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    2,000 rails backend mobile app android jobs found, pricing in USD

    The current technologies are ASP.Net Web Forms .Net Framework 4.6.1 Autofac NHibernate FluentNHibernate MySql Server WCF Services GItHUB for source control Azure hosting on dedicated server. The website consists of a client accessible website for sales, support and information. Also a backend admin section where customer accounts are Services are also used for secure communication with Windows Client Software. We require an experienced full stack developer with experience in the above technologies to - Upgrade the various components in the projects from NuGet to the more recent versions of the frameworks e.g. .Net, Nhibernate, etc etc - Upgrade to MySQL 8 - Set up a working Development Server on Microsoft Azure with Visual Studio, IIS Web Server, MySQL Database and required

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    I am looking for an experienced Full Stack developer who can create an e-commerce like site based on Node.js backend and React.js frontend with database as MySQL (I am ok with Laravel backend but if you can commit website speed) with all standard security features and with some custom features. Specifically, the custom feature I want is a customized "add to cart" feature that allows multiple users to buy together for a group deal. Key features you will need to implement include but are not limited to: - Need Mobile phone and website both views. - SEO friendly URLs - Easy One page checkout process - User and Vendors login using a phone number and OTP - Payment gateway integration - Admin dashboard --( Full privilege) - Supervisor dashboard --( Limite...

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    I'm in search of an experienced professional who can create an ecommerce website and mobile app primarily geared towards showcasing products to a wide audience app and website backend Should be same. Key features should include: - Product search and filtering can be disable: to make locating specific items quicker and easier - User reviews and ratings can be disable: to build trust and facilitate informed decisions - Location for different cities Your understanding of different age group preferences in navigability and UI/UX will be crucial in executing this project. Demonstration of previous work in ecommerce platforms tailored to different age groups would be a significant plus.

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    In the list of orders in backend, we need to add 2 buttons on each order. One button to display a French invoice One to display an English invoice I'll give you PDF template for French and English documents. You collect all data from Woocommerce and display it. When we click on any of the 2 buttons, you display the invoice in a new tab so when can save or print it. Please check joined screenshot 1 to see where to add these buttons. Please keep the existing button (a printer). Then please add the 2 buttons inside the page of each order, see screenshot 2. Please give me your price and timeframe. Regards

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    ...and sales performance. Datapad is designed for small businesses and power users who want a simple and fast reporting ://://:// • To build a similar website to Datapad, you will need to have some skills and tools, such as: • A web development framework, such as Laravel, Django, or Ruby on Rails, to create the backend of your website and handle the logic, data, and security. You will also need to choose a database, such as MySQL, PostgreSQL, or MongoDB, to store and manage your data. • A web design framework, such as Bootstrap, Tailwind, or Materialize, to create the frontend of your website and handle the layout, style, and interactivity. You will also need to use HTML, CSS, and JavaScript to create

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    I am looking to acquire a prebuilt ecommerce react-native application's source code, complete with an effective backend system. The main objective is to modify and launch the app according to specific requirements. Key modifications will include: - Adding New Features: A chief focus will be the integration of a new feature that allows for a subscription service. The intent is to introduce a membership scheme that unlocks premium services for subscribers. Potential freelancers should have the capabilities stated below: - Proficient with React-Native and Backend Management. - Experience in implementing payment gateway integrations. - Ability to conduct custom UI changes. - Prior experience in designing and implementing subscription services in ecommerce apps. T...

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    I'm in need of a Vue.js developer to work on the integration of backend systems into my current project. Tasks: - Integrate Supabase to meaningful frontend components, creating seamless and efficient data flow. - Adapt and optimise the front-end elements according to the required backend systems considerations. Skills and Experience: - Excellent Vue.js knowledge is a must. - Proven track record of successfully integrating Supabase in previous projects. - Good understanding of backend logic and structures. - Strong problem-solving skills and ability to work under strict deadlines. - Experience in the creation and adaptation of UI/UX design elements is a plus. Please ensure to include examples of similar projects you have worked on in your proposal. This will h...

