Jeevan Kumar
Contact details — on requestProof of Work — on request
Experience
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Software Engineer - Java Backend
Greet Labs Pvt Ltd · Apr 2024 – Present
- Skills used:
- Java | Spring Boot | Microservices | Kafka | Docker | MySQL | Spring Security (JWT)
- • Developed RESTful APIs using Java, Spring Boot, and Spring MVC.
- • Designed and implemented microservices for user management and order processing.
- • Implemented secure authentication and authorization using Spring Security and JWT.
- • Integrated Apache Kafka for asynchronous event-driven communication.
- • Containerized backend services using Docker.
- • Optimized MySQL queries and indexing, improving response times.
- • Fixed production issues and improved application reliability.
- • Participated in Agile ceremonies, code reviews, and deployment activities.
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Java Backend Developer
Greet Labs Pvt Ltd · Apr 2024 – Present
- Built and scaled backend microservices for a B2B e-commerce platform handling high-volume buyer-seller transactions
- Designed 15+ high-performance REST APIs handling concurrent requests, improving throughput by 15% and reducing latency
- Implemented event-driven architecture using Kafka to process 10,000+ daily asynchronous events, improving scalability and decoupling
- Optimized MySQL queries and indexing strategies, reducing response time by 20% for high-traffic endpoints
- Designed resilient service communication using OpenFeign and Resilience4j, preventing cascading failures in distributed systems
- Implemented secure authentication and authorization using Spring Security and JWT
- Containerized 5+ microservices using Docker, reducing deployment time by 30% and ensuring high availability and fault-tolerant services
- Deployed services on AWS EC2 ensuring scalable and reliable backend operations
- Debugged and resolved 10+ production issues, improving system stability and reliability
- Applied Low-Level Design (SOLID principles and design patterns) to improve maintainability and scalability
Skills 0 proven through work
Also works with
OpenFeignOn-time DeliveryVerbal CommunicationWork Planning and PrioritizationTeamworkMentoring and Peer CoachingProblem SolvingAPI IntegrationDatabase Query OptimizationAsynchronous ProgrammingEvent-Driven ArchitectureApache KafkaDatabase Index CreationRedis Cache ImplementationApplication Performance OptimizationMicroservices IntegrationProduct Catalogue Feature DevelopmentOrder Management System DevelopmentRBAC Module DevelopmentAPI Authentication ImplementationBackend DevelopmentDatabase ManagementMicroservices ArchitectureREST API Endpoint DevelopmentSpring BootJava Development
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Education
Bachelor's Degree, Bachelor of Technology
Aditya College of Engineering, JNTUA · 2020 — 2024
Projects
Contact details
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