React, NestJS, PostgreSQL Optimization $15-$20 per hour

@nlivenvw

Hi there, I understand that you need immediate support with your ongoing BEPO project. You're using a robust stack of technologies including Expo RN, NestJS, PostgreSQL, Redis, and Cloudinary on Render, and you need an expert to carry out a swift 48-hour fix plan. I have a couple of questions to make sure we hit the ground running. Firstly, is there a specific area that you feel requires the most urgent attention? Secondly, can you provide any specific error logs that could help us pinpoint the issues faster? We're an experienced IT company with over 22 years in the industry, and we have a diverse team of experts ready to jump on this. We have extensive experience with the technologies you're using and we're confident we can deliver the results you're expecting. We would love to connect further to understand your needs better and discuss the specifics of your project. We're ready to jump in immediately and we're flexible to work around your schedule. Looking forward to hearing from you soon. Best Regards, Rohit

@digitalaptech

Hello, As a full-stack IT service provider, I believe my team and I are a perfect fit for your ongoing project that revolves around React, NestJS, PostgreSQL optimization. We have extensive experience in working with similar technologies like Expo RN, PostgreSQL and NestJS. To give you a little more context, we've developed applications across various domains (Mobile and Web), specializing in Application Development and DevOps. This has given us a deep understanding of the stack which is why we were able to anticipate some of the most intricate aspects of the project by just reading the description. We have had specialization roping all these mentioned technologies along with continuous integration and continuous delivery system and are familiar with 'Docker', 'Kubernetes', 'Ansible', 'Jenkins',etc . What really separates us is not just our experience or skills but our commitment to quality that aligns perfectly with your project needs. For us, more important than anything else is providing reliable and optimized solutions on time. Despite our growing client list and accomplishments, we approach every project with utmost care as we know how essential this project can be for your organization's growth. Very much interested in the project! Let's discuss further how I can be of value to you. Regards, Rajiv K

@anjalihooda

Hello, I have extensive experience with Expo React Native, NestJS, PostgreSQL, Redis, and Cloudinary and can help stabilize and optimize your BEPO project quickly. I specialize in troubleshooting production issues, streamlining CI/CD, and hardening backend and mobile app performance. For your 48-hour plan, my approach would be: Day 1: Rapid triage of backend and frontend, resolving build crashes, CORS/JWT issues, Redis caching, and Cloudinary upload flows. Deliverable: green CI/CD, staging deploy, and triage report. Day 2: Performance tuning, Redis rate-limiting, error taxonomy, indexes, test harness, and deployment runbook. Deliverable: updated docs, Postman/OpenAPI, staging URLs, and acceptance checklist. I’ve delivered similar end-to-end fixes on production SaaS and mobile apps, ensuring stability while setting up teams for long-term maintainability. I can begin immediately once provided with repo access and credentials. Thanks, Anjali

@iTechnoweb

Hi there, I’ve reviewed your requirements & the 48-hour fix plan you outlined, & I can confidently step in to stabilize your BEPO project across Expo React Native, NestJS backend, PostgreSQL, Redis, & Cloudinary. I have direct experience debugging exactly these kinds of cross-stack issues, from build failures & auth loops on Expo RN to performance bottlenecks & CORS/Redis/JWT bugs in NestJS. Here’s how I would approach it, aligned with your plan: > Day 1 – Rapid Triage & Quick Wins - Backend: enable structured logging, fix CORS/JWT/Redis TTL issues, verify DB migrations/indexes, optimize queries, and stabilize OpenAPI docs. - Frontend: resolve EAS build failures, fix auth flows, & migrate media uploads to signed Cloudinary flows. - Push & PWA: verify Expo push tokens, fix CORS/env injection, & test routing fallbacks. - Deliverable: triage report, fixes applied, staging deploy running, & green CI. > Day 2 – Hardening & Handoff - Reliability: Redis rate-limiting, circuit breaker for upstream calls, error taxonomy cleanup. - DB: add essential indexes, verify latency on key endpoints. - Quality & DX: add Jest/Supertest harness for core flows, wire up Sentry, & document EAS/Render build + deploy process. - Deliverable: fix log with PR links, updated .env, example, runbook, Postman/OpenAPI exports, staging URLs, test accounts, & acceptance checklist. Looking forward to stabilizing & handing back a clean, production-ready project. Best regards, Harry

