hovhannes

Designed and delivered end-to-end trading platform features in Angular and React, serving active Forex and CFD traders with real-time market data via WebSocket streams. Reduced React bundle size by 25% by auditing the dependency tree and applying code-splitting, improving page load speed for thousands of active traders. Delivered WCAG 2.1-compliant trading dashboards by implementing accessible component patterns, reducing accessibility defect backlog to zero. Accelerated backend integration by co-designing REST API contracts with PHP/Symfony engineers, cutting integration rework time by ~30%. Led frontend code reviews and architecture discussions, raising code quality standards and reducing bug escape rate across the engineering team.

Cut application load time by 30% by leading migration of a legacy monolith to a modern Angular SPA with lazy loading and tree-shakeable modules. Built a reusable component library (50+ components) adopted across 4 client projects with zero regression incidents post-release. Implemented reactive data flows using RxJS operators, improving application responsiveness and reducing unnecessary re-renders. Owned CI/CD pipeline setup using GitHub Actions, enabling multiple daily deployments with automated test gates and zero-downtime releases.

Built a health-industry search engine in Angular 11 handling 10,000+ records, optimising virtual scrolling and change detection to maintain sub-200ms render time. Accelerated design-to-production handoff by converting Figma designs into production-ready Angular and React components, reducing QA cycles.

Delivered fully localised, bidirectional (RTL/LTR) Angular applications for Israeli enterprise clients, meeting strict WCAG and i18n compliance across 3 product lines. Migrated projects from AngularJS to Angular 2+, improving application stability and long-term maintainability.

Rebuilt UI for a WebRTC telemedicine platform contributing to a 20% sales increase; developed an automotive marketplace web platform from scratch.