Summary

Software engineer with 3 years of professional experience building production systems with Elixir and Phoenix. Experienced in application architecture, real-time systems, event-driven systems and AI/ML projects.

💼 Work Experience

• Software Developer: IGT Systems (Bratislava, Jan 2025–Present)
  • Designed Core 3’s modular monolith architecture1 and tenant-aware data isolation using PostgreSQL schemas and centralized tenant context2, allowing existing Ecto queries to remain largely unchanged
  • Built backend and full-stack features in Elixir/Phoenix and resolved production issues across application, database and deployment layers
  • Designed and implemented authentication and authorization
  • Improved Outlook Calendar integration through batched loading that prioritized upcoming and relevant events
  • Eliminated UI lag in large project lists by refactoring a JavaScript hook to defer expensive per-item calculations until the relevant popover was opened
• Junior Full-Stack Developer: IGT Systems (Bratislava, Sep 2023–Dec 2024)
  • Developed backend and web application features
  • Contributed to testing, deployments, production debugging, code reviews and issue resolution

💻 Selected Projects

• Konevo: Built a self-hosted CRM and shared inbox in Elixir/Phoenix with Gmail sync, reviewable AI-assisted replies and tasks, follow-up automation and model-usage tracking
• V2X Latency Prediction: Built PyTorch LSTM models on real-world data to forecast 4G/5G V2X latency up to 8 seconds ahead, including federated learning, SHAP explainability and a ZSM pipeline design
• Poker: Built a multiplayer Texas Hold’em game with server-side game-state validation and WebSocket-based real-time updates for player actions and action timers

🛠️ Technical Skills

• Backend: Elixir, OTP, Phoenix, Ecto, Node.js, REST APIs
• Data & Systems: PostgreSQL, RabbitMQ, MongoDB, WebSockets, event-driven systems
• Frontend & Infrastructure: React, React Native, Docker, Kubernetes, Azure, CI/CD, Git
• AI/ML: Python, PyTorch, LSTM models, LLM API integration, AI-assisted development

🎓 Education

• Bachelor: STU FIIT Bratislava (Informatics, Sep 2021–Jun 2024)
• Master’s: STU FIIT Bratislava (Intelligent software systems, Sep 2024–Jun 2026)

🌐 Languages

• Slovak, English (C1), German (B1)