Censys · 4 weeks ago
Senior Software Engineer, Web Application
Censys is a company focused on providing comprehensive Internet intelligence and actionable threat insights. They are seeking a Senior Backend Software Engineer to develop scalable microservices and design robust APIs for their Censys Platform, working closely with product and engineering teams to enhance security insights for users.
Cyber SecurityNetwork SecuritySecurity
Responsibilities
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
Qualification
Required
5+ years of professional experience building distributed web applications and APIs
Strong expertise building backend microservices in Golang
Experience with REST/gRPC and service-oriented architectures
Familiarity with Docker and interest in improving our CI/CD deployment process
Desire to improve test coverage and increase code maintainability
The ability to thoughtfully participate in technical discussions and drive towards data-driven decisions amidst ambiguity and competing priorities
Strong communication and documentation skills. Explaining complex technical concepts to other engineers, designers, salespeople, and content marketers is no problem for you
Preferred
Familiarity with a service-oriented architecture using gRPC or REST to coordinate and communicate between services and systems
You have experience with microservice-based designs with GCP PubSub, etc, and know their tradeoffs
Familiarity with common web programming languages such as TypeScript and JavaScript, and proficiency with React is a plus
Experience building, deploying, and maintaining containerized services in a Kubernetes based environment
You understand the value of building maintainable software. Some of your first tasks when building a new service are ensuring test coverage enforced by CI, adding linters, and adding code complexity checks. You enjoy a good abstraction, and promote established design patterns, but also know when to think outside the box
Benefits
401k match
Health
Vision
Dental
And more!
Company
Censys
Censys provides an internet intelligence platform for threat hunting and exposure management.
H1B Sponsorship
Censys has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)
2024 (5)
2023 (2)
2022 (2)
Funding
Current Stage
Growth StageTotal Funding
$128.1MKey Investors
Intel Capital
2023-10-24Series C· $50M
2023-10-24Debt Financing· $25M
2022-01-27Series B· $35M
Recent News
Greylock
2025-12-02
2025-12-01
Company data provided by crunchbase