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I currently run three separate Python-based web applications that overlap in purpose and code. Maintaining them individually is slowing development and has started to hurt response times under load, so the main goal of this job is to fold all three into a single, leaner codebase and measurably improve overall performance. Here is what I need from you: • Audit the three existing repositories, identify duplicated functionality, and outline a sensible architecture for a unified app. • Handle all refactoring and integration work, keeping existing features intact while removing redundancy and tightening performance (query optimisation, caching strategy, efficient routing and template reuse, etc.). • Provide clear migration steps so user data and configuration move across seamlessly. • Supply before-and-after benchmarks that demonstrate the performance gains. Each of the current apps is already live, so you’ll stage your work in a separate branch or environment, let me test it end-to-end, then assist in the final rollout with minimal downtime. I’m flexible on frameworks: if the three projects turn out to use different stacks, please recommend the smartest consolidation path rather than forcing everything into one framework for its own sake. Clean, well-commented code and concise documentation are mandatory. If you’ve merged sizeable Python web projects before and can prove real-world speed wins, I’m ready to talk specifics and get started right away.
Project ID: 40702264
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Active 17 hours ago
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49 freelancers are bidding on average ₹4,432 INR for this job

Hi there, I understand the challenges you're facing with maintaining three separate Python web applications. To streamline your operations and improve performance, I propose merging these apps into a single, cohesive system. Here’s how I’ll approach it: 1. Conduct a thorough code review to identify common functionalities and dependencies. 2. Refactor and consolidate overlapping code to reduce redundancy. 3. Design a unified database schema to integrate and optimize data handling. 4. Develop a robust API layer to ensure seamless communication between different parts of the app. 5. Implement load balancing and caching strategies to enhance response times under heavy load. By the end of this process, you’ll have a more maintainable, efficient, and scalable web application. Best Regards, Khorshed Alam, RS Software
₹900 INR in 9 days
9.2
9.2

Hi, I can consolidate the three Python web applications into a single, maintainable codebase without sacrificing existing functionality. I’ll first audit all three repositories to map duplicated logic, dependencies, database access, routes, templates, and bottlenecks, then design the cleanest unified architecture based on what the code actually needs—not simply force everything into one framework. I’ll handle the integration/refactoring, query and database optimisation, caching, routing/template reuse, and removal of redundant code. I’ll also provide a safe data/config migration plan, staging environment, regression testing, and before/after benchmarks so the performance improvement is measurable. All work will be done separately from the live applications, allowing you to test the unified system end-to-end before rollout. I’ll then assist with the production deployment and minimise downtime. You’ll receive clean, commented code, concise technical documentation, migration instructions, and benchmark results. I’m ready to review the three repositories and identify the best consolidation strategy.
₹1,099 INR in 1 day
8.1
8.1

Hi, I can audit all 3 Python apps, identify duplicated code, and create a clean unified architecture while keeping the existing features intact. I’ll handle the refactoring, database/query optimization, caching, routing, migration, and performance improvements. I’ll work in a staging branch for complete testing, provide before/after benchmarks, and assist with the final rollout with minimal downtime. I’ll also provide clean code and concise documentation. I have 10+ years of web development experience and can start with the repository audit immediately. Thank you Regards, Sai
₹7,200 INR in 10 days
7.1
7.1

Hi, I can consolidate your three Python web applications into a single clean, scalable, and performance-optimized codebase while preserving all existing functionality. I’ll audit the repositories, identify duplicated logic, design the unified architecture, refactor/integrate the applications, optimize database queries and caching, and provide a safe migration plan. I’ll work in a staging environment first and provide before/after performance benchmarks before the final deployment, ensuring minimal downtime. Ready to review the repositories and get started Best regards ADEEL
₹1,050 INR in 7 days
6.9
6.9

