Senior Software Engineer, Portal
Company: Hayden AI
Location: San Francisco
Posted on: April 1, 2026
|
|
|
Job Description:
About Us At Hayden AI, we are on a mission to harness the power
of computer vision to transform the way transit systems and other
government agencies address real-world challenges. From bus lane
and bus stop enforcement to transportation optimization
technologies and beyond, our innovative mobile perception system
empowers our clients to accelerate transit, enhance street safety,
and drive toward a sustainable future. Job Summary 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. You’ll thrive if you’re pragmatic,
product-minded, and passionate about building high-quality software
that makes a real-world impact. Responsibilities Technical
Ownership 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. Collaboration & Mentorship 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. Delivery
Excellence 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. Required Qualifications 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. Preferred
Qualifications Experience with Terraform , Kubernetes (EKS) , or
containerized deployment pipelines. Background in building
data-intensive or geospatial web applications. Prior experience
building web applications for computer vision, video processing, or
robotics domain. Passion for transportation technology, civic
innovation, or sustainability.
Keywords: Hayden AI, Gilroy , Senior Software Engineer, Portal, Engineering , San Francisco, California