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    We built a Python based EdTech platform where Mentors and Students can communicate with each other based on the course Enrolled and Completions. Most of the features are done and working absolutely find. There are a few corrections or improvements to be taken care from Front-end and Backend. One of my developer is already involved in Frontend using ReactJS, we need a Backend developer to work with our developer and get the work done ASAP You need to be proficient with Amazon Connect which will be integrated into this platform for Mentor-Student-Admin communication for instant messaging system

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    I'm urgently seeking a highly skilled Kotlin developer who can make important adjustments to our Android mobile application. Key tasks include: - Bug resolution and troubleshooting - Enhancements to UI/UX - Integration of innovative features Ideal candidate should have: - In-depth understanding and experience of Kotlin 1.4 - Problem-solving ability, particularly in respect to bug fixes - Proven expertise in creating intuitive, engaging UI/UX - A track record of designing and implementing new features in Android apps Please note: whilst this project is focused on updates and improvements, it also involves working on pre-existing code. Demonstrable experience in this area is preferred. Your bid should reflect your understanding of the tasks involved. Than...

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    I'm seeking a skilled PHP developer proficient in CodeIgniter for backend development and database management tasks for my School ERP project. This Project is already developed, we need to deploy it on server. I have purchased the code from Key duties include setting up and optimizing the project's backbone, managing the database and structuring the backend to efficiently handle and store data. Ideal skills: - Strong knowledge and experience in PHP development, particularly with CodeIgniter - Solid understanding of data storage strategies - Strong attention to detail with a commitment to data accuracy - Familiarity with other PHP frameworks and CMS will be an added advantage If you possess the above, do get in touch.

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    Seeking qualified freelancers for the creation of an engaging Android application designed for the general public. Key features to be included are user login and registration, in-app messaging, and GPS tracking. Skills and Experience: - Expert Android App Development - User Interface (Basic UI Design) - Proficiency in Creating User Registration Systems - In-App Messaging Systems Development This project offers the opportunity to contribute to a functional and user-friendly app with a solid and straightforward user interface design. Your input will be valuable in ensuring the app caters effectively to its intended audience, providing necessary features such as user registration and GPS tracking capabilities.

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    I require a talented Vue.js developer for the construction of an admin backend. This project does not involve integration with any external APIs. Key Features: - User Management - Data Visualization - CRUD (Create, Read, Update, Delete) operations The ideal person for this role should have the following skills: - Proficient in Vue.js development. - Experience with admin backend development for data management. - Strong knowledge and experience in working with SQL databases. Please ensure, before you bid, that you have substantial experience in these areas. Your task will be designing a user-friendly, sleek admin backend from scratch while optimizing for performance and sustainability.

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    ...developed for flutterflow, but the developer cannot complete it - some functions do not work). You can pull out the code and finish it in flutter. The task is to complete the application. The application itself is essentially a voice chat roulette, without a backend (the backend is on Firebase and it is completely ready). Functionality - 1) the user registers and logs in (by email and google/apple authorization), 2) fills out several questionnaires (psychological questionnaire, interests, topic of conversation), 3) pays using an in-app purchase, 4) contacts a professional user through a matching mechanism using firebase fuzzy text search vertex api, a voice call occurs using agora api, 5) a simple user can become a professional user (a simple user pays for calls, a...

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    Project Title: Bluetooth SDK Development for Existing Mobile App Description: I am looking for a skilled developer to develop a Bluetooth SDK that can be integrated into our existing mobile app code, which has been developed in Flutter. The main functionality that we require from the Bluetooth SDK is device communication. Support the DART so we can plug in the app. Requirements: - Experience in developing Bluetooth SDKs for mobile apps - Proficiency in Flutter and mobile app development for both iOS and Android platforms - Knowledge of Bluetooth protocols and APIs - Ability to integrate the Bluetooth SDK seamlessly into our existing mobile app code - Strong problem-solving skills to troubleshoot any potential i...

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    ...developed for flutterflow, but the developer cannot complete it - some functions do not work). You can pull out the code and finish it in flutter. The task is to complete the application. The application itself is essentially a voice chat roulette, without a backend (the backend is on Firebase and it is completely ready). Functionality - 1) the user registers and logs in (by email and google/apple authorization), 2) fills out several questionnaires (psychological questionnaire, interests, topic of conversation), 3) pays using an in-app purchase, 4) contacts a professional user through a matching mechanism using firebase fuzzy text search vertex api, a voice call occurs using agora api, 5) a simple user can become a professional user (a simple user pays for calls, a...

