Full-Time

Software Engineer

Layer 1

Posted on 3/30/2025

Nexus

Nexus

Layer-1 blockchain with zkVM proofs

No salary listed

Company Does Not Provide H1B Sponsorship

San Francisco, CA, USA

Hybrid

This is a hybrid role, requiring in-person presence with the rest of the Nexus team.

Category
Software Engineering (1)
Required Skills
Rust
Blockchain
Go
Cryptography
Solidity
Requirements
  • Experience building Layer 1 blockchains or deep expertise in distributed systems.
  • Proficiency in Rust, Golang, or equivalent.
  • Strong passion for consensus protocols, ZK, and cryptography.
  • Open-source contributions and a desire to work in an open, transparent environment.
  • Embrace AI as a core part of how you work, think, and build.
Responsibilities
  • Work alongside the research team on protocol design, ensuring security, scalability, and liveness.
  • Implement and maintain the blockchain client software (e.g., Rust, Golang).
  • Manage blockchain artifacts, including RPC endpoints, explorers, faucets, and financial integrations.
  • Integrate zkVM and verifiable compute R&D into the chain (e.g., Rust).
  • Write and audit smart contracts in Solidity, ensuring security best practices.
  • Collaborate with Nexus partners to build and expand the ecosystem.
Desired Qualifications
  • Advanced degree in a technical field.
  • Experience with programming competitions or math Olympiads.
  • Entrepreneurial mindset and ability to spearhead new projects.
  • Experience with zero-knowledge proofs and zkVM concepts.

Nexus Laboratories builds a planetary-scale, cryptographically verifiable supercomputer powered by a Layer 1 blockchain and the Nexus zkVM, a zero-knowledge virtual machine. Computations run inside the Nexus VM and produce cryptographic proofs of correctness via the Nexus Proof System, which are anchored on the blockchain. The zkVM is modular, open-source, written in Rust, and highly parallelized to handle large workloads while preserving data privacy where needed. The goal is a Verifiable Internet where actions like AI tasks and identity checks can be proven trustworthy without exposing underlying data.

Company Size

N/A

Company Stage

N/A

Total Funding

$34.4M

Headquarters

San Francisco, California

Founded

N/A

Simplify Jobs

Simplify's Take

What believers are saying

  • Nexus testnet activated for 2.1M users, targeting Q1 2026 mainnet launch.
  • Nexus raised $25M Series A in June 2024 from Lightspeed and Pantera Capital.
  • Nexus partners with Vishwa and PlaysOut to expand AI economy and onchain games.

What critics are saying

  • Risc Zero's zkVM proves 18x faster, eroding Nexus developer adoption by Q1 2026.
  • Succinct Labs' SP1 zkVM with $55M funding dominates Rust proofs in 12 months.
  • Celestia integrates Risc Zero zkVMs, bypassing Nexus L1 by April 2026.

What makes Nexus unique

  • Nexus builds Layer 1 blockchain as planetary-scale verifiable supercomputer using zkVM.
  • Nexus zkVM proves any computation with modular, Rust-based, parallelized design.
  • Nexus enables Verifiable Internet for AI agents and identity via cryptographic proofs.

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Benefits

Health Insurance

Company Equity

Stock Options

Company News

Nexus Labs
Jul 31st, 2025
Partnering with Vishwa to Build Intelligent Credit Systems for a Verifiable AI Economy

Vishwa will join Nexus in developing protocols that allow agents to safely access credit, transact under constraints, and participate in economic systems without compromising safety or compliance.

Nexus Labs
Jul 25th, 2025
Nexus Community Report: Camp, Challenges, and Support from all Around the World

Nexus just launched a brand new Point Incentive Structure for its most active community contributors.

Nexus Labs
Jul 22nd, 2025
Building the Future Together: Camp Nexus Opens Its Doors

That's why Nexus is launching Camp Nexus, a community-powered adventure that transforms how Nexus learn, build, and grow together.

Nexus Labs
Jul 2nd, 2025
Yes, Nexus is on TikTok. No, We're Not Dancing (Yet)

Nexus is launching a Nexus presence on TikTok - not to replicate what Nexus do elsewhere, but to do something different.

Blockworks
Jun 23rd, 2025
Nexus activates testnet for 2.1M users ahead of mainnet launch

Nexus recently launched two new initiatives to make Verifiable AI a reality and the Nexus ecosystem now includes more than 50 partners.

INACTIVE