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Fechin
@fechinsir
Senior Full Stack AI Software Developer
China
English, Chinese
About me
Hi, I'm Fechin, a senior full-stack software developer and open-source builder. I help founders and teams turn rough ideas into usable software: AI apps, SaaS MVPs, internal dashboards, automation systems, data pipelines, APIs, desktop tools, and production fixes.
I work best on complex projects. I start with paid technical discovery or architecture review, then create a custom offer with clear milestones, deliverables, and pricing. Stack: JS/TS, React, Next.js, Node.js, Python, Java, MySQL, PostgreSQL, Linux, scraping, automation, AI integrations.
Skills
Fechin
Offline •
Average response time: 1 hour
See my services
Full Stack Web Applications
I will plan your custom full stack software project
AI Technology Consulting
I will design your ai app chatbot or automation system
Portfolio
Work experience
Independent Senior Full Stack Developer
Self Employed • Self-employed
Jan 2016 - Present • 10 yrs 4 mos
Built custom software, web apps, automation systems, data pipelines, AI integrations, APIs, deployment workflows, and long-term technical consulting for founders and business teams. Focused on turning complex requirements into practical software plans, reliable architecture, and production-ready delivery milestones.
138 Reviews
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Rating Breakdown
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- Recommend to a friend
- Service as described
1-5 out of 138 Reviews
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alwaysneed555
Singapore
Very knowledgeable and efficient! Would love to deal again. He is very understanding and able to meet the requirement. He is fast and clear with his dealings. The requirement was met 100% with excellence. You will never be disappointed. Cheers
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udayarc
United States
Super work
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boyberm
Thailand
Best Regex Service !
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jeffreytay
Repeat Client
Singapore
Fast and reliable as always!
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alexpottt
Repeat Client
United States
Great services
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