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    5,000 how to design the backend of a website jobs found, pricing in USD

    I'm looking to develop a robust web application with various imperative features using Spring boot and Angular for backend, NodeJS and JavaScript technology for frontend. Key Duties: - Creation and implementation of a fully functional web application - Integration of user authentication for secure access - Incorporation of data visualization tools for user-friendly interactions - Set up e-commerce capabilities to allow online transactions Ideal Skills: - Proven experience with Spring Boot, Angular, NodeJS, and JavaScript - Strong knowledge and practice in web application development - Solid expertise in implementing user authentication techniques - Prior experience in embedding data visualization tools and e-commerce function...

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    seeking Freelancer to Implement Dynamic NFC Card Link Encoding and nfc card management web panel developer Title: Seeking Freelancer to Implement Dynamic NFC Card Link Encoding Description: We are looking for a skilled freelancer to assist us in implementing a dynamic NFC card system. The NFC cards will be encoded with a link leading to a web panel. However, the ultimate destination of this link should be modifiable remotely. Key Requirements: NFC Card Link Encoding: The freelancer should be proficient in encoding NFC cards with a link to a designated web panel. Dynamic Link Redirection: When the NFC card is scanned, the user should seamlessly be redirected to...

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    I am in immediate need of a proficient backend developer skilled in PHP, Python, and Java for my site. I seek a professional capable of handling an assignment, which may involve complex backend infrastructure management. Although I overlooked detailing specific functionalities, other typical backend features will likely apply. Essential components could encompass areas like API integration and user authentication. The project has a timeline of one month. As such, I require a developer that can deliver quality work within that timeframe. The ideal candidate is a problem solver, an effective communicator, and of course, passionate about his/her craft.

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    Ticketing Website 6 days left
    VERIFIED

    Looking to create a ticketing ecommerce website following features: Home page showing featured events (with admin having ability to update those events) FrontEnd (React) Backend (Django) Using Firebase Ecommerce checkout API to ticket vendor website: to get - Ticket prices for any selected event - Event/Venue seating chart - Purchase ticket from vendor during checkout process - Send customer confirmation email and ticket

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    As an E-commerce business, we require a skilled backend developer proficient in Node.js and MySQL. We're looking to build solid, secure and scalable backend functionalities, notably: 1. User authentication: we prefer the traditional email/password approach to user authentication but would also love to accommodate social media logins. 2. File uploading: Our platform will be handling a considerable amount of file uploads. We need to implement a practical and efficient file uploading system that includes the ability to store files in separate folders, have accepted file types and a set maximum file size limit. 3. Data filtering: this feature must be integrated to facilitate effo...

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    I'm in search of a skilled app developer who can transform my figma designs (less then 7 unique screens) into a functioning cross-platform web-view or hybrid app. The app has basic functionalities : 1. Choose the language (en or fr) 2. Choose a type (from a dropdown list) 3. Answer some questions with 3-4 options provided as per type selected ( the question and answers will be set in admin panel) 4. Scan an QR/image (this will simply open mobile camera for scanning QR, nothing more from the mobile app side) 5. Result followed by static page. The admin panel required will only have the functionality of adding question under each "type" and can add more variation of "type"...

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    ...Results and Assigning Evaluators - The project involves the development of an AI tool that will be used to publish the results of various exams on my platform. - The AI tool should be able to handle exams within CEFR (Common European Framework of Reference for Languages) and various other language proficiency exams. - The tool should also have the capability to assign evaluators for the answer sheets of the written part of the exams and examinees to evaluators for the speaking part. - The exams have four parts. The results of two parts will be published on another platform and the evaluators will give the results for ...

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    I am looking for a skilled AI developer to create a tool that can provide feedback on the weaker areas of examinees in language proficiency exams. The ideal candidate for this project should have experience in developing AI tools for language assessment. Key requirements for the project include: - The AI tool should be able to analyze exam results and provide suggestions on specific areas for improvement. - The tool should also be equipped with data-driven diagnostic analytics to provide a comprehensive feedback report. - In some cases, a human expert may need to review the tool's results to ensure accuracy. The ideal candidate for this project should have: - Stro...

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    ...Experience AND PHP Laravel Backend Restful API Expert AWS Requirements: - Create/Configure a new instance for a PHP and DB RESTFUL instance. The instance must be capable of 60 simultaneous Restful API server connections. Each Restful connection must support up to 60 seconds of single-call data transfer. The largest PHP Restful API call data transfer is up to 4 MB with an average of. Document the steps of creating and configuring this instance so that a Program Manager role can replicate it. Note: This work is to duplicate the Production Server on another AWS account. We need to create a Dev Server for mobile app development and understand the Prod...