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    I am seeking an experienced app developer to build an application compatible with both iOS and Android platforms. Key Feature: - The primary functionality of the app is to incorporate a live chat feature. This feature should be intuitive and user-friendly. Target Audience: - The app is primarily targeted at businesses. It should be professionally designed yet straightforward to use, enabling businesses to communicate with ease. Ideal Candidate: - The ideal candidate for this project would have proficient experience in iOS and Android app development. - Prior experience or understanding of designing and implementing live chat features is highly appreciated. - Familiarity with business-oriented applications and understanding the needs of business...

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    I am looking for an experienced and innovative game developer with a real passion for bringing ideas to life. I have this unique action, tap and play casual game concept that I want developed for Android platforms, with AdMob integrations. The ideal candidate for this project should have the following skills: * Proficient with Java, Kotlin and the Android SDK. * Experience with AdMob Integration and Endless Run game development. * Ability to manage entire app development process from concept, design, build, deploy, test and release to Google Play Store. Your Role: * Understand and implement the unique game idea into a functional and engaging endless run, tap and play casual game. * Develop a robust and reliable AdMob integration setup. * Deliver a highly immersive ...

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    We looking for creatibe and talented React - Native app Developer to Update the Design of our appliaction what we have already done. U have to use the Current APK with the Sourcefiles, and as reference we have the Figma design of the new screen and colors and font what u have to add to the current app. There some Screen what u have remove form current app, and replace with new ones what are in figma Design What we have : Sourcefiles and APK and Figma Design what we will Provide u What u have to do: - Create new screens follow the Figma Design - Use the Fonts , Colors, and and SVG icons - Important RTL --> Right to left for Arabic Language Use the Right Font for each We need clean design, fast , also u have to follow our instruction, due our Security we can...

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    I require a Python programmer to develop a script for automated SMS forwarding in an Android device. Your task is to code a script that will: - Forward all received SMS automatically, - Create a filtering system for important messages, - Permit manual sending of SMS messages. Beyond these basic functions, the script should also handle forwarded messages intelligently by: - Displaying forwarded messages in a notification, - Saving forwarded messages in a separate folder, - Automatically deleting forwarded messages after they've been forwarded. Ideal candidates should have experience in Python and Android applications and a strong understanding of SMS handling. Knowledge in SMS encryption is a plus. I look forward to reviewing your proposals.

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    As a Mobile Legends player stuck in the 'Master' rank, I'm currently seeking an experienced game strategist who can guide and help me improve my gameplay significantly to rank up. Here's a summary of what I hope to achieve: - Detailed strategies tailored specifically to improve my team working skills in the game. - An enhanced understanding of efficient gameplay strategies that are viable in higher ranks. - A comprehensive, personalised guideline to help me progress in the Mobile Legends ranking system. For this project, prior experience with Mobile Legends is definitely a plus – especially if you've experienced ranking up in the game yourselves. Additionally, appreciated skills would be patience, advanced understanding of the game me...

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    ...for a proficient app developer capable of building a networking application for black American shoppers, business owners, and wholesalers. This platform will be a central hub where parties in complementary industries can engage, create groups, lower material costs, and increase profit margins. Key Features Expected: - User Registration: Users should be able to register using their email, password, through social media integration, as well as phone number verification. - Messaging System: The app should include a built-in messaging system for users to engage in direct communication with each other. - Group Creation: Users should be able to create their own groups within the app to better coordinate their efforts and collaborate. The app should be compatibl...

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    I'm seeking a proficient English to Korean translator to assist in translating our business-oriented website content, which contains more than 1,000 words. Translation from English to Korean - Content: Website (Backend) - Nature: Contains technical terms - No proofreading needed - i Gaming website translation Ideal skills and experience: - Fluent in both English & Korean - Strong understanding of technical terminology in both languages - Attention to detail for accurate translation - Experience in i-Gaming website translation will have added advantage Time Period: 1 week

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    I am in need of a highly skilled and experienced web developer for building an informational/content-based website. Here are the core skills and experience I am ideally looking for: * Familiarity with WordPress: You should be experienced with WordPress as my website will be built on this platform. * Understanding of cPanel: You will need to be comfortable with managing the backend of the website using cPanel. * Proficiency in Laravel: Laravel expertise is also a must, as it's crucial for parts of the development process. If you have managed similar projects in the past and have the skills listed above, I want to hear from you. Let's collaborate and build an efficiently designed website, tailored to specific needs. High-quality work and adherence to deadlines are of utm...

