I’ve Built Apps in Flutter and React Native; Here’s the Stack I’d Choose in 2025
In my 9+ years of building mobile apps, I’ve worked with native Android, React Native, and Flutter. I’ve shipped real-world apps like…
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Hi, I'm Celestine Obi
Senior Software Developer
I am a freelance developer. I help individuals and companies transform their ideas into digital software solutions that do not just solve real-life problems but also drive innovation and competitive advantage.
Lagos, Nigeria
About Me
Senior Software Developer
Lagos, Nigeria
A recognised Senior Software Engineer and Innovator with over 9 years of experience developing and maintaining high-quality software solutions. I have a strong background in Python, Dart, PHP, Java, Kotlin, Swift, JavaScript, TypeScript, and SQL programming, with expertise in frameworks such as Flutter, Flask, Django, React Native, ReactJS, and Laravel. My commitment to continuous learning enables me to stay current with the latest technologies and best practices, enhancing the quality of my work. I excel in collaborative environments, utilising my problem-solving skills to ensure project success while consistently delivering software projects on time and within budget. Clients and team members have praised my attention to detail and ability to meet project requirements. I am eager to embrace new challenges that will allow me to apply my skills and contribute to the success of innovative software projects.
500+
Projects Completed
9+
Years Experience
120+
Happy Clients
Portfolio
Domiboard - Multiplayer Game Application for both Android and IOS
Mobile | Backend | Frontend
FeedAlert – Smart Silo Feed Monitoring App
Mobile | Backend | Frontend
Plantinerary - Your Personal Trip Planner
Mobile
Howla – Personal Safety & Social Connection App
Backend
Saboura – Tutor Finder & Education Management App
Mobile
Latest Articles
From Code to Cash: How I Built and Monetized Niche Mobile Apps for Real-World Use
Most developers build apps to learn. I build apps to solve real problems and make money while at it.
Read More10 Python Scripts I Wish I Wrote Sooner as a Developer
As a developer, I’ve spent years solving hard problems, but wasted too much time on simple, repetitive tasks.
Read MoreClient Testimonials
"Celestine's accomplishments are particularly noteworthy; he successfully established and managed a business while still in college. This balancing act between academia and entrepreneurship highlights his remarkable leadership skills and dedication"
"Celestine distinguished himself as a tech leader with his innovative ideas and ability to deliver high quality process and product innovations from concept to launch."
"Celestine exhibited exceptional creative thinking, problem solving skills and a profound understanding of the technology market throughout the creation and launch of the health insurance application."
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