Software Developer Intern

Full Stack Developer Intern - Sixb

At Sixb, we build software for businesses and develop our own open-source TypeScript framework for applications where teams and AI agents work together.

You’ll build internal applications, contribute to our framework, and support client projects when needed.

Our stack: TypeScript end to end, React, Bun, and Elysia. Under the hood: data pipelines, lake storage, event-driven workflows, and AI agents.

The internship

• US-based company with two co-founders: one French and one American. You’ll work directly with both.
• Fully remote from France, with afternoon collaboration with our American co-founder.
• 4–6 months, starting as soon as possible.
• Compensation to be discussed based on your profile.

About you

• In your 3rd–5th year of a computer science, software engineering, or related degree.
• Enrolled at a French institution able to sign an internship agreement with a US company for a remote internship from France.
• Excellent written and spoken English, and comfortable interviewing in French.
• Comfortable with JavaScript/TypeScript and React, and curious about backend development and AI. Personal and school projects count.

Hiring process

• First interview in French with our co-founder in France.
• Second interview in English with our American co-founder.

Apply through LinkedIn with your CV. We’d love to see something you’ve built.