Backend engineer who enjoys mixing C#, Python and TypeScript to build reliable APIs, event-driven systems and tools that make developers faster.
I focus on practical engineering: clean domain logic, good testing discipline, and systems that are easy to deploy and monitor.
A platform for developers to track and publish progress on their projects.
- .NET 9 · ASP.NET Core · EF Core · PostgreSQL
- Angular frontend
- Auth, projects, updates, integration tests
- CI/CD with GitHub Actions
Repo: sparkly-server
Repo: sparkly-web
Tiny but powerful tool for generating synthetic sensor data for IoT and ML testing.
- Python API + CLI
- JSONL / CSV outputs
- Published on PyPI with Trusted Publishing
Repo: dummysensors
A backend for live sensor readings, alerting and dashboarding.
- Django · DRF · Channels
- Redis, WebSockets, JWT
- Docker Compose development stack
Repo: ServoSense
Early-stage architecture for a multi-tenant fleet tracking system.
- Vehicle telemetry
- Alerts, map view, exports
- Designed with PostgreSQL, caching and event-driven flows in mind
Repo: FleetStream
Languages: C# · Python · TypeScript · SQL
Backend: ASP.NET Core · Django DRF · FastAPI · Node.js
Frontend: Angular · React (project-based)
Databases: PostgreSQL · Redis
DevOps: Docker · GitHub Actions · Linux basics · Prometheus
- API architecture and domain modeling in .NET
- Observability and monitoring (Prometheus / Grafana)
- Cloud basics (Azure)
- Solidifying design patterns and testing habits
Gym training, Japanese cars, and building small tools that make my workflow more fun.
LinkedIn: mateusz-dalke
Email: dalke.dev@gmail.com


