Android app database server jobs

I'm in need of a developer with experience in building cryptocurrency wallets for both iOS and Android platforms. The wallet must support renowned cryptocurrencies like Bitcoin, Ethereum, and Tron. Skills and experience required: - Familiarity with wallets for the specified cryptocurrencies (Bitcoin, Ethereum, Tron) - Proven experience in application development for both iOS and Android platforms - Knowledge in integrating exchange functionality within a crypto wallet Deliverables: - A fully functional crypto wallet supporting Bitcoin, Ethereum and Tron - Thoroughly tested application for both iOS and Android platforms - Integration of built-in exchange functionality within the application.

I'm requiring a proficient Java developer for a college project. The main task will be building a web application along with database integration. I'll need you to implement vital functionalities, such as: - A user registration panel - A user login page - Fee structure - Contact us section - Admin as well as user registration option - Subjects and courses - Basic website navigation functions For the front end, HTML and CSS skills are necessary to render a clean and minimalist design. It's vital you're experienced in these domains and can provide examples of your past work. Looking forward to your proposals.

As someone who values efficient and cost-effective operations, I'm intent on leveraging the full potential of my Microsoft SQL Server database. The core of this project involves enhancing performance and decreasing cost. To enrich the function of my database, I'll need an expert who can: - Improve overall performance, guaranteeing smoother, faster operations - Implement strategies for cost reduction without compromising quality and performance The ideal freelancer will be someone with extensive experience in Microsoft SQL Server, superb knowledge in database performance enhancement, and proven strategies for cost-reduction. If you can deliver this, you'd be the perfect fit.

I'm in need of an Android developer with experience in Java and Kotlin who can handle issues with fingerprint scanner devices like Futronics FS80H and Mantra MFS100 on Android 14. Key Responsibilities: - Diagnose and resolve compatibility issues with the latest Android 14 version. - Ensure the scanner can correctly detect fingerprints. - Ensure the scanner is responsive and functions as expected. Ideal candidates should have: - Proven experience working with fingerprint scanner devices. - Expertise in Java and Kotlin for Android development. - Strong knowledge of Android 14 and its compatibility requirements. - A track record of troubleshooting and resolving technical issues. This is an urgent project, and I'm seeking someone who can deliver ...

I'm looking for a skilled developer to create an android app that will connect with machine hardware via Bluetooth and communicate with an ESP32/similar microcontroller. Also design a PCB to integrate the microcontroller with the machine's electronically operated devices. - Design: I don't have a specific design in mind, so I'd need your help with designing the app. - Design: Design a pcb to integrate microcontroller and other electronically operated features. - Functionality: The key functionality of the app will be to control the LEDs on the machine. More specifically, I'd like the LEDs to be used to scan an object. Ideal skills and experience for this job include: - Proficient in Android app development - Experience w...

I am looking for a skilled developer who can convert my existing Avitor game website into a mobile application for the Play Store. Key requirements: - Conversion of the website to an intuitive and engaging mobile app - Ensuring smooth navigation and user experience on a mobile platform Please note, I skipped some questions about the current website and the features I'd like in the app. I'd be happy to discuss this further with the successful bidder. Ideal skills and experience: - Proficient in app development for Android - Strong background in website to app conversion - Ability to ensure compatibility and optimization for mobile devices.

...experienced database professional to assist with a relational SQL database project. You will need to assist me to answer questions about the following: The required tasks include: - Relational data bases ( administration, normalisation, sql workbench, my sql, data modelling) - Writing SQL queries - Designing the database schema - Optimizing query performance This project specifically involves MySQL, sql workbench, so proficiency in this database system is a must. The complexity level of the project is intermediate, focusing on tasks like joins and subqueries. Ideal candidates will have: - Extensive experience with MySQL databases - Strong SQL querying, schema design and query optimization skills - Proficiency in working with relational databases - Expe...

CODE IS DONE, JUST NEED SOME ADJUSTMENTS ON CODE + APP MADE ON ANDROID STUDIO I'm looking for an experienced ESP32 device programmer. The main functionalities include: - Control: The app should enable users to interact with the ESP32 device through buttons and switches displayed on the app's interface. This means that the app should be able to send commands to the ESP32 device based on the user's actions. - Data Display: The app should be able to read and display data from the ESP32 device. This data should be stored on an SD card, and include GNSS data from the u-blox module. The ideal candidate for this project should have experience in: - Android Studio: Proficiency in Android app development is crucial for th...

