Anthropic · 1 week ago
Software Engineer, Languages
San Francisco, CA
Full-time
Hybrid
Senior Level
$320K/yr - $485K/yr
5+ years expAnthropic is a public benefit corporation focused on creating reliable and beneficial AI systems. The role involves joining the Languages Team as a Python foundational member to shape how Python is used across the company, including building infrastructure and defining best practices for AI development.
Artificial Intelligence (AI)Foundational AIGenerative AIInformation TechnologyMachine Learning
Responsibilities
Design and build foundational Python infrastructure that supports both AI research workflows and production-scale systems
Define and implement Python ecosystem standards, best practices, tooling, libraries, and frameworks that ensure safety, performance, and exceptional developer productivity across diverse AI workloads
Establish Python-specific CI/CD pipeline integration, testing frameworks, and deployment strategies optimized for AI development cycles
Partner extensively with infrastructure teams to ensure seamless integration between Python tooling and broader platform services, such as debugging Kubernetes issues, optimizing node instance types for performance, and collaborating on cross-cutting infrastructure challenges
Collaborate closely with research and engineering teams to understand emerging requirements and translate them into robust, scalable Python infrastructure, including cross-language interoperability solutions (particularly with Rust)
Drive technical strategy for Python ecosystem evolution as Anthropic scales, while mentoring engineers and researchers on Python best practices
Lead incident response and troubleshooting for Python-related issues across research and production environments
Qualification
Required
5+ years of production software engineering experience with deep expertise in Python
Strong experience in developer tooling, build systems, dependency management within a monorepo environment
Comfortable working across the stack, including debugging infrastructure issues like Kubernetes problems or optimizing system performance
Strong communication and collaboration skills to work effectively with diverse teams including researchers, engineers, and infrastructure specialists
Excited about defining foundational systems and processes and are comfortable working independently on ambiguous, high-impact technical challenges
At least a Bachelor's degree in a related field or equivalent experience
Preferred
Rust experience—we use Rust alongside Python, and familiarity with Python-Rust interop (e.g., PyO3, maturin) is a significant plus
Built core Python infrastructure like interpreters, package ecosystems, typing tools, or maintained widely-used open-source Python developer tools with significant adoption
Expertise in Python performance optimization, including experience with Cython, profiling tools, or optimizing Python runtimes
Experience with AI/ML research-to-production workflows, understanding the unique challenges of supporting both experimental research code and production model training/serving pipelines
Benefits
Equity
Benefits
Incentive compensation
Optional equity donation matching
Generous vacation and parental leave
Flexible working hours
Company
Anthropic
Anthropic is an AI research company that focuses on the safety and alignment of AI systems with human values.
501-1000 employees
H1B Sponsorship
Anthropic 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 (105)
2024 (13)
2023 (3)
2022 (4)
2021 (1)
Funding
Current Stage
Late StageTotal Funding
$33.74BKey Investors
Lightspeed Venture PartnersGoogleAmazon
2025-09-02Series F· $13B
2025-05-16Debt Financing· $2.5B
2025-03-03Series E· $3.5B
Leadership Team
Dario Amodei
CEO & Co-Founder
Daniela Amodei
President and co-founder
Recent News
Qualcomm Ventures
2026-01-10
2026-01-09
Company data provided by crunchbase