Ishwar Mule
Founder & CEO · Senior Software Engineer
Profile
Founder & CEO of Domain Expansion. 8+ years building distributed systems in Go, Python, and React. Shipped services handling 50M+ daily requests at 99.99% uptime.
Experience
Founder & CEO, Domain Expansion
Jun 2021 — PresentPune, IN
Leading product, engineering, and growth.
- Redesigned payment retry pipeline, reducing failed payments by 34% and recovering ₹4.2Cr monthly.
- Built Go-based idempotency layer handling 50K+ req/sec with zero data loss.
- Reduced p99 latency from 800ms to 120ms via query optimization and read replicas.
Software Engineer II, Razorpay
Jul 2019 — May 2021Bengaluru, IN
Core payments backend.
- Built real-time allocation service serving 2M+ daily orders across 500 cities.
- Improved delivery-assignment accuracy by 18% using greedy optimization.
Education
B.E., Computer Science
Jul 2015 — May 2019College of Engineering Pune
GPA: 8.8 / 10
Projects
go-rate-limiter · github.com/ishwarmule/go-rate-limiter
Jan 2022Open-source distributed rate limiter, 1.2k GitHub stars.
