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Osayuki Obazee — Full Stack Developer & Founder of MEXO
Available for opportunities & collaborations

Hey, I'm Osayuki Obazee
Software Engineer

I take products from idea to execution and ship real solutions while documenting the journey publicly.

  • React
  • Next.js
  • PHP
  • Python
  • JavaScript
  • TypeScript
  • Java
  • MySQL
  • Tailwind
  • Node.js
  • MongoDB
  • React
  • Next.js
  • PHP
  • Python
  • JavaScript
  • TypeScript
  • Java
  • MySQL
  • Tailwind
  • Node.js
  • MongoDB
Osayuki04

Osayuki04

@yuki.dev

@yuki.dev

About

About Me

I'm Osayuki Obazee (Yuki), a software developer and founder passionate about building digital products that solve real-world problems. My focus is on creating scalable applications with intuitive user experiences, combining strong technical foundations with thoughtful product design. I enjoy turning ideas into products that people can actually use, whether that's in sports, healthcare, education, business, or gaming.

Over the years, I've worked across frontend development, backend systems, database architecture, automation, and product development. I've built and contributed to projects ranging from MEXO, a football technology platform that aggregates and structures football content, to Yibera, a hospital management system, AlphaBuild, a construction business platform, and EcoCycle, an educational Unity game promoting environmental awareness. My approach goes beyond writing code—I'm interested in understanding user problems, designing effective solutions, and building systems that can scale as products grow.

As a self-driven developer, I've continuously expanded my skills through building projects, experimenting with new technologies, and solving practical challenges. I enjoy working with modern web technologies such as React, Next.js, PHP, MySQL, and Tailwind CSS, while also exploring game development and automation systems. Whether I'm designing databases, developing APIs, or crafting user interfaces, I aim to build products that are reliable, maintainable, and impactful.

Why I Create Content & Build in Public

I create content because I believe learning becomes more valuable when it's shared. As I continue my journey as a developer and founder, I document what I'm learning, the challenges I face, and the lessons I discover while building products. Through my content, I aim to help other aspiring developers navigate their own paths, avoid common mistakes, and stay motivated during the difficult stages of learning. Building a personal brand allows me to connect with like-minded people, share my experiences openly, and create opportunities that extend beyond code. It's not just about growing an audience—it's about building a community around continuous learning, creativity, and the process of turning ideas into reality.

Experience

Where I've built & shipped

From founding MEXO to building interfaces and mentoring the next wave of developers.

  1. PresentMEXO

    Founder MEXO

    Building and scaling a football technology platform.

    Responsibilities & Achievements

    • Designed and developed the platform architecture from concept to deployment.
    • Built scalable frontend interfaces using modern web technologies.
    • Developed backend systems for article ingestion, processing, and delivery.
    • Designed and maintained relational database structures for teams, competitions, articles, and categories.
    • Implemented automated content categorization and data normalization workflows.
    • Optimized platform SEO to improve search engine visibility and organic traffic.
    • Managed product planning, feature prioritization, and technical decision-making.
    • Integrated third-party football data and news sources into a unified content pipeline.

    Skills

    • Product Design
    • Frontend Development
    • Backend Development
    • Database Architecture
    • SEO
    • Automation
  2. Self-InitiatedYibera

    Founder & Full Stack Developer Yibera

    Hospital management system with patient, staff, and admin portals.

    Responsibilities & Achievements

    • Designed and developed a healthcare appointment booking platform from the ground up.
    • Built responsive and accessible user interfaces focused on usability and patient experience.
    • Implemented appointment scheduling and booking workflows.
    • Designed database structures for healthcare providers, appointments, and service management.
    • Developed secure API endpoints for managing platform data.
    • Optimized application performance and responsiveness across devices.
    • Managed product design, feature development, testing, and deployment.
    • Collaborated with stakeholders to translate requirements into functional solutions.

    Skills

    • Full Stack Development
    • Healthcare Systems
    • Database Design
    • API Development
    • Product Management
    • UX Design
  3. ContractAlphaBuild

    Frontend Developer AlphaBuild

    Construction and project management platform.

    Responsibilities & Achievements

    • Developed responsive user interfaces using React and Next.js.
    • Translated design requirements into reusable frontend components.
    • Improved application responsiveness across desktop, tablet, and mobile devices.
    • Collaborated with team members to implement new features and enhancements.
    • Optimized page performance and user experience.
    • Maintained clean, scalable, and maintainable frontend code.
    • Assisted in UI consistency and design system implementation.
    • Participated in testing, debugging, and feature refinement.

    Skills

    • React
    • Next.js
    • Responsive Design
    • UI Development
    • Performance Optimization
    • Frontend Architecture
  4. OngoingFreelance

    Freelance Web Developer Freelance

    Delivering custom web solutions for clients and personal projects.

