Associate Software Engineer focused on building high-concurrency systems and seamless mobile experiences.
- 🏆 HPE Swarm-IT Hackathon 2023 - Winner (Hewlett Packard Enterprise).
- �� Core Expertise: MERN Stack, React Native, and Go-based Microservices.
- 🛠️ Current Focus: Advanced System Design, Distributed Systems, and DevOps Orchestration.
- 🌍 Open to: Impactful remote collaborations and global engineering roles.
| Category | Tech Stack |
|---|---|
| Frontend | React Next.js TypeScript TailwindCSS Redux TanStack Query |
| Backend | Node.js Express Go (Gin/Gorilla) NestJS Fastify GraphQL |
| Mobile | React Native Flutter Dart Expo |
| Database/Cache | PostgreSQL MongoDB MySQL Redis Memcached |
| DevOps/Cloud | Docker Kubernetes AWS Azure CI/CD Linux |
| Languages | JavaScript TypeScript Go Python C++ Java |
- Performance SDK: A low-latency monitoring tool that hooks into JS engines to capture and group errors using AST.
- Distributed Ticket System: Solving race conditions in high-concurrency booking using Redis Distributed Locking.
- Universal Monorepo: Shared business logic across Web (React) and Mobile (React Native) using Turborepo.
I’m always happy to discuss System Architecture, Startups, or Open Source.
- 📧 Email: kumar62.shivu@gmail.com
- 💼 LinkedIn: Kumar Dhananjaya
- 📄 Resume: View Official Resume
“Code with purpose. Build with vision.”