@pvsysgroupinc

★★★ TOP 1%★★★ I’m excited to bring my experience as our CTO as AI Leader (IIT Roorkee INDIA, 2017) with 10+ years of building AI-powered products from idea to market. I lead a development team that helps early-stage founders launch MVPs faster, smarter, and cost effectively. We specialize in software architecture, deep learning, full-stack development, AWS, and CMMI 3.5 project management—covering covering the full spectrum from strategy to execution. Our portfolio spans startups and enterprises: Startup Products * AI-powered pre-sales analytics using CCTV. * AI-driven physiotherapy diagnosis & safer facial X-rays. * Smart doorbells with AI + IoT for enhanced security. * NLP-powered policy access for enterprise employees. Corporate Consulting * Adani Power – AI-driven boiler efficiency optimization. * Smart City Vadodara – preventing slum formation via early detection. * Deloitte, Genpact & Cyient – enabling AI readiness and advanced analytics. These projects show our ability to solve real-world problems across energy, healthcare, urban planning, and enterprise consulting with scalable AI solutions. I’d love to apply this blend of technical depth and execution-focused leadership to deliver your product quickly and effectively. Let’s connect to explore how we can accelerate your roadmap. Regards, PVSYS GROUP " IF YOU THINK THEN WE CAN"

@mrresearcher99

Hi there, I’ve reviewed your project and would be happy to help. With 5+ years of experience in ReactJS, I build fast, responsive, and scalable web applications with clean, maintainable code. You’ll get smooth UI, efficient state management, and timely delivery — all tailored to your needs. Let’s connect and get started! Best, Bhargav ReactJS Developer | 5+ Years Experience

@ixorawebmob

Hello, I understand you're looking for immediate optimization on your ongoing BEPO project involving Expo RN, NestJS, PostgreSQL, Redis, and Cloudinary. It's an exciting challenge, and I’m here to help! With my expertise in scalable web development using React and NestJS, I can offer a structured approach to your project, ensuring we address the biggest wins within the 48-hour fix plan you outlined. I specialize in backend performance optimization and will ensure we have a clean, modern UI/UX, and I'll provide multiple revisions as needed. In addition, I’ll include 6 months of free post-launch support. You can check my previous work, including projects like Food Delivery App, Taxi Booking App, and Dating App, at this portfolio link: https://www.freelancer.in/u/ixorawebmob. **Estimated Timeline:** - UI/UX Design: 4–5 days - Development: 14–18 days - Testing & Launch: 3–4 days Let's connect via chat or call to discuss your needs further and ensure we’re on the same page for a successful collaboration. Thanks, Arpit

@technologiesit

As a top-rated developer fluent in Node.js, I specialize in streamlining the functionality and performance of projects exactly like yours. For ove

@atifuiux

Subject: Full-Stack Developer to Deliver Your Project [React, NestJS, PostgreSQL Optimization ] — Fast, Secure & SEO-Optimized Results Hi there, Thank you for outlining your project! I’d love the opportunity to bring it to life with precision, performance, and results you can count on. As a Full-Stack Web Developer with 7+ years of hands-on experience, I specialize in building modern, scalable, and conversion-optimized ecommerce websites across WordPress, WooCommerce, Shopify, Wix, Webflow, Laravel, PHP, React.js, Vue.js, and more. Here's how I’ll add value to your project: ✦ Fast, secure, and SEO-friendly development ✦ Clean, maintainable code built for long-term success ✦ Fully responsive design with modern UI/UX ✦ Hosting & domain setup: DNS, SSL, performance tuning ✦ Seamless API integrations, bug fixing, and ongoing support ✦ Transparent communication, on-time delivery, and post-launch care With 90+ 5-star reviews and a proven track record of delivering client success, I’m confident I can exceed your expectations. Portfolio & Reviews: https://www.freelancer.com/u/atifuiux Ready to start immediately — let’s chat and get your project moving! Best regards, Atif IS Full Stack Web Developer | UI/UX Specialist | Webflow Expert

@Engumer480

As an experienced developer well-versed in a broad range of technologies, I have the knowledge and skills to excel at your ongoing BEPO project. My expertise stretches from frontend to backend and even includes AR, VR and Blockchain technologies. Specifically, I have deep experience with React, NestJS, PostgreSQL, Redis and Cloudinary - key components in your project. My proficiency in these tools allows me to construct robust systems driving smooth workflows and optimal performance. More importantly, my approach combines a rapid triage mindset with a focus on quality and reliability. Using structured logs and thorough API assessment, I'll quickly pinpoint potential issues and implement necessary fixes. Moreover, my extensive experience working with databases gives me an intuitive understanding of how to run pending migrations while enhancing response times through optimized indices. Furthermore, I'm experienced in caching GET requests with Redis to optimize performance. Additionally, my strong familiarity with CI/CD practices will ensure faster yet more accurate deployments using Render dashboard. Consequently, I will provide you with tangible deliverables including a Triage report outlining root causes and applied solutions, updated `.env` files for different environments along with clear setup and deployment agreements in the runbook alongside test URLs ensuring a seamless handoff process between our collaboration.

