Senior Staff API Engineer - Scale the Claude Platform
anthropic
A prominent AI organization is seeking a Senior Staff Software Engineer to shape the technical direction of its Claude API. This high-impact role involves leading complex engineering initiatives, mentoring teams, and collaborating across various functions to ensure the API's reliability and growth. Candidates should have over 12 years of engineering experience with strong expertise in distributed systems and a proven ability to influence and lead technical outcomes. The position encourages flexible working and is based in New York or San Francisco. #J-18808-Ljbffr anthropic
- ...user‑created worlds and growing, the platform powers concerts, meetups,... ...global creator ecosystem with meaningful scale and long‑term momentum. About the Economy... ...'re Looking For We’re looking for a Senior / Staff Backend Engineer (API) - Economy to join our Economy team....PlatformSeniorRemote workFlexible hours
- Postman, the world’s leading API platform, is hiring a Senior Software Engineer for Fern, a Postman company. You’ll build APIs, scale AI infrastructure, and craft developer experiences reaching millions of users. You will work with teams across Vercel, AWS, and frontend...PlatformSenior
$200k - $300k
...geofencing SDKs, maps APIs, and AI-enabled... ...have incredible scale: We're processing... ...looking for Product Engineers to build features... ...technically: either Staff level expertise in... ...have thin cross‑platform SDK wrappers for React... ...tools they use, Claude being the most...PlatformSeniorFull timeWork at officeRemote work- ...the Role We’re looking for a Sr Staff Engineer, Quote-to-Cash (QTC) to design, optimize, and scale our end-to-end Q2C architecture... ...Implement event-based or API-driven integration patterns to... ...Proven experience integrating CLM platforms (Ironclad, DocuSign, or Conga)...PlatformSeniorContract work
$320k
Anthropic is hiring a Staff + Senior Software Engineer, specializing in Inference, to design and build distributed systems for its AI platform, Claude. This position emphasizes maximizing compute... ...optimizing performance in a high-scale environment. The role requires a...PlatformSenior$240k - $334k
...technical role (e.g., software engineering, solutions consultant, etc.)... ...from developers, reviewing API designs and testing new features... ...APIs are just some of the platforms you promote and support. With... ...knowledge, trusted content, and scaled, targeted enablement programs...PlatformSeniorFull timeTemporary workWork experience placement$190k - $259k
A cutting-edge robotics software company in New York is seeking a Senior/Staff Software Engineer to own systems end-to-end within the Fleet Management team. The ideal candidate should have experience with distributed production systems, backend services, and a collaborative...PlatformSenior$180k - $220k
...Labs is a loyalty and payments platform establishing meaningful... ...outstanding restaurants. As a Senior Backend Engineer, you’ll be responsible for designing... ..., and maintaining our core APIs. You’ll work closely with... ...and play a critical role in scaling the platform. We’re looking...PlatformSeniorFull timeLive outFlexible hours$155k - $225k
...world. We’re a next-generation platform that provides a... ...everything needed to launch and scale a successful travel advisory... ...’re looking for a seasoned Senior/Staff Backend Engineer to join us as we continue to... .../ Flask / Alternative High API and distributed systems design...PlatformSeniorFull timePart timeWork at officeWork from home$405k
...Anthropic is seeking an exceptional Senior Staff Software Engineer to join the Claude Developer Platform team and serve as the senior‑... ...individual contributor across API Engineering. Since launch, the... ..., enterprises, and partners at scale. You will operate at the...PlatformSeniorVisa sponsorship$241k - $338k
Biohub is the first large-scale initiative bringing frontier AI... ...compute capacity, AI research and engineering, and state‑of‑the‑art... ...resources and Biohub's experimental platforms to AI systems. The data that... ...aggressively in our own work—Claude Code, agents for workflow...PlatformSeniorWorldwideRelocation package- ...of developers using DeepL APIs. You will streamline the entire... ...customization interfaces. Platform Enablement & Scale: You won’t just write... ...treat mature SLOs as a core engineering feature. AI‑Native Velocity... ...tools (like GitHub Copilot or Claude) to accelerate your velocity...PlatformSeniorContract workWork at officeLocal areaWork from homeFlexible hours
$250k - $350k
...Senior / Staff Software Engineer Location: San Francisco or New York City (Hybrid) $250,000.00/yr - $350,0... ...adopting Model Context Protocol (MCP) a platform that securely connects AI agents to... ...backend and integration systems Ship APIs and connect AI agents to enterprise tools...PlatformSenior$218k - $273k