I am in need of an experienced app developer who can build a robust e-commerce app for iOS and Android. This should be user-friendly and targeted towards general users. It’s crucial that the app includes a payment module with end-to-end encryption. The ideal candidate would have: - Expertise in both iOS and Android app development - Prior experience with building e-commerce applications - Strong understanding of payment gateway integration, and knowledge of implementing end-to-end encryption - Familiarity with creating seamless user interfaces targeted towards general, non-technical users The envisioned app should ultimately facilitate smooth online transactions, assuring users of their data security. This project may require ...

Android app play console setup and upload

I'm in need of a seasoned mobile application developer who can create a robust taxi booking application for both Android and iOS platforms. Key functions and features to integrate include: - GPS tracking: This will facilitate real-time location tracking of taxis for both users and drivers. - In-app payments: The app should support secure online transactions, ensuring clients can quickly and securely pay for their rides. - Driver ratings and reviews: Users should be able to rate and review their drivers for future users to reference. This project is best suited for a developer with experience in creating similar applications or someone with a good grasp of GPS and payment integration. A strong understanding of building intuitive user experiences and user-friendl...

I am in need of a one-time service to clean out my email database of invalid email addresses that generates too much soft bounce and hard bounce (and spam trap emails). Key Points: - **Objective**: The main goal of this project is to remove outdated or incorrect email addresses from the email database. - **Frequency**: This is a one-time project, not requiring ongoing maintenance. - **Current Platform**: I use Brevo as my email platform Ideal Freelancer Skills: - Experience with email marketing and database management - Familiarity with Brevo or similar email platforms - Proficient in identifying and removing invalid email addresses - Proven track record of improving email deliverability and marketing campaign results. I supply email addresses in CSV or XLS files

Hello! I need to build a module or functionality to the ServiceGo - Multi Vendor On-Demand Service & Handyman Booking Marketplace system for vendors. The module (functionality) should be the following, subscription model for vendors. In this subscription model, there should be a limit on how many listings (job services) a given vendor can publish and how many customers it can respond to. P.S. The above mentioned functionality is important to us, but even if you can't offer us such a solution we are also looking for the functionality of only registering as a vendor to pay a fee again, which should be per subscription. Link to the system:

I am looking for an experienced Ionic Developer to fix my app. i have an issue with my app that can't be build to Android SDK 33+. I've tried uninstall some plugin which is end up crashing at splashscreen as it only display a white blank. The job is to make my app can be build to Android SDK 33+ and compatible with lower SDK, no more error, crash and missing current feature i.e running in backround, notification, GPS. You have to make detail documentation on how you do it and what setting did you use, the timeline is 4 days and i'm willing to pay you $120 and that's final offer. And please, APPLY IF YOU UNDERSTAND WELL THE CASE AND WILLING TO BE PAID AS I OFFERED.

- PRESENTATION - We need a small AR projecte for the web, that show two options of AR: plane detection and with marker-based tracking, models ans marker image are in url, that i will provide you. - GENERAL FEATURES - Timline 1 or 2 days - With webAR - Adapted to mobiles - It must be done without Unity! - The AR must work whether it is opened from an Android and Apple device - Need the source code - The URLs must be modifiable - PROJECTE SCREENS The projecte will only have 3 screens... - MAIN SCREEN See image "main " - Screen Elements - 1 button to open plane detection screen - 1 button to open marker-based screen - MARKER SCREEN See image "marker " - Be...

I'm in need of an experienced individual to migrate my current Moodle site from a shared server to a dedicated server. This move is primarily to prepare for an expected increase in traffic, and I'm looking for someone who can not only handle the technical aspects of this migration but can also help with optimizing the server for improved performance. Key Requirements: - Expertise in server migration, specifically Moodle - Ability to create a custom configuration for performance optimization - Prior experience in handling increased traffic on a dedicated server Please only apply if you have experience with Moodle and can guarantee a smooth migration process.

