About Alex Mamaev | Contra Alex Mamaev

Alex Mamaev

Alex Mamaev

AI & SaaS Developer with Product Expertise

Ready for work

Alex is ready for their next project!

Madrid, Spain

Work Services About

Madrid, Spain

Meet Alex

🚀 Have an idea for an AI-powered app or SaaS but don’t know where to start? I can help turn your vision into a scalable, maintainable product.

⏱️ Need it fast? I use modern frameworks and AI tools to deliver high-quality results quickly.

⚙️ My stack: React, Next.js, Tailwind, Node.js, Python, MongoDB, PostgreSQL, OpenAI, and more.

Let’s build your idea!

Identity verifiedVetted for secure and trusted collaboration.

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Best freelance Chrome Extension Developers to hire in 2026 Best English-speaking freelance Chrome Extension Developers to hire in 2026 Best freelance Web Developers in Community of Madrid to hire in 2026

Rate

$25 - $50/hr

Skills and tools

Web Developer Fullstack Engineer Chrome Extension Developer AI Developer AI Agent Developer AI Chatbot Developer SEO Specialist

Details

Madrid, Spain

(GMT+1) Central European Time (CET), ±5 hours

Fluent in English and Russian

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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 Challenges 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

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Contact support

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