Python Jobs

Anthropic

Anthropic is seeking an exceptional Research Engineer to join its Life Sciences team. This role focuses on accelerating progress in life sciences through AI, from early discovery to translation. You will leverage deep expertise in machine learning engineering to develop novel evaluation frameworks and training strategies, pushing the boundaries of AI in biology. Working at the intersection of AI and biological sciences, you will develop rigorous methods to measure and improve model performance on complex scientific tasks, collaborating with researchers and engineers to build AI systems for all phases of research and development, while upholding Anthropic's commitment to safety and beneficial impact. Previous experience in life sciences is welcome but not required.

Anthropic

As part of our growing Data Science & Analytics team, you will play an instrumental role in Anthropic's mission of building safe and beneficial AI by driving data-informed decisions across the commercial customer lifecycle. This role sits at the intersection of fast-moving sales operations and rigorous statistical analysis. You will work across multiple segments and products, partnering with analytics engineers, fellow data scientists, and go-to-market leadership to turn complex commercial data into actionable strategy. You will own measurement and analysis for new logo acquisition through activation, expansion, and retention for a rapidly scaling, consumption-based AI platform. You've worked in cultures of analytical rigor before, and you're eager to help shape the norms and best practices of a growing data science function at a pivotal moment in the company's growth.

Anthropic

The Computer Use team focuses on teaching Claude to see, use, and understand computer interfaces. As a Research Engineer on the team, you'll work on advancing our models' ability to reliably and safely operate real software. We're looking for someone who's genuinely excited about both the research and the product sides of computer use. Your work will translate directly into model improvements in our own and our customers' products. You can try Claude's computer use capabilities today through the Claude in Chrome extension and Claude Cowork.

Anthropic

As an Applied AI team member at Anthropic, you will be a Pre-Sales architect focused on becoming a trusted technical advisor helping large enterprises understand the value of Claude and paint the vision on how they can successfully integrate and deploy Claude into their technology stack. You'll combine your deep technical expertise with customer-facing skills to architect innovative LLM solutions that address complex business challenges while maintaining our high standards for safety and reliability. Working closely with our Sales, Product, and Engineering teams, you'll guide customers from initial technical discovery through successful deployment. You'll leverage your expertise to help customers understand Claude's capabilities, develop evals, and design scalable architectures that maximize the value of our AI systems.

Anthropic

Anthropic is seeking a Data Scientist to optimize compute allocation, a critical decision for the company. This role addresses two key problems: matching volatile demand to finite chip capacity and understanding the causal impact of various levers on user outcomes. You will build analytical frameworks, metrics, and causal inference models to inform these decisions, translating insights into operational changes. This position is ideal for someone who excels at resource allocation, systems thinking, and driving tangible results in production environments, working closely with infrastructure engineers and presenting findings to senior leadership.

pika

Pika is shaping the future of creative infrastructure with real-time, multimodal generation and intelligent agentic platforms. We are seeking passionate Research Interns at the BS, MS, or PhD level with significant experience working on Videogen to join our team and make an immediate impact. In this role, you will directly contribute to mid-training and post-training efforts for Videogen models and support advanced generative systems. This internship is ideal for students and researchers who have hands-on Videogen experience, are excited to work at the intersection of generative AI and multimedia, and are eager to make meaningful contributions alongside top AI talent.

Harvey

Harvey is seeking an IT Operations Analyst to join our Business Technology (BizTech) team in San Francisco. This role is crucial for ensuring a seamless employee experience by providing hands-on IT support and managing the technology lifecycle for all employees. You will be responsible for daily IT operations, contributing to automation and process improvements to scale support as the company grows. This is an opportunity to shape IT operations at a pivotal moment for legal AI, where initiative and a service-first mindset are highly valued.

$109k - $164k

Replit

Replit is seeking a Security Operations Lead (SOC Lead) to establish, enhance, and manage a 24/7 detection and response capability within a modern, cloud-native, and AI-driven environment. This leadership role will oversee global SOC functions including monitoring, SIEM management, detection engineering, alert triage, and operational readiness. A key aspect of this position involves evaluating and integrating emerging AI-based SOC products and autonomous response platforms. The role requires monitoring across multi-cloud environments (primarily GCP, with AWS/Azure secondary), Kubernetes, SaaS services, endpoints, developer tools, and AI workloads. Collaboration with Cloud Security, Compliance/GRC, SRE, Platform Engineering, IT/Endpoint teams, and AI Infrastructure is essential to ensure the detection strategy scales effectively against evolving threats. This is a hands-on leadership opportunity to shape the future of SOC operations while addressing complex challenges in a high-scale AI setting.

