Senior Software Engineer, AI - Remote

Overview

This is an opportunity to join a foundational team at Justworks, where you will work in a welcoming environment and contribute to the development of AI agents that transform operations.

In Short

• Join a small, autonomous cross-functional team.
• Build AI agents to enhance operational workflows.
• Work on LLM-powered agent design and backend service architecture.
• Mentor other engineers as the team grows.
• Design and implement a trust and safety framework.
• Contribute to agent evaluation and testing infrastructure.
• Collaborate directly with Operations to identify automation opportunities.
• Take ownership of large segments of the technology stack.
• Work in a fast-paced, early-stage environment.
• Demonstrate strong backend engineering fundamentals.

Requirements

• At least 5 years of backend systems engineering experience.
• Experience with AI/LLM agent platform development.
• API design and system integration experience.
• Must have product thinking.
• Experience with owning projects and self-direction.

Benefits

• Welcoming and casual work environment.
• Great benefits and wellness program offerings.
• Company retreats.
• Opportunity to learn from leaders in the startup community.
• Supportive and entrepreneurial work culture.