Hsuan-Lin (Nick) Huang
Taipei, Taiwan · Open to remote
nick12703990@gmail.com hsuan-lin-huang musingfox
Summary
Senior Software Engineer with 8+ years in backend development and technical leadership, from extending data models for new business lines to evaluating production LLM features and driving company-wide AI adoption. Seeking backend or AI application engineering roles.
Work Experience
Senior Software Engineer in Test
GoFreight · B2B freight forwarding SaaS · Python, TypeScript
Jan. 2024 - Feb. 2026
Scope: AI feature evaluation, company-wide AI tooling and E2E test automation
- Initiated a Claude Code marketplace and drove its company-wide adoption; with colleagues contributing, it grew into a company knowledge base of 40 plugins and 179 skills spanning engineering and business domains
- Architected an agent evaluation pipeline with promptfoo for production AI features, scoring accuracy, precision and F1 alongside latency and cost, and cut manual validation overhead by 70%
- Migrated E2E testing from legacy framework to TypeScript and Playwright, applying AI-assisted test generation and script refinement to reduce manual effort by 75% and implementation time by 80%
Backend Tech Lead
AsiaYo · Accommodation booking platform
Sep. 2022 - Aug. 2023
- Led a 6-member cross-functional team (2 Backend, 1 Frontend, 1 QA, 2 PMs), settling requirements and technical trade-offs directly with business teams while shipping a partner integration and two new business lines within a year
- Extended the existing platform architecture to carry two new business models, designing a forward-compatible data model that absorbed both without forking the order pipeline
- Stabilized Scrum delivery by institutionalizing task decomposition, estimation, and code review and documentation practices, cutting project delays by 30% and meeting overhead by 50%
Backend Engineer
AsiaYo · Accommodation booking platform · PHP, MySQL
Aug. 2017 - Sep. 2022
- Executed a strategic database refactoring that consolidated 21 tables into 4 with zero downtime through dual-write migration, cutting development resources by 60%
- Cut image processing costs by 50% by re-architecting the pipeline onto AWS Lambda@Edge with CloudFront (Medium)
- Built and operated a production-grade monitoring stack on Prometheus, Grafana, and ELK with custom alerting, cutting error resolution time by 40%
- Cut crawler execution time by 60% by rewriting a Robot Framework crawler to fetch pages directly in Python, and containerized it with Docker to run in the cloud instead of on physical machines
Open Source Projects
Independent open-source work, Feb. 2026 - Present
Personalized news filter in Python on Cloudflare: Cron Triggers pull RSS into a D1 article store, Email Routing feeds newsletters into a KV queue, and Containers rank articles with LLM scoring plus Workers AI embeddings matched against reader votes; across 56 issues in one month it kept 13 of an average 91 articles per issue
Touch-first PWA that pushes Claude Code session status, permission prompts and replies to a phone over WebSocket, backed by a Bun/Elysia server with optional Tailscale identity gating
Rust CLI that summarizes any text and speaks it aloud in one step, from stdin or agent hooks, with fallback chains across 5 LLM providers and 8 TTS engines, released as a single binary for macOS and Linux via Homebrew
MCP notification server on Cloudflare Workers in TypeScript, with a standards-compliant OAuth 2.1 flow (PKCE, RFC 9728 Protected Resource Metadata) for MCP clients, plus a companion CLI and GitHub Action