Staff+ Software Engineer, Claude App Infrastructure

Anthropic$320K — $485K *
Enterprise Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 6+ years experience in distributed systems or infrastructure at scale
  • Proficient in building Cloud Native systems on GCP, AWS, or Azure
  • Strong focus on security and system isolation
  • Experience with secure execution environments or containers
  • Ability to navigate ambiguous, greenfield project landscapes
  • Skilled in writing maintainable code in Python, Go, Rust, or similar languages
  • Experience tackling unique, unscripted engineering challenges

Responsibilities

  • Design and build compute environments for secure AI execution
  • Develop state management systems for agent task continuity
  • Create secure authentication frameworks for user delegated access
  • Implement observability tools to analyze agent performance
  • Collaborate with product and research teams to define project scope

Benefits

  • Competitive compensation package including equity
  • Generous vacation and parental leave
  • Flexible working hours
  • Hybrid work policy with in-office requirements
  • Optional equity donation matching
  • Support for visa sponsorship
  • Collaborative and engaging office environment
Full Job Description
About the role

Claude App Infrastructure owns the reliability, experience, and agentic capabilities of claude.ai. We're the platform team for Anthropic's flagship consumer product, responsible for the serving architecture that keeps Claude available at scale, the conversation experience, and the infrastructure that lets every product team at Anthropic ship into claude.ai safely and fast. When the product grows at hyper scale, we're the team that makes sure it feels the same or better.

Beyond the foundation, we're building the agentic layer that turns claude.ai from a chat surface into an execution surface: task execution, personalization, browser use, and server-side tools. This is where the next generation of the product gets built: the primitives that let Claude act in the world, not just respond. We believe reliability and velocity are the same problem, and our job is to build the systems that make both inevitable.
Key responsibilities
  • Design and build sandboxed compute environments where Claude can safely execute code, access tools, and interact with external services
  • Build state management systems for long-running agent tasks, handling checkpoints, recovery, and resumption across failures
  • Develop authentication and authorization frameworks for delegated access, so Claude can act on behalf of users securely
  • Create observability and debugging tools for agent execution, so we understand what Claude did, why, and how to make it better
  • Partner closely with product and research teams to define what's possible and ship it
Minimum qualifications
  • Experience building distributed systems, infrastructure, or platform services at scale
  • Comfort building cloud native infrastructure on GCP, AWS, or Azure
  • Experience with containers, sandboxing, or secure execution environments (e.g., gVisor, Firecracker, V8 isolates)
  • Write clean, maintainable code in Python, Go, Rust, or a similar language
  • Care about security, isolation, and building systems that fail safely
Preferred qualifications
  • Comfort with ambiguity and greenfield work where you help shape the architecture
  • Interest in problems that don't have existing playbooks
  • Experience building multi-tenant execution platforms or serverless infrastructure
  • Background in security engineering, sandboxing, or isolation technologies
  • Familiarity with workflow orchestration systems (Temporal, Airflow, Step Functions)
  • Experience with state machines, checkpointing, or durable execution patterns
  • Low-level systems experience (Linux internals, eBPF, container runtimes)


The annual compensation range for this role is listed below.

For sales roles, the range provided is the role's On Target Earnings ("OTE") range, meaning that the range includes both the sales commissions/sales bonuses target and annual base salary for the role.

Annual Salary:

$320,000-$485,000 USD

Logistics

Minimum education: Bachelor's degree or an equivalent combination of education, training, and/or experience

Required field of study: A field relevant to the role as demonstrated through coursework, training, or professional experience

Minimum years of experience: Years of experience required will correlate with the internal job level requirements for the position

Location-based hybrid policy: Currently, we expect all staff to be in one of our offices at least 25% of the time. However, some roles may require more time in our offices.

Visa sponsorship: We do sponsor visas! However, we aren't able to successfully sponsor visas for every role and every candidate. But if we make you an offer, we will make every reasonable effort to get you a visa, and we retain an immigration lawyer to help with this.

We encourage you to apply even if you do not believe you meet every single qualification. Not all strong candidates will meet every single qualification as listed. Research shows that people who identify as being from underrepresented groups are more prone to experiencing imposter syndrome and doubting the strength of their candidacy, so we urge you not to exclude yourself prematurely and to submit an application if you're interested in this work. We think AI systems like the ones we're building have enormous social and ethical implications. We think this makes representation even more important, and we strive to include a range of diverse perspectives on our team.

Your safety matters to us. To protect yourself from potential scams, remember that Anthropic recruiters only contact you from [redacted].com email addresses. In some cases, we may partner with vetted recruiting agencies who will identify themselves as working on behalf of Anthropic. Be cautious of emails from other domains. Legitimate Anthropic recruiters will never ask for money, fees, or banking information before your first day. If you're ever unsure about a communication, don't click any links-visit anthropic.com/careers directly for confirmed position openings.

About Anthropic

Anthropic is an artificial intelligence research lab that focuses on developing AI systems that are safe, reliable, and trustworthy. The company was founded in 2019 by Dr. Yoshua Bengio, a leading AI researcher and winner of the Turing Award. Anthropic's research is focused on developing AI systems that can learn from small amounts of data, reason about complex systems, and interact with humans in a natural way. The company is based in New York City and has a team of experienced AI researchers and engineers.
Learn more about Anthropic
Size
50 employees
Industry
Founded
2019

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