I'm seeking a data-savvy freelancer with a deep understanding of Instagram, to create a well-organized spreadsheet of micro influencers. There are three crucial components needed for each influencer: I AM NOT LOOKING TO CREATE FAKE SOCIAL ACCOUNTS - I WANT EMAIL ADDRESSES TO CONTACT THEM TO HELP CREATE CONTENT> 1. Instagram Handle 2. Number of followers 3. Their Email Search Criteria - total of 2000 records acrsoss - Dieticians and Nutritionists - Pregnancy and infertility - Mums / Working Mums 500 - 5000 followers only. Australian-Based Accounts

Specialist in App and Software Development Job Description: We are seeking specialists in App and Software Development, ready to transform technical concepts into practical and innovative solutions for our global clients. If you have a passion for developing applications that make a difference, we want you on our team. Responsibilities: - Android and iOS App Development: Create mobile applications that stand out in the market. - Custom Web Applications: Develop tailor-made web solutions to meet specific client needs. - Desktop Software Development: Create efficient computer programs for various industries. - Enterprise Resource Planning (ERP) Systems: Develop and implement ERP solutions to enhance clients' business processes. - E-commerce Solutions: Build...

I'm looking for an experienced game developer to create an engaging adventure game for teens on the Android platform. The ideal candidate will have: - Profound experience in developing successful mobile games, especially in the adventure genre. - A good understanding of what appeals to the teenage demographic. - A portfolio that demonstrates a high level of creativity, design, and execution in mobile game development. - Excellent communication skills to understand and incorporate my vision for the game.

I'm in need of an experienced Talend Studio developer to assist with a database migration project. Key Project Details: - **Data Sources**: The project entails integrating data from various databases. - **Primary Goal**: The primary focus of the project is to migrate the data accurately and efficiently. - **Data Processing**: The data migration will primarily be through batch processing, therefore real-time processing is not required. Desired Skills: - **Talend Studio Proficiency**: A strong understanding of Talend Studio and its capabilities is essential for successful project completion. - **Database Integration Skills**: Experience working with database integration is a must. - **Data Migration Experience**: Previous experience with data migration projects w...

I'm in immediate need of someone who can guide me through the process of publishing my Android app on the Google Play Store. Key Requirements: - **Immediate Assistance:** I require this done as soon as possible. - **Publishing Process Expertise:** You should be well-versed in the process of publishing apps on the Play Store. - **Good Communicator:** A clear communicator who can guide me effectively through each step. The tasks include: - Help with basic tasks like app testing and debugging - Guidance on setting up the Play Store account - Pointers on how to finalize the publishing process This is a personal project, and I'm looking for someone who can provide basic guidance to help me publish my app quickly.

...experienced Netapp server hardware engineer to help me with troubleshooting, configuring, and installing server components. Key Tasks: - Troubleshoot hardware issues: The server is experiencing hard disk and motherboard failure, leading to performance issues and potential data loss. The ideal candidate will be proficient in diagnosing and resolving these hardware problems promptly. - Configuring Netapp server: I require assistance with configuring the server to ensure optimal performance and security. Proficiency with Netapp server setup and configuration is a must. - Installing server components: The successful candidate will also be responsible for installing new hardware components to replace those that have failed. Ideal Candidate:...

I've already installed Android Studio in my Windows machine and have been successful with Flutter, but now I'm facing some issues that seem to be causing a hiccup. I've tried various solutions from different forums, including Stack Exchange, but nothing seems to be working. I believe the issue lies with the Flutter SDK path errors and the launching of emulators. Specifically, I'm looking for a professional who can help resolve the following: - Investigate and fix Flutter SDK path errors - Solve the issue with the emulator not launching applications I need someone who's proficient with Android Studio, Flutter, and Dart on Windows, understands the mechanisms behind these tools, and has experience in troubleshooting similar issues. Your abilit...

...it's fourth generation of ownership. My Dad started using a database program called Formula Coster on his Apple IIc to figure out how to correctly price our baked goods based on ingredient costs, labor costs, overhead, etc. The program also allows us to store the formulas and makeup instructions for all our products based on the dough batch and individual pieces from the dough. It's a simple program that we still use today, but are afraid it may not continue to work very long. Other programs exist, but are all cloud based and require subscriptions with features we do not need. I am seeking an adept database developer to either continue work on an in-progress database or commence anew based on existing requirements. This database is intended for e...

