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Available for new projects

Building Interfaces That Perform and Delight

I bring designs to life through high-performance applications with clean code and pixel-perfect implementation. Specializing in modern frontend development that combines aesthetics, interractivity with functionality.

My Work

Featured Projects

From concept to completion, see how I transform ideas into engaging digital experiences that solve real problems.

Genz Ad Generator
HNG2025

Genz Ad Generator

  • Live deployed ad generator with polished UX and multi-step dynamic form.
  • Advanced Next.js app showcasing API integration, form validation, and route protection.
  • Demonstrated production-readiness, collaboration, and team communication.
Tantor Learning (WIP!!!)
Tantor Hub2025

Tantor Learning (WIP!!!)

  • Scalable e-learning platform using Next.js, Redux Toolkit, and Tailwind CSS.
  • Designed role-based dashboards, AI tools integration, and clean API handling.
  • Solid architecture, authentication, and real SaaS structure.
Lamano Landing Page
Lamano Company2024

Lamano Landing Page

  • Professional showcase for interior wooden decoration business.
  • Improved credibility and web presence of a local brand.
  • Clean design, responsive layout, and performance-focused.
Conference Ticket Generator
HNG2025

Conference Ticket Generator

  • Custom ticket generation with dynamic form and QR integration.
  • TypeScript-based form validation and ShadCN UI usage.
  • Focused on usability and clean, component-based structure.
GText AI
HNG2025

GText AI

  • AI-powered assistant interface built with Next.js and Chrome APIs.
  • Zod validation, prompt engineering, and modular TypeScript code.
  • Showcases AI integration, clean UX, and scalable layout design.
Cprj Landing Page
CPRJ2024

Cprj Landing Page

  • Community NGO website to boost online visibility and outreach.
  • Built with semantic HTML and Bootstrap
  • Accessible, responsive and simple navigation for local audiences.
Guess Color Game
HNG2025

Guess Color Game

  • Fun mini-game built in React using state-based game logic.
  • Practiced interaction, visual contrast, and guessing mechanics.
  • Focused on playability and front-end logic design.

🤝 Let’s Talk Always open to new collaborations, freelance gigs, and part/full-time opportunities.

Performant
Accessible
Secure
Interactive
Scalable
User Friendly
Maintainable
Search Optimized
Usable
Reliable
Performant
Accessible
Secure
Interactive
Scalable
User Friendly
Maintainable
Search Optimized
Usable
Reliable

Happy client

What Clients Say About Me

Don't just take my word for it. See what clients say about my Work

Sakinah Musafiri
Sakinah Musafiri
CEO @Lamano-RDC

Joel was instrumental in transforming our website into a powerful marketing tool. His attention to detail and ability to understand our brand is exceptional. We're thrilled with the results!

Olivia Green
Olivia Green
Head of Design @CPRJ

Working with Joel was a pleasure. His expertise in frontend development brought our designs to life in a way we never imagined. The website has exceeded our expectations.

Quake Silver
Quake Silver
Design team Leader HNG12

Joel's ability to create seamless user experiences is unmatched. Semjo! Elite dev

Sakinah Musafiri
Sakinah Musafiri
CEO @Lamano-RDC

Joel was instrumental in transforming our website into a powerful marketing tool. His attention to detail and ability to understand our brand is exceptional. We're thrilled with the results!

Olivia Green
Olivia Green
Head of Design @CPRJ

Working with Joel was a pleasure. His expertise in frontend development brought our designs to life in a way we never imagined. The website has exceeded our expectations.

Quake Silver
Quake Silver
Design team Leader HNG12

Joel's ability to create seamless user experiences is unmatched. Semjo! Elite dev

Beyond the Code

The Human Behind the Developer

Discover my journey, technical expertise, and what makes me tick beyond the world of programming; from civil engineering to frontend development

Sem Joel Magene
HNG12 Finalist 🏆
Available for projects
🌍Goma, DRC → Global Remote

Civil Engineer → Frontend Developer

Transformed my career from civil engineering to software development. What started with a laptop and Excel became a passion for creating exceptional web experiences. From HNG11 elimination to HNG12 finalist (top 432 of 11,285) — my story is about rapid growth and resilience.

Foundation:HTMLCSSJavaScript
Advanced:TypeScriptReactNext.js
Styling:TailwindCSSSassFramer Motion
State & Data:ReduxReact QueryContext API
💪
Team Player
🚀
Fast Learner
🔄
Adaptable

What I'm Reading

Books that have shaped my thinking and skills.

Learning Resources

Books that shaped my journey

Atomic Habits

Mindset

James Clear

Clean Code

Favorite

Robert C. Martin

Refactoring UI

Essential

Adam Wathan & Steve Schoger

Fullstack Open

In progress

University of Helsinki

Beyond the Code

What keeps me inspired and balanced outside of work.

📚Reading
Tech books & social ralated
💪Fitness
Strength training & running
🧑‍🍳Cooking
Local cuisines
🎧Music
Piano & gospel
🎮Gaming
Strategy & Football
🎬Cinema
Actions & Annimes
👨‍🏫Teaching
Web dev mentoring
Drag these bubbles around!

Technical Expertise

The tools and technologies I use to bring ideas to life.

Javascript90% proficiency

ES6+, TypeScript, and async patterns for robust applications

HTML595% proficiency

Semantic markup with accessibility standards in mind

CSS385% proficiency

Modern layouts with Flexbox, Grid and animations

React88% proficiency

Component architecture with hooks and context

Chrome75% proficiency

DevTools mastery and extension development

Github80% proficiency

Version control, CI/CD and collaboration workflows

Javascript90% proficiency

ES6+, TypeScript, and async patterns for robust applications

HTML595% proficiency

Semantic markup with accessibility standards in mind

CSS385% proficiency

Modern layouts with Flexbox, Grid and animations

React88% proficiency

Component architecture with hooks and context

Chrome75% proficiency

DevTools mastery and extension development

Github80% proficiency

Version control, CI/CD and collaboration workflows

Frontend Wizardry

Specializing in React ecosystem with deep knowledge of performance optimization and state management patterns.

Design Sensibility

Strong eye for design systems, animation principles, and translating mockups into pixel-perfect interfaces.

Modern Architecture

Building with scalability in mind using microservices, SSR/SSG approaches, and API integration best practices.

map location

Location

Based in Goma, DRC. Available for remote work worldwide and selective on-site projects in Africa.

profile avatar

Let's create something amazing together

Ready to bring your next project to life? Let's connect and discuss how I can help you achieve goals