Tomohiro Yanagi
js, Svelte. js.
About
Full Stack Developer with over 8 years of experience in Node.js(JavaScript/TypeScript), PHP, Python, NestJS, React, Next.js, d Vue, Nuxt.js, Svelte.
I delivered AI-powered features, improved test coverage, reduced costs, and built robust API servers with Nest.js and Next.js. I’m passionate about clean, readable code and a collaborative, stress-free environment through setting up CI/CD pipelines and automated tests to streamline workflows.
Also, I led frontend team and trained developers.
- 5 years' experience
- Joined September 2025
Industry experience
- Software & Internet
- Professional Services
Work experience· 4 roles
Developed and maintained AI-powered features, including generating 3D visuals from images or videos; built Nest.js API server and database schemas from scratch; led frontend and backend development, implemented CI/CD, and mentored new developers.
Consulting and developing AI products. Developed features to review job interview videos with LLMs for practice for students within one month.
Provided mobile and web app solutions for hiking mountains. Led a frontend team of 5 developers. Reduced monthly costs by 5000 USD through app expense analysis. Increased test coverage from 2% to 65% for a web frontend product via test automation and mentoring. Improved main page load time by 10x by diagnosing slowdowns and coordinating with backend.
Education
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