I've already installed Android Studio in my Windows machine and have been successful with Flutter, but now I'm facing some issues that seem to be causing a hiccup. I've tried various solutions from different forums, including Stack Exchange, but nothing seems to be working. I believe the issue lies with the Flutter SDK path errors and the launching of emulators. Specifically, I'm looking for a professional who can help resolve the following: - Investigate and fix Flutter SDK path errors - Solve the issue with the emulator not launching applications I need someone who's proficient with Android Studio, Flutter, and Dart on Windows, understands the mechanisms behind these tools, and has experience in troubleshooting similar issues. Your ability to co...

I'm seeking a skilled professional to conduct comprehensive testing on my Android app. This job will require the freelancer to verify the app's functionality, performance, user interface, bug identification, and compatibility with different devices. It's important that the freelancer selected has previous experience in app testing, particularly on the Android platform. The ideal candidate should be detail-oriented, have strong problem-solving skills, and be able to provide clear and detailed reports on their findings. Please note that I have not specified which type of testing I'm looking for, so the successful candidate will need to be versatile and able to cover a range of testing types.

I'm seeking an experienced videographer to create a UGC (User Generated Content) video for our car stereo. This video will play a key role in informing our cust...create a UGC (User Generated Content) video for our car stereo. This video will play a key role in informing our customers about the key features of our product. Here's what I need: - Unboxing - Easy Installation Guide - Features Demonstration: Highlight the wireless CarPlay/android auto connectivity, touchscreen interface main features, and front & backup camera. Ideal skills and experiences: - Proven experience in creating UGC videos, ideally for automative, tech-products. product link:

I'm in immediate need of a DNS server implementation using UDP sockets in Go. The primary purpose of this server is to resolve domain names to IP addresses within the shortest possible time frame. Key Requirements: - Implementation of a DNS server in Go - Utilization of UDP sockets for communication - Support for resolving domain names to IP addresses - Ability to run on multiple platforms, including Windows, Linux, and macOS Ideally, I'm looking for a freelancer with: - Proven experience in developing DNS servers - Proficiency in Go programming language - Strong understanding of UDP sockets - Ability to ensure cross-platform compatibility - Immediate availability to complete the project ASAP Please provide a brief overview of your relevant experience, you...

I'm in need of a custom NFC payment gateway hardware that is compatible with Android. It will be integrated into a self-serve restaurant kiosk. The system should be able to handle both contactless card readers and mobile payment options. Key requirements include: - Capable of processing 50-100 transactions per day - Compatible with Android operating system - Supporting both contactless card readers and mobile payment options Ideal candidates should have experience with: - Custom hardware design, particularly in the payment processing field - NFC technology and its integration with Android systems - Understanding of self-serve kiosk systems and the unique requirements involved This project is a great opportunity for someone who is experienced in custom hardwar...

I'm looking to partner with a skilled professional who can help me navigate the landscape of creating a new mobile application. Here's what I need: - Software development - I want to develop a fresh, user-friendly mobile application on both iOS and Android platforms. - IT consulting - I would appreciate strategic guidance on how best to develop, integrate, and implement this application. Ideal candidates will have demonstrated experience in mobile software development and strategic IT consulting. Expertise in app development for iOS and Android platforms is a must. If you're someone who thrives on the challenge of creating new software and relishes the opportunity to provide strategic IT consultancy, this is an opportunity for you.

I am in need of a talented app developer with experience in creating Android applications. The project requires the development of a Satta Matka app - a type of betting app used for gambling - which will include the following features: - Live Results Updates: The app should be able to provide real-time updates on Satta Matka results to users - User Registration and Login: A user registration system is necessary for the app, along with a secure login process to access the features - Betting History Tracking: It's important that the app can keep track of users' betting history The project is focused solely on Android, so the ideal candidate should have expertise in Android app development and be well-versed with...

Our development team just wrapped up front end development for a large-scale website. At this critical juncture, we're seeking advice to ensure that our back-end databases - PostgreSQL and Cassandra - will be optimally performing and highly available. Key areas of consultation include: - Performance optimizat...optimization strategies - Replication and high availability options - Ideal design of databases to accommodate the scale of our website Ideal professionals would bear extensive experience with both PostgreSQL and Cassandra databases, as well as a keen understanding of integrating front-ends to back-end databases. Your prior work with large-scale website infrastructures will greatly benefit our project. Database optimization and design aptitude is a crucial requirement...

