Senior Software Engineer

Ethos

full-time

Posted on: 8/27/2025

Location: 🇺🇸 United States

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💰 $146,000 - $236,000 per year

Senior

About the role

As a Senior Software Engineer, you'll work across the stack and be responsible for building scalable platform services and systems. You’ll work closely with other engineers to build and ship key features. Design, build and maintain complex backend systems Collaborate with other engineers, PMs and non-technical stakeholders to develop and ship features Design, build, and maintain our API’s Find and solve performance issues Participate in code reviews Communicate best practices to the team Mentor junior engineers

7+ years of experience Experience building complex architecture systems from the ground up, experience with backend architectural patterns of large, high-scale web applications Ability to design clean APIs and understanding of performance issues Experienced with software engineering best practices – design patterns, code reviews, unit and integration testing, etc. Ability to communicate technical specifications both verbal and written Understanding of security, common attacks and defenses