    Responsibilities & Achievements

    • Designed and developed custom websites and web applications for clients.
    • Converted design concepts into responsive, production-ready interfaces.
    • Built landing pages, business websites, and portfolio platforms.
    • Integrated APIs and third-party services where required.
    • Managed projects from requirements gathering through deployment.
    • Provided ongoing maintenance, updates, and technical support.
    • Applied SEO and performance optimization best practices.
    • Worked directly with clients to understand business needs and deliver tailored solutions.

    Skills

    • Web Development
    • Client Communication
    • Project Management
    • SEO
    • Frontend Development
    • Problem Solving
  5. MentorshipEdlivky Coding Academy

    Frontend Development Tutor Edlivky Coding Academy

    Mentoring beginner developers from fundamentals to project development.

    Responsibilities & Achievements

    • Delivered structured lessons covering HTML, CSS, JavaScript, and React.
    • Guided students through practical projects and coding exercises.
    • Assisted learners in debugging and solving development challenges.
    • Reviewed code and provided constructive technical feedback.
    • Supported students in building their first portfolio projects.
    • Simplified complex programming concepts for beginner developers.
    • Encouraged best practices in coding, version control, and project organization.
    • Mentored students on their learning roadmap and career development.

    Skills

    • Teaching
    • Mentorship
    • HTML
    • CSS
    • JavaScript
    • React
    • Code Review
    • Project Guidance
Projects

Products I've built

A mix of platforms, tools, and games — each shipped end to end. Open a case study to see how it was built, or maximize a screenshot to take a closer look.

Football Technology Platform

MEXO

A football platform that aggregates and organizes news, transfers, competitions, and team information into a structured, searchable experience. Built to solve fragmented football coverage by bringing content from multiple sources into one centralized ecosystem.

  • Next.js
  • PHP
  • MySQL
  • Tailwind CSS
Read Case Study

Hospital Management System

Yibera

A web-based hospital management system — a public marketing site plus three role-based portals (patients, staff, admins) behind a security-first PHP auth layer. Patients self-register, request and track appointments, and follow their care; admins manage patients, staff, pharmacy inventory, and reports.

  • PHP 8
  • Custom MVC
  • MySQL / MariaDB
  • Tailwind CSS
  • Vanilla JS
  • Apache

Construction Business Platform

AlphaBuild

A modern web platform built for construction businesses to showcase projects, generate leads, and strengthen their online presence. Focused on responsive design, user experience, and effective client engagement.

  • React
  • Next.js
  • Tailwind CSS

Unity Recycling Education Game

EcoCycle

An educational game developed in Unity that teaches recycling and environmental awareness through interactive gameplay. Players sort waste correctly, earn rewards, and learn sustainable habits in a fun and engaging way.

  • Unity
  • C#
Building in Public

Beyond the code

Content from across platforms — development, building products, the founder journey, and lessons learned in the open.

Featured Content
TikTok
Content Creation·Jun 20, 2026

LinkedIn Launches a Dedicated Video Feed

LinkedIn just launched a dedicated video feed — here's why it signals where social media is heading, and the opportunity it opens for developers and founders.

LinkedIn
Founder Journey·Feb 23, 2026

I Recently Built and Launched

A recent build-and-launch milestone, shared on LinkedIn.

Latest Videos
TikTok
Content Creation·Jun 20, 2026

LinkedIn Launches a Dedicated Video Feed

LinkedIn just launched a dedicated video feed — here's why it signals where social media is heading, and the opportunity it opens for developers and founders.

TikTok
Development·Jun 17, 2026

What I Love Most About Tech

Nothing in tech is ever truly finished. The next big feature might start with a simple question: "What if we did it this way instead?"

TikTok
Tutorials·Jun 16, 2026

Building Search Autocomplete

Autocomplete seems simple until you see what's behind it — debouncing, caching popular searches, and learning from user behavior.

Recent Insights
LinkedIn
Content Creation·Mar 27, 2026

Frontend Development Meets Unity Game Dev

On frontend development and building a game with Unity.

LinkedIn
Founder Journey·Feb 23, 2026

I Recently Built and Launched

A recent build-and-launch milestone, shared on LinkedIn.

Tech Stack

Tools I build with

A pragmatic, full-stack toolkit chosen for shipping fast and scaling well.

Frontend

  • React
  • Next.js
  • Tailwind
  • JavaScript
  • TypeScript
  • HTML
  • CSS

Backend

  • PHP
  • Node.js
  • REST APIs
  • Python
  • Java

Database

  • MySQL
  • MongoDB

Tools

  • Git
  • GitHub
  • Figma
  • CapCut
Contact

Let's build something together

Open to opportunities, collaborations, and conversations about products, football, and building in public.

Building In Public

Support My Journey

I'm building MEXO in public and sharing the journey. If you like what I do, consider supporting me to fuel my next idea.

Buy Me A CoffeeFuel my next Idea

Current Project

MEXO

Actively Building
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Teams Covered
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Competitions Covered
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Articles Processed