Yulia Romanyk

Platform for building and managing autonomous AI agents with complex configuration flows, permissions and analytics.

Ownership:

• Designed scalable modular form system for complex agent instructions, triggers, and actions
• Defined API integration contracts in collaboration with backend teams
• Mentored junior engineers and conducted code reviews
• Technical Contributions:
• Implemented role-based access control (RBAC) and guarded routing
• Optimized rendering performance for large, nested dynamic forms
• Integrated analytics and feature flagging (LaunchDarkly)
• Improved maintainability through modular component abstraction
• Increased test reliability (unit + integration + E2E)

Impact:

• Reduced frontend regression issues through improved validation architecture
• Improved performance and scalability of agent configuration UI
• Contributed to faster feature delivery via better component isolation

Tech: React, TypeScript, Styled Components, React Router, Formik, Yup, React Virtualization, LaunchDarkly, Jest, RTL, Cypress

Real-time AI assistant interface with threaded conversations and agent management flows.

Technical Contributions:

• Architected scalable chat UI supporting long conversation threads
• Implemented virtualization to handle large message volumes
• Designed routing system supporting multi-tenant context (company/project separation)
• Integrated analytics, feature flags, and i18n at scale
• Improved UI responsiveness and layout stability

Impact:

• Significantly improved performance for long chat sessions
• Increased maintainability of micro-frontend structure
• Strengthened frontend test coverage strategy

Tech: React, TypeScript, Styled Components, React Router, Formik, Yup, React Virtualization, LaunchDarkly, Jest, RTL, Cypress

Migrated core module from monolithic React application into micro-frontend architecture.

Technical Contributions:

• Refactored legacy modules and reduced technical debt.
• Improved dependency management and optimized bundle size.
• Applied code splitting and lazy loading to enhance performance.
• Strengthened module boundaries within micro-frontend architecture.
• Coordinated releases with QA and backend teams.

Impact:

• Increased deployment flexibility through better module decoupling.
• Reduced coupling between platform modules.
• Improved long-term scalability and maintainability.
• Reduced release-related production issues.

Tech: React, TypeScript, Styled Components, React Query, Redux, Context API, Jest, MirageJS

Large-scale marketplace platform connecting students and educators globally.

Technical Contributions:

• Developed scalable, high-performance UI features with React and Redux Toolkit.
• Optimized matching flow and component rendering for better responsiveness.
• Refactored legacy code to improve maintainability and reduce technical debt.
• Implemented unit tests and collaborated with product and design teams.
• Presented features and solutions to stakeholders.

Impact:

• Enhanced user experience and engagement in the tutor–student flow.
• Improved performance and responsiveness of core interactions.

Tech: React, TypeScript, Redux Toolkit, Material UI, Node.js, MongoDB, Jest