Frontend Developer (React / TypeScript) - On-site Medellín

About the role

A global cybersecurity company is hiring two bilingual frontend engineers to join its product development team, which builds the web application used by security teams to protect corporate data and reduce insider risk. The positions are 100% on-site in Medellín (Milla de Oro, El Poblado), Monday to Friday, and cover two levels: Software Engineer I (1-2 years of experience) and Software Engineer II (3-5 years of experience).

Key responsibilities

• Build user interfaces in React and TypeScript, turning designs into functional, responsive and consistent experiences.
• Consume REST APIs and work with backend engineers to deliver end-to-end features.
• Write unit, integration and system tests for UI code.
• Debug and troubleshoot across the web stack and support production issues.
• Take part in design discussions, code reviews and story mapping in an AI-first engineering culture.
• For the Level II seat: own larger slices of work and raise the bar on accessibility, performance and design-system consistency.

Required profile

• Professional frontend experience with React and TypeScript (components, props, hooks).
• Modern HTML and CSS, and REST API integration.
• Frontend testing frameworks such as Cypress, Playwright or React Testing Library.
• Accessibility, design systems and web performance (required for Level II, a plus for Level I).
• CI/CD concepts and agile / lean ways of working.
• Hands-on use of AI development tools (Copilot, Cursor, Claude Code or similar).
• Professional written and spoken English, used daily with UX, Product and engineering teams.