Find your next AI Engineering role

LangChain is seeking a GTM Engineer to act as the "First Customer" for their tools, building AI-native systems to power technical support, onboarding, and customer success. This role involves owning the technical roadmap for user support, aiming to drive case deflection and enhance the onboarding experience by creating autonomous agents that resolve complex technical issues. The ideal candidate is a builder-operator who can identify customer journey friction points and implement production-grade agentic solutions.

$160k - $180k

Mistral AI

Mistral AI is seeking a Lead Documentation Engineer to define the strategic vision for all technical documentation. This role involves structuring and standardizing technical content for quality and consistency, building and leading a team of technical writers, and collaborating closely with Product, Engineering, and Support teams. The ideal candidate will drive editorial and technical excellence, optimize tools and processes for scalable documentation, and report directly to the VP of Engineering, ensuring documentation aligns with technical and product priorities. Join Mistral AI to shape the future of AI and make a meaningful impact.

Nabla is seeking a Senior Front-End Engineer to join a cross-functional squad focused on developing high-impact user experiences across web, desktop, browser extension, and mobile interfaces. This role involves setting UI quality and performance standards, evolving the design system, architecture, and tooling. You will lead the development of complex front-end features, drive technical decisions, partner with Design to create intuitive experiences, and collaborate with Product, ML, and Back-End teams to ship full-stack features. The position also includes mentoring other engineers and contributing to team best practices. Nabla is an AI company dedicated to improving healthcare by streamlining clinical documentation and workflows, backed by significant funding and led by experienced AI engineers.

This is a rare opportunity for an early-career product manager to work at the frontier of AI infrastructure, building tools used daily by developers and AI teams at the world's most ambitious companies. Inspired by Google’s APM program, APMs at Fireworks will receive mentorship from experienced PMs while also getting rotations across both Fireworks’ product areas and tasks. This role is designed to help you develop the foundational skills of a start-up product leader: rigorous thinking, user empathy, technical depth, and cross-functional leadership.

Harvey

Harvey is transforming how legal and professional services operate by combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise. This role is a rare chance to help build a generational company at a true inflection point, with strong product-market fit and world-class investor support. The team moves fast, takes ownership, and is deeply committed to the mission, operating with intensity and pushing for excellence. We are looking for experienced frontend engineers to help build and evolve Harvey’s frontend platform—the systems, tools, and abstractions that enable our engineering team to ship high-quality product experiences quickly and consistently. This team focuses on developer experience, performance, reliability, and scalability across our frontend stack, creating shared foundations that power all of Harvey’s user-facing applications.

$193k - $290k

Crusoe Cloud is revolutionizing high-performance computing by offering sustainable, low-cost GPU compute power. As a Senior Manager, Customer Support, you will play a crucial role in empowering our customers to leverage this technology for groundbreaking advancements in fields like AI/ML, physics simulations, and computational biology. You will be the primary point of contact for technical support, ensuring our customers can seamlessly utilize Crusoe Cloud to achieve their goals. This role directly impacts Crusoe's mission by enabling our customers to accelerate their research and development, contributing to a more sustainable future. You will be involved in exciting projects, working with cutting-edge technologies and collaborating with a talented team to solve complex challenges. The ideal candidate is a highly motivated and experienced technical professional with a passion for customer success, a deep understanding of cloud technologies, and a commitment to Crusoe's values. You are invited to join and lead the Crusoe Customer Support Team full of highly talented, driven team members who care deeply about the success of our customers. One of our key priorities is to scale our Support Team’s ability to resolve deeply technical issues and support complex customers and workflows. That’s why we’re searching for a Support Engineering Manager to grow and shape the future of Support Engineering at Crusoe. This role is not a traditional Support Manager position. We’re looking for someone who has technical depth, is confident diving into complex systems, and can mentor others on complex problem solving.

$205k - $250k

Cohere

Cohere is seeking a Lead Member of Technical Staff to join the Model Serving team. This role will provide technical leadership across multiple teams, driving the architecture and strategy for deploying optimized NLP models to production in low latency, high throughput, and high availability environments. You will be responsible for developing, deploying, and operating the AI platform that delivers Cohere's large language models through easy-to-use API endpoints. The ideal candidate will have a strong background in leading the design of high-performance, scalable, and reliable machine learning systems and will serve as a key point of contact for customers, leading the design of customized deployments and mentoring engineers.

