Senior Frontend Software Engineer

At Censys, our mission is to bring internet visibility and intelligence to the world’s security teams. Our platform not only identifies potential threats, but provides actionable insights and enables proactive defense strategies. Founded by researchers and practitioners, we are deeply committed to the quality, trustworthiness, and transparency of our data and results. As our own strongest critics, we continuously innovate to better understand the Internet and empower our customers with the visibility they need to succeed.

Role Summary:

Censys is seeking a Senior Frontend Software Engineer to develop and maintain the next generation of the Censys platform. You will be adding new features to support mission-critical workflows, fine-tune the current functionality of our existing platform, and enhance the user experience for an evolving set of user profiles who find Censys’ world-class data critical to their job

Why Censys Sticks Out:

• Humble Brilliance: We celebrate intelligence and foster a culture where tackling cybersecurity challenges is exciting and rewarding.
• A Mosaic of Minds: Our diverse team brings together various talents and backgrounds, fostering true innovation through diverse perspectives.
• Thinkers and Tinkerers: At Censys, we encourage questioning the status quo, experimenting, and pushing boundaries to drive breakthroughs.
• Coffee-Fueled Collaboration: Collaboration is at the heart of our success, fueled by a shared passion for disrupting the cybersecurity scene.
• Trailblazing Impact: Your innovations at Censys make waves in real-world cybersecurity, shaping the future and leaving a lasting legacy.
• Life Beyond the Firewall: We prioritize work-life balance and support your well-being inside and outside the office.
• Empowered Voices: Your voice matters at Censys; we champion an inclusive culture where diverse perspectives drive change.

What You’ll Do:

• Plan user-facing features with engineering, product, and design teams.
• Build well-tested frontend components (Typescript and React).
• Work with designers and the Censys design system to create robust user experiences.
• Integrate with existing backend APIs.
• Build, test, deploy, and monitor code automatically.
• Work in iterative development cycles.
• Investigate how we can provide actionable insights for users based on our world-class data.

What You’ll Bring:

• 3+ years of professional experience building web applications, APIs, and frontends.
• Highly skilled with React or a React-based Framework (Next.js, Remix, etc.), based primarily in TypeScript.
• Experience with both Server Side Rendering (SSR) and Client Side Rendering (CSR) techniques, and others such as Progressive Hydration and Island Architectures, including understanding the tradeoffs between different techniques, and when to apply them to provide the best user experience.Experience and passion for design, leveraging CSS and styling techniques to work with UX to build both functional and beautiful UI components.
• Experience building and working on-top of web APIs such as RESTful JSON, GraphQL, and others. Experience with backend languages such as Golang or Python is not required but will make you stand out.
• Familiarity with the HTTP protocol, with a good understanding of how to leverage newer HTTP features such as Websockets, HTTP/2, Early Hints, and others to provide a pristine user experience.
• Familiarity with front-end build processes, and ability to interact, debug, and improve build systems based on Webpack, Vite, Esbuild, or similar.
• Familiarity interacting with the web-backend, including interfacing with microservices over IDLs such as gRPC.
• Familiarity with SQL and/or other database engines such as document stores, to retrieve and manipulate stored data.

What Will Set You Apart:

• Experience building and deploying web applications to Kubernetes, and familiarity with a Cloud-based environment, such as AWS or GCP.
• Comfortable working in a continuous delivery-based environment, with CI/CD.
• Has an eye toward code organization for testability and maintainability.
• Thrive in a fast-paced startup environment where changes happen quickly and loose requirements are defined, and where priorities may change rapidly to suit business needs and success.
• Can contribute to our culture of learning and personal ownership. Can take ownership of systems, projects, and issues, admit mistakes, and work to improve over time.
• Make informed decisions by combining empirical evidence with domain expertise and good judgment, including having strong opinions held loosely.
• Operate and contribute effectively as part of a team where we work together to solve problems
• Must be a strong communicator. Explaining complex technical concepts to other engineers, designers, solutions engineers, PMs, and content marketers is no problem for you.

Our target salary range for this role is between $139,650 - $180,500 + bonus eligibility and equity.

In addition to our great compensation package, our benefits are effective on day one and include but are not limited to 401k match, health, vision, dental, and more! Please see our careers page for more details.

Our roots are in Ann Arbor, Michigan with location hubs in Seattle, the Bay Area, and Tysons, VA. Our innovation is fueled by the team’s global perspectives and diverse backgrounds. For this role, we are looking for candidates based in one of our four hub locations: Seattle, WA, Los Altos, CA, Tysons, VA, or Ann Arbor, MI.

Don't meet every single requirement? Studies have shown that women and people of color are less likely to apply for jobs unless they feel they meet every qualification. At Censys we are dedicated to building a diverse, inclusive, and authentic workplace - so if you're excited about this role but your past experience doesn't align perfectly with every listed requirement in the job description, we encourage you to apply anyway. You may be exactly who we need to fill this role or others! 

We value diversity and are committed to creating an inclusive environment for all employees. Censys is an equal-opportunity employer. 

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