AI/ML Engineering Jobs

Build and operate billing infrastructure that converts Anthropic's product usage into revenue across Claude.ai and the Developer Platform. Design end-to-end billing capabilities including pricing models, payment flows, and reconciliation systems where correctness is non-negotiable and financial data integrity is paramount. Work cross-functionally with Finance, Product, Sales, and Accounting to scale billing systems with the business.

Anthropic is hiring backend software engineers to build scalable systems powering the Claude API, from core infrastructure serving hundreds of thousands of developers to enterprise deployment and new model capabilities. The role focuses on distributed systems, API performance, and reliability at the intersection of research and product, with flexibility to match engineers to teams based on impact potential.

Anthropic seeks an experienced Android engineer with 7+ years of expertise to build mobile applications that integrate advanced language models. The role focuses on architecting high-performance apps that leverage AI technologies, with expectations for full-stack capabilities and a track record of shipping impactful products in early-stage environments.

Build large-scale abuse detection and account integrity systems at Anthropic that analyze signals, prevent bad actors from accessing computing resources, and implement multi-layered defenses. This role combines backend systems engineering with adversarial thinking, requiring someone who can rapidly prototype in a greenfield environment while collaborating with data scientists and policy teams to identify emerging attack vectors and enforce protective measures.

This is a sales-focused role at Anthropic aimed at driving adoption of Claude AI among small and medium-sized businesses across key verticals. The position combines strategic account management with consultative selling expertise, requiring the ability to understand customer needs, articulate AI value propositions, and execute both inbound and outbound sales strategies. Success requires both business acumen and sufficient technical literacy to guide customers through AI deployment and use case identification.

This is a Treasury Operations role at Anthropic, not an AI/ML position. It focuses on cash management, banking operations, and financial controls rather than AI development or research.

Build production-grade real-time voice infrastructure for Claude's audio models, focusing on low-latency streaming pipelines, speech model serving systems, and APIs that power conversational AI at scale. This role requires deep expertise in distributed systems, real-time media processing, and inference optimization where sub-millisecond latencies directly impact user experience.

Anthropic seeks an exceptional Principal-level engineer to define multi-year technical strategy and drive execution across the Claude API platform, spanning core reliability, model capabilities, knowledge systems, distribution, and agentic workflows. This high-agency role requires leading complex cross-team initiatives at the intersection of research integration, inference optimization, and enterprise-scale infrastructure to position Claude as the primary channel for AI distribution.

Senior-level security engineering role focused on building and operating secure infrastructure for large-scale AI systems at Anthropic. The position requires 5-15+ years of software engineering experience with deep expertise in cloud security, Kubernetes, DevOps practices, and threat modeling across multi-cloud environments. Key responsibilities include designing secure CI/CD pipelines, implementing robust cloud architecture, and mentoring junior engineers while driving security excellence across the organization.

Senior Security Engineer role at Anthropic focused on building and maintaining identity, secrets management, and cloud security infrastructure for AI systems. The position requires 5+ years of production security engineering experience and strong programming capabilities to design secure frameworks, harden CI/CD pipelines, and protect AI model weights and training data across multi-cloud environments.

Anthropic seeks a Senior Software Engineer to lead large-scale AI infrastructure projects, building and maintaining systems that support massive compute clusters with thousands to hundreds of thousands of machines. The role requires 6+ years of software engineering experience, deep expertise in distributed systems and cloud platforms, and demonstrated ability to lead complex technical projects end-to-end while ensuring compute uptime and reliability for frontier AI research and deployment.

Build full-stack research tools and infrastructure that enable AI safety researchers to conduct experiments and extract insights from frontier AI systems. Work at the intersection of product thinking and engineering, directly partnering with research teams to understand workflows and rapidly ship solutions that accelerate productivity. High agency, independent project ownership with no prior ML or research experience required.

Build and maintain production inference systems that serve Claude to millions of users, optimizing compute efficiency across diverse AI accelerators and cloud platforms. This role bridges infrastructure engineering and ML research, requiring expertise in distributed systems, LLM inference optimization, and orchestration at massive scale. Strong candidates combine significant software engineering experience with knowledge of machine learning systems and a drive to enable both business growth and research breakthroughs.

Anthropic seeks a Senior Software Engineer to architect and operate database infrastructure supporting millions of Claude users and AI research workloads. The role requires 6+ years of database systems experience, deep expertise in distributed architectures, and demonstrated ability to scale systems through 100x+ growth across multiple cloud platforms.

Anthropic seeks a Senior Security Software Engineer to build and scale AI-powered security analytics infrastructure, including data pipelines, ML detection systems, and incident response platforms. The role requires 7+ years of software engineering experience in security/infrastructure with expertise in large-scale data processing and system design. This is a full-stack platform engineering position that integrates Claude AI capabilities with enterprise security operations.

Anthropic seeks a Senior Security Engineer to lead detection and response efforts across their AI infrastructure, combining traditional incident response expertise with novel LLM-powered security tooling. The role requires 5+ years of detection/IR experience and cloud security knowledge, positioned at the intersection of security engineering and cutting-edge AI systems.

Lead research scientist role focused on advancing reward modeling techniques for large language models, particularly RLHF training and LLM-based evaluation methods. The position emphasizes developing novel architectures, mitigating reward specification gaming, and translating research into production improvements while driving AI alignment and safety initiatives.

This is a Senior Marketing Events Manager role focused on executing partner-facing events and conferences for Anthropic. The position requires end-to-end event management, brand stewardship, cross-functional coordination with Sales and Creative teams, and the ability to manage multiple complex events simultaneously. This is a business/marketing operations role with no AI/ML technical domain requirements.

This is a non-technical finance role at Anthropic focused on revenue accounting operations and financial reporting. The position does not align with AI/ML domains or technical skill requirements, making it outside the scope of AI job enrichment analysis.

This is a corporate accounting operations role at Anthropic, not an AI/ML technical position. The role focuses on accounting close operations, policy development, and process automation for financial teams, which falls outside the scope of AI job enrichment analysis.