Amarjeet Singh Rai - Seasoned Principal Software Engineer & Solutions Architect with 11+ years of experience designing and delivering scalable, high‑performance distributed systems across FinTech, e‑commerce, and SaaS industries. Proven track record leading cross‑functional teams, architecting global booking and payments platforms, and driving migration from monoliths to microservices on AWS and GCP. Skilled in mentoring engineers, defining architecture standards, and aligning technical ro