Staff Software Engineer

About SewerAI Corporation

SewerAI is transforming underground infrastructure management with AI-powered inspection and risk analysis tools. We help contractors, engineering firms, and utilities unlock insights from sewer inspection data—turning hours of manual review into actionable intelligence in minutes. We’ve doubled our customer base in the last year, and as we accelerate growth, we’re looking for a marketing coordinator to support our events and digital presence, ensuring the SewerAI brand shows up strong both in the field and online.

About the role

We're seeking an experienced Senior Full-Stack Software Engineer to join our SewerAI team working on an innovative automated sewer inspection analysis and management platform. You'll work on cutting-edge technology that combines computer vision, geospatial analysis, and modern web development to help municipalities and contractors maintain critical infrastructure.

This is a hybrid position. Candidates must reside in the San Francisco Bay Area and are required to work from the office at least two days per week, specifically on Tuesdays and Thursdays. Team members are also encouraged to make additional use of the office on other days throughout the week, based on their preference.

Please consider the following before applying:
If you do not currently reside in the San Francisco Bay Area, you will be required to relocate at your own expense prior to your start date. Additionally, please note that an onsite interview is a required step in our candidate evaluation process and must be attended in person if you advance to that stage.

What you'll Work On

• AI-Powered Sewer Inspection: Build systems that process video inspections using computer vision and machine learning to automatically identify defects and conditions

• Geospatial Analysis: Develop tools for mapping and analyzing sewer infrastructure with real-time risk assessment

• Workflow Orchestration: Create robust data processing pipelines using Temporal.io for large-scale video analysis

• Real-Time Dashboards: Build interactive React frontends with mapping, data visualization, and video playback capabilities

• API Development: Design and implement scalable TypeScript APIs serving municipal agencies and contractors

Required Technical Skills

Frontend Development

• React 18+ with TypeScript - building complex, interactive user interfaces

• Modern CSS/Tailwind - responsive design and component styling

• WebGL/Canvas Graphics - for geospatial visualization and video annotation

• Mapping Libraries - interactive geographic data visualization

• State Management (Zustand, React Query) - complex application state handling

Backend Development

• Node.js/TypeScript - building high-performance APIs with Fastify

• PostgreSQL/PostGIS - complex database queries and geospatial operations

• Prisma ORM - database schema management and migrations

• RESTful API Design - OpenAPI/Swagger documentation

Infrastructure & DevOps

• Docker/Containerization - microservices deployment

• AWS Cloud Services (Lambda, ECS, S3, RDS) - scalable infrastructure

• CI/CD - automated testing and deployment pipelines

Nice-to-Have Skills

• Computer Vision (OpenCV) - video processing and defect detection

• Temporal.io - workflow orchestration for data processing pipelines

• Geospatial Analysis (GeoPandas, Shapely) - infrastructure mapping

• Machine Learning - AI model integration and evaluation

• Real-Time Systems (WebRTC) - live video streaming

• Data Analytics (ClickHouse, dbt) - large-scale data processing

Architecture You'll Work With

• Monorepo structure using Turborepo with npm workspaces

• Microservices architecture with shared PostgreSQL database

• Event-Driven workflows using Temporal.io orchestration

• Modern Stack: React + TypeScript frontend, Fastify APIs, Python data services

• Cloud-First: AWS infrastructure with containerized deployment

Qualifications

What We're Looking For

• 5+ years of full-stack development experience

• Strong TypeScript/JavaScript skills with modern frameworks

• Database expertise with PostgreSQL and complex queries

• API design experience with REST and real-time systems

• Cloud deployment experience, preferably AWS

• Problem-solving mindset with attention to detail

• Collaborative approach to working in a team environment

Bonus Points

• Experience with geospatial data or GIS systems

• Computer vision or image processing background

• Municipal/infrastructure domain knowledge

• Open source contributions

• Workflow orchestration systems experience

What You'll Gain

• Work on meaningful infrastructure that impacts communities

• Cutting-edge technology at the intersection of AI, geospatial analysis, and web development

• Full-stack ownership from data processing to user interface

• Modern development practices with comprehensive testing and CI/CD

• Growth opportunities in a fast-moving, innovative environment

Team & Culture

Join a team that values technical excellence, collaborative problem-solving, and continuous learning. We use modern development practices including comprehensive testing (Playwright E2E, Jest unit tests), code reviews, and automated deployment pipelines.

Salary/Benefits

$180,000 - $230,000 a year

The compensation range provided is in compliance with state specific laws. Factors that may be used to determine your actual rate of pay include your specific skills, years of experience and other factors.

Benefits include:

• Medical, Dental, Vision, Basic Life, 401K and much more

• Unlimited PTO

• Tools you need to get the job done

• Competitive salary and potential equity based remuneration

• Budget for courses, books, conferences – your development is important to us

Why Join SewerAI?

Join the fastest-growing team in wastewater tech and help modernize critical infrastructure with AI. You’ll own high-visibility projects, influence how our brand meets the market, and see your work drive measurable impact for customers and communities.

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SewerAI is proud to be an Equal Opportunity Employer. We are committed to providing a workplace free from discrimination or harassment on the basis of age, disability, sex, race, religion or belief, gender reassignment, marriage/civil partnership, pregnancy/maternity, or sexual orientation. All your information will be kept confidential according to EEO guidelines.