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    need node.js and firebase developer to fix null data from backend

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    I'm looking to build an innovative robot capable of performing a domino show. This robot should be able to operate effectively and efficiently on flat indoor floors. **Key Features:** - Autonomous Tile Placement: The vehicle must autonomously place domino tiles on their end in a precise manner to ensure a continuous chain reaction when triggered.(Note: Run time is 4 minutes.) - Contactless User Control: The vehicle should start, stop, and trigger the domino fall through contactless commands, such as Bluetooth signals, to minimize physical interference. - Tile Holding Capacity: The vehicle must carry and hold a minimum of 50 tiles that to be placed within the time limit. *...

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    React js and nestjs developer 6 days left
    VERIFIED

    I'm looking for the Reactjs (frontend) and Nestjs (backend) developer. Some experience is required in order to work on the project. Interested one please apply to this!

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    Budget for this is $4/hour 40 hours/week (non negotiable) I'm looking for a developer with experience in C# to help with the development of a Learning Management System. With your application include a solution in C# to the following problem: Implement int Missing(int[] list, int a, int b) which returns the number of integers between a and b that are missing from the list. Proposals that don't include an answer or that use chatGPT to get the answer will be ignored.

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    I am currently wrestling with an issue in my ReactJS frontend and...an issue in my ReactJS frontend and need an expert's help. I've integrated the CCAvenue payment gateway and although the backend seems to be operating without any glitches, I'm experiencing problems while processing payments. Key Tasks: - Identify and rectify the errors occurring during CCAvenue payment processing in the ReactJS frontend. Ideal Candidate: - Proficient in frontend development using ReactJS - Has experience with payment gateway integration, specifically CCAvenue - Is able to troubleshoot and solve errors efficiently and effectively - Has strong problem-solving skills and attention to detail. Having prior experience solving similar iss...

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    I'm urgently looking for an experienced JavaScript developer, specifically with experience in web development. Key Responsibilities: - Your primary task will be to inject a Javascript extension into Chrome. Ideal Candidate: - Should have strong knowledge in both frontend and backend development, preferably you are a well-rehearsed full-stack developer. - Having previous experience with browser extensions will be an added bonus. - Must be available to start immediately and should exhibit strong problem-solving skills. If you meet the above-mentioned requirements and are ready to hit the ground running, please bid.

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    Add numbers of document to upload minimum etc condition. Small thing. Only developer who can follow part by part. Thanks

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    Seeking a proficient developer with extensive experience in reactJS frontend and nodeJS backend. Key Responsibilities: -I Developed a dynamic web application in NextJS with typescript that loads content in real-time from AWS S3 and push data into MongoDB Skills and Experience Required: - Proficiency in reactJS is crucial. - Solid experience in backend development using nodeJS. - Knowledge and experience of working with real-time data updates triggered by API calls is highly necessary. - Good understanding of frontend architecture and data flow. The ideal freelancer should be capable of Helping me to convert the tsx pages to jsx so that the design handles the API calls smoothly to...

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    I need a proficient Python programmer to undertake a multifaceted project involving three primary tasks: - Data analysis: You should be adept at analyzing and interpreting complex data sets, transforming data into actionable insights. - Web scraping: The project requires mining data from various websites. Existing knowledge of web scraping methods and tools is expected. - Backend development: The successful candidate will demonstrate strong backend development skills to ensure the smooth functioning and accessibility of data. Unfortunately, I skipped the questions about the project's main goal and timeline. But, I am looking for someone who can discuss the necessary deadlines in more de...

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    ...developer with a solid understanding of Django and Flask, who can help me with the amalgamation of two separate Python projects. Here are some details about my requirements: - Integration Order: The order of integration isn't a matter of concern to me, so I'm comfortable with starting either way. - Data Flow: My preference is to migrate the Flask Python code into the Django application, as opposed to running the two in parallel. We won't be exchanging any data through an API. - Flask Functionality: The specific Flask feature to be integrated into the Django app is simply the API endpoints. However, the final decision on exactly which APIs...

