Senior Software Engineer

Our mission at Greenhouse is to make hiring work for everyone – so we go to great lengths to hire great people because we believe that they’re the foundation of our success. At Greenhouse, you’ll join a team that collaborates purposefully, fosters inclusivity, and communicates with transparency and accountability so we can achieve our mission.

Join us to do the best work of your career, solving meaningful problems with remarkable teams.

Greenhouse is searching for a Senior Software Engineer to join our team!

As a member of the Greenhouse Engineering team, you will actively contribute to a swift software release cycle building products that make hiring work for everyone! You’ll join as a Senior Software Engineer to own high complexity, often ambiguous projects end to end. Partnering closely with your manager, product, and design, you’ll provide technical guidance and mentorship across the team and bring real fluency building with AI/agentic tools.

Learn more about our engineering culture here!

• A mentor - you’re passionate about guiding and developing your peers, always ready to share your knowledge, lead projects, and contribute to the team’s collective success
• A doer – you’re driven to get things done, act with agility, and adapt seamlessly to dynamic environments
• A Pragmatic Architect – you have a strong bias for action and you evaluate trade-offs between performance and maintainability, choosing patterns that simplify complexity for the long term
• A problem solver – you think about the bigger picture, connect the dots, and efficiently resolve issues
• An excellent communicator – you have a knack for explaining technical processes concisely (even to non-engineers), and work well with cross‑functional teams
• An AI fluent engineer – you already use tools like Claude to move faster, and you’re excited to build on that experience

• Collaborate closely with Product Managers and Designers to define requirements and drive product development from conception to launch
• Lead the planning and execution of projects within your triad (Product Manager, Designer, and Engineering Lead), effectively scoping and prioritizing work
• Contribute across the entire software development lifecycle, including implementation, delivery, technical project/product management, and production support
• Develop clean, efficient, maintainable, and scalable production code for our core services
• Work cross‑functionally with engineering teams to deliver new features and enhancements
• Mentor and guide junior and mid‑level engineers, fostering their growth and development
• Actively participate in and lead team meetings, such as stand‑ups, grooming sessions, and retrospectives, to ensure effective communication and progress
• Conduct thorough code reviews, providing constructive feedback to peers to uphold code quality and best practices
• Maintain and improve code quality through comprehensive testing and debugging
• Add agentic capabilities to the hiring pipeline

• 5+ years experience in contributing production code (required)
• Experience leading or owning projects and driving them to completion (required)
• Experience with Ruby, C#, Java, or Python (Ruby preferred)
• Direct experience with AI and agentic software development (Claude code, Codex, etc)
• Strong understanding of Java script or Typescript fundamentals, including React
• Experience working in the full stack
• Strong understanding of architectural patterns
• REST/web development experience
• Experience partnering closely with Product and Design partners
• Experience with Rails, preferred
• Deep experience with integrations, a plus
• Your own unique talents! If you don’t meet 100% of the qualifications outlined above, tell us why you’d be a great fit for this role in your cover…