Zero Knowledge (ZK) Jobs

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Job Position Company Posted Location Salary Tags

Nexus

San Francisco, CA, United States

$126k - $127k

Nexus

San Francisco, CA, United States

$98k - $120k

Nexus

San Francisco, CA, United States

$98k - $106k

Raiku

London, United Kingdom

$90k - $112k

Polygon Labs

United States

$72k - $100k

Nexus

San Francisco, CA, United States

$105k - $180k

Aztec

Remote

$72k - $77k

Aztec

Remote

$81k - $95k

Logos

New York, NY, United States

$63k - $68k

Vac

New York, NY, United States

$63k - $68k

Starkware

Remote

$175k - $240k

Sphere

United States

$103k - $195k

Sphere

United States

$90k - $115k

Polar Bear Systems.

United States

$175k - $240k

Nexus

San Francisco, CA, United States

$81k - $150k

Nexus
$126k - $127k estimated
California San Francisco United States
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About Nexus

Nexus is building a world supercomputer by leveraging the latest advancements in AI, cryptography, engineering, and science. Our team of world-leading experts is developing and deploying the Nexus Layer 1 blockchain and Nexus zkVM (zero-knowledge virtual machine) in support of our mission to enable the Verifiable Internet.

Nexus raised $25M in Series A funding from Lightspeed, Pantera, Dragonfly, SV Angel, and more.

We are headquartered in San Francisco, and this role will be in-person with the rest of the Nexus team.

AI Software Engineer, Inference
We’re looking for an AI Software Engineer focused on Inference to help us bring powerful AI models to life — fast, efficient, and at scale. This role is all about building the systems that deliver real-time predictions, keeping latency low and performance high. If you love optimizing ML workloads and making complex systems run smoothly in production, this one's for you.

At our startup, speed matters — not just in how our models perform, but in how quickly we learn, ship, and grow. You’ll be a core part of the engineering team, collaborating closely with researchers and product engineers to build scalable inference systems that support everything we do.

Responsibilities

  • Design and optimize lightning-fast inference pipelines for both real-time and batch predictions

  • Deploy and scale machine learning models in production across cloud and containerized environments

  • Leverage frameworks like TensorFlow Serving, TorchServe, or Triton to serve models at scale

  • Monitor performance in the wild — build tools to track model behavior, latency, and reliability

  • Work with researchers to productionize models, implement model compression, and make inference as efficient as possible

  • Solve problems fast — whether it’s a scaling bottleneck, a failed deployment, or a rogue latency spike

  • Build internal tools that streamline how we deploy and monitor inference workloads

Requirements 

  • 3+ years of experience in software engineering, preferably with exposure to ML systems in production

  • Strong skills in Python, Go, or Java, and a solid understanding of system performance fundamentals

  • Experience with containerization (Docker, Kubernetes) and deploying services in the cloud (AWS, GCP, or Azure)

  • Solid understanding of model serving architectures and techniques for optimizing latency and throughput

  • Comfort with performance tuning and profiling of ML model execution

  • A practical mindset and eagerness to own production systems from build to run

  • Embrace AI as a core part of how you work, think, and build.

Bonus Points

  • Experience with hardware acceleration for inference (GPUs, TPUs, etc.)

  • Familiarity with real-time data processing and streaming tools

  • Hands-on with edge deployment (mobile, embedded, etc.)

  • Contributions to open-source projects in model serving or ML infrastructure

Benefits

  • Competitive salary and generous equity compensation

  • Health insurance for employees and their dependents

  • Daily lunch and dinner provided at SF headquarters

  • Company-paid travel to events and conferences

Nexus is committed to diversity in our workforce and is proud to be an Equal Opportunity Employer (EEO).

⬇
Apply Now

What is Zero-knowledge?

Zero-knowledge is a concept in cryptography that allows two parties to exchange information without revealing any additional information beyond what is necessary to prove a particular fact

In other words, zero-knowledge is a way of proving something without actually revealing any details about the proof

Here are some examples of zero-knowledge:

  1. Password authentication: When you enter your password to log into an online account, the server doesn't actually know your password. Instead, it checks to see if the hash of your password matches the stored hash in its database. This is a form of zero-knowledge because the server doesn't know your actual password, just the hash that proves you know the correct password.
  2. Sudoku puzzles: Suppose you want to prove to someone that you've solved a particularly difficult Sudoku puzzle. You could do this by providing them with the completed puzzle, but that would reveal how you solved it. Instead, you could use a zero-knowledge proof where you demonstrate that you know the solution without actually revealing the solution itself.
  3. Bitcoin transactions: In a Bitcoin transaction, you prove that you have ownership of a certain amount of Bitcoin without revealing your private key. This is done using a zero-knowledge proof called a Schnorr signature, which allows you to prove ownership of a specific transaction output without revealing the private key associated with that output.
  4. Secure messaging: In a secure messaging app, you can prove to your contacts that you have access to a shared secret without revealing the secret itself. This is done using a zero-knowledge proof, which allows you to prove that you have access to the secret without actually revealing what the secret is.