Backend Software Engineer

The role

You will build core backend systems including an agent orchestrator, extraction and computation pipelines, and infrastructure for an AI research platform. You will own systems end-to-end to ensure reliable, traceable, and verifiable AI outputs.

What you will do

• Build core backend systems that power the AI research platform
• Build the agent orchestrator that coordinates AI workflows
• Build extraction and computation pipelines that process billions of data points
• Build infrastructure for financial professionals
• Build new extraction pipelines with provenance tagging and verification
• Redesign agent orchestrator to handle failures and retries
• Ship the service behind the source explorer
• Add verification rules to cross-check extracted values

Required qualifications

• 5+ years building production software
• Strong backend engineer
• Built systems where correctness matters
• Built and operated distributed systems in production
• Worked with data at scale including large datasets, ETL pipelines, and databases

Nice to have

• Rust experience

Benefits

• 100% covered top-of-the-line medical, dental, and vision insurance for employees and their families
• HSA maxed by the company to the IRS limit
• Automatic coverage for life, AD&D, and disability insurance
• Daily lunch in office
• Unlimited PTO policy
• Development environment budget including MacBook Pro, monitors, ergonomic setup, and development tools
• Build anything budget for tools, libraries, datasets, or infrastructure
• Learning budget for conferences, courses, or programs

About the company

Kepler is an agent harness providing an infrastructure layer to make AI outputs reliable, traceable, and verifiable. The founding team includes former Palantir and Meta engineers.