flowzrh

Successfully delivered a CRM system and modular solutions for a mobile operator, driving operational efficiency and modernizing workflows. Launched a CRM system for 250+ active users, reducing call center request processing time by 80%. - Migrated the authorization module to Keycloak with a custom login form, now adopted across all company projects. - Built a SIM card and equipment sales module as a multi-step form with complex business logic, streamlining sales operations. - Developed an electronic document management system with e-signing capabilities, eliminating paper archives and improving compliance. - Led the setup of project infrastructure from scratch, including linters, Husky, and OpenAPI integration with Orval. - Customized and published a reusable UI library as an npm package, ensuring design consistency across multiple projects. - Introduced Agile Scrum and FSD (Feature-Sliced Design) architecture, improving team productivity and code maintainability. - Integrated Cypress for end-to-end testing and implemented a full file-handling cycle (upload, download, preview). - Rewrote the main website in Next.js within two weeks, preserving design and CMS integration, leading a team of 7 developers.

Delivered high-impact solutions for banking platforms (Svoi Bank, SolvaKZ) and a CRM system, driving technical excellence and team growth. - Migrated legacy libraries from react-datepicker and Moment.js to Mantine UI and Day.js, improving performance and maintainability. - Automated type generation based on the GraphQL schema, reducing manual errors and speeding up development. - Introduced Git Flow with rebase, streamlining collaboration and code integration across teams. - Integrated monitoring tools (Bugsnag, Yandex Metrica) for error tracking and performance optimization. - Standardized ESLint configurations across all projects, ensuring code consistency and adherence to best practices. - Revamped application verification logic using WebSockets, enhancing real-time user experience.

Developed a gamified loyalty program as a Progressive Web App (PWA), enhancing engagement for internal and external staff of large retail and service companies. - Migrated the codebase from JavaScript to TypeScript, improving code reliability and developer productivity. - Upgraded state management from Redux to Redux Toolkit, simplifying code and reducing boilerplate by 40%. - Optimized performance by reducing the application bundle size by 30%, leading to faster load times and improved user experience. - Replaced Redux Form with Formik, streamlining form handling and improving maintainability. - Delivered a scalable PWA with offline capabilities, enabling seamless user engagement across devices.