Front-end Developer at Xsolla

Architected white-label launcher platform serving 50K+ daily active users, enabling partners to configure and deploy custom-branded launchers through a self-service micro-frontend web app backed by automated build and release pipeline. | Designed a low-latency game operations system using gRPC protocol buffers to orchestrate communication between Electron client and C++ core, achieving sub-100ms response times for mission-critical operations (install, repair, launch). | Established team’s testing strategy, introducing comprehensive end-to-end testing framework and best practices – reducing regression testing cycles from 3 days to 2 days while catching 85% of critical bugs pre-release. | Spearheaded modernization initiatives focused on performance optimization and architectural scalability, introducing finite-state machine (FSM) patterns for game states that cut debugging time by 50% and reduced state-related bugs by 60%. | Championed European Accessibility Act (EAA) and WCAG 2.1 compliance while improving Core Web Vitals (LCP, CLS, INP), ensuring EU market access and meeting enterprise accessibility requirements. | Expanded launcher ecosystem through Epic Games Store (EGS) integration, implementing protocol handler architecture that captures game launches from EGS, creating unified user experience across storefronts and increasing daily active launcher sessions by 35%. | Engineered automated build pipeline using GitLab CI/CD and shell scripting with Slack webhook integration for real-time build monitoring, reducing manual oversight by 70% and enabling faster troubleshooting through instant failure notifications. | Collaborated in cross-functional Agile / Kanban teams with Login, Payment, and SiteBuilder squads to define API integration contracts and improve delivery predictability while reducing integration bugs by 40%.

Front-end Developer at Accenture (client in Digital Banking)

Modernized legacy React codebase by migrating to functional components with hooks, adding TypeScript, Material UI design system, unit tests, and applying coding standards. | Led development of a child savings app, architecting new features on legacy infrastructure while mentoring 3 junior developers, through structured code review & testing methodologies. | Implemented online fraud monitoring (OFM) workflow by integrating Threat Metrix (TMX) solutions through Decision Gateway Engine (DGE) to enhance transaction security. | Built internal QA testing tool enabling dynamic generation of user profile forms (SingPass & CorpPass), reducing manual test setup time by 70%.