Hi, I can build your secure CRM using Laravel + PHP + MySQL, with a clean responsive dashboard and scalable architecture. I’ll implement role-based permissions for all 5 roles, customizable lead stages, follow-ups, approval links with timestamp/IP capture, sales dashboards, email templates, audit logs, encrypted documents, and secure offline backups. I’ll follow secure coding practices and ensure the system runs smoothly on a standard VPS. Ready to start immediately. Best regards Raheel
₹1,050 INR in 7 days
6.6
6.6

The dependency snapshots already show why an audit should come first: one app is on FastAPI 0.109 / Pydantic 2.5 with WebSockets, Selenium and pandas, while another has moved toward FastAPI 0.115+ / Pydantic 2.9+ with settings, Telegram alerts, pytest and Upstox integration. I’d normalize those differences before merging runtime behavior. My two priorities would be maintainability and scalability. I’d map routes, shared services, data models, background jobs, WebSocket flows, external integrations and config across all three repos, then define a unified FastAPI architecture with shared modules where it reduces duplication. Performance work would be evidence-led: query profiling, async I/O review, connection pooling, caching around real hot paths, and route/load benchmarks before and after changes. I’d stage the consolidation separately, preserve current APIs where possible, and document migration for data, env vars, secrets and deployment so production cutover can happen with minimal downtime. A relevant project is a live stock-market analysis platform where I worked with real-time WebSocket feeds and external market-data APIs, which required careful handling of concurrent updates, backend responsiveness and failure recovery.
₹15,000 INR in 7 days
6.3
6.3

Combining those three Python apps into one codebase makes total sense for cutting down maintenance hassle. Are they all using the same database structure right now?
₹1,080 INR in 7 days
3.4
3.4

I can consolidate your three Python web applications into one clean, scalable and performance-focused codebase while preserving all existing functionality. I’ll first audit each repository to map duplicated features, business logic, models, dependencies, database usage and templates. From this analysis, I’ll create a practical unified architecture and recommend the smartest consolidation approach based on the existing frameworks rather than forcing an unnecessary rewrite. I’ll then handle the refactoring and integration, focusing on database/query optimisation, caching, routing efficiency, reusable templates/components and removal of redundant code. All work will be completed in a separate branch/staging environment so your live applications remain unaffected. For migration, I’ll provide a clear step-by-step plan covering user data, databases, configurations and environment settings, with validation and rollback considerations. Before and after benchmarks will be captured using comparable workloads to demonstrate measurable improvements in response time and resource usage. After your end-to-end testing and approval, I’ll assist with the production rollout and minimise downtime through a controlled deployment process. You’ll receive clean, well-commented code, concise documentation, migration instructions and deployment support. I’m ready to begin with a repository audit and architecture plan immediately.
₹1,050 INR in 7 days
3.5
3.5

Merge the three Python web apps into one lean staged codebase, with overlap removed, existing features kept, a data and config migration checklist, and before-and-after performance numbers. Delivered within 24 hours, tested on a separate branch so you can review it end to end before rollout. Ready to start now, delivered within 24 hours.
₹600 INR in 1 day
3.1
3.1

Hi, Can you provide the three repository structures and current performance metrics for the main slow endpoints? The main challenge is consolidating three live Python applications without breaking existing features or data, while removing duplicated logic that contributes to slower queries and response times. The architecture needs to be unified based on the actual repository structures rather than forcing different stacks into one framework. I would audit all three repositories, map shared functionality, database usage, APIs, routing, templates, and dependencies, then define the cleanest consolidation path. I would refactor duplicated code, optimize MySQL queries, add appropriate caching, improve routing and template reuse, and preserve existing behaviour. The work would run in a separate branch or staging environment with migration scripts, before and after benchmarks, end to end testing, and a controlled production rollout with minimal downtime. Best regards, Akif U.
₹1,050 INR in 3 days
2.6
2.6