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    I am in need of a talented web developer capable of designing and creating a compelling informational landing page for my website. Key Functions: - The capacity to effectively display text content, images, and videos is essential for this task. - The website should preferably deliver an intuitive user interface that is straightforward for visitors to navigate and interact with. - Efficiency and scalability should be kept in mind when constructing the website's backend. Ideal Candidate: - Professionals with a strong background in web development and a knack for visually appealing design. - Experience creating informational landing pages. - Familiarity with the latest web t...

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    1 - Project Overview: Create a trivia game website with live video streaming. The game will use text to speech for AI generated questions and answers. 2 - Trivia Game Mechanics: Implement user registration, login, player avatar creation, question rounds. Track scores and display leaderboards and jackpot. 3 - Webcam Streaming: Integrate WebRTC or RTMP for live streaming. Capture and display player webcams during gameplay with content monitoring. 4 - Pre-recorded AI Host: Scripted responses. 5 - Frontend and Backend: Develop responsive UI using HTML/CSS/JavaScript. This will be web based with Mobile compatibility. Set up APIs for game flow and AI interactions. Store data in a database. 6 - Security and Privacy: Secure webcam streams an...

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    I'm looking for a skilled illustrator to create a realistic image based on some of my family photos of my wife and son. These photos are all attached. This illustration will then be transformed into a decorative mosaic display. I would like it in the style of a 'Madonna with child' images. I have posted some examples of this. I would like the child (a son that we lost) to have a small halo around him and for him to be looking directly at the viewer. Ideal skills and experience for the task include: - Proven experience in realistic illustration - Great attention to detail, particularly for human facial features - Ability to impose creativity...

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    I need to adapt a template, connect the front end with the backend via API

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    I'm seeking an experienced developer with exper...developer with expertise in AWS Lambda using Node.js. Your task will be setting up a simple function to encode parameters using HMAC-SHA1 and make a GET request, returning the response body. The shared secret of "theworldsmostsecretkey" will be held as an environment variable. The function request will include a 'customer' parameter. Take the customer KVP and encode it with the shared secret i.e. encode 'customer=12345' to produce 2a531a451bbbce27323fe248d53f59914726895f; The search term is the first 20 characters of the value; Make a GET request to google using the search term...

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    Hi ✈THE MARKETING MAVERICKS™, I noticed your profile and would like to offer you my project. We can discuss any details over chat.

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    IMPORTANT: Read the requirements thoroughly and revert only tailored proposals. All generic pings would be ignored. After few months of focused work on building a GenAI platform, I am re-initiating my search for someone who can manage my social profiles and enhance my professional reputation and visibility in AI industry. This means acting as my alias in active management and engagement of my social profiles through regular posts, blogs, news, articles and also securing memberships at main forums, speaking sessions at conferences etc.. I'm looking for someone (basically an extension of me) who can engage with me for a long term and is available when ever required. The individual should be good at ghost writing, thorough with research,...

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    We are looking for a talented graphic designer to create a unique logo that incorporates the slogan "Ein Anhänger, der Geschichten erzählt." (A pendant that tells stories). This logo will reflect the essence of storytelling and personal journeys, capturing the spirit of memorable experiences and adventures. There should also be an icon on the logo of a keychain. Style and Color Scheme: The logo should mirror the style and color scheme of the logo. While we appreciate creativity, it's crucial that the new design maintains consistency with our brand's existing visual identity. You will be provided with a reference image of...

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    I am seeking an experienced developer for the creation of a FastAPI backend. This will connect with the WhatsApp API, including a seamless login and logout functionality. Essential elements also include: - Enabling auto-answers - Facilitating group messaging - Managing private messaging - Permitting the sending of files - And, maintaining instances for an indefinite period. Your expertise should ideally be in backend development with prior exposure to FastAPI and the WhatsApp API. You should understand the mechanisms of chat applications and be savvy with file transfer protocols. Experience with maintaining instance states is a must. If you can bring these skills to my project, I�...

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    ...searching for a blockchain developer who can bring my project to life. Project is under NDA. WE have react Frontend and node.js Backend. Here's what I need: • Creation of a utility token. The purpose of this token will be determined as the project evolves. • Integration of a smart contract for a presale phase. This smart contract should include critical functionalities such as: - Whitelisting of addresses, ensuring only approved participants can join the presale. - Setting up a hard cap, to limit the maximum amount of capital that can be raised during the presale. It's important to note, I have yet to decide on the...

