Senior Software Engineer, remote
Role Overview
As a Senior Software Engineer at Edfinity, you will work on full-stack product development using Ruby on Rails, React, and a modern data stack, focusing on assessment authoring, delivery, grading, and AI-powered features. You'll be part of a close-knit remote team of senior engineers, responsible for directing AI agents that produce most of the code, ensuring quality and stability, and contributing to technical strategy. Your work will directly impact hundreds of institutions and help shape the future of AI-powered courseware.
Perks & Benefits
This is a fully remote position with team members spread across the US, offering personal flexibility and accountability. You'll have the opportunity to work across different areas of the platform and develop deep technical expertise over time. The company is bootstrapped and NSF-supported, with a culture that values collaboration, self-direction, and long-term commitment. Compensation includes a competitive salary, annual discretionary bonus, retirement plan, and PTO.
Full Job Description
Headquarters: Austin, TX URL: https://edfinity.com
About Edfinity Edfinity is the category leader in courseware and assessment technology for higher-ed STEM. We're NSF-supported, bootstrapped, and built by a close-knit remote team of senior engineers. We're growing fast and leading the field in AI-powered courseware that moves the needle on educator productivity and student outcomes. Your work will reach hundreds of institutions, and you will help decide how it gets built. How we work
We're fully remote, with team members distributed across the US, and with that comes personal flexibility and accountability. AI agents produce most of our code. We move fast, but we temper velocity with quality and stability above all else. Engineers frame the problems, direct the work, and are accountable for everything that ships. If you already work this way and have opinions about it, you'll feel at home. Everyone has opportunities to work across different areas of the platform, and team members are expected to develop deep technical expertise over time. This is particularly important as we step away from hands-on coding. We're a small team of collaborative senior engineers. Your opinion matters. The pace of change is real. More than ever, we're continually evolving our tooling and workflows as LLMs become more capable.
What you ll be doing Our stack is Ruby on Rails, MongoDB, Elasticearch, ClickHouse, Redis/Sidekiq, and React.
Full-stack product development in areas like assessment authoring, delivery, and grading; educator and student-facing features; LMS integrations LLM-powered features, from prompt architecture to auto-grading to eval infrastructure Performance optimization and reliability refactoring to handle both day-to-day load and high-stakes spikes Stewardship of a mature codebase: upgrades, migrations, and paying down technical debt methodically Part-time technical support rotation. Customer happiness is extremely important to us.
What you'll need
8-15 years building and running scalable production web applications and services Deep experience with Rails Experience with web front-ends such as React Recent experience in an SDLC revolving around the use of AI agents Strong CS fundamentals in systems, data modeling, and complexity Excellent communication hygiene, collaborative skills, and strong sense of self-direction. Interest in a long-term seat on a close-knit team. Authorization to work in the United States. We are not able to sponsor or transfer work visas at this time.
Compensation $135,000-$195,000, plus eligibility for an annual discretionary bonus, retirement plan, and PTO
To apply: https://weworkremotely.com/remote-jobs/edfinity-senior-software-engineer-remote
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