Professional Experience

Feb 2023 - Present

Senior Software Engineer & Technical Lead

Aparavi / Santa Monica, CA
  • Leading a cross-functional engineering team
  • Architecting and delivering innovative, high-impact solutions.
Aug 2019 - Feb 2023

Lead Software Engineer

Axi / London
  • Architected and owned full-stack delivery of business-critical financial trading platforms, balancing high-throughput performance, strict data correctness, and operational safety under regulatory constraints.
  • Designed system architecture for high-availability services including data models, API contracts, failure recovery strategies, and multi-client delivery (desktop and mobile).
  • Led AWS-based cloud infrastructure improvements supporting thousands of concurrent users, improving reliability and reducing incident frequency.
  • Defined API design standards around core business concepts rather than database structures, reducing cross-team coupling and accelerating feature delivery.
  • Led code reviews, architectural improvement initiatives, and debugging efforts that measurably reduced production incidents.
  • Mentored engineers and delivered internal training sessions to raise overall engineering maturity across the team.
Sep 2015 - Aug 2019

Lead Software Engineer

PsyQuation / Kyiv (Remote)
  • Architected a high-frequency financial analytics dashboard from scratch — designing the full data pipeline from ingestion through real-time visualization using React and D3.js.
  • Designed resilient state management patterns handling partial failures, race conditions, and high-frequency late-arriving updates with strict correctness requirements.
  • Reduced page load time by 50% through systematic performance profiling and targeted React/D3 rendering optimizations.
  • Established modern engineering practices and mentored junior developers; contributed to platform maturity leading up to company acquisition.
Dec 2012 - Sep 2015

Software Engineer

Truver / Kharkiv, Ukraine
  • Designed and developed REST APIs and real-time analytics dashboards for petrochemical market data platforms.
  • Built scalable backend services and data visualization layers, collaborating with stakeholders to align systems with real business workflows.
Jul 2010 - Dec 2012

Software Engineer

Web-Impress / Kharkiv, Ukraine
  • Delivered end-to-end web applications from initial design through production release, building foundational experience in backend integration, cross-browser compatibility, and client delivery.