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    As a web owner, I am seeking high-skilled and experienced web designers who would breathe life into my landing page, specifically enhancing its design elements and transforming its layout and structure. Key Tasks: - Develop a new layout that leads to a more creative and efficient use of space. - Strategically position elements on the page to maximize user engagement and conversions. - Keep TailwindUI structure and compatible libraries -Integrate a Blog in frontend -Integrate payment method in backend+frontend -Integrate Cart backend+frontend Key Preferences: - Open to designer's innovative proposals for improved navigation and better element positioning. Use your creativity! - Designers with a...

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    ...experienced web developer, your role will comprise of both front-end and back-end development, coupled with database management. You're needed for the construction of a dynamic web application relying on PHP CodeIgniter framework. Key Deliverables: - Backend Development: Stabilizing the primary logic upon which the web application is built. - Frontend Development: Creating a responsive, user-friendly interface that empowers seamless user interaction. - Database Management: Ensuring efficient data storage and management with optimum security. Although there was omission regarding specific web application features, we can establish this during our interview. Your experience with PHP CodeIgniter, front-end, and back-end dev...

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    "The Importance of Biodiversity Conservation in Urban Planning" explores the pivotal role that integrating biodiversity considerations into urban development plays in creating sustainable, resilient cities. This descriptive piece navigates through the various facets of urban planning where biodiversity conservation becomes essential for fostering healthy ecosystems alongside human habitation. The description begins by emphasizing the rising significance of biodiversity preservation amidst rapid urbanization, shedding light on the common misconception that urban environments are incompatible with thriving ecosystems. Instead, it highlights the critical need to harmonize urban development with nature cons...

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    Greetings, WordPress talents, I am in search of a skilled WordPress developer experienced in utilizing YOOtheme Pro for building websites. I am an artist requiring a visually engaging and creatively crafted website to display my artwork, share insights through a blog, and feature a shop for my original pieces and prints. Website Requirements: Landing Page: An inviting homepage that immediately captivates visitors, showcasing my art with a modern and artistic approach. It should effectively direct visitors to explore my portfolio, blog, and shop. Portfolio: A visually appealing and well-organized image gallery to exhibit my artwork. It should include categories for: Mandalas: A showcase of...

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    PLEASE DO NOT SEND A PROPOSAL WITHOUT READING THE BRIEFING I WILL NOT NEGOTIATE THE PROPOSAL SENT, SO PLEASE SEND FINAL PROPOSAL I'm in search of a skilled WordPress developer, who has substantial experience in e-commerce website development, blogging setup and custom theme design. Here's what I need: -Main Menu Edditable -A page already existed edditable by wordpress Details in the file attached

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    I'm looking for a skilled image editor adept at photo manipulation. The task at hand includes adding a specific icon to a photo of a ring box, and Shopping Bag The ideal candidate for this task should be equipped with: • Strong photo manipulation skills • Proficiency in adding graphics to images • A keen eye for detail and aesthetics Please note that I'll provide the specific icon image that needs to be added to the ring box photo. Hence, precision in placement and sizing of the icon is critical. A final result that seamlessly integrates the icon into the photo is desired. The logo on the box should be done in a...

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    ...This is not a standard Astrology App. Please see and and refer to Solarfire for examples. We need to build upon these and showcase an Astrology system I developed with AI tools and more. Astrocartography, Progressions, Natal Chart Analysis, and even a Dating component will be included. The budget is a placeholder-- let us see your relevant work for Software (not just an app) that is custom-built, technical, and matches what we need as well as a realistic budget we can propose in our Crowdfunding Campaign to get this project started ASAP. Include approximate realistic timeline. We will be designing a new aesthetic/look for this as well including highlighting and expanding glyphs in charts, making them clickable, and providi...

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    ...Flutter developer to design an application that runs smoothly on Android, iOS, and web platforms. The primary focus of this application is to provide information. Key features should include easy navigation, user-friendly interface, and quick data loading times. This project does not require a user authentication system or account creation. Ideal Skills & Experience: - Extensive experience in Flutter development across various platforms. - Strong background in developing informational apps. - Proven track record in producing user-friendly designs. - Excellent understanding of performance optimization techniques. Task: Integrate tom tom map into an existing application. You have to buld navigation (like google has) You have ...

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    I'm after an experienced web developer to develop a new website outlook similar and functions e.g squareyards. Website technologies - Front End: React JS - Backend: Node JS -Web Services: Node - Database: Mongo DB Ideal skills for this position include experience in creating real estate websites or platforms with similar functionality. A modern, minimalist design approach is required, as it needs to be visually appealing while maintaining a clean, straightforward interface. Please attach examples of previous similar work to your proposals.

