Backend developer focused on building scalable, secure, and maintainable applications.
I enjoy working with Java, Spring Boot, REST APIs, databases, authentication, and backend architecture.
Currently expanding my skills into Generative AI, LLMs, AI Agents, RAG, and Spring AI.
- 💻 Backend Developer specializing in Java & Spring Boot
- 🔐 Experience with Spring Security, JWT & Role-Based Authorization
- 🗄️ Working with PostgreSQL, MySQL, JPA & Hibernate
- 🐳 Building and deploying applications using Docker
- 🤖 Currently learning LLMs, AI Agents, RAG & Spring AI
- 🧠 Regularly practicing Data Structures & Algorithms
- 🚀 Interested in Backend Engineering, AI Engineering & Forward Deployed Engineering
I regularly practice Data Structures & Algorithms and problem solving on LeetCode.
Arrays • Strings • Linked Lists • Stacks • Queues • Binary Trees • BST • Graphs • Dynamic Programming
- 🤖 Generative AI & LLM Fundamentals
- 🧠 AI Agents & Tool Calling
- 📚 Retrieval-Augmented Generation (RAG)
- 🍃 Spring AI
- 🏗️ System Design
- ⚙️ Advanced Backend Architecture
Backend Engineering • Distributed Systems • System Design • Generative AI • AI Agents • Software Architecture
I'm open to opportunities and discussions around Backend Engineering, Software Engineering, Generative AI, and AI-powered applications.
📧 Email: nikil.kumar.swe@gmail.com