About Sergio Pereyra | Contra Sergio Pereyra

Sergio Pereyra

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Sergio Pereyra

Full-Stack SaaS Engineer | MVP to Production-Ready Launches

$1k+: Earned

2x: Hired

5.00: Rating

7: Followers

Frankfurt, Germany

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Frankfurt, Germany

Meet Sergio

I build scalable, revenue-generating SaaS platforms from MVP to production—fast.
Expert in React, Next.js, Node.js, Python, PostgreSQL, Stripe/Plaid, dashboards, subscriptions, AI & multi-tenant systems.
Key launches:
• NextBlock.io – $250K revenue in first 2 months
• Interviewiz.com – AI interview simulator with scoring
• Custom configurators & membership platforms
Speed + clean code.

Earned $1k+Verified earnings from completed projects.

Identity verifiedVetted for secure and trusted collaboration.

Featured on

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Rate

$50 - $75/hr

Skills and tools

Fullstack Engineer Frontend Engineer Web Developer Desktop Apps Development Shopify Designer UI Designer Shopify Developer Web Designer UX Designer WordPress Developer AI Application Developer Mobile Engineer Prototyper SEO Specialist

Adobe Photoshop

Details

SEO Fullstack Engineer & AI Developer with a Team Edge at Galindo Consulting Group

https://galindoinc.com/

Frankfurt, Germany

(GMT-5) Eastern Standard Time (EST), ±3 hours

Fluent in German, Spanish, Portuguese, and English

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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

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

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