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Meet Lambda

Lambda is a privately held AI infrastructure company founded in 2012 and headquartered in San Francisco, California. It provides GPU cloud computing and supercomputing infrastructure for artificial intelligence training and inference. Its products include on-demand GPU instances, dedicated GPU clusters, large-scale AI supercomputers, and managed Kubernetes infrastructure. Lambda uses NVIDIA accelerators, high-speed networking, and specialized data center systems to support computationally intensive workloads. Its customers include AI researchers, startups, enterprises, frontier AI laboratories, and hyperscale cloud providers. The company helps organizations access and scale GPU computing resources without purchasing and managing large hardware installations. Its infrastructure supports model experimentation, fine-tuning, distributed training, and production inference.View more

Lambda is a privately held AI infrastructure company founded in 2012 and headquartered in San Francisco, California. It provides GPU cloud computing and supercomputing infrastructure for artificial intelligence training and inference. Its products include on-demand GPU instances, dedicated GPU clusters, large-scale AI supercomputers, and managed Kubernetes infrastructure. Lambda uses NVIDIA accelerators, high-speed networking, and specialized data center systems to support computationally intensive workloads. Its customers include AI researchers, startups, enterprises, frontier AI laboratories, and hyperscale cloud providers. The company helps organizations access and scale GPU computing resources without purchasing and managing large hardware installations. Its infrastructure supports model experimentation, fine-tuning, distributed training, and production inference.

Founded
2012
Company stage
Not known
Headquarters
San Francisco, USA

Why work here

Lambda offers opportunities to work on GPU computing infrastructure supporting AI model training and inference. Its products involve large GPU clusters, distributed systems, cloud orchestration, high-performance networking, and data center engineering. The company announced more than $1.5 billion in Series E equity funding in November 2025 and continues expanding its computing infrastructure. Its public documentation identifies technologies including NVIDIA CUDA, PyTorch, Kubernetes, Slurm, Docker, and JAX. Engineers can work on problems involving GPU utilization, distributed training, cluster reliability, and infrastructure scalability. Lambda's leadership includes executives with experience in telecommunications, cloud infrastructure, and enterprise technology. Available careers span engineering, product, security, infrastructure, finance, and operations. Compensation, benefits, and workplace arrangements vary by position and location.Read more

Lambda offers opportunities to work on GPU computing infrastructure supporting AI model training and inference. Its products involve large GPU clusters, distributed systems, cloud orchestration, high-performance networking, and data center engineering. The company announced more than $1.5 billion in Series E equity funding in November 2025 and continues expanding its computing infrastructure. Its public documentation identifies technologies including NVIDIA CUDA, PyTorch, Kubernetes, Slurm, Docker, and JAX. Engineers can work on problems involving GPU utilization, distributed training, cluster reliability, and infrastructure scalability. Lambda's leadership includes executives with experience in telecommunications, cloud infrastructure, and enterprise technology. Available careers span engineering, product, security, infrastructure, finance, and operations. Compensation, benefits, and workplace arrangements vary by position and location.

Open jobs
55 open jobs
Notable investors
TWG Global, US Innovative Technology Fund

Tech stack

Python

PyTorch

TensorFlow

JAX

NVIDIA CUDA

NVIDIA NCCL

NVIDIA cuDNN

Kubernetes

Slurm

Docker

Ubuntu

JupyterLab

dstack

Key people

9 people
Stephen BalabanCo-Founder and Chief Technology OfficerView bio

Stephen Balaban co-founded Lambda in 2012 and served as CEO until May 2026, when he became Chief Technology Officer. He studied computer science and economics at the University of Michigan and previously worked on neural network technology at Perceptio. He has published machine learning research and helped establish Lambda's GPU computing infrastructure. As CTO, he leads technology strategy and architecture.

Michael BalabanCo-Founder and Chief Product OfficerView bio

Michael Balaban co-founded Lambda in 2012 and serves as Chief Product Officer. He studied computer science and discrete mathematics at the University of Michigan. His previous experience includes software engineering at Nextdoor. He helped develop Lambda's computing infrastructure and engineering capabilities and now leads product strategy and execution across its AI cloud services.

