Software Engineer - Backend
- Pay
- $100,000 – $300,000 per year
- Location
- San Francisco, CA (Remote) · On-site
- Job type
- Full-time
- Level
- Senior
- Experience
- 5+ years
- Listed
- 30 days ago
Skills & highlights for this role
- Python
- Go
- distributed systems
- Kubernetes
- Terraform
Also useful
- gRPC
- serverless architectures
About the Role
As we work with our first design partners, Cogent is building a suite of backend services and integrations that will power our autonomous AI workers. We are looking for talented, ambitious Backend Senior and Staff Engineers who are excited to build in the Applied AI space.
What You’ll Do & Achieve
- Design and implement key backend, integration platform subsystems
- Understand business goals, product and technology strategies and customer requirements and implement supporting backend and integration platform subsystems to achieve them
- Adapt and evolve systems and plans to implement newly identified design partner and customer requirements
- Adapt and evolve systems to implement non-functional requirements (compliance, security, enterprise integration etc.)
- Laying down infrastructure foundations for growth and scalability
- Prepare Cogent for future headcount, customer, and data growth by working with a team to design and build an infrastructure that will scale and that achieves requirements in the areas of product capabilities, non-functional needs (reliability, security, disaster recovery, etc.).
- Help create a robust engineering culture at Cogent
- Onboard, support and uplevel future team members
- Participate in, provide feedback on, and iterate interview process as we scale the team up
- Actively contribute to Engineering Excellence, Operational Excellence and Recruiting initiatives
What You’ll Bring
- 5+ years of professional experience as a hands-on engineer and technical leader, overseeing and contributing to multiple backend systems and infrastructure projects
- Expertise in architecting, developing, and scaling backend systems, including both stateless and stateful architectures, to support high-performance, enterprise-level applications
- Proven experience with distributed systems, microservices, and serverless architectures, ensuring robustness, scalability, and fault tolerance
- Strong knowledge of backend programming languages such as Python, Go or similar, with a deep understanding of concurrency, memory management, and performance optimization
- Experience with API design and implementation (RESTful and/or gRPC), integrating with frontend systems, data platforms, and third-party services
- Solid experience with containerization, orchestration, and deployment technologies like Kubernetes, Docker, Terraform, and CI/CD pipelines in multi-cloud environments (AWS, GCP, Azure)
Pay and benefits
The standard base salary range for this position is $100,000 - $300,000 annually. Compensation offered will be determined by factors such as location, job level, job-related knowledge, skills, and experience. Certain roles may be eligible for variable compensation, equity, and benefits.
About Cogent
Cogent is an Applied AI Lab building the next generation of AI agents for cybersecurity. AI has fundamentally changed how attacks happen, allowing malicious actors to operate at unprecedented speed and scale. Cogent’s "AI Taskforce" assesses petabytes of enterprise data to remediate these issues before critical breaches occur.
To stay at the cutting edge, we blend frontier research with real-world execution. Alongside our core product work, Cogent Research serves as our applied AI lab, providing the research horsepower needed to make truly agentic security workflows a reality.
Since coming out of stealth, Cogent has experienced rapid growth. We partner with Fortune 500 companies to secure some of the most complex production environments in the world.
We’re backed by Greylock and we’ve built a team with the best minds in applied AI. Our team is comprised of people from:
- Top universities like Stanford, Berkeley, Penn, Duke, Carnegie Mellon, Waterloo
- Unicorn, high-growth companies like Scale AI, Databricks, Stripe, Tesla, Coinbase
- World class cybersecurity experts from Wiz, Abnormal AI, Zscaler
- Preeminent research labs like Deepmind and SAIL
Equal opportunity and legal notices
We are committed to building an inclusive and diverse company. We do not discriminate based on gender, ethnicity, sexual orientation, religion, civil or family status, age, disability, or race.
From Cogent Security's careers page, first listed on Rolev.ai on October 10, 2026. Rolev.ai is not the employer.
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Common questions
What is the salary for the Software Engineer - Backend role at Cogent Security?
The Software Engineer - Backend posting at Cogent Security states compensation of $100,000 – $300,000 per year. It is listed as a full-time position. Final pay may depend on location, experience, and interview evaluation on Cogent Security's official career site.
Where is the Software Engineer - Backend job at Cogent Security located?
Yes, this Software Engineer - Backend opening at Cogent Security is listed as San Francisco, CA (Remote) (On-site). Always check Cogent Security's application page for specific state eligibility or relocation policies.
What qualifications are required for Software Engineer - Backend at Cogent Security?
For the Software Engineer - Backend role, Cogent Security highlights 5+ years of relevant experience; experience with Python, Go, distributed systems, Kubernetes, Terraform. Rolev.ai can score your existing resume against these requirements and show any skill gaps before you apply.
How do I apply for the Software Engineer - Backend position at Cogent Security?
This listing links directly to Cogent Security's Ashby application page. You can apply directly on Cogent Security's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the Ashby application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.