14+ Years of Hands-On Website Development
I lead teams, unblock delivery, and still code the hard parts. From idea to production, I focus on outcomes that move the needle.
skills
}; // Continuously learning
Job Experience
DataArt
Wroclaw, Poland
Gambling Platform - Compliance Self-Monitoring & Messaging
Team Lead & Senior Full Stack Engineer
Built Nest.js microservices (HTTP & gRPC) with Kafka and Cassandra for a large-scale platform.
Delivered a self-verification system for regulatory compliance across multiple jurisdictions.
Standardized health checks and error handling via shared libraries.
Cut storage costs with automated Cassandra archiving using S3/SQS/Kafka.
Developing a gRPC Pub/Sub service for scalable service-to-service communication.
Technologies
Telemedicine Platform - Practitioner Dashboard & e-Visits
Team Lead & Senior Full Stack Engineer
Built secure file upload & review workflows with S3, Lambda, and DynamoDB.
Introduced Angular micro frontends for modular, scalable practitioner apps.
Led development of practitioner dashboard, profile, and collaboration rooms.
Implemented monitoring and automation with CloudWatch (alarms, dashboards).
Managed a full stack team delivering end-to-end features at high quality.
Technologies
UBS
Wroclaw, Poland
Multi-asset Trading Platform - Real-time Multi-channel Notifications
Team Lead & Senior Full Stack Engineer
Led a multi-channel alerting system (web, email, mobile push).
Applied React micro frontends and Lerna monorepo for scale.
Added IndexedDB caching for speed and offline support.
Used WebSockets for real-time communication with end users.
Technologies
Multi-asset Trading Platform - Smart Calendar for Analyst Bookings
Senior Full Stack JavaScript Developer
Implemented smart booking with real-time availability.
React.js + Redux UI; WebSockets for live slot updates.
Reduced client wait times through intelligent scheduling.
Technologies
DataArt
Lublin, Poland
Media & Entertainment - Creator Platforms
Team Lead & Senior Full Stack Engineer
Built a web platform for artists to publish and sell albums (Angular + NgRx).
Implemented high-capacity audio uploads with parallel transfers and validation.
Added basic album cover editing (crop, rotate, scale, captions).
Led team delivery with clear objectives and positive culture.
Technologies
DataArt
Dnipropetrovsk, Ukraine
Media & Entertainment - Internal Communication
Team Lead & Senior Full Stack Engineer
Developed SPAs with Angular UI and Node.js REST APIs.
Built an internal platform for staff and artists beyond simple messaging.
Enabled real-time collaboration via WebSockets.
Promoted to Team Lead after 11 months and guided the platform's development.
Technologies
IT / Capitals
Zaporozhye, Ukraine
Web Development in a Software Agency
Web Developer
Built PHP web apps with Joomla, CodeIgniter, Yii, MySQL, and Memcached.
Created a booking calendar plugin for Joomla (date/time ranges).
Contributed to an online store for tobacco products.
Technologies
HiWebs
Zaporozhye, Ukraine
Junior Web Development
Junior Web Developer
Developed PHP-based web applications using Joomla and CodeIgniter.
Technologies
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