About Sergii Kirianov | Contra Sergii Kirianov

Sergii Kirianov

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Sergii Kirianov

Senior FullStack Engineer building scalable digital products

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Sergii is ready for their next project!

Edmonton, Canada

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Edmonton, Canada

Meet Sergii

Senior full-stack engineer helping founders turn ideas into real, scalable products. Built and led development for a platform with 60,000+ users. I ship fast, clean MVPs with rock-solid engineering foundations using Next.js, Node, PostgreSQL, and modern cloud tooling.

Identity verifiedVetted for secure and trusted collaboration.

Rate

$100 - $150/hr

Skills and tools

Frontend Engineer Fullstack Engineer Web Developer Software Engineer Software Architect AI Engineer Co-Founder Engineering Manager Technical Writer

Details

Edmonton, Canada

(GMT-7) Mountain Standard Time (MST), ±4 hours

Fluent in English, Russian, and Ukrainian

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For independents

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

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 creator tools For agencies For VCs

Resources

Partner networks Advertising Hackathons Creative Human Data Human Creativity Benchmark Human in the loop API Project-based hiring calculator Guide to flexible hiring Guide for agencies Creator tools awards Customer stories Blog FAQs for freelancers FAQs for companies Referrals

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

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