Backend Engineer

Posted 2 Days Ago
Be an Early Applicant
Sunnyvale, CA, USA
In-Office
150K-250K Annually
Senior level
Artificial Intelligence • Hardware • Software • Cybersecurity
The Role
Design and build the management layer for a distributed embedded system: policy structures, configuration storage and reliability, secret management, and engines. Architect and secure REST/gRPC APIs, optimize database performance, and collaborate on a high-availability cybersecurity product.
Summary Generated by Built In
Your Impact

Join a small team building the next generation of cybersecurity products from the ground up. Led by industry veterans with a proven track record of success - you will get to architect, build, and deliver hugely impactful products with this world-class team. You will have the opportunity to grow your career and skills along with the company from the very start.

Role Overview

You will be responsible for designing and building the management layer for a distributed embedded system. This includes designing the policy structure, configuration storage and reliability, secret management, and engines that enable these capabilities. This will allow you to build a performant and robust system from the ground up, having a direct impact on the success of the product line.

Required Experience
  • 5+ years of experience as a backend or full-stack engineer

  • Strong proficiency in a subset of modern backend programming languages (Go, Python, Node.js, Rust, etc.)

  • Deep understanding of database technologies, their performance characteristics, and use cases

  • Proven experience designing, building, and securing modern RESTful or gRPC-based APIs for highly available systems

  • Experience with Policy Engines and policy-as-code frameworks

  • Strong understanding of security and secret storage technologies

  • Strong communication and documentation skills

  • Frontend experience is a plus

  • Experience with modern cloud providers and DevOps experience is a plus

  • IoT and Embedded system experience is a nice-to-have

We offer competitive compensation and a comprehensive benefits package designed to support our employees’ health, well-being, and long-term success. The expected salary range for this position is $150,000 – $250,000 per year. Within this range, individual pay is determined based on job-related factors including skills, experience, qualifications, and internal equity. Most candidates can expect an offer within the range listed above. Your recruiter will provide additional details on compensation and benefits to qualified candidates during the hiring process.

We’re committed to building a diverse, inclusive workplace where everyone can do their best work. We are proud to be an equal opportunity employer and do not discriminate on the basis of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability, genetic information, or other applicable legally protected characteristic. If you require a reasonable accommodation during the application or interview process, please let us know — we’re happy to support you.

Skills Required

  • 5+ years of experience as a backend or full-stack engineer
  • Proficiency in modern backend languages (Go, Python, Node.js, Rust)
  • Deep understanding of database technologies and their performance characteristics
  • Proven experience designing, building, and securing modern RESTful or gRPC-based APIs for highly available systems
  • Experience with Policy Engines and policy-as-code frameworks
  • Strong understanding of security and secret storage technologies
  • Strong communication and documentation skills
  • Frontend experience
  • Experience with modern cloud providers and DevOps
  • IoT and Embedded system experience
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The Company
32 Employees
Year Founded: 2026

What We Do

Cylake is developing a complete, AI-native, data-driven cybersecurity platform for regulated organizations that require operational and data sovereignty. Designed to run on-premises or in private clouds, its system combines hardware and software to provide end-to-end protection. The platform analyzes an organization’s data and operations, delivering deep visibility and agentic security without relying on public cloud or public AI infrastructure for sensitive environments.

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