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My web-and-desktop application is almost release-ready, but I still need an expert who can smooth out the last pieces of work on both ends of the stack. The frontend is built with React; the backend is written in Python and backed by a MSSQL database. Where you will start • Backend logic needs tightening: several endpoints still run slower than they should, and a couple of edge-case bugs appear under load. • Database optimisation is key: query profiling, index tuning, and light schema refactoring are expected so every call to MySQL returns snappily. • Integration and testing must be completed: I need end-to-end tests that cover critical user flows, plus automated regression tests to guard against future changes. What I’d like to see delivered 1. Refactored Python backend with measurable performance gains. 2. An optimised MSSQL schema and clearly commented migration script. 3. A fully wired React interface that talks cleanly to the updated API. 4. A suite of automated tests (unit + integration) that run green in CI. 5. Final build artefacts for both the web deployment and the desktop installer. I’m ready to give you access to the repo, staging server, and existing test plans the moment we start. If you’re comfortable jumping into a near-finished codebase and can prove you’ve squeezed the last bit of performance out of React, Python, and MSSQL before, let’s wrap this project up together.
ID do Projeto: 40164333
62 propostas
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Ativo há 10 dias
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62 freelancers estão ofertando em média ₹52.802 INR for esse trabalho

Greetings, Thank you for considering my application for this project. As an AI Engineer and Python Developer with over 8+ years of experience, I bring a wealth of knowledge and expertise in the field of Python, Deep Learning. I have carefully reviewed the project description and am eager to discuss your specific needs and requirements in more detail. My commitment is to provide dedicated support and consistent follow-up throughout the project's lifecycle. Please feel free to reach out to me to further discuss how I can contribute to the success of your project. Looking forward to the opportunity of working together. Best regards, KuroKien
₹50.000 INR em 1 dia
6,7
6,7

Hi Neighbor, I can step in and finalize your React + Python + MSSQL application efficiently. I’ll optimize backend performance, tune database queries and indexes, complete integration, and add reliable automated tests. I’m comfortable working in near-finished codebases and delivering measurable performance improvements, clean migrations, and production-ready builds. Once you share repo and access, I’m ready to start immediately and help bring this to release.
₹45.000 INR em 6 dias
6,2
6,2

"What a great project you've embarked on, and congratulations on being near the finish line! My name is Madiha, an AI Mobile and Web Developer specializing in modern technologies including React.js and Python. I have a deep understanding of backend and frontend development which makes me the perfect fit to tie up all the loose ends for you. With my knack for optimizing performance on both React.js and Python, I'll ensure your application runs faster than ever before. I'll meticulously review your backend logic, tighten the slow endpoints, iron out any edge-case bugs, and optimize your MSSQL schema to reduce query latency. When it comes to delivery, you can rely on me for quality work. I'll refactor your Python backend with clear performance improvements backed by measurable results, provide an optimized MSSQL schema with a well-commented migration script, deliver a wired React interface that seamlessly communicates with the updates, and provide you a full suite of automated unit and integration test cases that guarantee green lights during CI. On top of that, my experience in streamlining AI-powered solutions has made me meticulous about ensuring every code-lickenstein is eliminated to allow optimal efficiency something I’d love to lend this Projekt! Let's collaborate on finishing this project successfully!"
₹56.250 INR em 7 dias
5,0
5,0

Hi, I see your React-Python app is nearly release-ready, and you need a skilled expert to polish backend logic, optimize your MSSQL database, and finalize integration with robust testing. With extensive experience in Python backend performance tuning, React frontend optimization, and database schema improvements, I will focus on speeding up your endpoints, profiling and refactoring your MSSQL schema, and delivering clean API integration. I will also implement a comprehensive test suite running smoothly in CI to ensure stability. I propose starting immediately with a detailed code and performance audit, then work on backend tightening and database optimization followed by frontend API integration and final testing. I'll ensure your final build artifacts are ready for web and desktop deployment within the agreed timeline. Could you share more details on the specific edge-case bugs encountered under load and any current performance benchmarks for the backend endpoints? Best regards, Roshan
₹68.000 INR em 12 dias
4,7
4,7

First I will baseline performance using profiling and real request traces to identify slow endpoints and the specific queries causing latency. Then I will tighten backend logic by removing N plus one patterns, improving pagination and caching where appropriate, and ensuring correct connection pooling and timeouts. For MSSQL I will use query plans and index analysis to tune indexes, refactor hot queries, and apply light schema changes only where they clearly reduce cost. All schema changes will come with a clearly commented migration script and rollback notes. React integration will be validated against the updated API with clean error handling, loading states, and predictable data contracts. I will add automated unit tests for core logic and integration tests for API contracts, plus end to end tests for critical user flows. Everything will be wired into CI so tests run green on every PR and protect against regressions. Deliverables you listed Refactored Python backend with measurable speed gains and load stability Optimised MSSQL schema plus documented migration React fully wired to the updated API Unit plus integration plus end to end tests running in CI Final web build and desktop installer artefacts I am comfortable jumping into near finished codebases and driving this to release with clear daily updates. Share the repo access and current stack details for desktop packaging and CI and I can start immediately.
₹56.250 INR em 7 dias
4,9
4,9

