• Built a Java/Spring reconciliation framework for payment servicing workflows supporting 16 products across 8+ countries, implementing idempotent COB processing and Oracle partitioned audit tables for safe production replays.

• Developed backend event-processing flows for AutoPay and payment servicing systems using database enrichment and standardized mapping/transformer layers.

• Led the functional test migration for the payment domain from Temenos to Fineract, preserving regression coverage through cutover.

• Resolved live production incidents and performed root-cause analysis for payment services handling 10M+ daily API transactions, working across teams to maintain reliability and SLA compliance.

• Owned end-to-end delivery at a CMMS startup, from customer requirements and technical design to production releases and support.

• Rewrote parts of the platform using Python and Next.js, improving throughput by 40% and reducing API latency by 35%.

• Built a RAG-based chatbot that reduced manual support tickets by 30%, and deployed a local LLM on Nvidia Jetson Orin Nano for edge inference.

• Modernized Azure infrastructure with Terraform, CI/CD, and Redis caching, reducing infrastructure costs by 20%.

• Optimized the sitemap and resolved critical SEO indexing errors, reducing errors from 5,000 to 200 (96% improvement), significantly enhancing search engine visibility and driving increased web traffic.

• Developed scalable frontend and backend integrations using TypeScript, Next.js, and GraphQL, reducing client-side API calls by 30%.

• Optimized Oracle SQL performance through indexing and execution-plan tuning, improving data retrieval speed by 35% for high-traffic reporting modules.

• Designed production monitoring dashboards and alerts in AWS CloudWatch, increasing system visibility and reducing downtime by 15%.

• Led the design and development of an employee management platform used internally and sold to customers, bringing 8+ workflows including attendance, leave, scheduling, HR operations, and productivity tracking into one system.

• Built frontend modules, backend services, and API integrations for employees, managers, and HR, enabling real-time status updates, invitations, calendar events, and workflow visibility.

• Optimized database queries and indexing for employee, leave, and reporting data to improve responsiveness and support live frontend updates.

• Enabled real-time visibility into availability, blockers, progress, and monthly events, improving day-to-day coordination across teams.