@Sharazkhan2020

As a seasoned Software Engineer with an extensive background in full-stack development and system architecture, I am confident that my skills are tailored to your React, NestJS, and PostgreSQL Optimization project. With over 20 years of experience under my belt, I have a deep understanding of optimizing system performance and integrating complex technologies to deliver efficient, scalable solutions. My proficiency in handling similar tech stacks such as MySQL, Node.js, and PHP has enabled me to identify bottlenecks quickly and efficiently and develop sustainable solutions as per project requirements. Furthermore, my robust knowledge of Cloudinary, Redis, and Render goes beyond being mere buzzwords – I've successfully strategized their implementation in previous projects resulting in enhanced performance and user-experiences. Your Ongoing BEPO project description requires rapid triage measures along with performance optimization considering various dimensions including the Redis rate limit. My history of successfully tackling similar issues primes me ideally for your challenge. Let's turn your vision into a reality together. I assure you the same dedication and efficiency you demand from your best Pair Programmers. Let's not waste any more time; reach out to me now so we can discuss further on how to move your project forward

@webzonenetwork80

Hello ! We will stabilize and harden the BEPO project over 48 hours by triaging and fixing high-impact backend and frontend issues, applying database and cache optimizations, securing media and auth flows, implementing minimal tests and error tracking, and delivering fully documented staging deployments with verified critical paths. Waiting for your response ! Thanks

@makotok5

Hello there! As an accomplished full-stack developer with extensive experience in BEPO projects identical to yours, I believe I am well-equipped and excited to take on this job. You can expect top-notch, high-quality work that saves your time and money, effective communication throughout the project, and ultimately, commitment to your success. Throughout my 7 years in web development, I've honed my skills in precisely the areas that your project requires. My proficiency in React, NestJS, PostgreSQL as well as Redis aligns perfectly with the rapid triage optimizations you need for Backend improvement. Adding to this, my experience with media management (Cloudinary) can help greatly in the frontend along with deploying a robust app on EAS and Render. Let's not forget password encryption! Sparse-login access and permission setup for DB are also crucial for the success of this project; these are processes I am familiar with. The fact that I've gained extensive knowledge over the years tweaking /patching issues like CORS, JWT/Clock skew, Redis TTLs gives me confidence in tackling existing problems effectively and preventing such issues from occurring again. I'm familiar with architecture design which will be useful for NFK,indexing on certain columns + ending N+1 queries

@chetanghadiya007

Dear Hiring Manager, My name is Chetan, and i'm web developer from Rajkot, Gujarat, India, with over 13+ years of experience in both backend and frontend development. I came across your requirement regarding optimization in existing code. I have extensive experience working with APIs and am currently available full-time for freelance opportunities. My core technical skills include: Backend: PHP, Python, Node.js Frontend: HTML/HTML5, CSS, JavaScript, jQuery/Prototype Frameworks & Tools: Electron, Bootstrap, Laravel, WordPress Databases: MySQL, MariaDB, PostgreSQL, SQLite, MongoDB Integration & APIs: AJAX, Web Services, XML, JSON, Google Maps API, Zoho Other Expertise: Web Scraping, Web Hosting, Payment Gateways (PayPal, Payza, Stripe) I would be happy to discuss your project in more detail and explore how I can contribute to its success. Looking forward to your response. Best regards, Chetan

@santoshkumars17

As a seasoned full-stack developer with more than 5 years of experience, I have successfully built and deployed a multitude of applications, and I can bring this expertise into optimizing your project built on React, NestJS, PostgreSQL and more. I have extensive knowledge in Node.js which will allow me to make the necessary improvements, such as enabling structured logs and conducting a comprehensive health check. Additionally, my expertise extends beyond the backend to include frontend development with React.js as well as mobile app development using React Native. This multidimensional skill set enables me to better understand the needs of your Expo RN + NestJS + PostgreSQL + Redis + Cloudinary on Render project and therefore deliver precision solutions for it. By choosing me for this project, you're not just getting someone who knows code well but also a professional who understands the significance of efficient deliveries. With my meticulous approach to coding combined with timely communication and meaningful contributions to GitHub repositories, I assure you of optimized code that's well-documented helping in a hassle-free handover post-completion.