Harvey

Harvey is transforming how legal and professional services operate by combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise. This is a rare chance to help build a generational company at a true inflection point, scaling fast and defining a new category. The work is ambitious, the bar is high, and the opportunity for growth is unmatched. As a Staff Software Engineer on the Core Infrastructure team, you will play a critical role in designing and building new infrastructure systems while scaling and strengthening existing ones. Our infrastructure powers every user interaction with Harvey, processing billions of prompt tokens and millions of daily requests across our global legal AI platform. You'll work in an environment balanced between innovation and operational excellence, ensuring Harvey remains resilient and efficient as it scales products, regions, customers, and usage. Your contributions will directly impact the reliability, scalability, and security of our platform.

$201k - $264k

Harvey

Harvey is transforming how legal and professional services operate by combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise. This is a rare chance to help build a generational company at a true inflection point, scaling fast and defining a new category. The work is ambitious, the bar is high, and the opportunity for growth is unmatched. The team moves fast, takes ownership, and is deeply committed to the mission, operating with intensity and pushing for excellence. As a Staff Software Engineer on the Core Infrastructure team, you will play a critical role in designing and building new infrastructure systems while scaling and strengthening existing ones. Your contributions will directly impact the reliability, scalability, and security of our platform as we serve the world's leading law firms and professional service providers.

$236k - $290k

OpenAI

We are seeking a software engineer to help build the platform that qualifies and optimizes inference workloads across heterogeneous compute environments. You will develop both OpenAI-hosted services and secure partner-side software for running long-lived optimization workflows. These workflows generate candidate kernels, runtime configurations, and serving-stack changes; compile and execute them on target hardware; verify their correctness; measure their performance; and use the results to guide further optimization. You will work across model architecture, distributed execution, compilers, runtimes, networking, and accelerator systems. A central part of the role is turning research prototypes and one-off hardware bring-up efforts into reliable, reusable infrastructure with clear contracts, reproducible results, strong observability, and well-defined security boundaries.

OpenAI

OpenAI is seeking a hands-on Engineering Manager to lead a small, fast-moving team focused on building AI-powered automation systems that redefine how work is done across the company. This role is at the intersection of applied AI, research, and product engineering, where you will lead a team that builds systems capable of learning from humans and handling real workloads across various departments like sales, support, and finance. You will operate in a highly iterative environment, deploying systems directly to internal users, gathering rapid feedback, and evolving solutions in real time. This is a high-ownership role for someone excited about building 0→1 systems, working closely with customers, and shaping the future of AI in operational work at scale.

Mistral AI

Mistral AI is seeking an Applied Scientist with deep expertise in engineering sciences to work at the forefront of AI-accelerated simulation. This role involves collaborating with industrial customers and internal research teams to build and deploy AI Physics Models, complementing our existing Large Language Models (LLMs). You will be involved in the entire process, from curating high-fidelity simulation datasets and training/evaluating models to delivering production-grade AI solutions directly to engineering teams. The target domains include computational fluid dynamics, structural mechanics, semiconductor design, multi-physics modeling, and digital twins. Working cross-functionally, you will ensure our models meet stringent engineering standards beyond just benchmark metrics.

LangChain is seeking a Deal Strategy & Operations Manager to join our growing Deal Strategy & Operations team. This role is a critical partner to our EMEA sales organization, focused on enabling efficient deal execution while upholding pricing integrity and revenue quality. You will review and structure non-standard SaaS contracts, evaluate pricing requests, and collaborate cross-functionally with Sales, Finance, and Legal to expedite deal approvals. Ensuring all deals are accurately configured in our CPQ system, comply with revenue recognition standards, and align with company policies is key. This is an excellent opportunity to gain exposure to the full revenue lifecycle and directly impact our ability to close deals quickly.

£105k - £120k

Harvey

Harvey is transforming legal and professional services by combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise. We are building a generational company at an inflection point, scaling fast and defining a new category. The AI Platform team builds the foundational model layer and agent infrastructure that determines the quality of work our agents deliver. This team is early and has significant opportunities to shape the future of AI at Harvey, impacting everything from model routing and agent architecture to context management and evaluation.

