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Jobs at RadixArk
18 open roles read nightly from companies’ own hiring pages. Each one links to the original ad.
1–18 of 18 jobs
RadixArk · Palo Alto, California, United States +1
On-siteFull-timeLead / staff$200K – $400K a yearEngineeringRadixArk is looking for a Member of Technical Staff — Backend/API Platform Engineer to build the API layer, control plane, and platform services that power SGLang and Miles in production. You'll design and implement the REST/gRPC APIs, authentication systems, multi-tenancy…
Exceptional Talent
6 weeks agoRadixArk · Palo Alto, California, United States +2
On-siteFull-timeWe hire exceptional people, not rigid job descriptions. If you're operating at a level that doesn't fit our existing roles, apply here. Experience match doesn't matter — exceptional winning does.
RadixArk · Palo Alto, California, United States +1
On-siteFull-timeLead / staff$200K – $400K a yearRadixArk is seeking a Member of Technical Staff - Inference-Multi-Hardware to push the limits of performance for frontier AI systems.
Member of Technical Staff — Developer Experience
3 months agoRadixArk · Palo Alto, California, United States +1
On-siteFull-timeLead / staff$200K – $400K a yearEngineeringRadixArk is seeking a Developer Advocate to build and engage our technical community around SGLang, Miles, and our open source infrastructure. SGLang already has 30K+ GitHub stars and serves billions of tokens daily across leading AI companies and research labs, and we're…
Member of Technical Staff — Developer Technology
3 months agoRadixArk · Palo Alto, California, United States +1
On-siteFull-timeLead / staff$200K – $400K a yearEngineeringRadixArk is seeking a Member of Technical Staff, Developer Technology (DevTech) to make LLM inference and training dramatically faster, cheaper, and more accessible on modern GPU hardware. Our systems sit at the center of how modern AI is served and trained: SGLang is a…
Product Marketing Manager
4 months agoRadixArk · Palo Alto, California, United States +1
On-siteFull-timeManager$160K – $300K a yearMarketingRadixArk is seeking a Product Marketing Manager to own how SGLang, Miles, and our open source infrastructure are positioned and perceived across the market. SGLang already has 20K+ GitHub stars and serves billions of tokens daily across leading AI companies and research labs,…
Business Development
5 months agoRadixArk · Palo Alto, California, United States +1
On-siteFull-time$160K – $300K a yearSalesWe're looking for a Business Development Lead to build the BD function at RadixArk from the ground up. The BD team is the institutional memory of this company — maintaining active relationships across every customer we've touched, detecting signals early, and ensuring nothing…
Member of Technical Staff — Performance
5 months agoRadixArk · Palo Alto, California, United States +1
On-siteFull-timeLead / staff$200K – $400K a yearRadixArk is hiring a Member of Technical Staff — Performance in Palo Alto, CA — someone who can push LLM inference and training systems to the limit across real production workloads.
Member of Technical Staff — Product
6 months agoRadixArk · Palo Alto, California, United States +1
On-siteFull-timeLead / staff$200K – $400K a yearProductRadixArk is seeking experienced product-focused engineers to join our team in building the developer-facing surfaces of our inference and training infrastructure. As a Member of Technical Staff — Product, you will partner closely with our Product Managers, research scientists,…
Technical Program Manager
6 months agoRadixArk · Palo Alto, California, United States +1
On-siteFull-timeMid level$160K – $300K a yearOperationsAs a Technical Program Manager at RadixArk, you'll drive the execution of complex, cross-functional programs across our inference and training infrastructure. You'll partner closely with Product Management, Research, and Engineering to turn ambitious technical roadmaps into…
RadixArk · Palo Alto, California, United States +1
On-siteFull-timeLead / staff$200K – $400K a yearEngineeringRadixArk is hiring a Member of Technical Staff — CI / Infrastructure to own the infrastructure that keeps SGLang moving. Our CI system runs 300+ GPU tests across NVIDIA, AMD, Intel, and Ascend hardware pools, gating every commit to one of the fastest-growing open-source LLM…
RadixArk · Palo Alto, California, United States +1
On-siteFull-timeLead / staff$200K – $400K a yearMarketingRadixArk is seeking a Member of Technical Staff — Kernel / Compiler / Communication to push the limits of performance for frontier AI systems.
Member of Technical Staff — Training
8 months agoRadixArk · Palo Alto, California, United States +1
On-siteFull-timeLead / staff$200K – $400K a yearAs a Member of Technical Staff, Training, you will design, build, and operate the distributed systems behind large-scale model post-training — spanning training, inference, and orchestration, with a focus on the performance, correctness, scalability, and reliability of…
RadixArk · Palo Alto, California, United States +1
On-siteFull-timeLead / staff$200K – $400K a yearRadixArk is seeking a Member of Technical Staff — Inference-Multimodal & Diffusion to advance the frontier of generative modeling.
RadixArk · Palo Alto, California, United States +1
On-siteFull-timeLead / staff$200K – $400K a yearRadixArk is seeking a Member of Technical Staff — Inference to push the limits of large-scale AI inference.
RadixArk · Palo Alto, California, United States +1
On-siteFull-timeLead / staff$200K – $400K a yearEngineeringRadixArk is looking for a Member of Technical Staff Cluster Infrastructure to architect and scale the core compute platform that powers frontier-level AI training and inference.
Product Manager
9 months agoRadixArk · Palo Alto, California, United States +1
On-siteFull-timeMid level$160K – $300K a yearProductDefine, prioritize, and drive the product roadmap for inference and training infrastructure.; Stay ahead of AI trends, including new model architectures, hardware optimizations, and open-source developments.; Balance qualitative insights (partner feedback, community…
Member of Technical Staff — Inference-TPU
10 months agoRadixArk · Palo Alto, California, United States +1
On-siteFull-timeLead / staff$200K – $400K a yearRadixArk is looking for a Member of Technical Staff — TPU Systems to build high-performance inference and training systems using JAX, XLA, and Pallas. You'll push model workloads to their limits on TPU hardware, working on SGLang-JAX and other critical infrastructure that…
Updated 06 Nov 2026 09:37 UTC from the OptiTalent job library.