Senior Software Engineer, Hayden AI

• You’ll thrive if you’re pragmatic, product-minded, and passionate about building high-quality software that makes a real-world impact
• Bachelor’s degree in Computer Science, Engineering, or a related field—or equivalent practical experience
• 5+ years of professional software engineering experience building modern web applications
• Strong proficiency in both frontend and backend development
• Expertise with React (or similar frameworks) and modern JavaScript/TypeScript
• Experience with Python and/or Golang in production environments
• Solid understanding of relational databases (PostgreSQL, MySQL, or similar)
• Familiarity with event-driven architectures and RESTful API design
• Comfortable with cloud platforms such as AWS (S3, EC2, RDS, Cognito, etc.)
• Strong collaboration and communication skills, with the ability to work cross-functionally

Desirable

• Hayden Portal is the full-stack web application that connects all Hayden products
• It’s the central platform used by transit agencies, enforcement partners, operations teams, and customer success to manage fleets, review video data, and ensure compliance. Portal drives Hayden’s core business and is a critical touchpoint for our customers and internal teams alike
• We’re looking for a full-stack Senior Software Engineer to join the Portal team and help build the next generation of Hayden’s mission-critical platform
• You’ll work as part of a cross-functional team to deliver scalable, performant, and intuitive systems across the stack—from backend APIs to polished, data-rich UIs
• As a senior contributor, you’ll own major features end-to-end, mentor other engineers, and influence technical direction
• Design, implement, and maintain robust backend services and modern frontend components for Portal
• Collaborate on system architecture and technical decisions across the stack, balancing performance, scalability, and maintainability
• Write clean, well-tested, and documented code that supports long-term product growth
• Partner closely with Product Management, Design, and Operations to deliver features that meet customer needs
• Provide technical guidance and mentorship to mid-level and junior engineers on the team
• Participate actively in code reviews, design sessions, and technical planning
• Contribute to a culture of quality, reliability, and continuous improvement
• Help evolve our developer processing: from observability, to testing, to CI/CD pipelines
• Take ownership of production stability and performance, including troubleshooting and debugging complex issues