$231k - $340k

Baseten is seeking a highly impactful individual to lead the Voice AI product area, owning the end-to-end development and implementation of their in-house inference stack for Voice AI models. This role involves partnering closely with various engineering teams to push the boundaries of Voice AI, making a significant impact on industries like productivity, customer service, and education. You will be responsible for bringing state-of-the-art open-source models into production, focusing on optimizing model serving for latency, throughput, and GPU efficiency, and building large-scale, real-time infrastructure for multi-model voice agents.

Perplexity is seeking a Member of Technical Staff (Software Engineer, Monetization) to own the critical billing platform and monetization systems that power their agentic AI products, including Computer. This role is foundational to Perplexity's revenue streams, responsible for metering agent actions, enforcing credit budgets, and settling costs. You will design and build abstractions that enable product teams to easily introduce new SKUs, run pricing experiments, and convert users to paying customers, ensuring all revenue paths are reliable, observable, and extensible across subscriptions, usage-based billing, and enterprise contracts.

Mistral AI

Mistral AI is seeking an Applied AI Engineer to join its specialized unit focused on delivering high-impact, secure AI solutions for critical and sovereign institutions. This team works closely with clients in highly regulated environments to design, deploy, and maintain AI systems that meet stringent standards for reliability, security, and operational excellence. The role involves technical design, implementation, and deployment of AI solutions tailored to the unique needs of critical infrastructure and sovereign institutions, contributing directly to projects with significant societal and operational impact.

Perplexity is seeking builders to join its highly leveraged engineering team to create innovative products that accelerate human productivity. As an engineer, you will build products and systems that define how AI empowers humans to think, decide, and act. You will ship fast and work across product, infrastructure, and frontier-level advancements in technology, focusing on craftsmanship, ownership, entrepreneurship, scholarship, and partnership. This role is for individuals who identify problems, design solutions, and ship them, acting with urgency and a founder's mindset to deliver for users.

Abridge

Abridge is seeking Clinician Scientists to advance the development of its AI-powered clinical tools. This role requires a blend of deep clinical expertise and a background in AI, focusing on shaping AI-driven tools to ensure accuracy and quality for clinicians and patients. You will collaborate closely with engineers, researchers, product managers, and fellow clinicians to refine AI models, validate outputs, and create new functionalities that enhance documentation workflows.

Replit

Replit is seeking a Software Engineer to join their Developer Experience team. This role focuses on accelerating engineering velocity and reducing friction within Replit's development workflows. You will be responsible for stewarding codebases, tooling, and developer workflows, directly impacting every engineer at Replit. The position combines technical depth in a complex codebase with a product mindset to understand how infrastructure decisions affect developer productivity and customer value. You will also collaborate with the AI team to enhance the internal AI platform, which currently generates over 60% of merged PRs, and help shape its future strategy.

Mistral AI

Mistral is seeking highly motivated Data Quality Specialists to join our Human Data Annotation team. This hybrid role involves reviewing and auditing code annotations against rubrics to ensure high-quality data for AI model training and evaluation. You will also be responsible for building, maintaining, and troubleshooting the internal tooling that annotators use daily. This position offers the opportunity to collaborate closely with annotators, technical program managers, and engineering stakeholders, contributing to the refinement of guidelines and processes that shape data production.

Reflection ai

Reflection is a research lab dedicated to making intelligence open and accessible. We build open-weight models that empower users to control their AI and shape its future. As a core member of the Applied AI team, you will drive model fine-tuning and evaluations for enterprise customers. This role involves adapting our open-weight models for specific customer domains, tasks, and constraints, working hands-on with customer data, running fine-tuning workflows, building evaluation harnesses, and deploying adapted models to production. You will collaborate directly with customers to understand their needs and with research teams to advance the possibilities of AI.

Mistral AI

Mistral AI is seeking a Research Engineer focused on Data Infrastructure to build and operate the next generation of our data systems. This role involves designing and scaling massive compute fleets and storage systems for high performance and scalability. You will contribute to a future of decoupled control and data planes, scaling big data compute and storage platforms while ensuring secure and governed data access for MLOps and research. The position requires full lifecycle ownership, from architecting migrations away from legacy orchestrators to implementing production-grade pipelines and participating in on-call rotations for critical training jobs.

