Summary

Technical leader with deep experience in platform engineering, cloud migration, observability, and developer tooling for large distributed systems.

Experience

Senior Software Engineer

Dec 2021 - Present

Roku, Inc

  • Serve as the Platform Tech Lead for the Search & Recommendation department (120+ engineers, 300+ microservices), owning critical infrastructure (service mesh, discovery, observability) powering the Homescreen experience for over 90 million users.
  • Leading organization-wide AWS-to-GCP cloud migration initiative for the entire department, architecting database strategy, storage solutions (S3→GCS), and multi-cloud networking approach; coordinating migration planning across 250+ Java APIs and cross-functional infrastructure teams.
  • Architected Kubernetes migration to Istio-based service mesh, serving as solution architect while collaborating with product leadership on containerization strategy and multi-cloud deployment patterns.
  • Led zero-downtime migration of 300+ diverse workloads from Datadog to self-hosted Thanos/Prometheus stack, significantly reducing observability costs while enabling customized, high-performance monitoring.
  • Generated multi-million dollar annual savings by initiating and leading cloud cost optimization efforts, focusing on infrastructure enhancements and architectural simplification.
  • Pioneering agentic AI across the department: developed KubeGenie (LLM-powered SRE agent reducing incident resolution time by 40%), led agentic code reviews, and created AI skills marketplace enabling knowledge sharing across 300+ services.

Senior Software Engineer

Apr 2019 - Dec 2021

Just Eat Takeaway

  • Owned APIs and backend microservices in Python and C# for real-time logistics systems handling 16,000+ RPS across 8 countries.
  • Built cloud-native services on AWS using EC2, Lambda, DynamoDB, SNS, and SQS for core delivery operations.
  • Partnered with ML engineers to deploy SageMaker models and integrate a Redis-based real-time feature store.
  • Improved delivery tracking and logistics workflows for large partners including McDonald's and Hungry Jack's.

Software Engineer

Jul 2018 - Apr 2019

Deloitte, Healthcare Project

  • Raised automated test coverage from 0% to 80%+, sharply reducing regressions in a HIPAA-sensitive product.
  • Built REST APIs with Python, Sanic, Flask, PostgreSQL, and Docker, and contributed to frontend work with AngularJS and ES6.
  • Started local engineering meetups to improve knowledge sharing across the team.

Software Engineer

Sep 2016 - Jun 2018

CloudLinux

  • Worked on Imunify360, a Linux security product covering malware detection, intrusion prevention, and patch management.
  • Built across Python, Docker, Jenkins, Linux, SQL, MongoDB, and Nginx.
  • Integrated third-party services including Acronis, Plesk, and Google Safe Browsing.
  • Designed a CI pipeline that improved deployment safety and engineering productivity.

Education

Bachelor of Science in Enterprise Economics, Taras Shevchenko National University of Kyiv