Michel CombesChief Executive OfficerView bio

Michel Combes became Lambda CEO in May 2026. His previous executive experience includes leadership roles at SoftBank Group International, Sprint, Alcatel-Lucent, and Altice. He leads Lambda's corporate strategy, infrastructure expansion, and business operations as the company develops large-scale AI computing facilities.

Charles FisherChief Financial OfficerView bio

Charles Fisher joined Lambda as CFO in February 2026. He previously served as CFO of Turo and held senior corporate finance responsibilities at Charter Communications. He oversees Lambda's financial strategy, capital formation, and financing for large-scale GPU infrastructure investments.

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Leonard SpeiserChief Operating OfficerView bio

Leonard Speiser is Lambda's Chief Operating Officer. He previously co-founded Clover and served as its CEO. His experience includes technology operations, product development, and scaling software and hardware businesses. He oversees Lambda's operational execution as the company expands its AI infrastructure.

Dave WardPresident, Product and EngineeringView bio

Dave Ward leads Lambda's product and engineering organization. His responsibilities include engineering execution, product development, and the technical capabilities supporting Lambda's cloud computing platform. His role connects product strategy with the delivery of large-scale AI infrastructure.

Robert Brooks IVChief Commercial OfficerView bio

Robert Brooks IV is Lambda's Chief Commercial Officer. He joined the company in 2018 and helped expand its commercial organization and enterprise customer relationships. He leads commercial strategy, sales, and partnerships with AI laboratories, enterprises, and hyperscale customers.

David ConnollyChief Legal OfficerView bio

David Connolly serves as Lambda's Chief Legal Officer. He previously held legal leadership positions at Playfly Sports and Altice. His responsibilities include corporate legal strategy, governance, commercial agreements, and legal matters associated with infrastructure development and financing.

Jerry HunterVice Chairman, Compute DeliveryView bio

Jerry Hunter joined Lambda in February 2026 as Vice Chairman of Compute Delivery and an adviser to the board. He previously served as Chief Operating Officer at Snap and held infrastructure leadership responsibilities at Amazon and Sun Microsystems. He advises Lambda on large-scale infrastructure delivery and operational expansion.

Latest company news

7 stories

Lambda moves its corporate website to lambda.com

Lambda

Lambda announced that its primary corporate website had moved from lambda.ai to lambda.com. The company stated that existing customer services, accounts, contracts, and support arrangements would remain unchanged.

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Lambda announces planned $33.1 billion data center investment in Alabama

Lambda

Lambda announced plans for the Red Clay Technology Center Campus in Lowndes County, Alabama. The proposed project represents an estimated $33.1 billion investment and is expected to create more than 1,000 construction jobs during development.

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Lambda introduces identity and access management for its GPU cloud

Lambda

Lambda introduced identity and access management capabilities for its cloud platform, including role-based access control, user groups, service identities, workspace permissions, and audit logging.

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Lambda announces NVIDIA Run:ai integration plans

Lambda

Lambda announced plans to integrate the open-source NVIDIA Run:ai platform with its managed Kubernetes service. The integration aims to improve GPU workload scheduling and resource utilization.

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Lambda closes $1 billion senior secured financing facility

Lambda

Lambda announced a $1 billion delayed-draw debt financing facility to support GPU infrastructure for contracted customer deployments. The financing is separate from the company's equity investment rounds.

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Lambda appoints Michel Combes as Chief Executive Officer

Lambda

Lambda announced that Michel Combes would become CEO, co-founder Stephen Balaban would transition to CTO, and Michael Balaban would become Chief Product Officer. The leadership changes support the company's expansion into large-scale AI infrastructure.

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Lambda raises more than $1.5 billion in Series E funding

Lambda

Lambda announced more than $1.5 billion in Series E equity financing led by TWG Global, with participation from the US Innovative Technology Fund and existing investors. The financing supports development of large-scale AI computing infrastructure.

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Jobs at Lambda

55 open roles
View all jobs at Lambda