Markets for competitive gaming
GameStock
A fantasy stock and crypto tournament platform where players compete on market insight, not starting capital.
- Role
- Founder and CTO
- Period
- Aug 2025 — Present
- Based
- San Francisco, CA
The challenge
A real system, not a demo.
Turn live market movement into a trustworthy competition product—with fast transactions, real money flows, understandable outcomes, and mobile releases that could keep pace with the company.
My contribution
Product thinking through production engineering.
I co-founded the company and lead product, engineering, and technical strategy across the mobile experience, Convex backend, market infrastructure, payments, analytics, observability, and releases.
- $2M
- pre-seed led by Peak XV
- 10.6K
- monthly active users
- 4.8/5
- Google Play rating
- 0.9s
- median transaction broadcast
What shipped
The work behind the outcomes.
- Built the tournament and live-trading platform behind more than 150,000 tracked tournament joins.
- Reduced median transaction broadcast latency from 2.95 seconds to approximately 0.9 seconds.
- Designed wallets, funding, escrow, reconciliation, refunds, and payouts for 2,000+ transacting users and 16,000+ completed payment events.
- Established product analytics and release engineering with PostHog, AppsFlyer, Sentry, automated native and backend deployments, and 18 critical end-to-end flows.
- Brought recent CI to a 2.5-minute average with 95%+ success across more than 1,000 monthly runs.
Selected systems
Tools in service of the product.
- React Native
- Expo
- TypeScript
- Convex
- Stripe
- PostHog
- Sentry
- GitHub Actions
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