Mrinal Kumar Jha
Software Engineer
Hyderabad
Summary
Results-driven Java Full Stack Developer with 3.5 years of experience designing and implementing scalable microservices, cloud-native applications, and AI-powered solutions. Proficient in Java, Spring Boot, Spring Cloud, Kafka, REST APIs, AWS, Docker, Kubernetes, and AI/GenAI integration. Demonstrated expertise in building secure, high-performance systems with event-driven architectures, real-time transaction processing, and automated workflows. Adept at leveraging AI and prompt engineering for automation and intelligent solutions. Recognized for delivering production-ready applications, optimizing system performance, and contributing to complex enterprise projects across e-commerce, banking, and logistics domains.
Overview
4
4
years of professional experience
4
4
Certifications
2
2
Languages
Work History
Software Engineer
MotivityLabs
12.2025 - Current
- Project: Walmart E-Commerce Platform
- Role: Java Full Stack Developer
- Built end-to-end RazorPay payment system (order → capture → fulfillment) in a microservices architecture, integrating Product, Order, and User services.
- Implemented secure payment APIs with lifecycle management, signature verification, webhooks, retries, and ensured reliability via idempotency, error handling, and fallback mechanisms.
- Enabled audit logging, monitoring, real-time notifications (Email/SMS), and maintained data consistency using event-driven and transactional patterns.
- Developed OTP-based + JWT authentication, with expiry, retry controls, temporary sessions, and strong validation for secure user onboarding.
- Improved system performance by implementing caching (99.8% faster login) and Redis-based distributed sessions for scalability and resilience.
Project Engineer
(Wipro)
09.2022 - 11.2025
- Project: Lloyd Bank – Microservices Banking System
- Role: Java Backend Developer
- Designed and developed a distributed microservices-based banking system using Spring Boot, REST APIs, and Apache Kafka for real-time payments, fraud detection, and account management.
- Implemented event-driven architecture with Kafka, ensuring high availability, scalability, and reliable transaction processing.
- Built secure and scalable services for handling financial transactions and fraud detection workflows.
Project Engineer
(Wipro)_FedEx Vision MS
09.2022 - 11.2025
- Project: FedEx Vision MS – Automation Platform
- Role: Java Full Stack Developer
- Developed an end-to-end automation platform using Core Java, Spring Boot, Hibernate/JPA, and Microservices, improving package sorting and delivery workflows.
- Built and consumed RESTful APIs for address validation, job data retrieval, and real-time tracking, reducing manual effort.
- Leveraged Spring Cloud (Eureka, OpenFeign, Config Server, API Gateway) for scalable microservices communication and service discovery.
- Integrated Spring AI with OpenAI/LLM APIs to enable AI-driven chat support using prompt engineering, enhancing user support automation.
- Implemented OAuth2 and JWT security, ensuring secure authentication and authorization across services.
- Managed data using SQL/MySQL, Spring Data JPA, and AWS RDS, optimizing performance and data consistency.
- Deployed applications using Docker, Kubernetes, AWS (S3, RDS), and Load Balancers, ensuring high availability and scalability.
- Developed frontend using React.js (Hooks, Axios) for seamless UI integration and real-time updates.
- Ensured reliability through JUnit and Mockito testing, improving code quality and maintainability.
Project Engineer
(Wipro)_Ford Motors
09.2022 - 11.2025
- Project: Ford Motors – QR-Based Booking System
- Role: Backend Developer
- Developed Spring Boot REST APIs to generate QR codes for booking and vehicle details, enabling quick access via scanning.
- Used Spring Web, Spring Data JPA, and SQL for efficient backend processing and persistence.
- Implemented Spring Security for authentication and authorization of user data.
- Integrated Spring Boot Actuator for monitoring and performance management.
- Applied TDD with JUnit and Mockito to ensure robust, reliable, and maintainable code.
Education
B. Tech -
GIET University
Gunupur, Odisha01-2022
Intermediate (10+2) - undefined
Sri Chaitanya, Vidya Niketan
Vizag01-2018
Matriculation (10th) - undefined
GGPS
Bokaro, Jharkhand01-2016
Skills
Languages & Frameworks: Core Java, Spring Boot, Hibernate/JPA, OAuth2/JWT, Spring MVC, Spring Batch, Spring Cloud, Payment Gateway, Spring AI, Reactjs and cloud AWS
Accomplishments
- Received “Round of Applause” recognition for outstanding contribution to the FedEx project, acknowledged by both leadership and project manager for delivering high-quality solutions.
- Awarded “Employee of the Quarter” for successfully designing and developing a microservice from scratch under tight deadlines, delivering a high-impact demo that impressed the client and contributed to winning the contract
Certification
Solved 450+ Data Structure and Algorithms problems.
Timeline
Software Engineer
MotivityLabs
12.2025 - Current
Project Engineer
(Wipro)
09.2022 - 11.2025
Project Engineer
(Wipro)_FedEx Vision MS
09.2022 - 11.2025
Project Engineer
(Wipro)_Ford Motors
09.2022 - 11.2025
Intermediate (10+2) - undefined
Sri Chaitanya, Vidya Niketan
Matriculation (10th) - undefined
GGPS
B. Tech -
GIET University