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👋 Welcome to my portfolio

Hi, I'm Folafunmi

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Experienced Senior Software Developer with 4+ years building high-performance web and web3 products. Specializing in React, Next.js, TypeScript, and Node.js with proven track record of shipping production apps used by thousands of users.

Folafunmi Olanrewaju - Senior Full-Stack Developer

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About Me

Passionate developer with a keen eye for design

👨‍💻 My Story

I'm an experienced Senior Software Developer with 4+ years of building production web and web3 products that serve thousands of users. My expertise spans the full stack—from crafting high-performance React frontends to building resilient Node.js backends and integrating blockchain technologies.

I have a proven track record of delivering measurable impact: reducing page load times by up to 47%, decreasing production incidents by 69%, and implementing features that significantly boost user engagement. I thrive in fast-paced environments, mentoring junior engineers, and shipping end-to-end features that solve real business problems.

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Years Experience

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Projects Shipped

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% Performance Boost

Professional Journey

Aug 2024 - Jan 2025

Senior Software Developer

Catoly AI (Web3 / AI Product)

Reduced page load times by 47% through SSR/ISR optimization. Decreased production incidents by 69% via comprehensive testing and CI/CD. Launched AI feature adopted by 40% of users, increasing session duration by 35%. Mentored 1-2 engineers on team of 7.

May 2023 - Jan 2024

Full-Stack Developer

The Stone Frogs (Web3)

Improved wallet-connect success rate from 70% to 92%, reducing support tickets by 60%. Optimized database queries, reducing average response time by 80%. Built shared component library increasing team velocity by 25-30%.

Jan 2022 - Sep 2022

Frontend Developer

Solana Pawn Stars (Web3)

Built responsive dApp with Solana wallet integration. Reduced RPC requests by 76% through caching and batching, improving page load by 40%. Increased mint completion rate by 20% with optimistic UI patterns.

2024/2025

CS50x: Introduction to Computer Science

HarvardX

Completed Harvard's rigorous computer science program covering algorithms, data structures, web development, and software engineering fundamentals.

Skills & Technologies

Tools and technologies I work with

Frontend Development

React & Next.js
TypeScript
JavaScript (ES6+)
CSS-in-JS & Responsive Design

Backend & Database

Node.js & Express
PostgreSQL & MongoDB
REST & GraphQL APIs
Redis & Caching

Web3 & DevOps

Solana web3.js
Docker & CI/CD
GitHub Actions
Jest & Testing

My Services

Bringing ideas to life with code and design

Web Development

Building responsive, fast, and scalable web applications using modern frameworks and best practices. Clean code and pixel-perfect implementations.

  • Responsive Design
  • Performance Optimization
  • Cross-browser Compatible
  • SEO Friendly

UI/UX Design

Creating intuitive and beautiful user interfaces that provide seamless experiences. User-centered design approach from wireframes to high-fidelity prototypes.

  • User Research
  • Wireframing & Prototyping
  • Design Systems
  • Usability Testing

Mobile-First Development

Developing mobile-first responsive applications that work flawlessly across all devices. Progressive enhancement for optimal user experience.

  • Progressive Web Apps
  • Mobile Optimization
  • Touch Interactions
  • Offline Functionality

Featured Projects

Some of my recent work

Next.js React SSR Node.js Express.js PostgreSQL

E-commerce Storefront

A modern, full-stack e-commerce platform specialized in selling fresh aquatic seafoods including fish, shellfish, crustaceans, and other marine delicacies.

React Vite

Akanbi Farm Hub

A modern farm-to-table ordering web application built with React, Vite, and Netlify Functions. This app connects local farmers with customers, using Google Sheets as a headless CMS and Twilio for WhatsApp notifications.

React API

Tiwa Tinwa Delivery

Real-time food delivery platform with WebSocket-powered order tracking. Reduced customer support queries by 40% through live tracking updates for orders and courier locations.

Next.js bootstrapped with [`create-next-app`]

Sola Portfolio

A personal portfolio website showcasing projects and skills. Features responsive design, smooth animations, and optimized performance for an engaging user experience. Built with React and modern web technologies for a Client-side rendered experience.

React Native Expo TypeScript

Personal Journal App

A beautiful, cross-platform mobile journal application built with Expo and React Native using TypeScript. Record your daily thoughts, experiences, and moods in an intuitive, privacy-focused app.

Get In Touch

Have a project in mind? Let's work together

Let's work together!

I'm always interested in hearing about new projects and opportunities. Whether you have a question or just want to say hi, feel free to reach out!

Location

Nigeria

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