← All crypto jobsRemoteRemotevia BlockJobsPosted 7/26/2026
full time.
About the role
Role
As Sismo’s Smart Contract Engineer, you will work on the newest versions of our smart contracts and ZK circuits. In addition, you will maintain Sismo’s Solidity libraries for developers to integrate Sismo.
Requirements
• 3+ years of experience in software engineering
• 1+ year(s) of experience building and maintaining open-source smart contracts deployed in production
• Experience building with Foundry, Tenderly, and other advanced smart contract development tools
• Experience or strong interest in learning ZK programming languages such as Circom or Noir
• Fluent in English (French is a bonus)
Nice to have
• Background in mathematics, physics or cryptography
• Interest in web3 social
Benefits
• Strong incentives (market salary + tokens)
• Remote-friendly
• Participation in some of crypto’s biggest events and conferences
• Become entrenched in the ZK, web3 social and identity communities
Requirements
• 3+ years of experience building and maintaining open-source smart contracts deployed in production
• At least one year of experience building with Foundry, Tenderly, and other advanced smart contract development tools
• Experience or strong interest in learning ZK programming languages such as Circom or Noir
• Fluent in English (French is a bonus)
Nice to have
• Background in mathematics and cryptography
• Knowledge of the different ZK proof systems
• Interest in web3 social
Benefits
• Strong incentives (market salary + tokens)
• Remote-friendly
• Participation in some of crypto’s biggest events and conferences
• Become entrenched in the ZK community
Skills & technologies
Sismo is hiring for Smart Contract Engineer with a focus on full time, .. Highlight these on your profile to rank higher for this role.
How to apply
You can apply to this Smart Contract Engineer role at Sismo directly from BlockJobs. Sign in with LinkedIn and we’ll match you against every open crypto & web3 role — then auto-apply to all your matches in one click for a flat $10. You can also apply on the original listing.
Frequently asked questions
Is the Smart Contract Engineer role at Sismo remote?
Yes — this Smart Contract Engineer position is remote-friendly.
What skills does the Smart Contract Engineer role need?
Key skills for this role include full time, ..
How do I apply for Smart Contract Engineer at Sismo?
Open the role on BlockJobs and apply directly, or apply via the original listing. Sign in with LinkedIn to auto-apply to every matching crypto role in one click.
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