Abhinav Chowdhury

• Architected and constructed RESTful microservices with Spring Boot, ensuring compliance with clean architecture and SOLID principles for robust software design.
• Designed and implemented comprehensive business logic validations and transactional workflows, leveraging Spring Boot, Spring Data JPA, and Hibernate for improved system reliability.
• Worked extensively with relational databases (Oracle/MySQL), Worked in Data Migration from Oracle to MYSQL Heatwave.
• Developed and executed integration strategies for external systems and third-party APIs, leveraging REST and JSON for efficient communication.
• Worked on JUnit and Sonar code coverage for multiple micro services.

Backend Development (Java / Spring) Frontend Development

• Developed and maintained RESTful web services using Java and Spring Boot.
• Designed and Implemented complex business workflows using Flowable BPMN and Spring Boot.
• Used Spring Data JPA / Hibernate for database persistence and transaction management.
• Participated in API design, contract definition, and versioning discussions.

• Built and enhanced user interfaces using React, HTML5, CSS3, and JavaScript/TypeScript.
• Integrated frontend components with backend REST APIs.
• Worked on UI enhancements, bug fixes, and performance improvements.
• Worked on UI Automation testing using Playwright framework.