LLM Jobs

LangChain is seeking a Senior Fullstack Engineer to join the LangSmith team, which builds the core platform for observability, evaluation, and production reliability of AI systems. This role offers the opportunity to shape the technical direction of the platform, working closely with enterprise customers, developer end-users, and internal stakeholders. You will lead the technical architecture and implementation of key product features, collaborating with product and design teams, and driving aggressive project timelines while maintaining high engineering standards. The position emphasizes writing clean, maintainable, and well-tested code, with a "get stuff done" attitude and strong ownership mindset.

$175k - $240k

Plaid is seeking a Senior Machine Learning Engineer to join their Fraud Data team. This role will focus on developing and deploying machine learning systems to enhance Plaid's fraud detection products. You will work across the full data science and machine learning lifecycle, from identifying new signals and experimenting with models to deploying and optimizing them in production. The goal is to continuously learn from real-world performance and customer feedback to protect customers from evolving fraud threats. You will lead projects from initial experiments through model deployment and ongoing improvement, identifying predictive patterns in Plaid's network data.

$229k - $315k

AfterQuery is an applied research lab focused on curating data solutions for foundation model development, serving frontier AI labs with the mission of making expertise widely accessible. This is a unique opportunity to join a rapidly growing company at a pivotal moment in AI. We are backed by leading investors and have a strong founding team with experience from top tech and finance companies. We are seeking exceptional undergraduate and masters students for our AI/ML Research Internship program to work on cutting-edge AI projects in advanced reasoning, computer use, and agentic models. Interns will have access to expert networks and specialized datasets, with opportunities to co-author research papers and present at leading AI conferences.

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 feedback that influences product and model roadmaps. You'll work closely with Product, Research, Partnerships, GRC, Security, and GTM teams.

$185k - $300k

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 work closely with Product, Research, Partnerships, GRC, Security, and GTM teams.

$185k - $300k

ASAPP is seeking an enterprising, talented, and curious Machine Learning Engineer to join their AI Engineering team. This role will focus on building and evaluating the core intelligence behind agentic AI systems, playing a key part in designing and owning evaluation frameworks that ensure quality, safety, and performance across complex agentic systems. The Lead Machine Learning Engineer will own and grow the evaluation platform that measures quality, safety, and performance across ASAPP's agentic AI systems, ensuring confidence in model and agent changes before they reach customers.

$170k - $190k

Observe.AI is seeking an AI Agent Engineer to lead the development and deployment of enterprise-grade Voice, Chat AI agents, and AI Copilots. This is a hands-on, customer-facing role responsible for the entire lifecycle of AI Agents, from design and integration to deployment and optimization. You will act as the primary technical partner for clients, guiding them from concept to production and ensuring the successful implementation of AI solutions.

$108k - $170k

Metal is seeking a Forward Deployed Engineer to join a strategic account at a leading private capital firm. This role involves embedding with the customer to own the entire process from scoping to production deployment of AI-driven workflows. You will bridge the gap between a top-tier investment team and their AI evolution, combining engineering expertise with customer empathy to reshape investment firm operations. This is a senior, high-autonomy position focused on delivering tangible customer outcomes.

$150k - $240k

Physical Intelligence is seeking a Software Engineer focused on AI productivity to build and deploy tools that enhance AI utilization across the company. This role involves close collaboration with various teams, including engineering, research, and operations, to identify opportunities for AI leverage and translate them into robust internal tools and workflows. The position is within the Runtime team, which focuses on core systems for operational and research efficiency, alongside engineers working on build systems, infrastructure, and developer productivity. The primary focus will be on AI tooling, making AI agents, assistants, integrations, and automation valuable across the organization.

Reflection ai

Reflection is a research lab dedicated to making intelligence open and accessible. We build open models that empower individuals to control their AI and shape its future. This role focuses on designing and operating large-scale multilingual data pipelines, ensuring the quality and effectiveness of data used for training advanced language models. You will contribute to scientific experiments aimed at improving multilingual data efficiency in large language models and develop evaluation sets to identify and address model performance gaps across different languages and domains.

NVIDIA is seeking a Distinguished Engineer to lead the new AI Safety & Security Engineering team. This role is foundational, focusing on building AI-powered tools to identify, validate, and patch software vulnerabilities. You will own the core harness architecture and establish engineering standards, guiding the program from prototypes to a production pipeline. Your technical roadmap will influence how NVIDIA designs, tests, and validates safety-critical AI systems. This position requires close collaboration with engineering managers, security partners, and evaluation teams, acting as a bridge between research and enterprise-grade software engineering. Teaching and mentorship are key components, involving design reviews and upholding high code quality and safety standards.

