Over a two-month period, Volodymyr Vovk focused on improving ESM compatibility and type safety across Babel and Grafana’s k6-DefinitelyTyped repositories. He enhanced the babel-generator module by introducing a named export for the generate function, addressing interop issues when importing CommonJS modules from ESM Node.js scripts. Volodymyr updated documentation and examples to ensure developers could adopt the new export pattern seamlessly. In parallel, he contributed TypeScript definition updates for @babel/generator, aligning typings and tests with the latest package version. His work demonstrated a strong command of JavaScript, TypeScript, and module systems, delivering targeted, maintainable solutions to real integration challenges.