Amarpreet Singh Bassan is a senior software engineer with 19 years of experience building reliable software systems. His current work focuses on production debugging and improving the reliability of production systems at scale. Outside of his core engineering work, he builds open-source proof-of-concept projects to explore AI engineering, agentic workflows, memory, observability, grounded retrieval, and practical debugging support. He is an IEEE Senior Member and writes about his learning journey in software engineering, AI systems, and reliable production architecture.