Spanish tech company specializing in e-commerce platforms and warehouse management solutions (Moodular ecosystem)

• Book Publishing Platform & AI Integration

• Engineered the frontend architecture for a multi-role book publishing platform, implementing role-based access control (RBAC) for authors, managers, and print operators.

• Integrated DevExpress document editing tools with custom print-preview workflows and document processing capabilities.

• Developed an AI-assisted questionnaire feature communicating with an OpenAI API backend wrapper, reducing manual content editing time for authors by an estimated 30–40%.

• Auto Parts Marketplace (Storefront & Administration)

• Built an enterprise-grade auto parts marketplace from scratch using Angular, RxJS, and NgRx state management.

• Architected a high-performance catalog and multi-level filtering system handling 50,000+ SKUs across 470+ brands with 10+ dynamic criteria per category.

• Designed white-label storefront capabilities, custom loyalty point programs, and complex multi-tier pricing structures with granular sub-manager access permissions.

• 3D Warehouse Visualization & Navigation

• Designed an interactive warehouse management demo dashboard with tariff plans and order pick-list routing.

• Proactively proposed and built a full 3D visualization using Three.js with an A* pathfinding algorithm for optimal routing, replacing a static grid design.

• Admin Dashboard & Interactive Mapping

• Developed administrative tools and dashboards, taking full ownership of UX direction and UI component design.

• Replaced static selection dropdowns with an interactive Leaflet map region selector for targeted push notifications, cutting admin workflow time by 40–50%.

• React Native Mobile Applications

• Built core mobile screens (authentication, catalog, user profile, shopping cart) for React Native e-commerce applications, successfully publishing one app to the App Store.

• Delivered the frontend for a Spanish car rental application (RentRacingMVP), implementing responsive UI layouts and complete authentication flows.

Ukrainian IT outsourcing company specializing in custom web and e-commerce solutions • Developed responsive, cross-browser web interfaces for 20+ e-commerce client projects using HTML5, SCSS/CSS, Bootstrap, and JavaScript. • Transitioned client applications from legacy jQuery and vanilla JavaScript codebases to modular, component-based Angular architectures. • Implemented complex UI logic and interactive controls for a customer-facing plastic window configurator built on Angular. • Maintained high productivity in an agency environment, resolving client bug fixes, feature requests, and layout adjustments within 1–2 days.