About Anton Ch | Contra Anton Ch

Anton Ch

Anton Ch

Full-Stack Developer & AI Integration Specialist

New to Contra

Anton is ready for their next project!

Stockholm, Sweden

Work Posts Products About

Stockholm, Sweden

Meet Anton

I build production-grade AI chatbots, Telegram bots & Mini Apps, SaaS platforms, and business automation systems. Python, FastAPI, React, PHP. Shipped 5+ production platforms including SaaS marketplace (450+ listings, CRM, payments), AI-powered LMS, and content automation posting to 7 social networks. Payment: crypto (USDT/USDC) accepted.

Identity verifiedVetted for secure and trusted collaboration.

Rate

$50 - $75/hr

Skills and tools

Web Developer Frontend Engineer Web Designer Fullstack Engineer Software Engineer Backend Engineer AI Application Developer Conversational Bot Platform Engineer AI Engineer Desktop Apps Development AI Developer Instant Developer Software Architect AI Chatbot Developer

Details

Stockholm, Sweden

(GMT+3) Moscow Time (MSK), ±2 hours

Professional Working Proficiency in English and Russian

Join 50k+ companies and 1M+ independents

Hire creatives Get hired

For independents

Contra Pro Manage freelance projects Get verified as an expert Find jobs Get discovered Sign contracts Send invoices Commission-free payments Gumroad alternative Lemon Squeezy alternative Polar alternative

For companies

For companies Manage team projects Share hiring workspace Post jobs Discover contractors Sign contracts Approve invoices Global payments & tax compliance

Use Cases

For companies For freelancers For partners For agencies For VCs

Resources

Challenges Partnerships Advertising Creative Human Data Human Creativity Benchmark Creative Arena Project-based hiring calculator Guide to flexible hiring Guide for agencies Creator tools awards Customer stories Blog FAQs for freelancers FAQs for companies Referrals

Challenges

Figma Makeathon

Hire Freelancers

Explore all Top independents Design Engineering Marketing Music & audio Social media Video & animation Product Business consulting & HR Other

Company

Mission Careers Terms & conditions Privacy policy Cookie policy

Contact

Contact support

For independents

Contra Pro Manage freelance projects Get verified as an expert Find jobs Get discovered Sign contracts Send invoices Commission-free payments Gumroad alternative Lemon Squeezy alternative Polar alternative

For companies

For companies Manage team projects Share hiring workspace Post jobs Discover contractors Sign contracts Approve invoices Global payments & tax compliance

Use Cases

For companies For freelancers For partners For agencies For VCs

Resources

Challenges Partnerships Advertising Creative Human Data Human Creativity Benchmark Creative Arena Project-based hiring calculator Guide to flexible hiring Guide for agencies Creator tools awards Customer stories Blog FAQs for freelancers FAQs for companies Referrals

Challenges

Figma Makeathon

Hire Freelancers

Explore all Top independents Design Engineering Marketing Music & audio Social media Video & animation Product Business consulting & HR Other

Contact

Contact support

Company

Mission Careers Terms & conditions Privacy policy Cookie policy

© 2026 Contra.Work Inc