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Umar

Umar

Java Full Stack Developer

Bengaluru, India 1+ yrs exp 68 · Good

About

Java Full Stack Developer with 2 years of experience in designing and developing scalable backend systems and J2EE enterprise applications using Java, Spring Boot, Spring MVC, and Spring Data JPA. Experienced in microservices architecture, RESTful API development, database optimization, caching with Redis and Ehcache, and AWS cloud services. Proven track record of reducing API latency by 40%, optimizing database queries from seconds to milliseconds, and designing backend systems that scaled through 50% traffic growth. Strong understanding of OOP, SOLID principles, design patterns, Agile development practices, and modern AI-assisted software development techniques, with a focus on building reliable and high-performance enterprise applications.

Skills & Expertise

No skills listed yet

Work Experience

Java Backend Developer

Onward Technologies – Client: Renault Nissan Technology & Business Centre India

Jun 2024 - Feb 2026

PARIS – Sales Planning & Vehicle Configuration Forecasting System: Automated item creation workflows, eliminating manual configuration activities and improving planning efficiency. Engineered Spring Boot REST APIs (Java 17) for vehicle configuration validation and sales planning. Designed transactional business logic for complex Model–Market–PFG relationships, ensuring configuration consistency and data integrity. Optimized Hibernate/JPA queries, reducing API response time from seconds to milliseconds. Master EFS – Automotive Manufacturing & Efficiency System: Owned the SCADA Interface module, designing REST APIs for real-time communication between manufacturing systems and enterprise applications. Engineered real-time data integration for production monitoring, cycle-time tracking, and manufacturing analytics. Integrated distributed services using Spring WebClient for reliable inter-service communication. Implemented Redis and Ehcache caching, reducing database load and improving response times. Built resilient microservices using Spring Cloud and Resilience4j; secured with Spring Security/JWT.

Education

Master of Computer Applications (MCA) - University of Kashmir

2021 - 2023 · Afghanistan

Certifications

Java Full Stack Development Certification

Pankaj Sir Academy · 2024

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Profile Score Breakdown

📷 Photo 10/10
📄 Resume 10/10
💼 Job Title 10/10
✍️ Bio 10/10
🛠️ Skills 0/20
🎓 Education 10/10
⏱️ Experience 8/15
💰 Rate 0/5
🏆 Certs 5/5
Verified 5/5
Total Score 68/100

Profile Overview

Member sinceAug 2026

Availability Details

Visa Status

Citizen

Relocation

Depends on Offer