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    I am in need of a skilled writer well-versed in the health sector. The project involves generating engaging, insightful, and professional content targeted at the general public. This task will require: - A keen understanding of various health topics - An ability to write in a professional tone yet relatable for the general public - Ability to research and incorporate relevant and accurate health information in the content. The ideal freelancer should have a robust background in health or related fields and demonstrate a history of writing professional content for diverse audiences. If you're passionate about health and have a knack for distilling complex concepts in...

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    Hi I need skilled developer to help me synchronize prices, and stock status on my store based on Opencart with products from another website. Curently I manualy add the products and check stock status but I want to automate process. If you can help to make integration please contact with me. I want to import informations from source site, not by API. Developers who are interested is requaired to write private message and write how heshe want to resolve our problem Products import: -Title -Sku -Price -Stock status -Atributes - Description - no image ( i want to add it manualy)

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    It is necessary solve some few errors that have my application. It is necessary experience in laravel coding. Please send me your experiences in complex coding not simple web). If you show me the experiences, I will send the details of changes

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    Integeration of Backend (APIs) with Ensure security and reliability Develop UI for login/logout page Trigger mapped data to the DB to store it for future use and show in frontend for users in main feeds

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    Looking for an experienced professional with a strong understanding of WordPress for setting up a technical blogging website. All modifications to WordPress should be made on the backend rather than modifying the theme, to ensure that changes persist through upgrades. Only bid if you have a minimum of 5 years of experience in WordPress site development.

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    Looking for a DevOps engineer with a solid background in backend development, specifically with Node.js. Roles and Responsibilities: - Server management and deployment on platforms like Digital Ocean, AWS, and Kubernetes. - Ensuring high availability and performance by incorporating auto-scaling techniques into the deployment processes. Ideal Candidate: - 2+ years of experience with Digital Ocean, AWS, and Kubernetes. - Proven competency in Node.js development. - Knowledge and ability to ensure high availability and performance of systems. Your primary task will be handling server management and ensuring that our operations are scalable and highly available. Understanding of security standards and disaster recovery planning will...

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    ...looking for a proficient C# developer to incorporate an auto code suggestion feature into my Vsix project. Although I didn't specify particular features for the auto code suggestion, I would expect the expert to bring forward ideas on how to improve code efficiency and readability. I imagine functionality could include code snippet prediction, syntax error suggestion, or function parameter suggestion, but I am open to professional suggestions. The triggering mechanism for the auto code suggestion is also yet to be decided. Options could be a keyboard shortcut, mouse hover, or manual button click, among others, and I would appreciate the hired freelancer's input in this regard. Ski...

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    Sent a document across to move assets to the public folder and check the tasks.

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    I'm on the hunt for a proficient Angular JS developer with tangible experience in PHP 3, to collaborate closely with my in-house PHP developer. Your main focus is to work on the front end development of an admin panel. Your responsibilities will include: - Implementing the existing wireframe and design onto the admin panel. - Ensuring smooth integration with our PHP backend. - Contribute to all phases of the development lifecycle. Background: - Strong experience with AngularJS. - Robust knowledge and experience working with PHP 3. This role requires strong communication skills, as you'll be collaborating with our PHP developer. An understanding of specific PHP versions is a...

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    ...looking for a proficient data science analyst for my project. The main goals of this project are: - Predictive Modeling: I aim to create actionable insights from a comprehensive set of numerical, categorical, and time-series data. Ideal Experience and Skills: - Expertise in predictive modeling techniques (Note: the specific method has not been decided yet. I'd appreciate your insight and recommendations during bidding). - Experience in handling and processing various types of data: numerical, categorical, and time-series. - Strong analytical skills with the ability to collect, organize, analyze, and disseminate significant amounts of information with attention to detail and accuracy. Please pro...

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    ...project aims to develop a multi-platform e-commerce application that provides a seamless shopping experience for users across web and mobile platforms. The application will offer a wide range of products, facilitate secure payments, and ensure efficient order processing and fulfillment. Key Features: User Authentication and Authorization: Implement user authentication using JWT tokens and secure user data storage in MongoDB or Firestore. Utilize C# with ASP.NET Core for backend APIs handling user registration, login, and authorization. Product Catalog and Search: Develop a robust product catalog using PostgreSQL or MySQL for storing product information. Implement search functionality using Elasticsearch for fast and efficient p...

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