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Fullstack AI Builder — Ad Platforms

at Finalroundai

Bengaluru, India Mid Posted 2026-05-13

Don't apply into the void — reach the hiring manager

ResuMail finds the recruiters and hiring managers behind this Fullstack AI Builder — Ad Platforms role at Finalroundai, drafts a personalised outreach email, and schedules the send — so your application actually gets seen.

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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

How to get this job at Finalroundai

  1. Don't rely on the portal. Cold applications for a role like Fullstack AI Builder — Ad Platforms land in a pile of hundreds. A direct, personalised message to the hiring manager or a referrer is the fastest way in.
  2. Find the right person. ResuMail surfaces the actual recruiters and hiring managers at Finalroundai — not a generic careers inbox.
  3. Send tailored outreach. ResuMail drafts an email personalised to your resume and this role, then paces and schedules sends so you stay out of spam.
  4. Follow up. One polite nudge after 5–7 days roughly doubles reply rates — scheduled for you.

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