React NativeReact NativeReact NativeReact Native
Joel Mbaka

Joel Mbaka

Software Engineer

2020 – 2025

Projects

$40 USD/hr UTC+3 (Nairobi)

AI Journal

A smart journaling app that converts speech to written journal entries using AI transcription. Features semantic search to retrieve past entries by meaning, mood tracking, and intelligent insights about your thoughts and patterns.

React Native (Expo)TypeScriptOpenAI WhisperOpenAI EmbeddingsPinecone Vector DBSupabaseExpo Router

AI Python Kids Tutor

An interactive AI-powered learning platform that teaches Python programming to kids aged 8-18. Features gamified lessons, real-time code assistance, and adaptive learning paths tailored to each child's skill level.

ExpoReact NativeTypeScriptOpenAI GPT-5PythonFirebaseTailwind CSS

Personalized AI Workout Plans App

A modern fitness tracking application built with TypeScript and Firebase.

React Native (Expo)TypeScriptFirebaseExpo RouterEAS CI/CD

Health Care Delivery App

Cross-platform virtual-care platform that connects patients to licensed doctors for real-time video consultations, booking, and payments.

React Native (Expo)TypeScriptSupabase (Auth/RLS/Postgres)StripeWebRTCEAS CI/CD

Reviews

What clients say about working together

Sarah Johnson avatar
Sarah JohnsonUS flag
CTO, Acme Health

Joel shipped our React Native MVP in record time with clean, maintainable code. Communication and initiative were outstanding throughout.

James Wright avatar
James WrightGB flag
Head of Product, FinTechly

We hit an aggressive launch date thanks to Joel’s pragmatic engineering and thoughtful UX touches. A reliable partner end-to-end.

Michael Lee avatar
Michael LeeUS flag
Founder, EduLabs

Rock-solid TypeScript, great attention to detail, and proactive problem-solving. Would definitely work with Joel again.

Ready to build something extraordinary together?

Let's ship your next React Native app—from MVP to production.