- Backend architecture and API design with Django / DRF
- Authentication, permissions, and access control
- Database design and performance
- Docker-based deployment on Linux
- Security-aware development
- Octina — HR platform for attendance, shifts, payroll, GPS verification, leave, warnings, and reporting.
- WaIT — Queue management backend with token-based access, SMS flows, visitor handling, and ratings.
- Multi-Brand Service Platform — Configuration-driven Django system for building multiple branded service websites from one codebase.
- Better Django architecture and project structure
- More reliable production deployments
- Stronger security practices
- Deeper Linux and networking knowledge
Outside of web development: Linux scripting, networking tools, and security research.