$320k - $489k

Ambient.ai is seeking an AI Infrastructure Software Engineer to design, build, and optimize the AI infrastructure powering their real-time intelligence platform. This role involves working on systems to run state-of-the-art deep learning models, including computer vision, large language models (LLMs), large vision models (LVMs), and multimodal AI systems, across vast amounts of video data in real time. You will focus on scaling infrastructure for inference, evaluation, and continuous model improvement, partnering closely with research scientists and product engineering teams to bring AI advancements into production.

$168k - $205k

We are seeking a Staff Engineer to build and maintain the production systems that power our AI-enabled product capabilities. This role bridges ML systems, platform engineering, and site reliability engineering, focusing on moving machine-learning models and agentic workflows from prototypes to secure, observable, and continuously deployable production systems. You will partner with various teams to create a streamlined path from experimentation to production and ensure the ongoing performance and evolution of these systems.

The Agent Capabilities team at Perplexity Computer is at the forefront of agentic AI, bridging frontier AI research with product innovation. This team builds the foundational capabilities that empower users and agents to tackle increasingly complex tasks. They are responsible for translating cutting-edge AI model breakthroughs into reusable product features, evaluating emerging model capabilities, identifying user value, and transforming these into reliable, scalable, high-quality experiences. This role offers broad ownership at the intersection of AI research, agent systems, platform engineering, and product innovation.

$220k - $405k

NVIDIA is seeking a Senior Software Engineer to specialize in Deep Learning Inference. This role involves designing, building, and optimizing GPU-accelerated software for AI applications, focusing on high-performance deep learning frameworks like SGLang and vLLM for efficient large-scale model serving and inference. You will contribute to improving these platforms, enabling the smooth deployment of advanced language models and working with the deep learning community to implement and release the latest algorithms. The work will concentrate on enhancing the performance of state-of-the-art LLM and Generative AI models across various NVIDIA accelerators, utilizing open-source tools and kernels for optimization.

$184k - $357k

Harvey is transforming legal and professional services by integrating advanced agentic AI with an enterprise-grade platform. This role offers a unique opportunity to contribute to a rapidly scaling company that is defining a new category in real-time. The team values decisiveness, simplicity, and a commitment to continuous improvement, seeking individuals who are driven to do their best work alongside like-minded professionals. The future of professional services is being shaped at Harvey, and this is just the beginning.

$231k - $340k

Commure is building the AI Operating System for healthcare, transforming how care is delivered, documented, and financed. Our platform integrates Ambient AI, intelligent Agents, and autonomous RCM processing to address the significant administrative burden in healthcare. We are at the forefront of this transformation, with a rapidly growing user base and significant market confidence, as reflected in our recent funding and industry accolades. Our team values speed, ownership, and direct impact, working closely with clinicians to ensure our technology directly improves patient care.

$180k - $230k

Parallel Wireless is seeking a hands-on technical leader to build and operate a secure local large-language-model (LLM) platform. This platform will enable engineering and business teams to leverage generative AI with proprietary company data, including source code, product documentation, and technical standards, all within a secure, company-controlled environment. This senior individual contributor role involves applied LLM engineering, platform architecture, data pipelines, security, and production operations. You will transform prototypes into a dependable internal capability by selecting and optimizing open-weight models, building permission-aware retrieval systems, creating reusable APIs and tools, integrating with existing workflows, and establishing metrics for quality, safety, latency, capacity, and business value. The role emphasizes building a trustworthy enterprise LLM solution that includes robust source grounding, access controls, repeatable evaluation, observable services, and a sustainable operating model.

Anthropic

The Safeguards ML Sampling Path team builds and operates the production services that power Claude's safety systems. These services are critical, sitting on the token generation path across every platform Claude runs on. You will be responsible for keeping p99 latency flat as traffic grows, building for robustness against dependency failures, and safely shipping changes to a system that cannot go down. This role requires a strong foundation in distributed systems and a focus on designing systems for graceful degradation.

$320k - $485k

NVIDIA is seeking software engineers for the CUDA Tile team to work on a new tile-based programming model for their GPUs. This role involves designing and implementing compiler transformations, developing MLIR-based dialects and lowering passes, and optimizing the performance of tile-based kernels across various NVIDIA GPU architectures. The work includes defining public APIs, crafting compiler and optimization techniques, and general software engineering tasks. NVIDIA is a leading technology company transforming computer graphics, PC gaming, and accelerated computing, now focusing on AI to define the next era of computing.

$152k - $242k