Scale AI is the data foundation for AI, helping organizations... ...our data annotation platform, generative AI solutions,... ...customers. About the Role As a Senior/Staff Machine Learning Engineer (MLE) on the General... ...models with external tools, APIs, databases, and services....PlatformSeniorFull timeContract workFor contractorsFor subcontractorWork at office- ...drug acquisition platform driven by cutting... ...Job Summary: The Engineering team at SmithRx is... ...standards. As a Senior Staff Automation... ...like Playwright MCP, Claude, and Copilot to realize... ...tests for API's in a scripting or... ...our standard pay scale and actual pay will...PlatformSeniorTemporary workWork experience placementWork at officeFlexible hours
$155k - $225k
...provides a business-in-a-box platform with tools, training,... ...partnerships to help launch and scale advisory businesses. We are... ...’re looking for a seasoned Senior/Staff Backend Engineer to join the Finance Pod,... ...Strong experience designing APIs and distributed systems that...PlatformSeniorFull timePart timeWork at officeWork from homeWork visaFlexible hours$170k - $270k
Anterior in New York is seeking a Technical Staff member to take ownership of the... ...infrastructure that powers clinical decision-making at scale. Key responsibilities include scaling AWS... ..., designing backend services and APIs, and improving system reliability. Ideal candidates...PlatformSenior- ...have multiple companies actively hiring for Senior Staff and Principal Engineers across different domains—including protocol,... ...zero‑knowledge protocol Building developer platforms, staking infra, or MEV‑aware systems at scale Driving technical strategy and roadmap for...PlatformSeniorRemote workWorldwide
- Salesforce is seeking a Sr. Software Engineer within the Platform Service team of the Digital Marketing Technology organization. You will design and deliver high‑scale distributed systems and APIs, influence architecture, and work with world‑class engineers to keep our...PlatformSenior
- ...cryptocurrency service provider is seeking a Senior Product Manager to lead the product... ...Service. The candidate will manage API quality and integration reliability, scale transaction fulfillment pipelines, and collaborate closely with engineering teams. With over 5 years of...PlatformSeniorRemote job
- Anthropic is seeking a highly skilled engineer to join the Claude App Infrastructure team in New York. This role involves designing and building... ...You will play a part in ensuring Claude's reliability and scaling its capabilities. A Bachelor's degree is required. #J-188...PlatformSenior
$130k - $300k
Sr. Staff Machine Learning Engineer - AI Agent Platform GEICO is seeking an exceptional Sr. Staff ML Engineer to join our... ...proprietary LLMs (Llama, Qwen, Claude, Gpt, etc.). Hands‑on experience... ...Experience with context engineering at scale: memory hierarchies, RAG...PlatformSeniorLocal areaFlexible hours- Faire is seeking a Senior Staff Software Engineer in Product Security to lead the design and architecture... ...security of applications across their platform, mentoring engineers, and integrating... ...security measures in a rapidly scaling global marketplace, while supporting...PlatformSeniorRemote work
- Reflection AI is seeking an engineer to design, build, and operate large-scale GPU infrastructure for high-throughput model inference and mid-training workloads... ...data generation and RL pipelines, building platforms that serve thousands of GPUs and optimize throughput...Platform
- Scale AI is seeking a Senior Staff Forward Deployed AI Engineer based in New York City. You will act as a technical bridge between Scale AI's AI capabilities and... ...Python expertise, and a strong understanding of cloud platforms and AI/ML frameworks. You'll be pivotal in the...PlatformSenior
$248.4k - $310.5k
A leading AI technology firm is seeking a Staff Software Engineer for their Enterprise GenAI platform. The ideal candidate will have over 7 years of experience and be well-versed in software engineering and large-scale systems. Responsibilities include owning new product...PlatformSenior$180k - $300k
...Description Job Description Product Engineer, Full-Stack Location: New... ...a modern risk management platform for the physical economy.... ...Full-Stack to help build and scale their customer-facing platform... ...position tracking Develop backend APIs and automated workflows that...PlatformSeniorFull time$213k - $263k
...to a range of vehicle platforms and product use cases... ...cities, with our scale rapidly accelerating.... .... The Eval Authoring APIs team’s mission is to... ...technically hands‑on Senior Software Engineer to design and implement... ...will report to the Sr. Staff Manager. You will: Drive...PlatformSeniorFull timeRemote work$245k - $319k
...tackle unique, meaningful, and large-scale problems alongside passionate coworkers... ...’s the role? We are looking for a Senior Staff Software Engineer, Machine Learning to be a pivotal technical... ...buyers and sellers across Etsy's platform. In this highly influential role,...PlatformSeniorFull timeWork at officeLocal areaRemote workVisa sponsorshipFlexible hours$200k - $225k
...Our client has a SaaS platform that automates accounts... ...Role We are hiring a Staff Engineer to own the architecture... ...these capabilities at scale. Tech Stack &... ...boards) AI Tooling - Claude (Anthropic) and Cursor... ...Integrations - MCP servers, REST APIs, file‑based feeds (...PlatformFor contractors
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