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    Task Description: Integrate the decompiled content from two separate Android APKs into a cohesive and functional single APK. Ensure that the combined APK preserves the intended functionality, features, and resources of both original applications. Perform thorough testing to validate the seamless integration of the components, maintaining compatibility and stability. Finally, deliver a unified APK that encapsulates the functionalities of both source applications.

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    ...looking for a skilled app developer to create a news application for an Android platform. This application's primary functionality is about delivering news to the users. Key Features Required: - Distribution of newsworthy content. Skills and Experience: - Strong expertise in Android app development. - Prior experience in developing news applications is a plus. - Proficiency in creating user-friendly and intuitive app interfaces. - Good grasp on handling APIs to fetch the news from a server. - Proven track record of delivering applications on time and within budget. By bringing strong technical and creative capabilities to this role, you'll help us create an app that keeps our users informed and engaged. If you have a portfolio of...

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    As an Android user with some technical savvy, I'm looking for a skilled coder who's experienced in using smali to add a functional download button to an existing APK. This button should enable the downloading of image animations from within the application. To successfully complete this job, you must: - Be proficient in decompiling and editing APK files.

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    ...Developer - Algo Trading Infrastructure Responsibilities: As a Quantitative Developer, you will be entrusted with the creation and enhancement of algorithms, with a strong emphasis on proficiency in Python or C++. The primary tools for this role revolve around the development of backend infrastructure for algorithmic trading, connecting strategies to broker APIs, setting up cloud-based databases for accurate backtesting, and scripting efficient data download and storage on servers. Key Tasks: Develop and refine the backend infrastructure for algorithmic trading. Connect trading strategies to broker APIs to facilitate seamless execution. Establish and maintain a cloud-based database for precise and reliable backtesting. Develop scripts for efficient data download and st...

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    We have an iOS app in swift and Android in Java that has a few issues that needs to be fixed

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    ...if I find the right candidate. Here's what I'm looking for: - Laravel Developer: Your gravitas should be developing Laravel projects. Previous work on applications such as E-commerce websites, Blogging platforms, or CRM systems is a major plus. - Frontend Development: It's unclear yet whether you will need frontend development skills in addition to your backend expertise. Don't let this deter your application if you excel on the backend. - Design Capabilities: I might need help with project design or refining wireframes, so any experience in this area would be beneficial, but it's not a deciding factor. With your application, please include detailed examples of your Laravel and API work. If you can share any designs or wireframes you've ha...

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    I'm l...Implementation . The main goal of this project is to add a specific code snippet to my website which will facilitate the usage of the aforementioned Google tool. Here are the details of the project: - Implement Code Snippet: The freelancer will need to add the specific code snippet needed to enable Google's 'Enhanced Conversion' function. - Experience: A strong understanding of BigCommerce's backend and coding, as well as familiarity with Google's conversion tracking tools is vital. - Urgency: The desire is to get this project completed ASAP, so swift work ethic is appreciated. No specific activity tracking is required. However, an overall efficient and successful implementation of this tool is the primary focus. If this sounds like your sk...

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    I'm looking for a skilled developer proficient in .NET Core and .NET MVC for my project. **Development Tasks** Your primary tasks will involve developing a .NET Core application alongside a .NET MVC application. Your roles will entail: • Development of the backend using .NET Core • Front-end development using .NET MVC • Extensive knowledge of Telerik components **UI/UX Design** Notably, the project requires an expert who can handle UI/UX design and development, with an emphasis on visual design elements. You will be responsible for: • Planning and implementing the visual style of the application • Ensuring consistent and engaging aesthetic across the application • Collaborating with our team in designing an intuitive and user-friendly inter...

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    I'm looking for a seasoned application and software developer to guide and mentor me through the nuances of app and software development. Specifics of the job involve: 1. **UI Design, Frontend/Backend Development** - You should be able to explain these concepts from scratch and also delve into some advanced techniques. 2. **Database and Security Systems** - A strong understanding and experience in these fields is needed as I want to gain more knowledge about them. You should preferably have strong communication skills and experience in mentoring. We'll be using Zoom or similar platforms for this consultation. I look forward to this learning experience.

