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Software Engineer (API + Infra)

Numeral
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Hybrid (San Francisco, CA / Remote (US))$180k - $300kFull-timePosted 4mo ago

About the role

Senior Software Engineer (Infrastructure) at Numeral focusing on design and build of core infrastructure, reliability, observability, and scalability for APIs, services, and data pipelines.

Responsibilities

  • Design and build highly scalable, secure, and reliable infrastructure to support critical APIs, services, and data pipelines.
  • Lead infrastructure architecture decisions for performance, observability, and fault tolerance.
  • Drive improvements in system reliability, monitoring, and incident response.
  • Collaborate closely with product, platform, and data engineering teams to enable rapid feature development without compromising stability.
  • Automate infrastructure management through infrastructure-as-code, CI/CD pipelines, and container orchestration.
  • Champion best practices in operational excellence, disaster recovery, and distributed systems design.

Qualifications

  • 5+ years of experience building and scaling backend or infrastructure systems in high-growth environments.
  • Proficiency in Node.js, PostgreSQL, Redis, and AWS (or equivalent cloud platforms).
  • Experience managing containerized workloads using tools like Kubernetes, ECS, or similar.
  • Expertise in observability tooling (e.g., Datadog, Prometheus, OpenTelemetry) and monitoring pipelines.
  • Proven ability to design fault-tolerant, distributed systems at scale.
  • Strong debugging and performance optimization skills across the stack.
  • Exceptional collaboration and communication skills, with experience partnering cross-functionally.
  • Startup mindset: Not scared of ambiguity and hungry for rapid growth
  • Intensity & Ownership: This is not a 9-5 — we’re scaling rapidly and have a massive opportunity ahead of us.
  • Customer Obsession: You deeply care about the user experience and solving their problems

Skills

Required:Node.jsPostgreSQLRedisAWSKubernetes/ECSObservability tools

Benefits

  • Competitive salary and equity - you’ll share directly in the company’s success
  • Full medical, dental, and vision coverage
  • Wellness perks like Headspace and the Peloton One App
  • 401(k) to help you build long-term financial security
  • Lunch and snacks when you’re in the office
  • Regular team offsites and company events as we grow
  • A culture built on ownership - your work matters and people will see it!
Last updated Oct 21, 2026. Interested? Apply on the company site.
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About Numeral

SaaS & Ecommerce sales tax on autopilot.

Numeral handles all aspects of sales tax from registration to remittance for SaaS and e-commerce stores. We offer complete, white-glove service end to end.

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