Senior Software Engineer (m/f/d)

📋 Description

• Extend the SDK within its existing architecture. New modules, integrations, TypeScript definitions
• Build embeddable widgets ensuring they render correctly inside any partner page. Translate mocks
• Integrate internal services and partner APIs into the SDK and widget layer across REST, WebSocket
• Ship daily with AI coding agents and embed that practice into our repositories. Develop context
• Maintain the documentation, runnable examples, and error messages that our integrating partners

🎯 Requirements

• 3+ years of production JavaScript/TypeScript development.
• Strong proficiency in JavaScript and TypeScript, with solid browser fundamentals — DOM, event loop
• Daily experience with AI coding agents that goes beyond simple prompting.
• Proven ability to consume HTTP and real-time APIs, including browser-side auth, CORS, and failure
• Sufficient CSS and layout skill to build a moderately complex widget from mocks independently.
• Clear writing for a developer audience, and the instinct to ask early rather than build the wrong

🎁 Benefits

• A collaborative environment with colleagues from all over the world (Engineering offices in Europe
• Flexibility to manage your workday and tasks with autonomy.
• A balance of structure and autonomy to tackle your daily tasks.
• Vibrant and inclusive community, including Women in Tech and Pride groups which welcome all
• Global Employee Assistance Programme.
• Calm and Reulay app (leading well-being apps designed to support focus, quality rest, mindfulness