Headline

Senior Full-Stack Engineer | Node.js | React | TypeScript | Next.js | AWS | PostgreSQL | MongoDB | GenAI/RAG | 9+ Years Experience

About

I am a Senior Full-Stack Engineer with 8+ years of experience building and scaling enterprise-grade web and cloud applications using MERN and PERN stacks. I specialize in backend-heavy systems using Node.js, TypeScript, PostgreSQL, MongoDB, and AWS, along with modern front-end development using React.js and React Native. I have led teams, designed scalable microservices, and delivered high-traffic SaaS and enterprise platforms where performance, reliability, and security are critical. My core strengths include: • High-performance backend APIs (Node.js, TypeScript) • PostgreSQL & MongoDB data modeling and optimization • Microservices, event-driven architecture, and real-time systems • Cloud-native deployments using AWS & Docker • CI/CD, monitoring, and production-grade systems I have worked on inventory systems, fintech platforms, analytics dashboards, and B2B SaaS products used by thousands of users. I enjoy solving complex engineering problems, improving system performance, and mentoring teams to deliver quality software at scale. I am currently open to Senior Engineer, Technical Lead, or Backend Lead roles in product-based, SaaS, or enterprise environments. 📍 Immediate Joiner | Open to Remote / Hybrid / On-site opportunities

Location

Bengaluru

AI stack

claude

codex

cursor

langsmith

mcp

openai

Work experience

Team Lead at TeroTAM Techlabs Pvt. Ltd.(Part of Astics), Mar 2019 - Present · 7 yrs 7 mos, Lead a team of 5-10 developers,with project planning, mentorship, and delivery. Built and optimized responsive and accessible dashboards using React.js, TypeScript, Redux,MobX and Webpack Module Federation. Extended mobile app functionality in React Native, improving cross-platform consistency and user engagement. Designed and maintained RESTful and GraphQL APIs using Node.js and Express.js. Acted as Level-2/3 technical support, investigating and reproducing production issues using AWS CloudWatch, Sentry, and log analysis. Enhanced CI/CD pipelines (GitLab, AWS SAM) to improve deployment reliability and reduce rollback incidents. Established clear objectives, expectations, and priorities for team members, fostering a collaborative and high-performance work environment. Developed project plans, timelines, and resource allocation strategies to meet project deadlines and budget constraints. Managed database indexing and optimization for improved performance. Improved React performance using memoization, lazy loading, and Webpack optimizations. Implemented frontend & backend security (JWT, RBAC, input validation). Wrote comprehensive unit tests and integration tests to ensure code reliability.

Sr. Full Stack developer | Team lead at CMMS Software for up keeping Equipments and Machinery of business - TeroTAM, Mar 2019 - Mar 2026 · 7 yrs 1 mo, Ahmedabad, Gujarat, India

React Native Developer | Node js at SASA Infotech Private Limited, Apr 2018 - Feb 2019 · 11 mos

MEAN Stack Developer at WeMited Innovations Pvt. Ltd., Sep 2016 - Mar 2018 · 1 yr 7 mos

MEAN Stack and React Native Developer at WeMited Innovations Pvt. Ltd., Sep 2016 - Mar 2018 · 1 yr 7 mos, Noida Area, India

Education

Bachelor of Technology (B.Tech.), Computer Engineering, Dr. A.P.J. Abdul Kalam Technical University

High School, A.V.N public school. Patna

Public links

github: https://github.com/IAmHKrishna