Warren Zingwena

I am a seasoned Software Engineer and IT Leader with over 5 years of experience delivering complete, production-ready software solutions—from concept to deployment. I specialize in building scalable mobile and web applications, robust backend systems, and automated infrastructure. My background spans fintech, telecom, healthcare, and education, and I pride myself on writing clean code, ensuring high performance, and managing deployments with minimal downtime.

Whether you need a cross-platform mobile app, a custom backend API, or a full CI/CD pipeline, I handle the full development lifecycle so you can focus on your business.

What I Offer
Mobile & Web Development
Cross-platform apps using Flutter and React Native
Responsive web applications with React.js and Angular
Native Android solutions
Backend & APIs
RESTful API design and microservices
Authentication, payment integrations, and admin dashboards
Frameworks: Laravel, Node.js, Spring Boot, Django
Database & Cloud
Databases: MySQL, MongoDB, SQL Server
Cloud: AWS (EC2, RDS, S3), Firebase
Linux/Windows server management
DevOps & Automation
CI/CD pipelines with GitHub Actions and GitLab CI
Docker, Kubernetes, Nginx
Automated backups and server monitoring
Specialized Expertise
Biometric authentication
POS systems, health informatics, accounting software
Enterprise reporting solutions
Key Achievements
Reduced project delivery cycles by 30% through agile workflows and automation
Deployed multiple apps to the Google Play Store and enterprise servers with 99.9% uptime
Built scalable microservices for major telecom and health organizations (PSMAS, NetOne, TelOne)
Increased student engagement by 40% through performance optimization in an education app
Why Work With Me
End-to-End Delivery: Full ownership from architecture and development to deployment and maintenance
Reliability: Clean code, security, and system stability for long-term success
Communication: Transparent updates, clear documentation, and agile collaboration
Versatility: Adaptable to your tech stack and business needs, whether for startups or enterprises

I am available for short-term projects and long-term engagements. Let’s discuss how I can help bring your vision to life.