Paytm·Software Engineer·Onsite - System Design / Architecture
- Design a payment system from scratch.
“I jumped straight into the database schema and kind of forgot to scope the problem first.”
Large Enterprises
Paytm is an Indian financial technology company that offers digital payments, mobile wallet services, banking, lending, and e-commerce solutions. It is one of India's largest fintech platforms, widely known for popularizing QR-code-based payments across the country.
3 interview notes · updated Jul 2026
“I jumped straight into the database schema and kind of forgot to scope the problem first.”
“I went straight to upsells and combos which felt obvious in hindsight.”
“I spent the first minute just trying to scope it because there are a dozen directions you could go.”