Hello, INCOMPLETE FEATURES AND UNSTABLE WORKFLOWS IMPACT RELEASE Your React-Python application needs finalization to ensure all features work smoothly and your system is reliable for users. Without completing outstanding tasks and fixing instability, functionality gaps and errors may persist, harming usability and preventing your app from reaching production readiness. COMPLETE DEVELOPMENT AND STABILIZE REACT-PYTHON STACK I will finalize your **React frontend and Python backend** by completing remaining features, resolving bugs, optimizing performance, polishing UI interactions, and ensuring seamless communication between the frontend and backend APIs. This includes testing across devices and edge cases, reviewing integration points, cleaning up code, and implementing reliable error handling so your app feels cohesive and dependable. PRODUCTION-READY APP WITH POLISHED FEATURES You will receive a fully finished, stable application that delivers the intended functionality and gives users a smooth experience. The final result will improve reliability, reduce unexpected behavior, and prepare your project for deployment with confidence. Thanks
₹42.250 INR em 10 dias
5,1
5,1

As a Full-Stack Developer with extensive experience in Python and React, I am uniquely positioned to help finalize your web-and-desktop app. I have deployed numerous applications using both technologies and as a result, I thoroughly understand their compatibility, performance optimization and rectification strategies for any encountered issues. Moreover, in my seven years of work experience, I've always been committed to delivering top-quality work on time. I will start from tightening the backend logic including refining slow endpoints and resolving any bugs under load. Additionally, I will expedite the database optimization process using my expertise in query profiling, index tuning and light schema refactoring to ensure every MySQL call returns promptly. Lastly, it's worth mentioning my skills in automated testing and CI/CD which align perfectly with what you need. Combining these with my full stack capacity puts me in the best position to deliver your project milestones—in particular, a wired React interface talking cleanly to the updated API, and a comprehensive suite of tests running green in CI. My broad understanding of high-performance systems will be invaluable to ensure a robust application that is ready for release. Let's collaborate to wrap up this project successfully!
₹75.000 INR em 7 dias
4,8
4,8

The existing codebase can be reviewed with a focus on performance and stability across the stack. Backend issues and edge-case bugs can be fixed before release, and the React frontend aligned with the updated API. Core user flows can be covered with automated tests to prevent regressions, with everything running cleanly in CI. Work can start directly from your repo and staging environment.
₹48.000 INR em 7 dias
4,6
4,6

Hi , Good morning! I am an expert mobile developer with skills including Frontend Development, Python, React.js, Backend Development, Performance Tuning, Full Stack Development, PostgreSQL, MySQL, Elasticsearch and API Development. Please send a message to discuss more regarding this project. Please respond at your earliest convenience
₹62.440 INR em 1 dia
4,2
4,2

⭐ Hello there, My availability is immediate. I read your project post on Python Developer for React-Python App Finalization. We are experienced full-stack Python developers with skill sets in - Python, Django, Flask, FastAPI, Jupyter Notebook, Selenium, Data Visualization, ETL - React, JavaScript, jQuery, TypeScript, NextJS, React Native - NodeJS, ExpressJS - Web App Development, Data Science, Web/API Scrapping - API Development, Authentication, Authorization - SQLAlchemy, PostegresDB, MySQL, SQLite, SQLServer, Datasets - Web hosting, Docker, Azure, AWS, GPC, Digital Ocean, GoDaddy, Web Hosting - Python Libraries: NumPy, pandas, scikit-learn, tensorflow, etc. Please send a message So we can quickly discuss your project and proceed further. I am looking forward to hearing from you. Thanks
₹72.300 INR em 20 dias
4,5
4,5

Hi, I have read your proposal carefully and I am very confident with this task because my skills are best matched with this project and I have ever worked similar project. If I have chance to work with this, I will provide perfect result within your deadline. Looking forward discussing this project with you. Thank you. Petro.
₹56.250 INR em 7 dias
3,6
3,6

Hi, I can efficiently refine your React and Python application by optimizing backend performance, tuning MSSQL queries, and completing robust end-to-end testing to ensure a smooth, release-ready delivery. I’m comfortable stepping into mature codebases and driving them across the finish line with measurable improvements. Can we discuss on chat. Regards Abhishek
₹50.000 INR em 7 dias
4,0
4,0

I can help optimize your Python backend and MSSQL database to deliver a clean, professional, and user-friendly application with seamless integration between the React frontend and backend API. Your need for automated end-to-end and regression tests to ensure reliability under load stood out. With expertise in backend logic tightening, database query profiling, and React API integration, I focus on measurable performance gains and automated testing that supports continuous integration. Does this approach sound like what you’re looking for? Regards, Alicia
₹45.000 INR em 30 dias
3,3
3,3

Welcome to professional Python development services! Hi Ednet, I'm Alema, a Python expert programmer who strives for clear code in atmospheric, numerical weather prediction, physics, and all other seminal fields. I'm ready to provide you with high-quality services. I have completed 350+ projects with a 100% Positive Rating. If you are looking for Quality work, look no further. Also, we are a team of professional workers, and we are always available 24/7 to help employers without limitations, and delivery is guaranteed on time. Your faithfully. Eng. Alema Akter
₹37.500 INR em 3 dias
3,0
3,0

