Piyush P.

Senior Full Stack Developer | SaaS Architect | AI Integration Specialist Looking for a reliable developer who can build, scale, modernize, or fix your web application? I help startups and businesses turn ideas into secure, scalable, production-ready software. I specialize in React, Next.js, TypeScript, Node.js, NestJS, Python, AI integrations, and cloud architecture, with a strong focus on clean code, performance, and long-term maintainability. 💻 What I Can Help You Build ✅ Full Stack Web Development – Modern, responsive applications using React, Next.js, Node.js, and TypeScript. ✅ SaaS Development – Multi-tenant platforms, subscription billing, authentication, RBAC, dashboards, and business workflows. ✅ AI & LLM Integration – OpenAI, Claude, AI-powered automation, intelligent assistants, document processing, and RAG workflows. ✅ Backend & API Development – REST APIs, microservices, database architecture, third-party integrations, and performance optimization. ✅ Legacy Application Modernization – Refactoring, debugging, performance improvements, framework upgrades, and technical debt reduction. ✅ Cloud & DevOps – AWS, Docker, Kubernetes, CI/CD, deployment automation, and production monitoring. ✅ QA & Test Automation – Playwright, TypeScript, API testing, end-to-end testing, and automated regression testing. 🛠️ Technical Expertise Frontend: React.js, Next.js, Angular, TypeScript, JavaScript, HTML5, CSS3, Tailwind CSS Backend: Node.js, NestJS, Express.js, Python, REST APIs Databases: PostgreSQL, MongoDB, MySQL, Redis AI: OpenAI API, Anthropic Claude, LLM Integration, AI Automation Cloud & DevOps: AWS, Docker, Kubernetes, GitHub Actions, CI/CD Testing: Playwright, Jest, API Testing, E2E Automation 🏆 Engineering Highlights - Improved critical API response times from 50+ seconds to approximately 500ms. - Experience designing and maintaining scalable production applications. - Led a 15-member engineering team, managing architecture, code quality, and delivery. - Worked on enterprise software projects with budgets exceeding $500K. - Experienced in building complex SaaS platforms with multi-role access and business automation. 🤝 Why Work With Me? ✔ End-to-end ownership, from architecture to deployment ✔ Clean, maintainable, and scalable code ✔ Clear communication and regular progress updates ✔ Practical solutions instead of unnecessary rewrites ✔ Strong debugging and problem-solving skills ✔ Long-term technical support and collaboration Whether you need to build an MVP, scale an existing SaaS, integrate AI, fix critical issues, or improve your application architecture, I can help deliver reliable solutions. 📩 Let's discuss your project and turn your requirements into working software.