Remote (Freelance) Senior Backend Engineer (m/f/d) - Agent SDK

Description:

• Join voize as a Senior Backend Engineer to build and maintain the Kotlin foundation for AI agents.
• Shape the SDK as an internal product, ensuring it meets the needs of consuming teams and enhances agent functionality.

Requirements:

• Several years of production backend experience on the JVM (Kotlin, Java, Scala, etc.).
• Experience designing APIs for other engineers to build against, particularly in SDK or internal platform contexts.
• Proven ability to build and maintain integrations, ensuring stability amid changes.
• Strong focus on testing and observability in development.
• Interest in AI agent systems and related orchestration and evaluation work.

Benefits:

• Opportunity to make a real impact in a fast-growing startup environment.
• Open, collaborative culture with regular team events and flexible working hours.
• Stock options as part of the compensation package.
• Generous perks including 30 vacation days, birthday off, transport ticket, sports club access, and learning platforms.
• Hybrid work setup allowing you to choose your best working hours.