Arena

Senior Software Engineer, ML Infrastructure

Arena

full-time

Posted on:

Location Type: Hybrid

Location: Bay Area • California • United States

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Job Level

Senior

Tech Stack

Distributed SystemsPyTorch

About the role

  • Architect and scale high-performance, real-time API and data systems
  • Design and implement low-latency pipelines to process and analyze large-scale event streams
  • Ensure reliability through robust data integrity, availability, and consistency mechanisms
  • Mentor and guide engineers on infrastructure best practices, architecture, and performance tuning
  • Collaborate cross-functionally with AI researchers, product leaders, and engineers to anticipate evolving infrastructure needs and deliver resilient, extensible systems

Requirements

  • 5+ years of experience in software engineering, with a focus on infrastructure or large-scale data and ML systems.
  • Deep expertise in distributed systems, stream processing, and scalable backend architecture.
  • Proven ability to design and operate low-latency, high-throughput, and fault-tolerant systems.
  • Strong foundation in systems design, performance tuning, and building reliable, fault-tolerant services.
  • Comfortable in a dynamic, high-ownership, fast-growth environment.
  • Prior experience with PyTorch model development is a plus.
Benefits
  • Comprehensive health and wellness benefits, including medical, dental, vision, and additional support programs.
  • Competitive compensation and equity aligned to the markets where our team members are based.
  • Opportunity to work on cutting-edge AI with a small, mission-driven team.
  • A culture that values transparency, trust, and community impact.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
API designdata systemslow-latency pipelinesevent stream processingdata integrityavailability mechanismsperformance tuningdistributed systemsscalable backend architecturefault-tolerant systems
Soft Skills
mentoringcollaborationcross-functional teamworkanticipating infrastructure needsguidance