Software Engineer Backend, SaaS Platform

Company Background

Censys’ mission is to be the one place to understand everything on the internet. Frustrated by the lack of trustworthy Internet intelligence, we set out to create the industry’s most comprehensive, accurate, and up-to-date map of the Internet. Today, Censys delivers real-time Internet intelligence and actionable threat insights to global governments, over 50% of the Fortune 500, and leading threat intelligence providers worldwide.

Location:

This position is remote within the United States or Canada.

Role Summary:

We’re hiring a Software Engineer II (backend) to help build and evolve our next-generation Censys Platform. In this role, you’ll develop scalable microservices and design robust APIs that power our SaaS product. You’ll work closely with product and engineering teams to translate complex requirements into well-architected, maintainable software that powers critical security insights. Your contributions will help users explore and understand the global Internet, enabling them to uncover threats and better protect their organizations.

What You’ll Do:

• Design, build, and enhance backend services that power core functionality across the Censys Platform
• Partner with Product, Design, and Frontend Engineers to deliver features that solve real customer problems
• Integrate with internal and external APIs to support rich, data-driven experiences
• Own the full development lifecycle by automating build, test, deployment, and monitoring workflows
• Contribute to an iterative development process that emphasizes continuous improvement and rapid feedback
• Help evolve the Censys public API as platform capabilities grow.
• Own small-to-medium features from technical design through launch, with increasing independence; participate in design discussions with guidance from senior engineers.
• Share on-call responsibilities for your areas and handle straightforward incidents with team support as needed.

What You’ll Bring:

• Experience writing backend services in Go (Golang).
• Foundational understanding of distributed systems and common operational challenges.
• General knowledge of database design and typical access patterns.
• Hands-on experience with cloud infrastructure (e.g., AWS or GCP).
• Strong collaboration, communication, and analytical troubleshooting skills.
• A track record of delivering well-defined work at high quality, knowing when to ask for clarification or help, and learning quickly from mistakes.
• Open to using AI to amplify their skills and strengthen their work - demonstrating curiosity, a willingness to learn, and sound judgment in applying AI responsibly to improve efficiency and impact.

Bonus Points:

• Experience building services on GCP.

For high cost of living areas (San Francisco Bay, New York City, and Seattle),