Jan 2024 – Oct 2025 · 1 yr 9 mos · Qatar · On-site

• Developed and maintained backend services using Java 8, Spring Boot, Oracle, and message queue systems to support high-traffic trading applications.
• Conducted code reviews to ensure clean, efficient, and maintainable code across multiple backend projects.
• Provided QA support by clarifying functionality, assisting with defect resolution, and verifying bug fixes during testing cycles.
• Managed the full software lifecycle, including development, deployment, and production issue resolution, ensuring high system reliability.

Jan 2022 – Nov 2023 · 1 yr 10 mos · Doha, Qatar · On-site

• Designed and developed Spring Boot microservices (Java 11) on Azure for features like Online Upgrade (ticket class upgrades) and Seat Management (seat selection and changes after booking).
• Integrated backend systems with Amadeus APIs for real-time flight and reservation data, ensuring seamless airline operations.
• Provided production support, including monitoring, debugging, and resolving issues to maintain service reliability.
• Collaborated with QA, DevOps, and cross-functional teams to ensure smooth deployments and issue resolution across environments.

Jan 2021 – Dec 2021 · 11 mos · Kochi, Kerala, India · On-site

• Developed standalone Java applications and Spring Boot services to facilitate integration between modern systems and COBOL-based mainframe applications.
• Built internal tools to assist COBOL developers in testing, data preparation, and workflow automation.
• Ensured backward compatibility and seamless data exchange between new microservices and existing legacy systems.
• Participated in requirement gathering and technical discussions with both modern Java teams and mainframe engineers.

Dec 2019 – Jan 2021 · 1 yr 1 mo · Kochi · On-site

• Implemented Spring Boot microservices deployed on AWS, enabling features for both retail (Expedia) and corporate (Egencia) travel platforms.
• Delivered high-quality, modular, and testable Java code in compliance with strict coding standards and review processes.
• Collaborated with global engineering teams in an Agile setup to ensure consistent delivery of features, bug fixes, and system improvements.
• Participated in code reviews, unit test automation, and CI/CD processes to maintain engineering excellence.

Nov 2018 – Dec 2019 · 1 yr 1 mo · kochi

• Developed standalone Java utilities to assist COBOL developers during the migration and testing of legacy systems.
• Provided ongoing technical support to COBOL teams by building Java tools for data manipulation, validation, and process automation.
• Analyzed and debugged Java code auto-generated by COBOL-to-Java conversion tools, ensuring functional correctness and performance.

Jan 2016 – Nov 2018 · 2 yrs 10 mos · kochi

• Developed and maintained enterprise modules using Java 8, EJB, Struts, JSP, JSF, and JPA within the customs clearance domain.
• Participated in full-cycle development, including bug fixing, feature enhancements, and production support.
• Collaborated with QA and business teams to ensure compliance with European customs regulations and client requirements.
• Contributed to performance tuning and optimization of legacy modules for better stability and scalability.