Frontier Data

Senior Software Engineer, Backend — Frontier Data

Frontier Data
senior full-time $216,000-$270,000 USD San Francisco, CA; New York, NY
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First indexed 18 Apr 2026

Description

The Frontier Data team builds the data and systems that power Scale's most advanced Frontier AI use cases. We're looking for a Senior Backend Engineer who thrives in ambiguity, moves fast, and enjoys tackling daunting challenges.

As a Senior Backend Engineer, you will own major backend systems for frontier agentic data products, driving projects from early exploration through production deployment. You will build scalable services and pipelines that support agent workflows, architect modular, reusable backend systems, and operate in high-ambiguity environments.

Key responsibilities include:

  • Designing and building scalable systems while partnering closely with research, product, operations, and other engineering teams
  • Building scalable services and pipelines that support agent workflows
  • Architecting modular, reusable backend systems that adapt to evolving product needs
  • Operating in high-ambiguity environments and breaking down open-ended problems
  • Partnering cross-functionally with product, research/ML, and infrastructure teams

Ideal experience includes 5+ years of full-time software engineering experience, strong backend engineering fundamentals, and experience building systems that scale.

Compensation packages at Scale include base salary, equity, and benefits. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position, determined by work location and additional factors.

Additional benefits include comprehensive health, dental, and vision coverage, retirement benefits, a learning and development stipend, and generous PTO.

This listing is enriched and indexed by YubHub. To apply, use the employer's original posting: https://job-boards.greenhouse.io/scaleai/jobs/4648525005