Abridge

Abridge is seeking a highly experienced and motivated Senior or Staff Infrastructure Security Engineer to join their founding security team. This role offers a unique opportunity to build security from the ground up at the forefront of AI in healthcare. You will be a key technical leader, shaping the company's product, infrastructure, and engineering practices by integrating security seamlessly, automating capabilities, and designing high-scale data pipelines. The position requires deep technical expertise, a builder's mindset, and excellent communication skills to foster a secure-by-default culture. This is a greenfield opportunity to architect the future of security at Abridge, focusing on large-scale data and automation challenges.

thinkingmachines

Thinking Machines Lab is seeking a Software Engineer to own the platform systems that power Tinker, their fine-tuning API. This role involves developing and maintaining critical components such as billing and usage metering, permissions and access control, organization and team management, data export functionalities, and audit logging. You will collaborate closely with product, legal, and other cross-functional teams, ensuring that new features, pricing adjustments, and enterprise deals are seamlessly integrated into the platform. This is an opportunity to grow a rapidly expanding platform and contribute to the Tinker community.

$350k - $475k

pika

Pika is seeking a staff or lead-level Research Engineer, Data to architect and scale data engineering systems for their advanced multimodal foundation models. This role is crucial for strengthening research teams by building, optimizing, and owning large-scale data pipelines and ML data curation. The goal is to ensure foundation models have access to high-quality, diverse datasets, enabling millions of creators. If you are passionate about data infrastructure and innovative research-engineering, this is an opportunity to make a significant impact.

thinkingmachines

Thinking Machines Lab is seeking engineers to build the libraries and tools that accelerate research. You will own internal infrastructure, including evaluation libraries, RL training libraries, and experiment tracking platforms, and build systems that compound research velocity over time. This is a collaborative role where you will work directly with researchers to identify bottlenecks and pain points. Success means researchers trust your systems to just work and find them a delight to use.

$350k - $475k

thinkingmachines

Thinking Machines Lab is seeking engineers to build the libraries and tools that accelerate research. You will own internal infrastructure, including evaluation libraries, RL training libraries, and experiment tracking platforms, to build systems that compound research velocity over time. This is a collaborative role where you will work directly with researchers to identify bottlenecks and pain points. Success means researchers trust your systems to just work and find them a delight to use.

$350k - $475k

Harvey

Harvey is transforming legal and professional services by combining agentic AI, an enterprise-grade platform, and deep domain expertise. We are seeking a Research Engineer focused on post-training to scale the process of turning expert feedback and agent traces into significantly improved models. This role involves defining and running model training experiments, interpreting results, and collaborating with internal and external partners to enhance data, environments, graders, and training methodologies. The ideal candidate is a self-manager with extensive hands-on experience training open-weight models and the engineering depth to execute and debug experiments efficiently.

$231k - $340k

Mistral AI

Mistral AI is seeking Applied Scientists and Research Engineers to drive innovative research and collaborate with clients on complex research projects. You will develop state-of-the-art models across different modalities such as text, image, and speech. By developing novel methods and research ideas, you will apply these models across a diverse set of use cases and domains. Working cross-functionally with both external and internal science, engineering, and product teams, you will deliver high-impact AI solutions that turn the needle.

Mistral AI

Mistral AI is seeking Applied Scientists and Research Engineers to drive innovative research and collaborate with clients on complex research projects. You will develop state-of-the-art models across different modalities such as text, image, and speech, applying novel methods and research ideas to diverse use cases and domains. Working cross-functionally with science, engineering, and product teams, you will deliver high-impact AI solutions. We are a dynamic, collaborative team passionate about AI and its potential to transform society, with teams distributed across France, USA, UK, Germany, and Singapore.

Mistral AI

Mistral AI is seeking an Applied AI Engineer to join their team and facilitate the adoption of their AI products among customers. This role involves collaborating with clients to address complex technical challenges, from pre-sale to post-implementation, ensuring Mistral's solutions meet and exceed expectations. The engineer will manage daily customer relations, act as a key resource in externalizing research into production settings, and work on state-of-the-art Generative AI applications across various industries. This position offers the opportunity to contribute to a pioneering company shaping the future of AI and make a meaningful impact.

Mistral AI

Mistral AI is seeking an Applied AI Engineer to facilitate the adoption of its products among customers and collaborate with them to address complex technical challenges. This role is an integral part of the Applied AI Engineering team, dedicated to driving the successful deployment of Mistral AI products. You will work hand-in-hand with customers from the pre-sale stage to post-implementation, ensuring our solutions meet and exceed client expectations.

Mistral AI

Mistral AI is seeking an Applied AI Engineer to facilitate the adoption of its products among customers and collaborate with them to address complex technical challenges. This role is an integral part of the Applied AI Engineering team, dedicated to driving the successful deployment of Mistral AI products. You will work hand-in-hand with customers from the pre-sale stage to post-implementation, ensuring our solutions meet and exceed client expectations.

Mistral AI

Mistral AI is seeking an Applied AI Engineer to join our Applied AI Engineering team. This role is integral to driving the successful deployment of Mistral AI products and building complex enterprise use cases. You will work hand-in-hand with customers from pre-sale to post-implementation, ensuring our solutions meet and exceed client expectations. You will manage customer relations involving multiple stakeholders and function as a key resource in externalizing our research in production settings, facilitating the adoption of our products and collaborating to address complex technical challenges.