"layer 4" Jobs

378 open tech roles matching “layer 4”, taken straight from company career pages — not reposted from other job boards. Most in demand right now: Python, AI/ML, TypeScript. Every listing is re-checked daily and closed roles are removed.

Showing 20 of 378 results

Atoms

Join Picnic as a Senior Software Engineer to architect and scale backend systems for a fast-growing startup focused on improving workplace lunch experiences.

Atoms New York, NY $176k–$242k/yr Published 1 month ago
Flexible on stack
Anthropic

Join Anthropic as an Operating Systems Security Engineer to enhance OS security for AI workloads in a collaborative environment.

Anthropic San Francisco, CA | New York City, NY | Seattle, WA $320k–$405k/yr Published 2 months ago
Flexible on stack
Allium

Transform fragmented on-chain data into meaningful abstractions as a Blockchain Data Wizard at Allium.

Allium New York Published 4 years ago
Cape

Be the first Technical Program Manager at Cape, streamlining workflows and empowering engineering teams in a privacy-first mobile carrier.

Cape New York, NY $170k–$190k/yr Published 5 months ago
OP Labs

Join OP Labs as a Blockchain Solutions Architect to drive enterprise adoption of the Optimism blockchain technology.

OP Labs New York Published 5 months ago
Anthropic
Anthropic San Francisco, CA | New York City, NY | Seattle, WA $320k–$485k/yr Published 8 months ago
Faire

Join Faire as a Marketing Engineer to build and own marketing systems that empower marketers to operate independently.

Faire New York City, NY; San Francisco, CA $176k–$242k/yr Published 1 week ago
Flexible on stack
Headway

Join Headway as a Staff Software Engineer to build intelligent systems that enhance mental healthcare access and quality.

Headway New York, NY $264k–$330k/yr Published 3 months ago
Flexible on stack
PermitFlow

Lead product development at PermitFlow, shaping AI-powered solutions for the construction industry.

PermitFlow New York City, NY Published 1 month ago
Rain

Join Rain as a Senior Product Manager to lead the onchain product strategy in a fast-growing blockchain payments platform.

Rain New York, NY Published 1 month ago
Coreweave

Join CoreWeave as a Technical Support Engineer to support and maintain GPU infrastructure for AI workloads across multiple data centers.

Coreweave Sunnyvale, CA / San Francisco, CA / Bellevue, WA / New York, NY $99k–$132k/yr Published 1 week ago
Pallet

Join Pallet as a Senior/Staff Platform Engineer to build security foundations for AI-driven logistics systems in a fast-growing company.

Pallet San Francisco or New York $195k–$265k/yr Published 5 months ago
Flexible on stack 70% coding
Cape

Join Cape as a Security Engineer to enhance product security and reduce risks in AWS cloud environments.

Cape Remote USA $200k–$255k/yr Published 5 months ago
Flexible on stack
Coreweave

Lead the design of distributed systems for security products at CoreWeave, ensuring high availability and scalability.

Coreweave New York, NY / Sunnyvale, CA $227k–$303k/yr Published 2 weeks ago
Flexible on stack
UniSwap

Join Uniswap as a Staff Backend Engineer to lead technical initiatives and shape the future of crypto technology.

UniSwap New York $207k–$259k/yr Published 6 months ago
Flexible on stack
Coreweave
Coreweave New York, NY / Sunnyvale, CA $153k–$242k/yr Published 1 year ago
Coreweave

Shape security observability and detection capabilities as a Senior Software Engineer on the Security Infrastructure team.

Coreweave New York, NY, United States $153k–$204k/yr Published 3 days ago
Flexible on stack
Anthropic

Join Anthropic as a Staff+ Software Engineer to build a managed caching service that enhances performance across AI systems.

Anthropic San Francisco, CA | New York City, NY | Seattle, WA $320k–$485k/yr Published 2 months ago
Flexible on stack
Adaptive Security

Join Adaptive Security as a Product Manager to lead the development of innovative cybersecurity solutions in a fast-paced startup environment.

Adaptive Security NYC Published 6 days ago
Hatch

Join Hatch as a Forward Deployed Engineer to build AI-driven voice solutions while working closely with clients in a hybrid NYC environment.

Hatch New York City $144k–$200k/yr Published 1 month ago
Flexible on stack 70% coding