Rishabh Singh
Forward Deployed Engineer · 5+ years shipping full stack · I steer, agents execute
Bangalore, India
Looking for full-time roles
Fun Stuff About Me
- DJ & produce music
- built my first game at 14
- 40+ wins across 50+ hackathons
- slept in a pipe outside a hackathon, woke up, won it, got my first job
Experience
2026
M Founding Engineer - Built onboarding tooling for the first 500 households
- Reverse-engineered q-commerce apps to fetch order history
- Shipped an agent that remembers context and profiles households
2025
riffle Founding Engineer - Shipped a MIDI keyboard plugin to record and layer chords and melodies
- Built guardrails and structured outputs for Lyra, a lyric-writing tool
- Led microservices → monorepo migration
2024 - Built a Datadog → PromQL parser and Grafana migration tool
- PoC built on the parser landed a $1M/yr contract
- Authored the open-source Awesome Prometheus Toolkit
2025 - Cut the monthly AWS bill from $6K to $2.5K (~58%)
- Set up Metabase and an artist-facing dashboard
- Wrote a service to crunch Apple Music data for all users, every day
2021 - Social app for football fans, co-founded with Pratyush
- Pivoted thrice; shipped 12+ iterations
- Wound down after 2 years, couldn't find PMF
2020 - Built a multi-tenant job scheduler from scratch
- Engineered a zero-downtime service to hot-reload env vars
- Scaled both for adoption across Amex engineering
Work I'm Proud Of
://agent_arena, winner
2026 general-purpose agent for AppWorld at LocalHost India
Between The Lines
2026 decode product ingredients: the good, the bad, and the ugly!
tldrmail
2023 AI inbox summaries · ~200 users · CASA certified
Google Summer of Code & MLH Fellowship
2019-2020 spent two summers deep in open-source
OffPay
2020 UPI payments & cab bookings with zero internet connectivity