Master.dev (@masterdotdev) — Developer tools / infra on TikTok

Master.dev is a Developer tools / infra creator on TikTok in the 30K–40K follower range, publishing for TypeScript and modern web developers who actively use AI coding tools, CI/CD pipelines, and testing frameworks in their daily work, based in United States. Profile last checked 2026-08-04.

| Field | Value |

| --- | --- |

| Platform | TikTok |

| Handle | @masterdotdev |

| Followers | 30K–40K |

| Category | Software · Developer tools / infra |

| Market | United States |

| Audience function | developers |

What this creator posts about, and who reads it

Recurring topics: TypeScript patterns and type safety, AI coding tools (Claude Code, Codex), CI/CD and GitHub Actions, Backend system design and caching, Playwright for testing and automation, AI agent engineering and evals

Audience: TypeScript and modern web developers who actively use AI coding tools, CI/CD pipelines, and testing frameworks in their daily work

Audience read from this creator’s own recent posts, not from platform-declared categories. It is our reading, and it can be wrong.

Recent content samples

Tired of exposing a messy union type from your TypeScript functions? 😩 Adam Rackis shows how function overloading gives you clean, separate APIs instead, and how TypeScript catches you if you don't fully cover every…

original sound - masterdotdev

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Check out Master.dev’s video! #TikTok >

Where this creator sits in the wider pool

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