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    ...programmer to develop an advanced Dash Cam Application for Android 14. I'm looking for a comprehensive app with integrated features, a modern design, and seamless usability. Key functionalities required: - Video recording: The app needs to record high-quality video during the vehicle's journey. - Automatic collision detection: The application should trigger an automatic video saving feature upon detecting a collision. - GPS tracking: The app needs to track and record the path of the vehicle. - Parking recording: The application has to record video while the vehicle is parked. - Sensing movement: The app needs to record video upon detecting movement when the vehicle is parked. Additional requirements: - Social media sharing: The app ...

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    I have an Application, whose backend and frontend both are ready. But due to some dependency i am getting error when trying to build the frontend.

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    ...comunicación y organización. - Habilidad para priorizar tareas y cumplir con los plazos. - Persona proactiva y motivada que puede trabajar de forma independiente y como parte de un equipo. Tareas a realizar: - Coordinar con los programadores el plan de desarrollo y el modelo de datos para el proyecto a construir (usualmnete son plataformas web SAAS y Apps) - Definir las tareas del equpo (front y backend) - Participar y asesorar al lider funcional y equipo de diseño en temas y consultas de funcionalidades La forma de pago sera mediante la asignación de coordinación por proyecto, usualmenete un proyecto tiene un hito de diseño y 2 de desarrollo, el lider tecnico participara en uno de ellos para realizar el analisis de datos, cood...

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    ...with creating multiple photo upload functionality per participant with limited file size and format requirements. - Proficiency in integrating a secure payment gateway. - Expertise in designing a voting system - similiar to this site - Able to have organisations have their own logins and access to add their own contests and have their backend/frontend with their own branding The platform needs to operate as smoothly as possible, allowing photographers to upload multiple pictures with ease and end-users to donate and vote effortlessly, with one vote per person. Efficiency, security, and user-friendliness are of utmost importance. Please provide relevant experience and reference sites that you’ve worked on before that align with my project

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    I'm looking for a skilled developer to create an iOS application. This app will require explicit features such as user authentication, in-app purchases, and it should be designed to facilitate both store and customer-facing interfaces. Key Responsibilities: - Develop the iOS and android application based on the design I provide. - Implement user authentication systems. - Integrate in-app purchase functionality. - Create a user-friendly interface for both customers and store management. Ideal Candidate: The ideal candidate should have significant experience in the following areas: - Proficiency in iOS and android development. - Experience with user authentication and in-app purchases. - Ability to turn design concepts into functional applicat...

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    We are seeking an experienced full-stack Developer to join our dynamic team. The ideal candidate should have a minimum of 8 years of hands-on experience in JavaScript and a strong proficiency in the following technologies: NWJS, NodeJS (backend) JS, TypeScript, HTML, CSS, JQuery, MYSQL, WordPress, and AWS. The candidate should possess excellent communication skills, both written and verbal, and be capable of working with minimal supervision. Responsibilities: -- Develop and maintain robust and scalable SaaS and desktop applications using NWJS, NodeJS, JavaScript, TypeScript, HTML, CSS, and JQuery. -- Ensure the technical feasibility of UI/UX designs and implement them accordingly. -- Work with MYSQL databases to handle data storage, retrieval, and manipulation. -- Utilize AWS serv...

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    implement token-based user authentication in the backend Enable email validation requirements in Shield for enhanced security. integrate social logins via Google and other Co. Define how the service is used via frontend -> backend -> auth service

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    I'm looking for a competent app developer to design a mobile app for me. The main objective of this app is to facilitate users in leaving text notes live. The design and interface need to be user-friendly, while also ensuring optimal performance. The main feature of this app will be: - The ability to leave and share text notes live. This means users should be able to perform typing tasks and share real-time information effortlessly. The ideal freelancer for this task should have the following skills and experience: - Proven track record in mobile app development, particularly in creating apps with real-time features. - Exceptional abilities in creating user-friendly interfaces. - Strong understanding of data sharing and live-update fu...

