Patrice Oyende
Full-Stack Developer & Founder, AbelleGroup.
I architect and engineer high-performance mobile applications, secure backend APIs, and digital platforms across East Africa. As the founder of AbelleGroup Studio, I build solutions for fintech (M-Pesa STK Push, Paystack), proptech (CribSeek), and mobile health — taking ideas from concept to production-grade deployment.
Expertise
Solid engineering.
I build web and mobile systems for startups that require bulletproof logic, real-time sync, and regional integration.
Security Scoping
Deny-by-default access controls, JWT integrations, and verified remediation against API vulnerabilities.
Offline-First Mobile
Reliable queue synchronization, query caching, maps, and state survival across application crash cycles.
Flagship Work
Featured platforms.
CribSeek
Full-stack housing and rentals platform for the Kenyan market — backend, mobile app, and admin dashboard solo build.
Key Deliverables
- ›Full-stack architecture across NestJS, React Native, and Next.js
- ›Integrated M-Pesa and Paystack payment processing
- ›Real-time messaging and notification system
- ›Selected: Africa Forward Youth & Innovation Week 2026, UoN
DTLC Health Partner App
Mobile health and fitness platform. Delivered security auditing and functional testing across the entire application stack.
Key Deliverables
- ›Comprehensive security audit across the full codebase
- ›Push notification pipeline testing and verification
- ›Functional testing across core health-tracking features
The stack
Modern technologies.
Frontend
Backend
Mobile
Database
Payments
DevOps
Collaborate
Interested in working together?
Let's talk about your project, integration, or custom software requirements.