Senior Back End Engineer
Horizon3 · Remote · US, Remote ·
COMPENSATION
€•• – ••k
Listed on the employer's job board (Ashby)
- Senior Back End Engineer
- Fully remote (US preferred)
- GraphQL + ETL focus
- Cybersecurity product
- Equity package included
Join the Platform Integration team at Horizon3.ai to build the foundational APIs and data systems powering the NodeZero autonomous pentesting platform. You will design GraphQL backends and ETL pipelines that enable seamless integrations with customer tools, helping security teams identify and fix vulnerabilities efficiently.
This senior individual contributor role requires strong technical judgment and the ability to lead through execution. You will collaborate across functions to deliver production-safe code and support the scalability of the platform in cloud environments.
What you'll do
- Develop core features using ETL processes and GraphQL for data handling
- Design and implement backend APIs to facilitate component interactions
- Write production code maintaining high standards for design and quality
- Collaborate with frontend teams to ensure clear data presentation
- Mentor junior and mid-level engineers to support their professional growth
- Create technical documentation to support ongoing development efforts
What you'll need
- Bachelor's degree in Computer Science, Engineering, or related field
- 7+ years of software engineering experience with modern languages
- Proficiency in Python, Java, Go, Scala, C++, or TypeScript
- Experience building applications on AWS, Azure, or GCP
- Knowledge of container technologies like Docker and Kubernetes
- Strong analytical skills and ability to manage concurrent initiatives
Nice to have
- Expert proficiency in SQL and relational databases like PostgreSQL
- Experience with graph databases such as Neo4j
- Background in building GraphQL backends and API platforms
- Familiarity with headless customer experiences or agent-based flows
- Experience with integration platforms to accelerate new connections
Stack
- GraphQL
- Python
- Java
- Go
- TypeScript
- AWS
- Docker
- Kubernetes
- PostgreSQL
- Neo4j
How you'll work
- Fully remote company structure
- Strong preference for Bay Area candidates
- Up to 5% travel may be required
- Agile development environment
What you get
- Base salary range $170,000 - $235,000 annually
- Equity package in the form of stock options
- Health, vision, and dental insurance for family
- Flexible vacation policy
- Generous parental leave
- Career development opportunities