About Tonya Yemelyanova | Contra Tonya Yemelyanova
Tonya Yemelyanova

Tonya Yemelyanova

Software strategy consultant and mobile solutions architect

Ready for work

Tonya is ready for their next project!

Kraków, Poland

WorkServicesAbout

Kraków, Poland

Tonya avatar

Meet Tonya

Fractional CTO, technical auditor, and development team lead. I help startups and businesses with code reviews, security audits, technical debt reduction, and full-stack development (React, Node.js, React Native).
Solo consulting or team delivery available.
Need technical oversight, audit, or development capacity? Let's talk

Identity verifiedVetted for secure and trusted collaboration.
Featured on
Best Ukrainian-speaking React Native freelancers to hire in 2026Best Ukrainian-speaking Stripe freelancers to hire in 2026Best Ukrainian-speaking freelance Software Architects to hire in 2026
Rate

$75 - $100/hr

Skills and tools
CTOFullstack EngineerSoftware ArchitectProject ManagerBusiness AnalystBackend EngineerReact Native DeveloperProduct AnalystMobile EngineerUX DesignerFigmaReact NativeNode.jsMicrosoft ExcelReactStripeGitHubNotionExpoFirebase
Details

Kraków, Poland

(GMT+2) Eastern European Time (EET), ±4 hours

Fluent in English and Ukrainian