Renewable Energy Certificate Market Place• Participated in requirement analysis, planning, and development of a Renewable Energy Certificatemarket platform.• Adhered to OOA, OOD, and SOLID principles, utilizing maximum code reuse to design & and develop looselycoupled spring boot micro services.• Conducted knowledge-sharing sessions within the team to leverage better engineering practices.• Mentored junior developers, performed code reviews, and provided constructive feedback forimprovements.• Worked with technical leads and other team members to ensure on-time delivery in every sprint.• Delivered an MVP within the estimated deadline.

Real-time Payment and Reporting System• Designed and developed high-volume, low-latency applications for mission-critical systems while portraying high availability and performance.• Led a team of 4 developers to develop and enhance payment solutions for banks and financial Institutions.• Implemented global standard Mastercard API, ISO-20022 & CBPR+ payment message use cases,integrating with SWIFT payment network.• Adhered to DDD and Contract First approach to design and develop application components applyingthe best practices.• Configured CICD pipelines to build and deploy artifacts including performance and test stages.• Reduced application downtime by 25% by implementing error logging, monitoring, and deployingEnd-to-end Newman integration tests.• Applied caching techniques resulting in a 30% reduction in database query response time andimproved application performance.• Collaborated with product owners, business analysts, and infrastructure specialists to analyze problemdomains, based on evolving client requirements.

US Healthcare Data Analytics• Revised, modularized, and upgraded legacy JSF-J2EE applications to Angular Spring Bootapplications, reducing maintenance costs, and improving functionality.• Collaborated with domain experts, product owners and, quality assurance teams to understandproduct domain and prioritize potential issues.• Gathered data on integration issues & vulnerabilities and reported all findings, includingimprovement recommendations.• Evaluated project requirements and specifications and developed software features thatsurpassed client expectations.• Developed application components under Scaled Agile framework, following XP and TDDapproach.

US Health Care Claim Processing System• Developed and enhanced system features in core Java.• Contributed to improving OCR image recognition algorithm.• EDI document analysis, validation, and claims quality control.• Analyzed and resolved daily production quality issues while leading quality department, ensuringproper client communication.• Provided high-level customer support through email and e-ticketing system, successfully resolving,and closing above 10 tickets daily.

Online Banking and Remittance System• Involved in migration of legacy JSP-J2EE application to Spring MVC application.• Segregated business logic from frontend views to backend models, reducing technical debts.• Implemented SOAP web service APIs to integrate with banks and service providers.• Investigated issues to determine the problem’s root cause and applied corrective actions.• Created and executed SQL patches to fix production issues.

Swastik Accounting Software• Test, maintain, control, and analyze functional specifications to help ensure the quality of anaccounting software system.• Developed test schedules in cooperation with the team leader and documentation of the test results.• Participated in the financial year-ending, auditing process, and addressed client concerns.• Applied in-process quality control techniques that reduced the number of defects in data inspection.• Online support for clients and onsite support teams.