Hi, With three live Python applications sharing functionality, I’d avoid starting with a blind rewrite. I’d first audit all three repositories and map their routes, models, queries, templates, integrations, and duplicated business logic, then use that evidence to design the leanest consolidation path. I’d consolidate incrementally while preserving existing behaviour, focusing optimization where profiling shows measurable bottlenecks: inefficient queries/indexes, repeated database work, caching opportunities, routing overhead, and duplicated template/service logic. I’d keep the work isolated in a branch/staging environment so you can regression-test the unified application before production rollout. For migration, I’d document the data/config mapping, rehearse the migration against production-like data, and define a rollback path. Before/after benchmarks would cover the same representative workloads so performance gains are measurable rather than subjective. Our Python stack includes Django, FastAPI, Flask, PostgreSQL, MySQL and performance-focused backend development. I’d determine the consolidation framework after reviewing the three repositories rather than forcing one prematurely. Could you share the three repositories and their current frameworks/databases so I can assess the consolidation path? Best regards, Deepak.
₹800 INR in 7 days
2.9
2.9

Hi there, The risk in merging three live apps is not the merging, it is finding out halfway through that two of them handle users or settings in ways that quietly disagree. So the first thing worth paying for is a clear picture of where they overlap, where they conflict, and what is actually making them slow, measured rather than guessed. For that first stage I would: - Read all three codebases and list what is genuinely duplicated and what only looks it - Measure the current speed of the slowest pages so later gains are provable, not claimed - Set out one architecture for the merged app, with the reasoning for the framework choice - Map how user data and settings move across, including anything that clashes between the three - Give you a phased plan with the order of work and what breaks if it is done differently INR 15,000 for that stage, delivered in 10 days. The refactor, the merge and the staged rollout would follow as their own phases, quoted once we both know the size. One question: do the three apps share a database, or does each have its own? Happy to talk through the consolidation options once I have seen the repos. Thanks, Bhagya
₹12,000 INR in 10 days
2.4
2.4

I can audit the three Python web applications, identify duplicated functionality, and consolidate them into a cleaner architecture without sacrificing the existing features. I have hands-on experience with Python web development, Flask, Django, REST APIs, PostgreSQL, frontend integration, AI applications, and Git based development. I can work with the existing stacks first rather than forcing an unnecessary framework migration. My approach: • Audit all three repositories and map overlapping functionality • Design a unified architecture and migration plan • Refactor shared services, models, routes, templates, and utilities • Optimize database queries, indexes, caching, and request handling • Remove redundant code while preserving existing behavior • Create a safe data and configuration migration process • Establish a staging branch/environment for complete testing • Benchmark response times and resource usage before and after • Support final deployment with minimal downtime Deliverables: • Unified production-ready codebase • Architecture and migration documentation • Refactored and optimized application • Database/data migration scripts • Before-and-after performance benchmarks • Automated tests and regression validation • Deployment and rollback instructions • Final production rollout support I will make changes incrementally so the current live applications remain protected and you can test the consolidated version before deployment.
₹1,150 INR in 7 days
1.3
1.3

Hi, How are you! I've carefully checked your requirements and really interested in this job. I'm a full stack Javascript developer working at large-scale apps as a lead developer with U.S. and European teams. I'm offering best quality and highest performance at lowest price. I can complete your project on time and your will experience great satisfaction with me. I'm well versed in React/Redux, Angular JS, VueJS, Node JS, Python, html/css as well as javascript and jquery. Simply, I have rich experienced in JavaScript, Python, Software Architecture, MySQL, Web Development, Backend Development, Database Management, API Development as you enumrated. For more information about me, please refer to my portfolios. I'm ready to discuss your project and start immediately. Looking forward to hearing you back and discussing all details. Regards Sincerely, Justin
₹1,050 INR in 2 days
0.0
0.0

Hello — I can help with this scoped request: Merge Three Python Web Apps. I currently run three separate Python-based web applications that overlap in purpose and code. Maintaining them individually is slowing development and has started to hurt response times under load, so the main goal of this job is to fold all three into a single, leaner codebase and measurably improve overall performance. Here is what I need from you: • Audit the three existing repositories, identify duplicated functionality, and outline a sensible architecture for a unified app. • Handle all refactoring and integration work, keeping existing features intact while removing redundancy and tightening performance (query optimisation, caching strategy, efficient routing and template reuse, etc.). • Provide clear migration steps so user data and configuration move across seamlessly. • Supply before-and-after benchmarks that demonstrate the performance gains. Each I will confirm the exact inputs and acceptance criteria, complete only the agreed scope, and verify the final artifact against those criteria before delivery. I will identify any missing information rather than inventing it, and I can provide a concise evidence/quality summary with the result. If that approach fits, please share any source files and the required format.
₹748 INR in 2 days
0.0
0.0