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    I'm searching for an adept Android developer who is familiar with Graphene OS open source code to overhaul its user interface. The main aim is to modernize the appeal of this operating system by updating its icons and graphics. Key tasks: - Familiarize yourself with the existing user interface of Graphene OS for Android - Propose creative updates for the icons and graphics based on the current trend and usability perspective - Implement these changes to the open source code - Test out the updated UI to ensure it is functional and visually pleasing The ideal freelancer for this project is an innovative thinker with strong skills in Android development, graphic design, and usability. You should also have hands-on experience working with Graphene OS or comparable ...

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    I am looking for a developer to create a memory card game app specifically for Android devices. Key Features: - The design style should incorporate a cartoonish aesthetic, which provides a fun and engaging interface for the users. - It is important that the game is suitable and appropriate for teenagers, it's targeted demographic. Skills and Experience: - App development for Android: a proven capability to develop fully functioning apps on Android platform is essential. - User interface design: expertise in creating appealing and cartoonish interfaces. - Experience in developing games, particularly memory card games is preferable. - Familiarity with targeting a teenage demographic, understanding their trends and preferences would be advantageous....

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    I have a delivery site with backend in laravel and frontend in flutter. All was ok until i add a new field on product page that is the field pizza_flavor. After add the pizza_flavor in the delivery site i face this error when i try place the order: [{"errorInfo":["42S22",1054,"Unknown column 'pizza_flavor' in 'field list'"]}]

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    I'm seeking an experienced app developer to construct a versatile E-commerce application for both iOS and Android users. Key functionalities needed include: - User Authentication: The app must include a secure login feature to ensure customer data protection. - E-commerce Integration: A streamlined shopping experience must be prioritized, with the ability to browse products, add to cart, and complete transactions within the app itself. The ideal candidate(s) will possess: - Strong experience in mobile app development across both platforms (iOS and Android) - Proven track record in implementing e-commerce solutions and user authentication systems - A deep understanding of designing for the E-commerce shopper user base, creating a us...

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    As a client, I'm seeking a proficient TypeScript developer to help in creating an API backend using the FeathersJS framework. Key areas of responsibility include: - Designing and building the API backend of our platform using FeathersJS - Ensuring the scalability and reliability of the developed API The ideal freelancer should possess the following skills and experience: - Proficient in TypeScript programming language - Extensive experience with FeathersJS framework - Strong background in REST API & backend development, ideally for large-scale applications - In-depth knowledge of best practices in API development and security. Feathersjs services to be created: - users (can be logging in using email & password, and also by OTP code sent by SMS or W...

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    i have all this tasks: YOU SHOULD ONLY MAKE FRONTEND BACKEND IS DONE

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    Looking for an expert Android app developer who specializes in creating vibrant, engaging apps. Your task will be to develop an app that will fully support an array of services, including but not limited to e-commerce, delivery, and booking/reservations. Key Features: - User Login/Signup - Smart Push Notifications - Reliable Location Tracking Ideal Skills & Experience: - Strong experience in Android development - Proficiency in creating e-commerce related features - Expertise in handling GPS and real-time tracking - Previous work with booking/reservation systems - Talent for creating colorful, user-friendly designs. Looking forward to working with a specialized professional who can deliver on these requirements and elevate this app to the next le...

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    I need to make modifications to the location of Google maps in an app developed in flutter and Laravel backend, I need to improve the user's location on the map, so that the data from the app's form is auto-completed depending on where the PIN is located on the map , for this it is necessary to increase the zoom limit in the map widget, I also need to calculate the value of the address by geographical area polygon, that is, select a polygon on the map and determine the value of the address for the user according to that area where is found. Perform a Filter by delivery person according to the payment methods, that is, be able to filter the value of addresses by delivery person depending on whether it is cash or digital payment that the application brings. The applic...

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    We require an app specifically built to manage delivery challan, consignment note, and other associated details for our organization. It should be designed specifically for Android devices. Key Features: - The primary feature we need is the ability to upload documents. The types of documents that need to be supported are PDF and Image formats. Ideal Candidate: - We're looking for someone with a strong background in Android app development, preferably with experience in building apps for businesses. - Previously working on apps that handle document uploads would be a plus. Experience with PDF and image upload integration is vital. - Strong communication skills are essential, we will need regular updates on the progress of the project.

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