Hi, I am Adonis Justin.
I'm a full-stack software developer with 8+ years of experience delivering production-grade systems for clients across multiple industries and continents. From CBN-licensed mortgage banks in Nigeria to Caribbean super apps and Muslim wellness platforms on the Apple App Store — I build complete digital products from database to deployment.
I don't just write code — I take full ownership end-to-end: architecture, UI/UX, API design, third-party integrations, and post-launch support. Clients choose me because I deliver working software, not just good-looking mockups. My stack covers Laravel/PHP for robust backends, Flutter for cross-platform mobile apps, React/Next.js for modern frontends, and WordPress for CMS-driven sites.
What my clients say about me
Real words from real clients — businesses and founders I've built software for across Nigeria, the UK, and the Caribbean.
Every project delivered. Every client supported. No exceptions.
Complete digital solutions — web, mobile, and everything in between.
From CBN-licensed banks and Caribbean super apps to pharma brands and oil & gas operators — I deliver production-grade software end-to-end.
Laravel · Flutter · React · WordPress · PHP · MySQL · Firebase — full-stack, every time.
8+ years delivering production software across fintech, agritech, health, legal, and oil & gas industries.
I build complete digital products — not just frontend pages. Every engagement covers architecture decisions, backend logic, API design, third-party integrations, and post-launch support.
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Laravel / PHP Development01
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Flutter Mobile Apps02
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React / Next.js Frontend03
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WordPress / CMS04
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API & Backend Systems05
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Business Automation06
01. Laravel / PHP Development
Production-grade web and mobile solutions built end-to-end — from architecture to deployment.
- Clean
- maintainable code
- Third-party API integration
- Fully responsive & optimized
02. Flutter Mobile Apps
Cross-platform iOS and Android apps built with Flutter for maximum code reuse and native performance.
- iOS & Android
- App Store deployment
- Native performance
03. React / Next.js Frontend
Modern, fast, and SEO-friendly frontend applications built with React and Next.js.
- SEO optimized
- Server-side rendering
- Component-based architecture
04. WordPress / CMS
Custom WordPress themes, plugins, and CMS solutions for content-driven websites.
- Custom themes
- Plugin development
- WooCommerce integration
05. API & Backend Systems
Robust REST APIs and backend systems built with PHP, Laravel, and MySQL.
- RESTful APIs
- Database design
- Third-party integrations
06. Business Automation
Custom business process automation solutions to streamline operations.
- Workflow automation
- CRM integration
- Reporting & analytics
30 production projects across 50 industries and 3 continents.
From CBN-licensed mortgage banks in Nigeria to Caribbean super apps and Muslim wellness platforms live on the Apple App Store.
Web platforms, Flutter mobile apps, Laravel backends, WordPress systems — all built complete, from database to deployment.
By the numbers
From CBN-licensed banks and Caribbean super apps to pharma brands and oil & gas operators — I deliver production-grade software end-to-end.
Laravel · Flutter · React · WordPress · PHP · MySQL · Firebase — full-stack, every time.
0+
Production
projects
0
Live App Store
apps
0
Years of
experience
0
Industries
served
Brands I've Built For
From CBN-licensed banks and Caribbean super apps to pharma brands and oil & gas operators — I deliver production-grade software end-to-end.
Laravel · Flutter · React · WordPress · PHP · MySQL · Firebase — full-stack, every time.
8+ years delivering full-stack software across multiple industries.
From WordPress and PHP to Flutter mobile apps, React frontends, and Laravel backends — every role has added to a rare full-stack depth.
Each position was a production environment with real clients, real deadlines, and real deliverables.
Experience
2023 – Present
Senior Software Developer
at Computan, International
Built React-powered interfaces and backend solutions for international clients within an established agency delivery workflow.
2021 – 2023
WordPress & Flutter Developer
Delivered WordPress websites and cross-platform Flutter mobile apps, managing full project lifecycle from design handoff to App Store deployment.
2016 – 2021
PHP / WordPress Developer
Built and maintained WordPress and PHP web solutions for multiple client projects. Delivered custom themes, plugin development, and backend integrations.
Education
2023
Advanced Laravel & API Development
Self-directed — Production Projects
Deep specialization in Laravel architecture, REST API design, role-based access control, and Paystack payment integration through real production deployments.
2021
Flutter Mobile App Development
Self-directed — App Store Deployments
Mastered Flutter for cross-platform iOS and Android development, resulting in 3 live App Store apps including Baroow and Nisa Care.
2016
PHP / WordPress & Full-Stack Web Development
Self-directed — Agency Training & Client Work
Foundation in PHP, MySQL, HTML/CSS, and WordPress theme and plugin development through intensive agency work and client project delivery.
Milestones
Live
Apps on the Apple App Store
Baroow & Nisa Care among them
Cross-platform Flutter apps built from scratch and shipped through the full App Store review and deployment process.
Production
Projects Delivered End-to-End
Nigeria, UK & Caribbean
Web platforms, mobile apps, and enterprise systems built complete — from database architecture to App Store deployment, every single time.
Industries
Fintech, Agritech, Health, Legal, Oil & Gas
8+ years of full-stack delivery
Laravel, Flutter, React, and WordPress applied across diverse industries — from CBN-licensed banks to Caribbean super apps and pharmaceutical brands.
Skills
Insights on Laravel, Flutter, React, and building software in Africa.
Thoughts from the trenches — real lessons from 8+ years building production software for clients across Nigeria, the UK, and the Caribbean.
Laravel · Flutter · React · WordPress — I write about what I actually build.
Understanding OBD-II Codes: What Your Check Engine Light Is Really Saying
A practical guide to reading and interpreting OBD-II diagnostic fault codes — what they mean, what they don't mean, and how to avoid being overcharged from a misdiagnosis in Nigeria.
Git Workflow for Solo Developers and Small Teams
The Git practices I use on every project — from solo work to multi-developer teams — to keep history clean, deployments safe, and collaboration smooth.
Freelancing as a Developer in Nigeria: How to Land International Clients
The platforms, positioning strategies, and practical steps that actually work for Nigerian developers trying to land international freelance clients in 2025.
How to Optimise a WordPress Site for Nigerian Internet Speeds
Speed optimisation strategies specifically for WordPress sites serving Nigerian audiences on mobile data — because every megabyte costs your users actual money.
Building a Multi-Tenant SaaS Application with Laravel
The architecture decisions, database patterns, and Laravel implementation for building a multi-tenant SaaS application that serves thousands of customers from a single codebase.
Say hello and let's discuss your next project.
From CBN-licensed banks and Caribbean super apps to pharma brands and oil & gas operators — I deliver production-grade software end-to-end.
Laravel · Flutter · React · WordPress · PHP · MySQL · Firebase — full-stack, every time.
Want to know more about me, tell me about your project or just to say hello? Drop me a line and I'll get back as soon as possible.
WhatsApp me
Mail me
Meet me
Lagos, Nigeria — Available for remote work worldwide