SENIOR SOFTWARE ENGINEER

Posted Yesterday
Be an Early Applicant
Boulder, CO, USA
In-Office
150K-150K Annually
Senior level
Information Technology • Professional Services • Software • Consulting
The Role
Design and implement scalable backend services and web/mobile features for a high-traffic product. Improve reliability, testing, and architecture, participate in on-call/incident response, mentor engineers, collaborate with product and design, and evaluate new tools to boost performance and remove team blockers.
Summary Generated by Built In

Our client is hiring an experienced engineer to help scale a major, high-traffic product. Role focuses on backend or full-stack development, system reliability, and architectural improvements in a remote-first team.

Core Responsibilities

  • Build features for web/mobile
  • Design scalable backend services
  • Partner with product + design on technical solutions
  • Mentor engineers and improve team practices
  • Strengthen testing, reliability, and standards
  • Join on-call and incident response
  • Explore new tools/approaches for performance
  • Help teammates remove blockers

What You Need

  • 5+ years building distributed, high-scale backend systems
  • Strong with Node, Elixir, Ruby/Rails, SQL
  • React + TypeScript experience (for full-stack work)
  • Background in APIs, events, and webhook-driven systems
  • Strong debugging skills across multiple services
  • Experience with distributed/service-oriented architectures
  • Bonus: payments, registration, communication systems

Other Info

  • Fully remote U.S. (some state limits)
  • Compensation starts ~$150K+ (base + bonus)
  • Collaborative, remote-first engineering culture

 

Skills Required

  • 5+ years building distributed, high-scale backend systems
  • Strong with Node
  • Elixir
  • Ruby on Rails
  • SQL
  • React and TypeScript experience (for full-stack work)
  • Background in APIs, events, and webhook-driven systems
  • Strong debugging skills across multiple services
  • Experience with distributed/service-oriented architectures
  • Payments, registration, or communication systems experience
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The Company
6 Employees
Year Founded: 2014

What We Do

Fluid Consulting Services is a Boulder-based talent and technology consulting firm that helps businesses improve recruiting, HR, employer branding, operations, and the broader employee lifecycle. It provides talent strategy and acquisition services, including recruiting process design, direct placement, contract-to-hire, and RPO, while also supporting software development, team extension, and creative-first project delivery tailored to client needs and long-term organizational goals.

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