Hi, How are you? I understand you need to merge three live Python web apps into one lean codebase while preserving features and improving performance measurably. I can audit the repositories, consolidate duplicated logic, optimize queries, caching, routing and templates, and define a safe migration path. I’ll work in a separate environment, provide before/after benchmarks, support end-to-end testing, and assist with a low-downtime rollout. I’m ready to review the three codebases and propose the best consolidation architecture. Thank you, Miguel.
₹1,000 INR in 1 day
0.0
0.0

Your main challenge is not simply combining three Python apps—it is consolidating them without breaking live behavior while removing duplicated code and proving that the new architecture performs better. I have hands-on experience with Python/Django/PostgreSQL and FastAPI/MySQL applications, together with system architecture, database optimization, legacy modernization, debugging, CI/CD, and production deployment. My approach would be: Audit all three repositories and map duplicated features, dependencies, data models, and bottlenecks. Propose the consolidation architecture based on the actual frameworks and shared responsibilities. Refactor and integrate incrementally in an isolated branch/environment while preserving existing behavior. Prepare repeatable data/configuration migration steps and rollback considerations. Run end-to-end validation and before/after performance benchmarks before production rollout. Deliver clean code and concise technical/migration documentation. I would avoid forcing everything into one framework unless the repository audit shows that it genuinely reduces complexity. One key question: do the three applications currently share the same database/schema, or does each maintain its own user and application data?
₹42,000 INR in 24 days
0.0
0.0

Hello, I’m interested in consolidating your three Python web applications into a single, clean and optimized codebase. I can audit the existing repositories, identify duplicated functionality, design the unified architecture, and refactor the applications while preserving existing features. I’ll focus on database/query optimization, caching, routing, reusable components and overall response-time improvements. I’ll also provide migration steps and before/after performance benchmarks. The work will be developed in a separate branch/staging environment for testing before the final deployment, ensuring minimal downtime. Estimated timeline: 3-4 days. I’m available to review the existing repositories and get started immediately. Regards, Asit
₹1,050 INR in 3 days
0.0
0.0

I am well-versed in Python, debugging, scripting, automation, API development, and software engineering. With 10+ years of experience, I can handle this task efficiently. Here is how I will solve it: I will review the requirements, update the scripts for all three Python web apps, ensure they are integrated seamlessly, and test the changes to ensure they function correctly and maintain a high standard of quality. I will also focus on maintaining clean and maintainable code, which is crucial for a successful merge of these web apps. I will leverage my expertise in JavaScript, MySQL, and backend development to ensure a robust and scalable solution. Looking forward to your response.
₹600 INR in 5 days
0.0
0.0

Hello, I hope you’re doing well. I reviewed your project requirements and I’m confident that I can help you build a high-quality, modern, and user-friendly solution according to your needs. Merge Three python web Apps I’m Ankur, a Full Stack Developer with 7+ years of experience in: • Custom Website Development • E-commerce Development • Mobile App Development • Flutter App Development • Android & iOS Applications • WordPress & PHP Development • UI/UX Design • Admin Panels & APIs I have successfully completed 500+ projects for startups, businesses, and individual clients worldwide. Why work with me? ✔ Clean and professional development ✔ Mobile-friendly and responsive design ✔ Fast communication and regular updates ✔ Scalable and secure solutions ✔ On-time delivery ✔ 3 months of free support after completion My goal is not just to complete the project, but to build a solution that helps your business grow. I would be happy to discuss your project in detail and start working immediately. Looking
₹1,150 INR in 10 days
0.2
0.2

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