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Staff Software Engineer, Experimentation

Chime

$198,990 - $281,900
Oct 8, 2025
San Francisco, CA, US
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The company is looking to enhance experimentation quality and velocity by developing a critical tool that empowers Engineers, Product Managers, Data Scientists, Analysts, ML Engineers, and non-technical audiences to design, configure, and analyze experiments.

Requirements

  • Expertise in Go or other backend languages such as Ruby, Java, or Python.
  • Hands-on experience with experimentation methodologies such as A/B testing, multivariate testing, and feature flagging.
  • A strong background in data science-related fields, including analytics, statistics, and machine learning.
  • Expertise in distributed systems, large-scale applications, and Big Data architecture.
  • A rigorous approach to testing and experience with test-driven development.
  • Experience with AWS or other cloud platforms, Cloud-Native technologies, and NoSQL databases.
  • Prior experience working in continuous integration/deployment (CI/CD) environments.

Responsibilities

  • Design, develop, test, and deploy components of Chime’s internal experimentation platform at scale.
  • Solve scale and usability problems in causal inference that are unique to Chime’s business.
  • Partner closely with Data Engineering & DSML to introduce new statistical methodologies, enhancing experiment velocity and performance.
  • Lead technical direction by mentoring engineers and driving architectural excellence, software development best practices, and engineering quality.
  • Lead the team on its transition to leverage GenAI for building in a safe and sustainable manner.
  • Deliver secure, reliable, and high-performance infrastructure, ensuring low-latency execution of high-volume experiments.
  • Write thoroughly tested, high-quality code and work with the engineering team to ensure robust software releases.

Other

  • 6+ years of software engineering experience.
  • Participate in an on-call rotation to address platform issues as needed.
  • Follow Agile methodologies and practice Test-Driven Development (TDD).
  • A thoughtful hybrid work policy that combines in-office days and trips to team and company-wide events depending on location to ensure you stay connected to your work and teammates, whether you’re local to one of our offices or remote
  • Competitive salary based on experience
  • 401k match plus great medical, dental, vision, life, and disability benefits
  • Generous vacation policy and company-wide Chime Days, bonus company-wide paid days off