Time-Series Data Scientist • AI Application Developer • Senior Java Engineer
I build scalable backend systems, data-driven applications, and cloud‑native solutions. With a strong background in distributed systems, financial platforms, and enterprise‑grade engineering, I enjoy solving complex problems and turning ideas into clean, maintainable code.
- 🔧 Experienced in Java, Spring Boot, distributed systems, and event-driven architectures
- ☁️ Skilled with Docker, Kubernetes, Helm, and full CI/CD automation
- 📊 Time-series modelling and data engineering enthusiast
- 🛠 Builder of TeCaSer, my end‑to‑end platform for vehicle fleet management
- 🎓 PhD in Mechatronics, Robotics, and Automation Engineering
Languages: Java, JavaScript/TypeScript, Python, SQL
Backend: Spring Boot, Hibernate, Kafka, Cassandra, Redis, PostgreSQL, Oracle
DevOps: Docker, Kubernetes, Helm, GitLab CI/CD, Prometheus, Grafana, ELK Stack
Cloud: AWS, CloudHSM
Frontend & Mobile: React, React Native, Expo
Tools: IntelliJ, Git, Jira, Confluence, Maven
Former professional projects that became publicly available:
- yts-credit-scoring-app – credit scoring based on open banking PSD2 transaction data
- providers - core open banking connection service
- bespoke-providers – PSD2 and open banking connections (AIS/PIS)
- providers-commons - common interfaces and functions for open banking connections
For portfolio project please contact me on LinkedIn.
- OWASP WrongSecrets - The game application about real life examples of how to not store secrets in your software.
- Java Calculator Examples – teaching Visitor Pattern & AST
- MCP Orlen – exploring MCP Server with LLMs
- LinkedIn: linkedin.com/in/drnow
Thanks for stopping by! Feel free to explore my repositories or reach out if you'd like to collaborate 🚀