@KarthikTechCon

Hello, I’ve reviewed your BEPO project stack (Expo RN, NestJS, PostgreSQL, Redis, Cloudinary on Render) and the 48-hour fix plan aligns closely with my expertise. With 10+ years in full-stack development and system optimization, I’ve optimized production-grade systems by reducing query latencies, stabilizing CI/CD pipelines, and improving mobile builds. ✔ Day 1 – Rapid Triage & Fixes Enable structured logging, health probes, and resolve CORS/JWT/Redis/Cloudinary issues. DB optimization: migrations, indexes, pool size checks, clamp N+1 queries. Expo/EAS: resolve build failures, auth loops, network timeouts, and push configs. Deliverable: Triage report, green CI, working staging deploy (API + app). ✔ Day 2 – Hardening & Handoff Add Redis rate-limits & circuit breakers, audit error taxonomy. Performance: tune indexes, reduce p95 latency on top endpoints. Quality: Jest/Supertest harness, crash/error tracking (Sentry), EAS build profiles. Deliverable: PRs + fix log, updated env/runbook, staging URLs + acceptance checklist. I’ve handled similar React Native + NestJS + PostgreSQL ecosystems, achieving measurable wins such as 40% faster API responses and stable Expo CI/CD. I’m available at $15–$20/hr ongoing and ready to begin immediately. Best Regards, Karthik

@angelgrod

Hello, how are you? I've just read your job description and I am excited to apply for this project. With over 10 years of experience building scalable web applications and a proven ability to bridge the gap between front-end and back-end development, I am confident in my ability to contribute to your project. Front-End Expertise: Proficient in [React.js, React Native, TypeScript, Tailwind CSS, and HTML5], creating intuitive and responsive user interfaces. Back-End Skills: Strong experience with [Node.js, Python/Django, PHP/Laravel/WordPress, etc], and RESTful API development. Database Management: Skilled in [SQL, PostgreSQL, MongoDB] to design and optimize complex data structures. Deployment: Proficient in [AWS, Docker, Kubernetes] for deploying and managing scalable applications. Team Collaboration: Familiar with agile methodologies and tools like Jira, Git, and CI/CD pipelines. I thrive on solving complex challenges and delivering products that exceed expectations. I would love the opportunity to discuss how my experience aligns with your goals. Looking forward to hearing from you soon! Kind regards, Thanks! Angel

@mayankinnovative

Hello, I'm excited to work on your BEPO project. With expertise in Expo RN, NestJS, PostgreSQL, Redis, and Cloudinary, I'll deliver a high-quality solution. *Project Understanding* - Fix and stabilize the existing BEPO project - Improve performance, reliability, and security *Approach* 1. *Triage and Fix*: Identify and fix critical issues. 2. *Performance and Reliability*: Implement Redis rate-limiting and error tracking. 3. *Quality and DX*: Add minimal test harness and improve development experience. *Relevant Experience* With 15+ years of experience in software platform development, I've delivered numerous successful projects that leverage expertise in Node.js, PostgreSQL, and Redis. Let's fix and stabilize your BEPO project! I'm ready to work on your project, providing a solution that meets your expectations and deadlines, and helps you achieve your business goals.

@sonishubham

As an experienced Top-Rated Full Stack Developer with over 9 years in the game, I've successfully completed over 550 projects just like your ongoing BEPO project. In particular, my skills lie in API Development, Backend Development, Node.js and PHP, all of which map directly to what your project entails. While my JavaScript skills are top-notch, I've adopted and incorporated revelant JS frameworks into my practice like React Js where they come of necessity. For example, E-commerce websites, React Native Mobile App developments among others. What sets me apart is not just my technical know-how but also my ability to learn quickly and adapt to new environments and technologies; a skill that has ensured I maintain a 98-100% accuracy rate in all my projects. I am highly reliable, a team player and would focus on providing you with quality service lined up with 100% work satisfaction as evident through rave reviews previous clients have left on my profile. Given the comprehensive plan outline provided for this project, it's clear that effectiveness, efficiency and timely execution are paramount for success. These are exactly what you'll get by choosing me; a developer who appreciates the essence of rapid triage and delivering big wins within tight timelines.

@paul612

As a Full-Stack Developer with a special focus on data-driven architecture, I believe I am a perfect fit for your ongoing BEPO Project. My extensive experience with React, Node.js, and PostgreSQL enables me to not only understand the task requirements but also implement robust solutions that optimize performance over time. In addition to the skills noted, I have built-up expertise in Redis and Cloudinary – two crucial elements of your project - which will be integral in ensuring stability and efficiency of your application. During the first 48 hours, my plan is to rapidly triage your backend on NestJS/Render and rectify common breakages such as CORS, JWT expiry/clock skew, Redis TTLs, and Cloudinary signature endpoint. Understanding the significant role of PostgreSQL in your project's database management, I'll immediately run pending migrations and add any missing indexes to improve performance. Furthermore, I'll also employ Redis cache for GET requests and N+1 queries to alleviate any potential hot path problems. In summary, my data-driven mindset coupled with my Full-Stack expertise will be invaluable in ensuring the stability, optimization, and hand-off success of your BEPO project. I look forward to contributing these specialized abilities towards the continuous improvement of your application. Let's take these next steps together!