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HELLO, I AMEmmanuelAdewunmi(AdenuelTech)

Full-Stack Developer

I turn imaginations into applications — crafting production-grade products with React, Next.js and blockchain, serving 5,000+ users across FinTech, EdTech and MedTech.

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Open to Remote RolesAvailable for ContractsOpen to Partnerships
Emmanuel Adewunmi
Next.jsSolidityTypeScript
5,000+

Users served

50+

Projects shipped

100+

Devs mentored

6+

Countries

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About Me

The engineer behind the work

Full-Stack Software Developer and Web3 Engineer with a proven record of designing, deploying and scaling cloud-native and blockchain-powered applications used by 5,000+ people globally — across FinTech, EdTech and MedTech.

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Work Experience

Seven roles · from mentoring to on-chain systems

Blockchain & Backend Developer

Hedreg Group LTD — RocoCoin

Nigeria (Remote)

Jan 2026 – Jun 2026 · Contract

  • Architected and deployed 7 Solidity smart contracts (~2,150 LOC) to Base Sepolia — ERC-20 token, multi-tier staking, P2P escrow, atomic swaps, NFTs, and two marketplaces — built and tested with Hardhat and Foundry
  • Engineered a Node.js/Express REST + Socket.io API with 20 feature modules, integrating on-chain logic via ethers v6 with MongoDB persistence
  • Implemented secure auth: JWT, bcrypt, Google OAuth 2.0, PIN, 2FA, and KYC/AML workflows
  • Delivered real-time features (live trades, prices, notifications) over WebSockets and documented the full API with Swagger/OpenAPI
  • Integrated and supported 3 client apps (Next.js web, React Native mobile, API), resolving CORS, env, and deployment issues across Render, Hostinger, and Vercel

Full-Stack Developer

Rynts (rynts.com)

Lagos, Nigeria (Remote)

Mar 2026 – May 2026 · Contract

  • Built a complete online rental marketplace where customers browse and rent products while vendors register and list their own rental inventory — an e-commerce-style platform for renting
  • Developed a responsive Next.js frontend backed by a NestJS API with secure vendor onboarding and product management
  • Enabled vendors to add, edit, and manage their own rental listings end-to-end, mirroring a multi-vendor e-commerce flow

Frontend Developer & Content Developer

Crystal EdTech

Kaduna, Nigeria

Oct 2024 – Dec 2025

  • Mentored 100+ aspiring developers in React, Next.js, and TypeScript
  • Boosted graduate job placement by 35%
  • Achieved 3,000+ active global users within 6 months

Full Stack Developer

Prime White Stallions Foundation

Lagos, Nigeria

Jun 2025 – Oct 2025

  • Developed pharmaceutical web app connecting 50+ healthcare centers
  • Reduced stockouts by 25% across West Africa
  • Accelerated release cycles by 30%

Software Developer

Care Life Foundation

Abuja, Nigeria

Feb 2025 – Mar 2025

  • Developed and launched a nationwide foundation website, supporting 10,000+ monthly visitors and donor engagement
  • Optimized SEO and accessibility, increasing online visibility and donation inquiries by 40%
  • Architected scalable frontend systems with React and Tailwind CSS, ensuring consistent performance across devices
  • Partnered with healthcare teams to digitalize donor communication, reducing manual admin tasks by 20%

Full-Stack Developer

Stark Earn (Blockchain Bounty Platform)

Remote

Oct 2024 – Jan 2025

  • Built blockchain platform serving 2,000+ users across 6 countries
  • Processed 1,000+ transactions with zero disputes
  • Cut transaction processing time by 30%

Web Developer

CoLab Innovation Hub

Kaduna, Nigeria

Jan 2020 – Mar 2023

  • Trained and mentored 100+ developers in real-world web development and open-source practices
  • Delivered client and in-house projects, improving UI/UX and overall performance
  • Supported teams with Web3 technical integrations

Education

B.Sc. Computer Science

National Open University of Nigeria

May 2024 – Present

Certifications

✓

JavaScript Algorithms & Data Structures – FreeCodeCamp

✓

React & Advanced React – Udemy

✓

Introduction to Programming using JAVA – Udemy

✓

Web Development using Python (Django) – Udemy

✓

Responsive Web Design – FreeCodeCamp

✓

Python (Django) Development – Skolak Technologies Kaduna

✓

Frontend Development Certificate – CoLab Innovation Hub Kaduna

✓

Software Architecture – Alison

Toolkit

Technical Skills

A full-stack arsenal for building modern, scalable products — from pixel-perfect interfaces to smart contracts in production.

