Java Backend Microservices Developer

VAIBHAV YERGUDE

+91-818******* ****************@*****.*** LinkedIn

PROFESSIONAL SUMMARY

Java Backend Developer with 5 years of experience in building scalable and high-performance applications across Fintech, Logistics, Supply Chain, and Banking domains. Proficient in Java, Spring Boot, Microservices, and Spring Data JPA. Strong experience in designing RESTful APIs, developing batch processing systems, and optimizing application performance. Consistently achieves 90%+ code coverage using JUnit 5, Mockito, and JaCoCo. Well versed in CI/CD pipelines, Agile/Scrum methodologies, and active participation in code reviews to ensure high-quality software delivery. TECHNICAL SKILLS

Languages: Java (Java 8, Java 11, Java 17)

Backend: Spring Boot, Spring MVC, Spring Data JPA, Hibernate, REST APIs, Microservices, OpenFeign, Spring Cloud Databases: PostgreSQL, MySQL

Caching & Messaging: Redis, Apache Kafka

Cloud & DevOps: AWS, Docker, Jenkins, GitLab CI/CD, Maven Testing & Quality: JUnit 5, Mockito, JaCoCo, SonarQube Tools: IntelliJ IDEA, Postman, Swagger/OpenAPI, Git, GitHub, GitLab Practices: Agile/Scrum, SOLID Principles, Microservices Design Patterns, Code Reviews WORK EXPERIENCE

Mphasis Delivery Module Lead Feb 2026 – Present

Project: Payout Aggregation System – Leading Financial Institution (Fintech Domain)

• Developed RESTful APIs using Spring Boot to trigger merchant transaction aggregation in a microservices-based Fintech payment system, ensuring reliable end-to-end payout workflow execution.

• Implemented batch processing logic to fetch and process merchant records efficiently using Spring Data JPA.

• Built duplicate detection mechanism using unique batch IDs and status-based checks to prevent redundant payout processing.

• Integrated with Settlement Service via OpenFeign REST client for transaction aggregation, handling request/response mapping and failure scenarios gracefully.

• Provisioned and configured QA environment infrastructure on AWS, deployed application using Docker containers, enabling the team to perform end-to-end testing efficiently.

• Achieved 90% unit test coverage using JUnit 5 and Mockito, measured with JaCoCo, enforcing quality gates on every release cycle.

• Participated in code reviews, ensuring adherence to SOLID principles and microservices best practices. Tech Stack: Java 17, Spring Boot, Spring Data JPA, Microservices, OpenFeign, MySQL/PostgreSQL, AWS, Docker, JUnit 5, Mockito, JaCoCo, Maven, Git

Infosys Limited Senior System Engineer Mar 2024 – Feb 2026 Project: Schedule to Partner (S2P) – Dataways (Logistics Domain)

• Developed the Schedule to Partner system to manage partner profiles and automate scheduling workflows in vessel operations, improving operational efficiency for logistics stakeholders.

• Designed and enhanced RESTful APIs using Spring Boot and Java, improving response time through targeted code refactoring and SQL query optimization.

• Implemented Redis caching to reduce repeated DB calls on frequently accessed data, improving throughput and API response consistency under load.

• Collaborated with cross-functional teams across requirement gathering, sprint planning, and production deployments following Agile/Scrum practices.

• Participated in code reviews, enforced clean code standards, and contributed to CI/CD pipeline improvements using Jenkins and GitLab CI/CD.

Tech Stack: Java, Spring Boot, Microservices, Hibernate/JPA, REST APIs, PostgreSQL, Redis, AWS, Docker, Jenkins, GitLab CI/CD, Maven, SonarQube, Swagger

Infosys Limited System Engineer Aug 2022 – Feb 2024 Project: Customer Allocation System (CSA) – Dataways (Logistics Domain)

• Built a scalable Customer Allocation System streamlining the agreement lifecycle between customers and service providers for container capacity allocation.

• Developed high-performance RESTful microservices using Java, Spring Boot, JPA, and PostgreSQL, ensuring reliable transaction management and data consistency.

• Enhanced performance by integrating Redis caching, significantly reducing database load and improving API response times across high-traffic endpoints.

• Integrated Apache Kafka for asynchronous event-driven communication between services, improving system decoupling and resilience.

• Contributed to Agile ceremonies, conducted code reviews, and promoted best practices to deliver high-quality software consistently.

Tech Stack: Java, Spring Boot, Microservices, Hibernate/JPA, REST APIs, Kafka, MySQL, PostgreSQL, Redis, AWS, Docker, Git, Maven Betamonks Technology Jr. Executive Software Developer Aug 2021 – Aug 2022 Project: Customer Portal – ABSA (Banking Domain)

• Built and optimized payment processing features using Java and Spring Boot for a customer-facing banking portal handling financial transactions.

• Improved reliability and performance of critical portal modules by debugging production issues, optimizing SQL queries, and refactoring legacy code.

• Collaborated with senior developers, participated in code reviews, and followed Agile delivery practices to meet sprint goals.

Tech Stack: Java, Spring Boot, Microservices, REST API, MySQL, Hibernate, Git, GitHub EDUCATION

Bachelor of Engineering May 2015 – May 2019

Priyadarshini Institute of Engineering & Technology, Nagpur

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