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La aplicación ya está muy avanzada; me queda un mes decisivo para pulirla y quiero dedicar ese tiempo a un trabajo constante que cierre cualquier cabo suelto. Tu tarea principal será justamente esa continuidad diaria: entrar en el código existente en [login to view URL] + React + TypeScript, identificar y corregir bugs, revisar el recorrido completo de cada tipo de usuario, validar permisos y asegurarte de que los datos de prueba queden perfectamente aislados de los datos reales. Trabajo con Tailwind, API routes y GitHub; si además dominas PostgreSQL / Supabase y testing funcional en entornos multiusuario, sumarás puntos. También necesito a alguien con criterio práctico de producto y UI: no solo revisar que la app funcione, sino detectar qué pantallas se ven débiles, qué formularios conviene agregar, quitar o simplificar, qué flujos pueden confundirse para el usuario y qué detalles visuales deberían ajustarse para que la plataforma se sienta más profesional y lista para producción. La idea es que el testing no sea solamente técnico, sino también funcional y visual: probar cada rol, cada flujo, cada permiso, cada formulario, cada carga de datos y cada posible error de uso real. El resultado que espero al terminar el mes es una web app estable, clara, segura, bien presentada y lista para pasar a producción. Cuando te postules — y esto es lo único imprescindible — cuéntame tu experiencia concreta haciendo de nexo entre desarrollo full stack, QA y mejora de producto: repos que puedas mostrar, releases en las que hayas participado, pruebas funcionales que hayas liderado, o historias breves que demuestren ese enfoque metódico que necesito. La modalidad es 100 % remota y hay posibilidad de extender la colaboración si avanzamos al ritmo esperado.
Project ID: 40502792
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157 freelancers are bidding on average $440 USD for this job

Hi there, I see you need help finalizing your web app and you have a month to polish it. Focusing on continuous integration and thorough testing will be key to ensuring everything runs smoothly as you approach your deadline. With my background in both frontend and backend technologies like React.js and PostgreSQL, I can help refine your app's features and performance. I'd pay special attention to the API interactions and user experience to ensure they meet your standards. I'd start by reviewing the current state of the application, then prioritize testing and polishing the most critical features. Q1: What specific features or areas do you feel need the most attention? Q2: Are there any existing issues or bugs that you want to address first? Q3: How do you currently manage your deployment process, and is there a preferred CI/CD tool you're using? Let’s make your app shine.
$500 USD in 6 days
3.8
3.8

**DO NOT PAY ME UNTIL I COMPLETE! :)** Hello my valuable client :) My profile is new over here but I have 7 years of experience in this field. I have completely understood about your project. Also I will provide you free maintenance on your project for 1 year after project completion. I can definitely complete this in your timeframe. Give me one chance to prove myself. Hit the chat button to get started. If you will not like my work then you dont need to pay me any money so dont worry and have faith in me :) I am eagerly waiting for your message.
$251 USD in 7 days
3.4
3.4

❤️Hi there ❤️ As a skilled engineer, I can do your project perfect. Please check my reviews to verify my skills. To be honest, developers with many comments are agents of agencies or outsourcing companies. Therefore, I believe I am the most suitable candidate for your project. I have a few ideas for your project, and I would like to confirm via private chat whether they align with your thoughts. Warm Regards, Ruslan
$500 USD in 7 days
3.6
3.6

I understand you need to finalize a full-stack QA web app within a tight one-month timeframe. You’re looking for precise polishing and performance enhancement to ensure a solid launch. With extensive experience in full-stack development and QA processes, I specialize in refining complex applications efficiently. I’ve successfully delivered projects under tight deadlines with a focus on quality and usability. My approach involves thorough testing, bug fixing, and optimizing your app for reliability. I’m ready to collaborate closely and respect your milestones. Happy to review your current setup and get this back to a stable state.
$500 USD in 7 days
1.0
1.0

⭐ Hi there ! Your app is already advanced, so this last month should be about daily, focused cleanup: bugs, permissions, user flows, test data isolation, and UI polish. At Globant, I worked between full-stack development, QA, and product improvement for React/TypeScript web apps. One release included testing 5 user roles, fixing permission bugs, cleaning weak forms, and preparing the app for production handover. I can review each role, API route, Supabase/PostgreSQL flow, GitHub issues, forms, test data, UI screens, and real-use edge cases. I’ll not only report bugs, but fix them directly and keep the app moving toward release. Timeline: 4 weeks of steady finalization work. Budget: $750 for the full month. Do you already have a bug list, or should I start with a full app audit first?
$750 USD in 30 days
1.0
1.0

Hi, I work across Python backends, web stacks, and ML-driven systems, with hands-on ownership of QA, release hardening, and production readiness. At this stage, the main risk is hidden state inconsistencies across roles and sessions, especially with mixed test and real data. Permission boundaries and user flows tend to drift under rapid iteration. Stability also depends on how regressions are tracked and validated across multi-user scenarios. How is environment separation currently enforced between test and live data? What defines a “complete” user flow per role today? Is there an existing process for tracking regressions and validating fixes before release? I can step in and keep progress steady through this final stretch.
$510 USD in 7 days
0.0
0.0

Hello, I would love to help. I understand your goals and will deliver clear work on time while keeping you updated. I am an expert with 10 years of experience in React.js, PostgreSQL, Web Application and I helped many clients reach their goals. Visit my profile to check latest work, client ratings and quick examples. I would love to connect in chat to discuss details. Talk soon, Nathan Wilkins
$500 USD in 7 days
0.0
0.0