Hello, I can step in immediately and help bring your web-and-desktop application cleanly over the finish line. I have strong experience working with near-release codebases using React on the frontend, Python backends, and SQL-based databases, with a clear focus on performance tuning, stability, and production readiness. On the backend, I will profile and refactor slow endpoints, resolve edge-case issues under load, and deliver measurable performance improvements. For the database layer, I’ll handle query analysis, index optimization, and targeted schema refinements, providing clearly commented migration scripts to ensure maintainability and traceability. I will also complete end-to-end integration between the React frontend and the updated API, ensuring smooth data flow and consistent behavior. A comprehensive automated test suite—covering unit, integration, and regression scenarios—will be implemented and validated to run cleanly in CI. Final build artifacts for both web deployment and the desktop installer will be delivered ready for release. I’m comfortable jumping into complex, late-stage projects and collaborating efficiently with existing teams and infrastructure. Once access is provided, I can move quickly and systematically to finalize everything with confidence. Make it sound highly professional and optimized to attract client attention Best regards, Amaan Khan S. CUBEMOONS PVT LTD
₹56.250 INR em 7 dias
3,0
3,0

I’m an experienced full-stack developer with deep expertise in React, Python, and MSSQL, and I specialize in polishing near-complete applications to production-grade performance and stability. I thrive on taking a mature codebase and squeezing out every ounce of speed, reliability, and maintainability. How I’ll add value: Backend refinement: Profile and optimize Python endpoints, resolve edge-case bugs, and ensure APIs handle load efficiently. Database optimization: Analyze MSSQL queries, fine-tune indexes, and perform light schema refactoring with clearly commented migration scripts. Frontend integration: Ensure React communicates cleanly with the updated backend, maintaining responsive and snappy UI performance. Testing & QA: Build unit and integration tests covering critical user flows, and implement automated regression tests to prevent future breakages. Production-ready delivery: Provide final web build, desktop installer artifacts, and documentation for smooth deployment. I’ve successfully completed projects where performance bottlenecks and subtle edge-case bugs threatened release schedules, delivering measurable improvements before launch. My focus is fast ramp-up, tight communication, and clean, maintainable solutions that you can rely on for production. I’m ready to jump into your repo, staging server, and test plans immediately, optimize the backend and database, finalize frontend integration, and deliver a fully tested, release-ready application.
₹56.250 INR em 7 dias
2,7
2,7

I’ll jump into the existing codebase and polish the final layer across frontend, backend, and database so everything performs fast, behaves predictably under load, and is fully release-ready. The focus is on tightening backend logic, speeding up database calls, stabilising edge cases, and finishing end-to-end testing so the product ships with confidence.
₹50.000 INR em 7 dias
2,4
2,4

Hi, I’m a senior full-stack engineer with strong experience optimizing React frontends, Python backends, and MSSQL databases in near-release systems. I can jump into an existing codebase, profile slow endpoints, fix edge-case bugs under load, and deliver measurable performance gains. I’ll handle MSSQL query analysis, index tuning, and safe schema refactoring with clear migration scripts. I’ll also complete end-to-end and regression tests, ensure the React app integrates cleanly with the updated API, and deliver final web and desktop build artifacts. I’m comfortable working in CI/CD and ready to start as soon as repo access is provided. Let’s get this shipped.
₹37.500 INR em 7 dias
3,1
3,1

Hello, my name is Ahsan Khan. I specialize in polishing near-release web and desktop applications with React frontends, Python backends, and MSSQL databases. I can help tighten your backend logic, optimize queries, and resolve edge-case bugs to ensure fast, reliable performance under load. I will: • Refactor Python endpoints for measurable speed improvements • Optimize MSSQL schema with index tuning, query profiling, and provide a clearly commented migration script • Complete React integration with the updated API for a smooth, responsive frontend • Implement automated unit and integration tests covering critical flows, ready for CI • Deliver final web deployment and desktop installer builds I’m ready to start immediately with repo and staging access, and I have experience squeezing peak performance from full-stack apps just like yours. Best regards, Ahsan Khan
₹37.500 INR em 1 dia
1,6
1,6

As a highly experienced software developer with a strong background in Python, I'm confident that I can bring your React-Python app to the level of optimization you desire. Over the years, I have worked extensively on backend Python logic and databases for tasks much more complex in nature. By incorporating my deep knowledge of MSSQL and keen eye for detail, I'll efficiently tune the app's queries, perform exhaustive query profiling and fix the edge-case bugs that hinder seamless performance. Additionally, my familiarity with CI processes will ensure smooth implementation of automated testing and deployment. I'll put together a comprehensive suite of automated tests - both unit and integration - that will not only cover critical user flows but also provide valuable protection against future changes. Understanding your need for prompt delivery, rest assured that my turnaround time is quick without any compromise in quality. I look forward to the opportunity to wrap up this project successfully and bring your web-and-desktop application to a state where every element works with exemplary efficiency. Let's get started!
₹38.000 INR em 7 dias
1,3
1,3

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