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Her Logo Her · IT - Software Development

Software Engineer, Foundations

United States, SF, NYC, or Remote (USA) 215000.00 - 270000.00 USD / Year · Job Posted February 23, 2026
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Job Description

Senior Backend Software Engineer to help design, maintain, and evolve the core systems used across Hex. This role is centered on backend architecture and shared infrastructure, with responsibility for APIs, realtime communication, data access frameworks, job orchestration, and internal admin tooling.

Job Responsibility

  • Design and build backend frameworks and services used across the company
  • Own and evolve critical shared systems, including APIs, realtime transport, and job orchestration
  • Improve reliability, performance, observability, and security of foundational backend infrastructure
  • Partner with product teams to turn recurring needs into shared abstractions
  • Lead technical design discussions and help set architectural direction
  • Drive refactors, migrations, and system upgrades that reduce long-term complexity
  • Improve internal tooling to support debugging, operations, and customer-facing workflows
  • Mentor other engineers and contribute to strong engineering standards and practices

Requirements

  • 5+ years of professional software engineering experience with a strong backend focus
  • Experience working with Typescript/Node.js and SQL
  • Experience building and maintaining shared backend systems or frameworks used by multiple teams
  • Strong understanding of API design, distributed systems, and asynchronous workflows
  • Experience working with relational databases and data modeling at scale
  • Familiarity with background job systems, queues, or workflow orchestration tools
  • Comfort operating and evolving production systems over time
  • Experience with cloud infrastructure (AWS preferred)
  • Strong communication skills and a collaborative, leverage-oriented mindset

Nice to have

  • Experience with Python
  • Hands-on experience with GraphQL, WebSockets, BullMQ, or Temporal
  • Familiarity with observability tooling (metrics, tracing, logging)
  • Background in data platforms, developer tools, or collaborative systems
  • Experience with frontend technologies (e.g. React, TypeScript) for end-to-end context
  • Open-source contributions, especially in backend or infrastructure projects

What we offer

competitive total rewards package, including but not limited to, market-benched salary & equity, comprehensive health benefits, and flexible paid time off

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