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Sergei Gulev

Sergei Gulev

Your Go-To Full-Stack Web Developer & SEO

Ready for work

Sergei is ready for their next project!

Barcelona, Spain

Work Services About

Barcelona, Spain

Meet Sergei

I have more than +10 years of relevant experience in both Web Development & Technical SEO.

Career highlights:
⭐ Over 150 5.0 independent reviews on freelance platforms
⭐ Adobe.com - Technical SEO project

Key Services:
- Full-stack Development
- Custom JavaScript, jQuery & TypeScript development & PHP Development
- SEO
- Consulting

Want to book my freelance services? Message me and let's do it.

Identity verifiedVetted for secure and trusted collaboration.

Featured on

Best Russian-speaking freelance SEO Specialists to hire in 2026 Best Russian-speaking PHP freelancers to hire in 2026 Best Russian-speaking freelance WordPress Developers to hire in 2026

Rate

$50 - $75/hr

Skills and tools

Web Developer SEO Specialist WordPress Developer UX Engineer Frontend Engineer Fullstack Engineer SEO Content Manager

Details

Barcelona, Spain

(GMT+2) Eastern European Time (EET), ±5 hours

Fluent in English and Russian • Professional Working Proficiency in Spanish • Limited Working Proficiency in German and French

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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

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