About Oluwaloseyi Adeleye | Contra Oluwaloseyi Adeleye

Oluwaloseyi Adeleye

Oluwaloseyi Adeleye

Software developer building secure APIs and smart contracts.

New to Contra

Oluwaloseyi is ready for their next project!

Agege, Nigeria

Work Services About

Agege, Nigeria

Meet Oluwaloseyi

Backend & Web3 developer with 3+ years’ experience building backends, APIs and blockchain solutions for growing businesses. I specialize in creating secure, scalable systems using Node.js, FastAPI,JavaScript, TypeScript, Python, PostgreSQL, MongoDB, and Solana (Anchor). My focus is delivering technology that solves real client challenges. Available for freelance work and collaborations.

Identity verifiedVetted for secure and trusted collaboration.

Rate

$25 - $50/hr

Skills and tools

Backend Engineer Software Engineer Fullstack Engineer

Details

Agege, Nigeria

(GMT-1) West Africa Time (WAT), ±4 hours

Fluent in English

Join 50k+ companies and 1M+ independents

Hire creatives Get hired

For independents

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

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

Company

Mission Careers Terms & conditions Privacy policy Cookie policy

Contact

Contact support

For independents

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

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

Contact

Contact support

Company

Mission Careers Terms & conditions Privacy policy Cookie policy

© 2026 Contra.Work Inc