Full Stack Software Engineer

Full-Stack Software Engineer Are you passionate about building innovative web applications and using AI to address real-world learning challenges? Do you want to help shape the future of education? PrairieLearn is an early-stage EdTech startup. We are hiring talented Full-Stack Software Engineers. Location: Fully remote (anywhere in the US) Position Type: Full-time Visa Sponsorship: Unfortunately, we cannot sponsor visas at this time. About Us PrairieLearn is an open-source assessment platform, originally developed at the University of Illinois and now used at top universities across the US, including Berkeley, Princeton, Michigan, and UIUC. We empower mastery-based learning and large-scale assessment with an emphasis on reliability and innovation. We are like a "power-user" version of Gradescope/Canvas/Moodle. We’re also developing AI tooling in the product, including LLM agents to help instructors create content, and vision-language models to help grade student work. This is practical, user-facing AI work with real-world impact — not a research sandbox. About the Role We are a small, profitable, open-source, bootstrapped company growing quickly. Our users love us and we have very high retention and rapid spread through word of mouth. As an early-stage hire, you’ll work across the stack and enjoy meaningful ownership from day one. You’ll help deliver practical, user-facing features with clear guardrails and authentic educational impact. Responsibilities Build and maintain systems across the stack: Node.js/TypeScript backend, Postgres, and React. We use tRPC, TanStack, and AWS. Design features end-to-end, from conception to rollout, working in a small team to architect and iterate on these features Collaborate directly with educators and TAs to translate academic needs into high-quality features You Might Be a Fit If You… Have experience with full-stack web development Enjoy engaging directly with users—especially instructors and TAs Love owning projects from initial idea through to production Love using the cutting edge of AI development tools (Claude, Codex) Even if you don’t meet every requirement: If you’re a quick learner and passionate about education and engineering, we encourage you to apply! Our Tech Stack Node.js / TypeScript backend Postgres, Redis, AWS, Docker React / tRPC / TanStack Open source: PrairieLearn on GitHub Why Join PrairieLearn? Bootstrapped & Profitable: We’re growing quickly and sustainably Open Source: Collaborate with a global community of developers and educators Stock Options: As an early hire, you’ll receive stock options with your offer Remote Culture: Work from anywhere in the US with a flexible schedule Unlimited PTO & Flexible Hours: Take time when you need it and work when you perform best Career Growth: Early-stage team members have outsized opportunities for impact and learning Details Location: Remote (US only) Salary: $100k-$140k depending on experience Benefits: Stock options (0.5% - 1.5%), unlimited PTO, flexible hours Type: Full-time Visa sponsorship: Not available PrairieLearn is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Thank you for applying to PrairieLearn!