I'm in need of a proficient developer who can help me enhance my existing Android chat application by integrating an AI chatbot. - For this project, the AI chatbot should be driven by AI responses that are capable of bolstering user interaction within the app. - However, the client hasn't specified the language capabilities of the AI chatbot, presenting a scope for discussion. - The ideal freelancer for this job would need experience in Android development, expertise in AI, and a good understanding of chatbots. Knowledge of machine learning for building AI-driven responses would be greatly appreciated.

I am seeking a seasoned Android app developer to create a secure payment application that supports credit card transactions. This application needs to prioritize user safety, incorporating advanced security features such as two-factor authentication and biometric authentication. Ideal skills & experience: - Proven experience in Android app development - Understanding of payment gateway integration for credit card processing - Strong knowledge in implementing two-factor authentication and biometric authentication in Android apps - Experience with secure coding practices and encryption techniques to ensure the safekeeping of user's data.

As a company, we have a keen interest in developing partnerships with influencers on Instagram to boost our brand visibility. Our main goal with this project is to create a comprehensive database of potential influencers on this platform. Key Responsibilities: - The primary responsibility of the freelancer will be to search, collect, and organize relevant data about potential Instagram influencers. This will include their follower count, engagement rate, niche, and other relevant information that will help us evaluate their suitability for a partnership. - The database should be easily accessible and user-friendly, with the ability to filter and sort based on different criteria. Ideal Skill Set: - Extensive experience in social media research and data collection, with a fo...

I'm looking for an experienced Android developer to create an app that focuses on e-commerce and product management. Key Features: - Social Media Integration: The app needs to connect seamlessly with social media platforms. User Authentication: - The app should have a user authentication system. Users should be able to log in or sign up through their social media accounts. And google account Ideal Skills and Experience: - Proficient in Android development (java) - Experienced in integrating social media APIs. - Familiar with user authentication systems, especially social media login. google login Please include samples of your past work that demonstrate your experience with similar projects in your bid.

I am seeking an Android developer with . The ideal candidate will need to upload my app for a period of just 4 days. Unfortunately, I'm unable to provide specific functionalities of the app at this point, as well as whether backend development will be required. More details will be provided to the selected freelancer. Key Qualifications: - Experience with Android development - Active Google Developer account - Ability to upload and manage apps on Google Play Store - Flexibility, readiness for a short-term project (4 days only) I am looking forward to receiving your bids and starting this unique project. Your role is crucial to the success of this project, so timely delivery is of utmost importance.

Hi Vipul, we need some additional work done on both apps. It will be fixed price project to add new feature in both our apps. Thanks.

We are seeking a skilled freelancer to develop an OIDC (OpenID Connect) server capable of delegating authentication to a CAS (Central Authentication Service) server. The OIDC implementation will be based on IdentityServer4. The primary objective is to establish a secure and efficient authentication mechanism within our system, leveraging the capabilities of both OIDC and CAS protocols. The ideal candidate should possess expertise in IdentityServer4 and have experience in integrating it with external authentication providers such as CAS. Additionally, familiarity with authentication protocols and best practices in web security is highly desirable.

I am in need of an Android app developer to create a minimalist style application. There will be no need for incorporating in-app purchases. This is a university project, but due to busy schedule I couldn't complete it. I have a deadline until 2 weeks(May 27 2024). The users of the app are Students and recruiters. It needs to be developed from Java language and Firebase as data base language(recommended) for storing any data. The app should only have following features, and no other graphics or extra designing is required. students can:  Browse and search for job opportunities posted by various companies.  Apply for jobs and upload their resumes and other documents.  Schedule and attend online interviews and tests.  Track their applicatio...

I'm looking for a skilled and experienced Native Android developer who can help me with an issue regarding my custom-made AZAN alarm app. The problem is that the AZAN Alarm isn't functioning as it should. some time work sometimes no. IMPORTANT NOTE:- *THE ONLY ONE WHO CAN FIX CODE ON MY COMPUTER VIA REMOTE DESKTOP CAN COT HERE. PROJECT WILL BE AWARDED BEFORE START* Key Responsibilities: - Diagnose and troubleshoot the issue with the AZAN Alarm - Fix the alarm, ensuring it works consistently and accurately - Test the app after the fix to confirm the problem has been resolved Regards