OpenAI

OpenAI's Forward Deployed Engineering team partners with customers to turn research breakthroughs into production systems, operating at the intersection of customer delivery and core platform development. Forward Deployed Engineers (FDEs) lead complex end-to-end deployments of frontier models in production alongside our most strategic customers. You will own discovery, technical scoping, system design, build, and production rollout, partnering directly with customer engineering and domain teams. Success will be measured through production adoption, measurable workflow impact, and eval-driven feedback that influences product and model roadmaps. You'll collaborate closely with Product, Research, Partnerships, GRC, Security, and GTM teams.

Sierra is building a platform to enable companies to create better, more human customer experiences with AI. As a Forward Deployed Infrastructure Engineer, you will be a founding member responsible for the end-to-end lifecycle of customer deployments. You will work directly with enterprise clients to architect, deploy, upgrade, and manage Sierra's AI platform infrastructure, ensuring it meets their specific security, compliance, and operational needs. This role involves defining scalable and repeatable deployment standards, tooling, and processes, and collaborating closely with Engineering, Product, Sales, and Customer Success teams to manage complex customer engagements.

Poolside is building a company to create Artificial General Intelligence, aiming to accelerate software development through agentic systems, coding assistants, and frontier models. This role is part of the Applied Research team, focused on transforming pre-trained Large Language Models (LLMs) into well-aligned and highly capable AI systems specifically for coding and software development. You will be involved in building data pipelines and environments for agentic use cases, researching and implementing post-training algorithms, and designing experiments to test hypotheses, with access to significant GPU resources.

Cartesia is pioneering new AI model architectures, inspired by human learning and interaction. Our mission is to build AI that learns from and interacts with the world. We are seeking a Technical Account Manager to lead the post-sale technical relationship with enterprise customers, guiding them from contract signing through production and ongoing growth. This role is crucial for driving customer success, resolving technical challenges, and expanding product adoption within their accounts.

Perplexity is seeking product managers to join a small, highly leveraged team focused on building innovative products that accelerate human productivity. Building on the success of Computer, a defining product for the new era of agentic AI, we are transforming how millions of users interact with AI for research, shopping, investing, and curiosity, moving towards a paradigm where AI translates knowledge into action. Product managers will collaborate closely with design and engineering, concentrating on the core Computer and search experience. The ideal candidate will possess strong communication and writing skills, the ability to envision innovative technology, and a drive to reimagine work for greater efficiency and creativity. A passion for a specific industry, where you can act as a domain expert and drive innovation, is highly valued.

Harvey

Harvey is transforming how legal and professional services operate by combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise. This role offers a chance to help build a generational company at an inflection point, with strong product-market fit and investor support. The team moves fast, takes ownership, and is committed to the mission, operating with intensity and pushing for excellence. As a Product Backend Engineer, you will design and operate the backend systems that turn cutting-edge AI capabilities into seamless, dependable product experiences. You'll build secure, multi-tenant services, orchestrate interactions with LLMs and agentic tools, and help define the backend architecture that powers Harvey’s rapidly expanding product surface. Your work will have immediate business and customer impact as you ship the foundational systems behind our next generation of AI products.

Cohere

Cohere is seeking an Engineering Manager to lead their Deployment Engineering team in EMEA. This is a hands-on leadership role where you will manage a team of Forward Deployed Engineers responsible for deploying Cohere's North platform into customer environments. You will drive end-to-end deployments, take ownership of customer technical implementation, and collaborate with Product, Engineering, and Sales teams. The role requires mentoring the team on cloud infrastructure, Kubernetes, and enterprise-grade deployments, as well as optimizing performance and defining scaling guidelines for compute resources.

As a Software Engineer on Applied AI, you will build, deploy, and operate systems that bridge frontier AI research and data delivery. This is a high-ownership, deeply technical role where you will tackle ill-defined problems, prototype rapidly with researchers and customers, and transition systems from early experiments to reliable, scalable production. You will manage projects end-to-end, including requirements gathering, creating data pipelines, and enhancing model-adjacent infrastructure, while collaborating with frontier AI labs and internal teams to deliver impactful applied AI solutions.

OpenAI

OpenAI is seeking Senior and Staff Engineers to join the ChatGPT Infrastructure team. This role focuses on designing and building the foundational infrastructure systems that power ChatGPT, enabling rapid iteration and development without compromising performance or reliability. You will create shared systems, data paths, rollout mechanisms, and reliability guardrails that allow other engineering teams to ship changes at scale. This is a platform-building role where you will define interfaces, develop core abstractions, and create tooling to ensure safe and fast iteration, reduce friction, prevent regressions, and improve performance as the product grows.

