Principal Architect with 12 years of experience in building scalable enterprise systems, SaaS products, and cloud-native architectures for the fintech, payments, and digital wallet domains. I specialize in Wallet as a Service (WaaS) and Card as a Service (CaaS) platform design and development from scratch, enabling multi-tenant, resilient, and high-performance financial solutions. I bring strong expertise in microservices, event-driven systems, distributed messaging, and caching strategies (Redis) to deliver platforms that seamlessly scale to millions of users with low latency and high availability. My experience spans Java, Golang, Kafka, RabbitMQ, Redis, MongoDB, ElasticSearch, and cloud platforms (AWS, Azure, GCP). Key focus areas include: -SaaS Product Design & Development – Architecting and delivering WaaS and CaaS platforms for global deployments. -Performance Engineering & Optimization – Leveraging Redis caching and scalable architectures to handle high transaction volumes. -Digital Wallet & Payments Expertise – Leading projects like Circle/Family Wallet, Payment Handle, Event Data Pipeline, and User Status Management. Cloud & AI-driven Solutions – Designing cloud-native, AI-powered architectures for long-term business sustainability. With a strong foundation in Agile practices, I have consistently driven complex project deliveries, while ensuring security, scalability, and reliability. Beyond technical expertise, I excel in stakeholder management, client engagement, and cross-functional leadership to align technology with business outcomes.