🚀 Open to Opportunities

Velpula
Kamalnath

Backend Engineer & Competitive Programmer crafting scalable systems and intelligent applications.

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Who I Am

About Me

I'm a final-year B.Tech Computer Science student at Keshav Memorial Institute of Technology, Hyderabad (2022–2026). I specialize in backend development and building full-stack web applications. I'm passionate about competitive programming — a LeetCode Knight with a peak rating of 1943 and over 1500 DSA problems solved across platforms.

Work

Experience

Darwinbox Digital Solutions Pvt. Ltd. Jan 2026 – Present
Product Development Intern Hyderabad, Telangana
  • Working on backend development utilizing Node.js.
  • Developing a learning path generation tool that creates structured roadmaps and curates educational resources.
  • Integrating Groq API for low-latency LLM inference, powering dynamic question regeneration and automated content summarization.
  • Utilizing Serper API to perform real-time web searches, gathering and filtering relevant, high-quality learning materials.
What I've Built

Featured Projects

⚙️ Mech AI
PythonFlaskLangChainPineconeLLM
  • Built a GenAI RAG chatbot integrating LangChain to handle high-volume queries with document-backed responses.
  • Engineered a data pipeline to parse, chunk, and index document embeddings in a Pinecone vector database.
  • Developed a scalable Flask REST API with session-based rate limiting and responsive front-end.
✅ Skill Verification Platform
MERNJWTGroqOllamaREST APIs
  • Engineered a secure platform for automated student skill evaluation via GitHub repository analysis.
  • Integrated LLM assessments (Groq, Ollama) and commit-pattern authorship scoring to prevent fraudulent submissions.
🛒 CityMart – Local Marketplace
MERNReduxJWTTailwind CSS
  • Architected a hyper-local e-commerce platform with dynamic city-wise sorting and filtering logic.
  • Secured user data and transactions with robust authentication and authorization flows using JWT.
Tech Stack

My Skills

Languages
JavaC++Python TypeScriptJavaScriptSQL
Technologies
Spring BootNode.jsReact Next.jsAWS
Databases
MySQLMongoDBPostgreSQL
Tools
GitGitHubPostman
Milestones

Achievements

🏆
LeetCode Knight Badge
⭐
Peak LeetCode Rating: 1943
💡
1500+ DSA Problems Solved
Learning

Certifications

A Practical Guide to Kubernetes
Educative
Complete JavaScript Course: Build a Real World App from Scratch
Educative
Let's Connect

Get In Touch

Email
kamalnathvelpula49@gmail.com
Phone
+91 6305990105
LinkedIn
kamalnath-velpula
GitHub
kamalnath-github