Ruby Software Engineer III

**KNOWiNK** **Mid-Level Ruby Developer** St. Louis, MO | Hybrid (3 days in office / 2 days remote) | Full-Time **About KNOWiNK** KNOWiNK builds election technology that keeps democracy running. Our platform powers poll worker check-in, voter verification, and election management for jurisdictions across the country. We're a tight-knit team that cares deeply about what we build, because what we build matters. If you want your work to actually mean something, you're in the right place. **The Role** We're looking for a mid-level Ruby developer to join our engineering team and help build and maintain the software that powers elections. You'll be working on real, meaningful problems, complex data workflows, client-facing tooling, and backend systems that have to work flawlessly when it counts most. You'll collaborate closely with cross-functional teammates and have real ownership of your work from day one. This is a hybrid role, three days a week in our St. Louis office, two days remote. We genuinely like each other here, so the in-office days don't feel like a punishment. **What You'll Do** - Design, build, and maintain Ruby/Rails applications that are reliable, scalable, and clean - Collaborate with product, QA, and client-facing teams to translate requirements into solid technical solutions - Write and maintain automated tests, we take quality seriously - Participate in code reviews and contribute to engineering best practices - Troubleshoot and debug production issues, then actually fix the root cause - Contribute to technical documentation and keep it current - Work within Agile/Scrum workflows and stay in sync with sprint goals - Bring your ideas, we want engineers who think, not just execute **What We're Looking For** - 3-5 years of professional Ruby on Rails experience - Solid understanding of RESTful API design and implementation - Comfortable with relational databases (PostgreSQL preferred) and writing efficient queries - Familiar with Git and collaborative development workflows - Experience with test-driven development (RSpec, Minitest, or similar) - Strong communication skills, you can explain what you're building and why - Self-directed and comfortable asking for help when you need it - Genuinely curious about how things work and how to make them better **Nice to Have** - Experience with JavaScript/React or Vue on the frontend - Background in govtech, civic tech, or working in regulated industries - Familiarity with background job processing (Sidekiq, Delayed Job, etc.) - Docker or containerized development environment experience - Exposure to CI/CD pipelines **Why KNOWiNK** - Your work directly supports the integrity of U.S. elections, 1 in 4 voters in the US uses one of our products that's not nothing - Collaborative, low-ego team that values good ideas over seniority - Hybrid schedule with real flexibility baked in - Competitive salary and benefits - Opportunity to grow with a company that's scaling fast and doing meaningful work *KNOWiNK is an equal opportunity employer. We celebrate diversity and are committed to building an inclusive environment for all employees.*