Frontend

Interfaces that feel instant

React.jsNext.jsTypeScriptJavaScriptTailwind CSSSCSSGSAPFramer MotionReact NativeSvelte

Backend & APIs

Services built to scale

Node.jsExpress.jsNestJSPythonDjangoGoGraphQLREST APIs

Databases

Data modelled for growth

MongoDBPostgreSQLMySQLFirebaseSupabaseNeonPrisma

Cloud & DevOps

Ship early, ship often

AWSVercelDockerGitGitHubCI/CD

Web3 & Emerging Tech

On-chain and AI-native

SolidityWeb3.jsStarkNetSmart ContractsGenerative AIPrompt Engineering
React.jsNext.jsTypeScriptJavaScriptTailwind CSSSCSSGSAPFramer MotionReact NativeSvelteNode.jsExpress.jsNestJSPythonDjangoGoGraphQLREST APIsMongoDBPostgreSQLMySQLFirebaseSupabaseNeonPrismaAWSVercelDockerGitGitHubCI/CDSolidityWeb3.jsStarkNetSmart ContractsGenerative AIPrompt EngineeringReact.jsNext.jsTypeScriptJavaScriptTailwind CSSSCSSGSAPFramer MotionReact NativeSvelteNode.jsExpress.jsNestJSPythonDjangoGoGraphQLREST APIsMongoDBPostgreSQLMySQLFirebaseSupabaseNeonPrismaAWSVercelDockerGitGitHubCI/CDSolidityWeb3.jsStarkNetSmart ContractsGenerative AIPrompt Engineering
0+

Global Users

0+

Developers Mentored

0+

Projects Completed

0+

Countries Served

Trusted By

My Clients

Brands, businesses and people I've built for — every one of these is live in production. Scroll through and visit them yourself.

JB Predictz website
Sports Predictions · SaaS

JB Predictz

A sports predictions platform where football and basketball fans get daily expert betting tips. Visitors can browse free tips, live scores, results and league standings, then subscribe to unlock premium picks through Silver, Gold and value-bet plans. Subscribers get a personal dashboard with their tips, bet slip, notifications and referral links, while an admin back office handles tips, payments, users and content.

Visit Live Site
Adebukola Folarin website
Executive Brand Coach

Adebukola Folarin

Ranked #1 on LinkedIn for fashion and personal branding, Adebukola is an executive brand coach who helps professionals and creatives build standout, authentic personal brands that command attention and open doors.

Visit Live Site
Snowstays LTD website
Property Management & Cleaning

Snowstays LTD

A full-service property management and professional cleaning company specialising in Airbnb and short-let management, plus high-standard cleaning for homes and offices across the country.

Visit Live Site
Munich Medical Practice website
Healthcare

Munich Medical Practice

More than a clinic — a dedicated force of board-certified physicians bringing high-tech medical solutions to the world's most underserved communities.

Visit Live Site
Indian Atlantic Hotel website
Hospitality · Full-Stack App

Indian Atlantic Hotel

A full-stack hotel management platform where guests can browse rooms, check availability, and book their stay online — end to end.

Visit Live Site
Rynts website
Rental Marketplace · E-Commerce

Rynts

A complete rental marketplace where vendors list their products for rent and users can rent almost anything they need — e-commerce, built for renting.

Visit Live Site
TYSO website
Non-Profit · NGO

TYSO

A non-profit organisation driving community impact and social change, with a web presence built to share its mission and engage supporters.

Visit Live Site

Swipe to see more clients →

Selected Work

Featured Projects

Products shipped across FinTech, EdTech, MedTech and Web3 — each one live, each one solving a real problem.

Visibly — Personal Brand Operating System
Featured
Live Demo

Visibly — Personal Brand Operating System

An AI that learns who you are, what you're working on, and writes in your voice — not just another content generator, but your personal brand operating system.

Next.jsTypeScriptAI / LLMTailwind CSSNode.jsVercel
AgriNuel — Agricultural Marketplace
Featured
Live DemoCode

AgriNuel — Agricultural Marketplace

Connecting Nigerian farmers directly with buyers, eliminating middlemen and maximizing profits through technology.

Next.jsTailwind CSSPostgreSQLSupabaseTypeScriptSEO OptimizationVercel
E-Commerce Store
Featured
Live DemoCode

E-Commerce Store

A modern e-commerce application with full user authentication, product management, and a persistent shopping cart.

Next.jsTailwind CSSGSAPPostgreSQLTypeScriptVercel
OrbitNuel
Featured
Live DemoCode

OrbitNuel

Project management and team collaboration platform with real-time progress insights.

Next.jsReactTypeScriptTailwind CSSPostgreSQLPrismaNestJSVercelRailway
FleetFlow
Live DemoCode

FleetFlow

Advanced logistics and delivery management platform (SaaS).

Next.jsTailwind CSSGSAPPostgreSQLTypeScriptVercelSEO Optimization
See All Projects
Kind Words

Client Testimonials

What the people I've built for say about the process and the results.

Contact

Get in Touch

Available for remote work, contracts and partnerships. Tell me what you're building — I usually reply within a day.

Email

emmanueladewunmi51@gmail.com

Phone

+234 902 349 0952

Location

Nigeria · Remote worldwide

Open to

✓Full-time Remote Positions
✓Contract Work
✓Partnership Opportunities
✓Consulting Projects

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Full-Stack Developer & Web3 Engineer building innovative, production-grade solutions for a better tomorrow.

Your idea. My code. We make it real.

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