01 / Product interfaces
Frontend Systems
Production web and mobile experiences built for performance, accessibility, and maintainable delivery.
- Core
- TypeScript, JavaScript, Angular, React, Next.js, React Native
- Interface
- HTML5, CSS3, SCSS, Tailwind CSS, responsive UI
- Quality
- Jest, React Testing Library, REST integration, Three.js, React Three Fiber
02 / Services and data
Backend & Architecture
Business requirements translated into service boundaries, data models, contracts, and asynchronous workflows.
- Services
- Python, Django, C#, .NET
- Architecture
- RESTful API design, Swagger/OpenAPI, microservices
- Data and async
- PostgreSQL schema design, RabbitMQ, Temporal
03 / Platform ownership
DevOps & Infrastructure
Repeatable delivery systems and environments that engineering teams can operate without friction.
- Runtime
- Azure, Docker, Docker Swarm, Nginx
- Delivery
- Git, GitHub Actions, CI/CD, shell scripting
- Operations
- Proxmox, Gitea, Harbor, Wiki.js, Portainer