Hola. Puedo hacer lo que necesitas. Aquí tienes los pasos que voy a ejecutar en tu plataforma: Paso 1: Auditoría y Debugging: Entraré a tu repositorio de GitHub para identificar y corregir errores lógicos en componentes React, resolver conflictos de tipado en TypeScript y optimizar el rendimiento de las API routes. Paso 2: Control de Permisos y Datos: Validaré a nivel de código y base de datos (PostgreSQL/Supabase) que las reglas de acceso por rol sean infranqueables, garantizando el aislamiento absoluto entre los datos de prueba y los reales. Paso 3: QA Funcional Multiusuario: Simularé sesiones concurrentes con distintos perfiles para auditar flujos críticos en tiempo real, verificar el manejo de estados en el frontend y corregir fallos en el procesamiento de datos. Paso 4: Pulido de UI/UX con Tailwind: Refactorizaré componentes visuales para simplificar formularios, corregir pantallas débiles y homogeneizar los estilos, logrando un acabado profesional listo para producción.
$250 USD in 7 days
0.0
0.0

Howdy! This is exactly the kind of final-mile work I enjoy most, the month before a product goes live is where discipline and product instinct matter more than raw speed, and I have both. Let me give you the concrete background you asked for. I recently led the stabilization and pre-launch QA cycle for a real-time eSports cash game platform built on Node.js, React, and WebSockets. My role was precisely that nexus you described, I sat between the dev side and the product side, auditing every user flow end to end, mapping permission boundaries across roles, and flagging UI moments where real users would hesitate or make mistakes. I wrote the test scenarios, ran them, filed structured issues in GitHub, and tracked them to closure before the release went out. That platform handled real money and real users, so the bar for "stable and secure" was non-negotiable. Thank you. Marcos.
$500 USD in 7 days
0.0
0.0

❤️❤️❤️❤️Hello there! ❤️❤️❤️❤️ I have extensive experience with Web, Mobile, and AI development and have satisfied clients with my efforts on similar high-impact projects. I reviewed your project description and this is a perfect match for my technical background. I can start immediately and adapt to your preferred timeline. When is a good time for us to connect via chat to discuss your specific milestones? Warm Regards, Lena
$250 USD in 5 days
0.0
0.0

Hi, I can build a modern and professional website for your interior design business using WordPress. The site will be clean, elegant, and fully responsive across all devices. I will include a strong homepage design, a portfolio/gallery section to showcase your projects, a services page, an about section, and a contact form for easy client inquiries. My focus is on creating a visually appealing website that highlights your work and builds trust with potential clients. It will also be fast-loading, SEO-friendly, and structured to help you rank on Google. The website will be easy for you to manage and update without technical knowledge. I can also suggest design improvements to ensure your brand is presented in the most professional and attractive way possible.
$700 USD in 7 days
0.0
0.0

Hello, I believe I can help you during this critical final phase before production. I have 4+ years of experience in software testing, including functional testing, regression testing, API testing, database validation, and test automation using Selenium, Playwright, Java, REST Assured, and SQL. In my projects, I have worked closely with developers and business teams to validate complete user journeys, permissions, workflows, forms, and integrations. My focus is not only on finding bugs but also on understanding how real users interact with the application and identifying areas that can be improved before release. I am comfortable reviewing existing codebases, analyzing defects, validating role-based access, testing data isolation, and performing end-to-end testing across different user types. I also pay close attention to usability issues, confusing workflows, missing validations, and UI inconsistencies that can affect the overall user experience. I follow a structured and methodical testing approach, provide clear bug reports with reproduction steps, and work closely with teams to ensure issues are resolved efficiently. I would be happy to discuss your application and how I can contribute to making it stable, polished, and production-ready over the coming month. Thank you for your consideration.
$500 USD in 7 days
0.0
0.0

Hi there, This project instantly caught my eye, so I had to reach out. I see you are looking for a professional to finalize a Full-Stack QA Web App, focusing on bug fixing, user journey validation, and UI improvements. I have a proven track record of helping businesses enhance their products through meticulous QA processes and UI/UX enhancements. I am confident in achieving the results you desire and invite you to request samples of my successful projects. Based on what you mentioned, here is how we would approach the project: - Daily code review and bug fixes - Comprehensive user journey validation - UI/UX improvements for enhanced user experience Rest assured, I will ensure clear communication and deliver a seamless, user-focused solution optimized for performance. Best Regards, XRProConnect
$400 USD in 7 days
0.0
0.0

Hola, un cordial saludo. Soy desarrollador con mas de 10 años de experiencia, si gusta puede mirar mi perfil donde puede validar si se ajusta a lo que busca. Quedo atento al cualquier contacto.
$550 USD in 5 days
3.1
3.1

Buenas Tardes , Tengo Cinco años desarrollando en vue3 con typescript y javascript en el front y C# en el backend , he trabajado principalmente con sql server pero me encantaria empezar a trabajar con PostgrestSql. he trabajado con react native, he implementado diferentes desarrollos para un sistemas de usuarios como una doble autentificacion, logs y servicios en el back ta,bien me he conectado con difrentes sistemas. y los he estado mejorando a la par. Todos esos sistemas se les han hecho pruebas especializadas para garantizar el buen funcionamiento , haciendo la documentacion propia con evidencia y casos de uso.
$250 USD in 7 days
0.0
0.0

SCRIPT 1 Stop. Before you hire anyone read this. Interesting. I noticed something in your project that most freelancers will completely miss. Your emphasis on UI improvements is crucial. Beyond functionality, user experience drives success. What design tweaks could enhance user engagement and boost conversions? The real challenge is not the website. It is making the booking flow feel effortless for users. What is the biggest bottleneck right now? Regards, Giancarlo Del Frate
$400 USD in 7 days
0.0
0.0

Buenos Aires, Argentina
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