Headline

Java Backend Developer | AI | LLM | Java | Spring Boot | Microservices | REST APIs | Kafka | Redis | RabbitMQ | SQL | 3+ Years

About

Java Backend Developer with 3+ years of experience building scalable Spring Boot microservices, real-time systems, and event-driven architectures. I specialize in developing backend services using Java, Spring Boot, Spring Cloud, REST APIs, Microservices, Redis, RabbitMQ, and Kafka, with experience designing systems for real-time data processing and concurrent workloads. Backend & Distributed Systems: Java | Spring Boot | Microservices | Spring Cloud | REST APIs | Kafka | RabbitMQ | Redis | WebSocket | SSE Databases & Security: PostgreSQL | MySQL | MongoDB | SQL | NoSQL | Spring Security | Keycloak | OAuth2 | JWT Performance & Infrastructure: Multithreading | JVM Tuning | G1GC | Docker | NGINX | Linux | Prometheus | Grafana I've worked on GPS tracking, device management, document management, asynchronous processing, and AI-powered document retrieval systems. I also have hands-on experience with Python, FastAPI, RAG, Qdrant, MinIO, Celery, and Redis for backend and AI-integrated applications. Currently open to Java Backend Developer / Spring Boot / Software Engineer opportunities.

Location

Bengaluru

AI stack

antigravity

claude code

gemini

openai

Work experience

Software Engineer at Asiczen Technologies, Dec 2023 - Present · 2 yrs 10 mos, Bhubaneswar, AZTRACK — GPS Tracking & Real-Time Backend System Developed scalable backend services using Java, Spring Boot and Microservices for GPS tracking and device management. Implemented WebSocket and SSE for real-time location and device updates. Used RabbitMQ for asynchronous event processing and Redis for caching and Pub/Sub. Built backend components supporting real-time data from 1,000+ concurrent devices. Implemented authentication and authorization using Spring Security, Keycloak, OAuth2 and JWT. Applied multithreading and JVM-level optimization, contributing to 28% improvement in system reliability and 20% reduction in latency. Device Management Prepared FSDs and translated business requirements into technical workflows. Developed backend functionality using Java Spring Boot and Spring Cloud/Eureka. Configured NGINX reverse proxy, SSL and Docker-based environments. Supported production releases and resolved issues during release cycles. Document Management System Developed backend services using Python, FastAPI, SQLModel and PostgreSQL. Built REST APIs with JWT authentication and asynchronous processing using Celery and Redis. Integrated RAG-based document retrieval using Qdrant and MinIO. Implemented E2E testing using Playwright and Docker-based deployments.

Software Engineer Trainee at Asiczen Technologies, Jun 2023 - Dec 2023 · 7 mos, Bhubaneswar, Odisha, India

Education

JAVA FULL STACK DEVELOPER, JSPIDER , BANGALORE

Bachelor of Technology, Electrical and Electronics Engineering, Gandhi Engineering College (GEC), Bhubaneswar

Public links

github: https://github.com/Abhisekcodez

leetcode: https://leetcode.com/nameis__abhi123-

project-mz82r.vercel.app: https://project-mz82r.vercel.app/