Architecting
Systems at Scale

Veepe — Payment Orchestration Platform

• ▸Designed a payment orchestration platform for orders, payments, and reconciliation through unified APIs.
• ▸Designed end-to-end lifecycle systems covering order creation, payment initiation, tracking, and settlements.
• ▸Built merchant self-serve onboarding, dashboards, and API key management platform.
• ▸Established scalable microservices foundation for multi-gateway expansion.
• ▸Built E2E automation test suite using Cucumber (BDD) covering critical payment and reconciliation flows.
• ▸Implemented GitLab CI/CD pipeline for automated build, test, and deployment to EC2 instances.

Regulated Gaming Platform – Platform Modernization

• ▸Led modernization of a legacy casino monolith into scalable microservices, improving platform extensibility and engineering agility.
• ▸Drove AI-first engineering adoption across SDLC stages, increasing developer productivity by ~40%.
• ▸Designed scalable game onboarding capabilities, reducing new provider launch timelines by 2 weeks from 1 month.
• ▸Implemented observability, Kubernetes, and CI/CD pipelines to improve reliability and release efficiency.

Regulated Gaming Platform – Java 7 → 17 Migration

• ▸Led AI-assisted migration of 45 microservices and 200+ modules from Java 7 to Java 17.
• ▸Accelerated migration through Amazon Q automation, completing the program in 2.5 months vs an initial estimate of 6+ months.
• ▸Modernized Spring ecosystem and dependencies, improving maintainability and security posture.
• ▸Improved deployment consistency through containerization and CI/CD standardization.

India-Based Payment Gateway – UPI Payments Platform

• ▸Redesigned POS UPI payment workflows using microservices and event-driven architecture.
• ▸Implemented Kafka-based asynchronous flows to improve reliability and reduce service coupling.
• ▸Optimized payment orchestration and internal processing latency to <500ms for end-to-end UPI transaction completion.

Middle East Payment Gateway – Card Payments Platform

• ▸Enhanced high-volume card payment systems covering authorization, capture, settlement, and 3DS flows.
• ▸Improved scalability, resilience, and production stability across distributed microservices.
• ▸Ensured PCI-DSS aligned secure handling of sensitive payment data.

Middle East Payment Gateway – Regional Market Expansion

• ▸Led engineering delivery for a new regional market payment integration within existing gateway systems.
• ▸Partnered with product, compliance, and regional teams to meet regulatory and operational requirements.
• ▸Defined scalable infrastructure architecture aligned to cost, compliance, and growth goals.

Middle East Payment Gateway – QR Digital Payments

• ▸Designed and delivered QR payment capabilities across merchant acceptance channels.
• ▸Built real-time validation, authorization, and reconciliation flows for QR transactions.
• ▸Improved platform availability and operational scalability for digital payments growth.

Enterprise Platform Engineering & Consulting

• ▸Delivered solution consulting across multiple client engagements in fintech and enterprise domains.
• ▸Designed and built distributed backend services with a focus on scalability and maintainability.
• ▸Worked across cross-functional teams, contributing to technical strategy and delivery execution.

Enterprise Backend Engineering

• ▸Developed backend services for enterprise product platforms.
• ▸Contributed to API design and service integration work.

Enterprise Backend Engineering

• ▸Built backend services for Pre sales products and enterprise platforms across 5+ years.
• ▸Worked on integration layers for external services.
• ▸Developed data pipelines and batch processing systems for reporting and analytics.