Senior Backend Software Engineer

SITE Technologies, founded in 2018, is on a mission to revolutionize facility management with cutting-edge AI solutions. They are seeking a thoughtful and versatile Senior Backend Software Engineer to help build and evolve SITE's platform and related customer systems.

Responsibilities:

• Design, develop, and maintain core backend APIs and services, primarily in Python and FastAPI
• Translate complex product workflows into clear domain models, relational schemas, service boundaries, and API contracts
• Build reliable integrations across geospatial, media, reporting, asset management, and third-party vendor systems
• Improve CI/CD pipelines, release practices, automated testing, and developer workflows
• Develop and maintain ETL and data migration processes when needed, especially for imagery, geospatial, and operational data
• Contribute to cloud infrastructure design, security, observability, performance, and production reliability

Requirements:

• Very strong ability to reason from first principles about backend architecture, workflow modeling, API boundaries, data consistency, security, and operational failure modes
• Strong communication skills and ability to work across product, frontend, data, and business teams
• 5+ years of experience in backend development, with strong proficiency in Python
• Experience building production APIs with FastAPI or similar Python frameworks
• Strong understanding of relational data modeling, PostgreSQL, SQLAlchemy or comparable ORM libraries, and database migration tools such as Alembic or Flyway
• Experience with AWS backend services such as ECS, Lambda, RDS, S3, IAM, etc
• Experience with Docker, Git, and designing and maintaining CI/CD pipelines with GitHub Actions, AWS CodePipeline, or similar tools
• Practical fluency with AI coding agents such as Claude Code and Cursor
• Experience working in a dynamic startup environment
• Knowledge of infrastructure as code, preferably Terraform and Terragrunt
• Experience with observability tools such as Datadog and Sentry
• Experience designing authentication and authorization flows
• Experience with 2D and 3D geospatial data
• Experience with ETL pipeline development, data migration, or large-scale unstructured data processing
• Experience building agentic systems with tools such as LangGraph, Claude Code SDK, Amazon Bedrock
• Experience modernizing legacy systems while preserving production behavior