Ruben Patvakanyan

Sole frontend engineer for a creator monetization platform, architecting and building the React frontend from scratch and owning end-to-end delivery including checkout, reporting, and post-release optimization. Implemented Stripe frontend integration and extended backend functionality in NestJS/Node.js with PostgreSQL/REST APIs and related auth and payment/payout flows.

Built the frontend foundation from scratch for a government services platform, establishing scalable folder-by-feature architecture and introducing React Query patterns for data synchronization and caching. Introduced CI/CD workflows and deployment guides, contributed to design-system evolution, and supported backend development with NestJS/PostgreSQL via REST API endpoints and schema changes.

Led development of a multi-platform distribution hub for property listings, enabling hosts to publish across major platforms from a single interface. Designed REST APIs with the backend team, reducing data fetch time by 20%, and improved performance using lazy loading and code splitting for a 15% load-speed boost.

Delivered products across multiple industries by collaborating with design and development teams to build and improve UIs across several release cycles. Created reusable code libraries, reducing development time for future projects by 30%.

Built stable, maintainable frontend codebases using React and created modular, responsive templates using modern CSS techniques and JavaScript libraries.

Designed and developed reliable, reusable frontend web components while collaborating with UX/UI design and managerial teams to improve websites and applications. Implemented accessibility standards and optimized layouts for screen readers, increasing accessibility scores by 15% and improving conversion rates by 25%.

Developed and maintained a suite of APIs and web services, improving data accuracy by 30% and reducing data processing time by 20%. Applied SEO best practices to optimize web applications for speed and scalability.

Activities and societies: Diploma: built a JavaScript web-based Turing Machine simulator with interactive state/transition definition and step-by-step execution; verified behavior for decidability problems. Coursework: Ruby on Rails app for 0/1 knapsack (dynamic programming and greedy heuristics) with visualized accuracy/runtime trade-offs and multi-constraint variants via branch-and-bound.

Bachelor's degree in Applied Mathematics and Computing at Yerevan State University (2013–2017), including a diploma project implementing a web-based Turing Machine simulator.