Jul 2025 – Dec 2025 · 5 mos · United States

• Designed and implemented enterprise-grade applications using Java, Spring Boot, SQL, and RESTful APIs, integrating microservices for high-volume transaction processing and compliance automation.
• Built microservice-based architectures with Spring Cloud, Docker, and Kubernetes, ensuring scalability, resilience, and near-zero downtime across AWS and Azure deployments.
• Collaborated with cross-functional teams to productionize machine-learning models using Python (FastAPI, Scikit-learn) for credit-risk scoring and anomaly detection, improving predictive accuracy and operational efficiency.
• Developed robust back-end services leveraging Spring Data JPA, Hibernate, and JDBC, tuning SQL queries and stored procedures to enhance throughput and maintain system reliability under heavy financial workloads.
• Implemented end-to-end CI/CD pipelines using Jenkins, GitHub Actions, and Maven, automating builds, tests, and deployments to reduce release cycles by 40%.
• Designed and implemented GenAI-powered microservices using LangChain, NLP models, and RAG architecture, optimizing query accuracy and reducing response latency in large-scale applications.
• Led performance optimization and troubleshooting in Java, Spring, and SQL, mentoring junior developers on clean-code principles, Agile collaboration, and unit testing with JUnit & Mockito.

Aug 2020 – Aug 2023 · 3 yrs · India

• Designed and developed enterprise modules for Oracle Revenue Management & Billing (ORMB) using Java, Spring Boot, JDBC, SQL/PLSQL, and Oracle DB, ensuring high throughput and reliability in the banking and regulatory domain.
• Delivered major ORMB v5.0/v5.1 features, including the Cross-Border Payment Regulation (CBPR) module, leveraging PL/SQL stored procedures, Spring Framework, and REST APIs to meet international compliance requirements.
• Improved billing solution performance by 27% through Java and SQL optimization, implementing JDBC batching, indexing, and Spring Cache enhancements for faster query execution.
• Modernized Deal Management applications using Angular, TypeScript, and RESTful Spring Boot APIs, integrating React-like components and introducing TDD with JUnit, reducing post-release defects by 20%.
• Authored Functional Design Documents (FDDs), UML diagrams, and API documentation via Swagger/OpenAPI, mapping business requirements to microservices and reducing change requests by 30%.
• Automated builds and deployments using Jenkins, Docker, and Git, improving release stability and reducing manual intervention during deployment cycles.
• Enhanced system extensibility with plugin-based architecture, versioned APIs, and feature flags, improving client onboarding and reducing customization costs by 25%.
• Mentored junior developers in Java best practices, SQL query tuning, and CI/CD pipeline configuration, promoting coding standards and DevOps culture adoption.

Jun 2019 – Jul 2020 · 1 yr 1 mo · India

• Supported development of Java and Python-based web applications integrating Spring Boot, REST APIs, and MySQL, enhancing performance and modularity for internal projects.
• Assisted in UI design using HTML5, CSS3, JavaScript, and React, improving responsiveness and user engagement across browsers and devices.
• Participated in building small-scale prototypes using Python, TensorFlow, and Flask, contributing to sentiment analysis and rule-based automation tools.
• Wrote unit and integration tests using JUnit, Mockito, and PyTest, strengthening the team’s continuous integration process and achieving 90% test coverage.
• Engaged in code reviews and Agile sprints, using Git, JIRA, and Confluence to track stories and resolve blockers efficiently in collaboration with senior developers.