Fullstack AI Builder — Ad Platforms

About this role

Own 2 of 3 revenue-generating ad platform integrations (Meta + TikTok) from scratch at a startup building the "AppsFlyer for web." Build server-side postback pipelines (Meta CAPI, TikTok Events API, Google Enhanced Conversions) and ad account provisioning automation. Direct impact on GMV from day 1. AI-first development — ship with Claude Code/Cursor as primary workflow.

Must Have:
Strong TypeScript (3+ years production)

- Has integrated with complex third-party APIs (ad platforms, payment, or equivalent)

- Experience with webhook/event-driven systems, OAuth, rate limiting

- Ships daily using AI coding tools (Claude Code, Cursor, or equivalent)

- Evidence of learning a new domain/API and shipping production code in under a week

Nice to Have:
Meta Marketing API or TikTok Marketing API experience

- Ad-tech / growth-tech background

- Conversions API / server-side event forwarding experience

- Experience with Hono, Drizzle, or similar TS frameworks

- ByteDance/TikTok ecosystem familiarity

Responsibilities:
Build Meta Ads connector (campaign lifecycle, account provisioning)

- Build TikTok Ads connector (mirroring existing Google Ads patterns)

- Build server-side postback pipeline (Meta CAPI, TikTok Events API, Google Enhanced Conversions)

- Ad account provisioning automation (200+ account warming strategy)

- Collaborate with Bharath (Google Ads owner) on shared patterns and abstractions