I have a Windows program built for media playback that I want converted into an Android TV app. This project is for a professional who has experience in converting programs from one platform to another. I'm looking to retain the primary function of the Windows program, which is media playback, in the Android TV app. i only have the .exe not more information The Android TV app should specifically include the feature of local file playback. Skills required: - Experience in developing Android apps - Experience in converting programs between platforms - Familiarity with Android TV development

More details: Which platform do you want the application to be developed for? Both What primary features do you want in your online retail application? User registration and login, Product catalog, Shopping cart and checkout How soon do you need your project completed? Within a month

I'm looking for an experienced system administrator who can help with setting up an SSL certificate on my Ubuntu Apache web server. This task will require a good understanding of web server security, Apache, and Ubuntu operating systems. Key tasks will involve: - Validating the pre-existing SSL certificate - Configuring Apache to work with SSL - Testing the certificate to ensure it's working perfectly Users should have: - Extensive experience with Linux, specifically Ubuntu - Experience in web server security - Proficiency with Apache server setup - Familiarity with SSL installation and configuration

I'm seeking an experienced Android developer to create an app I also need a proficient web developer to build a responsive website. You have to teach app development and web development to students of my institute. App Development: - The teaching is aimed primarily at the Android platform - Required skills include Android development, UI/UX design - Previous experience with app creation is a must - Teaching Web Development: - The web application teaching is meant to serve as a primary digital interface - Previous experience with web application development - Skills in responsive website design, e-commerce and content management are desirable - Teaching This will be an offline project in Nagpur, Maharashtra.

...mobile application developer skilled in both Android and iOS application development to create a reliable, user-friendly and efficient application that provides automatic spam message blocking and word filtering. Briefly, the working logic of the application is as follows: only the words that are wanted to be blocked will be written. If these words are included in the incoming SMS, it will be blocked as spam. Key Features: - The app should work on both Android and iOS devices. - The main purpose of the application is to block spam messages and filter out unwanted words. - The blocking process needs to be automated; a user should not need to manually block each spam message or unwanted word. Ideal Skills and Experience: - Proficient in Android and iOS ap...

I need a comprehensive angel investor list for North America in an Excel spreadsheet. The list should cover all the necessary details for each investor, including but not limited to: - Name and contact information - Investment preferences - Industry expertise - Geographic preferences - Industry preferences - Investment stage - Average Investment Amount - Membership model - Membership fees There are additional questions we would like answered. PLEASE READ THE ATTACHED DOCUMENT FOR ALL INFORMATION SOUGHT. The ideal freelancer should have experience in compiling such lists and should be able to deliver a well-structured and detailed Excel spreadsheet. The list should be easily navigable and professional, making it easier for me to reach out to potential investors. Given that I'm ta...

I'm seeking a proficient AR developer to engineer an AR app for both iOS and Android platforms. The central feature is to incorporate a virtual menu display in a restaurant scenario. While the specific AR technology to be used is open for discussion, the priority is to ensure that the incorporated technology offers high interactivity and user engagement. Skills and Experience: - Proficiency in AR Development (Preferably with a portfolio of iOS and Android apps) - Knowledge in integrating AR with existing applications - Experience in creating engaging, user-friendly interfaces - As we're using this for a restaurant application, prior experience in this sector or similar would be advantageous.

I need a skilled UI/UX designer to provide an engaging design for my productivity application that is targeted at adults. The design needs to be clean, user-friendly, and fascinating for this demographic....design needs to be clean, user-friendly, and fascinating for this demographic. Key Responsibilities: - Create UI/UX design with a focus on usability and simplicity - Incorporate the productivity features in an intuitive way Ideal Candidate: - Proven experience in Android app design - Understanding of adult ergonomics and preferences - Able to demonstrate a strong background in Productivity app design - Exceptional creativity and innovation. Your portfolio showing previous UI/UX design relevant to the demographic and the app functionality will be very c...

I'm in need of skilled developers who can bring my social polling app to life on both iOS and Android platforms. The main aim of the app is to gather user opinions in a statistical manner. Key Features: - Voting on Questions: The primary function of the app is to allow users to vote on various questions, enabling them to express their opinions in a clear and structured manner. Ideal Candidates: - Proficient in iOS and Android app development - Experienced in social networking app creation - Prior work with polling/voting systems would be a plus - Strong understanding of data collection and presentation I'm looking for developers who can not only create a functional app but also ensure a smooth user experience. The ability...