Vinod Kumar

Backend Engineer

Bengaluru, Karnataka, India0 mo experience

Key Highlights

700+ DSA problems solved on LeetCode and GFG.
National Hackathon Finalist with an AI-driven solution.
Developed a real-time chat app improving message reliability by 99%.

Stackforce AI infers this person is a Full-Stack Developer specializing in SaaS applications with a focus on performance optimization.

Contact

Skills

Core Skills

Node.jsMongodbDocker

Other Skills

API IntegrationAlgorithmsAmazon EC2Amazon Web Services (AWS)Analytical SkillsApplication Programming Interfaces (API)Bootstrap (Framework)C++CPUCPU SchedulingCSSCascading Style Sheets (CSS)Data StructuresDatabasesDevOps

About

Hey, I’m Vinod Kumar, a Software Development Engineer (SDE) specializing in Full-Stack Development. I love building scalable web applications, optimizing performance, and solving complex DSA problems. Whether it’s designing high-performance backend systems or creating seamless user interfaces, I enjoy working across the entire tech stack to deliver impactful solutions. 💡 What I Do - Frontend: Crafting dynamic, responsive UIs using React.js, Next.js, Redux, Tailwind CSS, Material UI - Backend: Architecting robust, scalable systems with Node.js, Express.js, Django, FastAPI, PostgreSQL, MongoDB - Performance Optimization: Implementing caching, load balancing, and microservices to handle high traffic - DevOps & Cloud: Deploying apps using Docker, AWS (EC2, S3, Lambda), GitHub Actions, CI/CD Pipelines Achievements - 700+ DSA problems solved on LeetCode + GFG | LeetCode Contest Rating: 1500+ - National Hackathon Finalist – Built an AI-driven solution for scalable real-time interactions - Developed a real-time chat app with WebSocket's & Redis, improving message reliability by 99% - Built an interactive IDE using React & Next.js, optimizing live collaboration & performance - LeetCode: 700+ DSA problems | Contest Rating: 1500+ | Rank 47/28K @GFG 💬 Let’s connect and build something amazing! 📩 Email: vinodrao835@gmail.com | 🌍 Location: Bengaluru, India 🔗 GitHub: github.com/Vkpro55 | 🔗 LinkedIn: linkedin.com/in/vinod-kumar057

Experience

0 mo

Total Experience

Average Tenure

Current Experience

Drex

Back End Developer

May 2025 – Jul 2025 · 2 mos · Spain · Remote

Itjobxs

SDE

Aug 2024 – Mar 2025 · 7 mos · Noida, Uttar Pradesh, India · On-site

Streamlined real-time discussion forums using WebSockets & MongoDB, reducing support workload by 70% and query resolution time from 30 to 5 minutes.
Built microservices-based content backend using Node.js, Express & Google Drive API for categorizing 500+ coding problems.
Restructured DB architecture, cutting p95 latency from 200ms to 95ms; enabled password-free auth via REST APIs.
Set up CI/CD pipelines with GitHub Actions, reducing deployment time by 70% and bugs by 80%.
Dockerized backend services and boosted test coverage from 35% to 90% using Jest; documented APIs with Postman.

WebSocketsMongoDBNode.jsExpressGoogle Drive APIREST APIs+3