- Worked on an internal platform to plan and budget marketing promotions for Apple.- Collaborated on a WYSIWYG form editor, allowing quicker updates to business logic, decreasing development time by 40%.- Implemented a middleware service for caching to greatly improve performance and support necessary features.- Ensured correctness and security of large budget calculations.- Communicated with diverse cross-functional teams to collect needs, prioritize features, and align development with project goals and stakeholder needs.- Established the necessary functionality to integrate multiple teams into the platform, increasing the number of users by 30%.- Migrated portions of the codebase to TypeScript and covered them in tests, ensuring correctness of critical functionality and simplifying the development process.

- Worked on a low-code platform for CRM/ERP solutions as main frontend developer.- Expanded a public API to provide developers with more capabilities. - Designed a custom extension system, empowering users to seamlessly incorporate graphs, maps, and other crucial visualizations into CRMs.- Created a theming system, enhancing the app's style management with greater flexibility.- Engineered an integration service for bank payments using Flask.- Played a key role in enhancing UI/UX of complex responsive cross-platform interfaces.- Updated design of the entire component system, ensuring a cohesive, modern and appealing visual experience.- Implemented pagination, enhancing performance and user navigation, decreasing load time by up to 10 times.- Managed documentation for internal and public use, ensuring accuracy and clarity.

- Created an admin panel for an agency from scratch using React and Ant Design.- Developed an integration with an internal geographic information system.- Mentored and guided junior team members.- Architected frontend-backend communication.