Replit

Replit is seeking a Partnerships Lead, GSIs to build and scale relationships with the world's largest systems integrators. This high-impact role sits at the intersection of channel strategy, enterprise go-to-market, and ecosystem development, focusing on turning GSI relationships into a significant revenue channel. You will own how Replit engages with major GSIs, developing programs, partnerships, and co-sell motions. The ideal candidate understands the inner workings of GSIs, including their practice models, incentives, and organizational structures, and can establish the trust and commercial frameworks necessary to position Replit as a key platform in their delivery stack.

AI needs a new infrastructure layer, and this role is central to building it at Modal. We are seeking an Infrastructure Security Engineer to design and secure the core systems powering our platform. This position emphasizes building security directly into our infrastructure, covering aspects like container isolation, orchestration, identity, and secrets management within a multi-tenant, cloud-native environment. You will collaborate closely with engineering teams to establish secure primitives and ensure the platform's resilience, scalability, and trustworthiness by design. This is a hands-on, deeply technical role focused on practical implementation rather than compliance or policy.

Replit

Replit is seeking an Enterprise Account Manager in London to drive customer retention, expansion, and success on their agentic software creation platform. This role is ideal for individuals with SaaS Customer Success or Account Management experience, and a technical background or prior experience with developer tools. You will be responsible for managing a portfolio of assigned customers, ensuring their satisfaction, and helping them maximize value from Replit's AI-powered platform. This is a unique opportunity to leverage client-facing skills and a passion for customer success and AI to drive sustainable revenue growth.

AI needs a new infrastructure layer, and we're building it at Modal. We are looking for strong engineers with experience in making ML systems performant at scale. If you are interested in contributing to open-source projects and Modal’s container runtime to push language and diffusion models towards higher throughput and lower latency, we’d love to hear from you!

Crusoe is seeking a Staff Corporate Security Engineer to serve as the principal architect for our corporate security posture. This role involves moving beyond tactical tool management to design high-assurance, preventative systems that safeguard our identity perimeter, global network, and SaaS ecosystem. As a senior technical leader, you will build a "Secure by Default" environment where security is seamlessly embedded into the employee experience, ensuring our AI-first cloud infrastructure is protected.

$210k - $255k

OpenAI

OpenAI is building the infrastructure foundation for the next generation of AI. The Data Center Engineering team defines the strategy, reference architectures, technical requirements, and delivery standards for the large-scale data centers that support OpenAI research, products, and infrastructure partners. As a Data Center Controls Network Engineer, you will design, validate, and scale the controls and OT network architectures that support high-density AI data centers. You will work across controls systems, OT infrastructure, telemetry, commissioning, deployment, and operations, partnering with mechanical, electrical, IT/networking, security, and external delivery teams. We are seeking a mid to senior OT Network Engineer with a strong controls systems background to lead the design and operation of resilient, secure, and scalable OT network architectures for high-density AI data centers. This role translates compute, power, cooling, and operational requirements into practical OT network designs, evaluates vendor solutions, and drives technical decisions across controls infrastructure, telemetry, commissioning, and operations. The ideal candidate has strong hands-on experience in mission-critical OT environments, including industrial networking, virtualized infrastructure, and OT network operations, with expertise in routing, switching, segmentation, firewall policy, time synchronization, monitoring, and network lifecycle support.

Replit

Replit is seeking a skilled PSIRT Engineer to lead its vulnerability response program for its cloud-native AI platform. This role involves managing the entire lifecycle of security vulnerabilities, from intake and validation to remediation coordination and public disclosure. The ideal candidate will possess strong technical skills to reproduce vulnerabilities, a deep understanding of web, application, and cloud exploit classes, and experience with bug bounty and coordinated disclosure programs. You will collaborate closely with various engineering and security teams to ensure timely fixes and responsible communication.

Black Forest Labs is seeking a Staff / Senior Individual Contributor to pioneer the integration of vision-language models (VLMs) directly into their advanced generative AI systems, like FLUX. This role focuses on developing novel VLM approaches and architectures, rather than just applying existing ones. You will explore how vision and language representations inform each other, how multimodal understanding enhances generation quality, and how to deploy these capabilities at scale. The ideal candidate will have a proven track record of pretraining or significantly advancing a VLM that has been deployed or publicly released.

€130k - €340k