Developed and maintained several key applications, demonstrating my ability to manage diverse tech stacks and project requirements. Work on the full lifecycle of feature development, from initial discussions with stakeholders to the final implementation and integration with third-party services. ▪ Developed a complex full-stack application using Typescript/Javascript, Angular, PHP, Perl, PostgreSQL, MySQL, Docker, and Nginx. ▪ Managed the performance and security of an internal CRM tool and a customer portal, both built with PHP and MySQL. ▪ Maintained and enhanced a WordPress website, ensuring its stability and user-friendly interface. ▪ Worked directly with stakeholders, including the VP and CTO, to conceptualize and implement new features, including integrations with Sisense and Hubspot.

Develop and maintain a complicated full-stack SPA in the stack: - Node + Express - Vuejs + Vuex - Python + Flask + Celery Implement user stories, fix bugs, improve security and performance Onboard new team members and support junior developers Give technical introductions and knowledge transfers Communicate with specialized teams (DB specialists and performance teams) to integrate their best knowledge into the product

- Developed and maintained software technical documentation in English - Generated code samples to help clients use products correctly (JavaScript, TypeScript) - Performed peer review - Created functional web tests with TestCafe - Worked with CI integration systems (Travis CI, CircleCI) - Worked with GIT and repository managing systems (GitHub, GitLab)

- Performed client-faced technical support. - Developed an exhaustive internal guide for providing technical support. - Developed a consolidated troubleshooting guide for hardware and software products. - Worked with Jira, Jira SD, and Confluence.