2+ years of professional experience building production web applications with React and TypeScript.
Strong knowledge of JavaScript, HTML, CSS, Node.js and modern tooling (Git, NPM or Yarn, Next.js, Storybook or similar).
Experience integrating REST and streaming APIs, including LLM APIs, into frontend applications.
Demonstrated experience with unit testing, end to end testing and CI/CD.
Hands-on experience with AI-assisted development tools such as Claude Code, Cursor or GitHub Copilot, and an understanding of prompt engineering and how to evaluate model outputs in the UI.
Autonomy in task execution and comfort working in a fast-paced agile environment.
Professional proficiency in English.
Experience building interfaces for AI agents or copilot style features in production.
Experience with Nest.js, Emotion, AWS services (S3, Amplify) and Docker.
Experience in the payments industry or integrating Payment Service Providers.
Knowledge of backend languages and willingness to work across the stack when needed.