You will get web and app development services from an expert web developer
Project details
Hi, I’m 𝗝𝗼𝗵𝗻𝘀𝗼𝗻 𝗠𝘂𝗻𝗶𝘀𝗶 , a passionate 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 𝗪𝗲𝗯 & 𝗠𝗼𝗯𝗶𝗹𝗲 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 with a strong background in building modern, fast, and scalable applications. I specialize in creating beautiful user interfaces and powerful backends using technologies like React, React Native (Expo), Node.js, Firebase, MongoDB, and PHP — helping ideas turn into real, working products.
Whether you need a startup MVP, business website, mobile app, or full system, I deliver clean code, great design, and smooth user experiences across all devices.
💼 Services I Offer
⚡ Full-Stack Web Development (MERN, PHP, Firebase)
📱 Mobile App Development (React Native / Expo)
🛒 E-commerce Systems & Payment Integration
🔐 Authentication Systems & Dashboards
🎨 Responsive UI/UX Design
🛠️ Maintenance, Debugging & Optimization
🌟 Why Choose Me
✅ Strong Computer Science background
✅ Clean, scalable, and future-proof code
✅ Fast communication & reliable delivery
✅ Client-focused solutions — not generic templates
✅ Passionate about quality and real-world impact
🚀 Let’s build something powerful together. Your idea deserves great software.
Whether you need a startup MVP, business website, mobile app, or full system, I deliver clean code, great design, and smooth user experiences across all devices.
💼 Services I Offer
⚡ Full-Stack Web Development (MERN, PHP, Firebase)
📱 Mobile App Development (React Native / Expo)
🛒 E-commerce Systems & Payment Integration
🔐 Authentication Systems & Dashboards
🎨 Responsive UI/UX Design
🛠️ Maintenance, Debugging & Optimization
🌟 Why Choose Me
✅ Strong Computer Science background
✅ Clean, scalable, and future-proof code
✅ Fast communication & reliable delivery
✅ Client-focused solutions — not generic templates
✅ Passionate about quality and real-world impact
🚀 Let’s build something powerful together. Your idea deserves great software.
Programming Languages
PHP, HTML & CSS, JavaScriptCoding Expertise
PSD to HTML, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$100
|
Standard
$500
|
Advanced
$1,000
|
|---|---|---|---|
| Delivery Time | 3 days | 10 days | 25 days |
Number of Revisions | 1 | 3 | 4 |
Number of Pages | 1 | 4 | 10 |
Design Customization | |||
Content Upload | |||
Responsive Design | |||
Source Code |
Frequently asked questions
About Johnson
Full-Stack Web & Mobile App Developer | React, React Native, Firebase
Kibamba, Tanzania - 4:02 am local time
I specialize in building modern websites, mobile apps, and backend systems that are not only beautiful but also reliable, secure, and easy to scale. Whether you're launching a startup, improving an existing product, or building from scratch — I’ve got you covered.
💡 What I bring:
• Web & Mobile Apps (React, React Native, Expo)
• Backend APIs (Node.js, Firebase)
• Clean UI/UX with performance focus
• Bug fixing, optimization & feature upgrades
• Full project delivery from idea → production
🚀 Why clients choose me:
✔ Clear communication
✔ Fast turnaround
✔ Scalable, maintainable code
✔ 100% commitment to quality
Let’s build something powerful together. Send me a message and let’s get started!
Steps for completing your project
After purchasing the project, send requirements so Johnson can start the project.
Delivery time starts when Johnson receives requirements from you.
Johnson works on your project following the steps below.
Revisions may occur after the delivery date.
Planning & Requirements Gathering
We'll start by discussing your goals, target audience, and specific features to ensure a clear understanding of your vision. This helps in creating a solid project plan tailored to your needs.
Design & Development
I will craft a user-friendly design, followed by developing both front-end and back-end using modern technologies. Regular updates will keep you involved at every stage.