ZipRecruiter

Log In

De Circle

60 De Circle Full Time Jobs Hiring Near You

De Circle

Fermah - Solidity & Rust Engineer

New York, NY · On-site +1

$63 - $84.50/hr

Contribute to the Rust codebase alongside Solidity development (this is not a full-time Solidity role) * At least 2 years of experience in Rust and Solidity * Experience implementing complex smart ...

De Circle

Spire Labs - Growth Lead

San Francisco, CA · On-site +1

Remote Type: Full-time Compensation: Competitive salary + meaningful equity + crypto-native flexibility * Deeply crypto-native, with a genuine passion for blockchain and decentralization. * Strong ...

Circle K

Store Manager

Lower Sackville, NS · On-site

... Full-Time Permanent Position As a Store Manager, you'll enjoy: * Medical, Vision, Dental, & Life ... Couche-Tard / Circle K valorise la diversite et de l'inclusion et vise a creer un milieu de travail ...

Circle K

Store Manager

New Minas, NS · On-site

... Full-Time Permanent Position As a Store Manager, you'll enjoy: * Medical, Vision, Dental, & Life ... Couche-Tard / Circle K valorise la diversite et de l'inclusion et vise a creer un milieu de travail ...

Circle K

6002100 Store A Manager

Saint John's, NL · On-site

... Full-Time Permanent Position As a Store Manager, you'll enjoy: * Medical, Vision, Dental, & Life ... Couche-Tard / Circle K valorise la diversite et de l'inclusion et vise a creer un milieu de travail ...

Calvary Chapel Church

Chef De Cuisine

Fort Lauderdale, FL · On-site

$63K - $87K/yr

Exempt HOURS: Full-time (40+) TUITION: Taxable LOCATION: FTL | 2401 W Cypress Creek Rd. Fort ... A part of a healthy friendship community and accountability circle * Willing to give up personal ...

Circle K

Store A Manager

Saint John's, NL · On-site

... Full-Time Permanent Position As a Store Manager, you'll enjoy: * Medical, Vision, Dental, & Life ... Couche-Tard / Circle K valorise la diversite et de l'inclusion et vise a creer un milieu de travail ...

Sarahs Circle

Director of Clinical Services

Chicago, IL · On-site

Programs Status : Full Time, Exempt, On-site About us : Sarah's Circle is a non-profit organization ... Lead de-escalation of client conflicts or mental health crises when they are escalated by front ...

Sarahs Circle

Shelter Staff (Overnight Shift)

Chicago, IL · On-site

$20.50 - $21.50/hr

Program Staff Status : Full-Time (Non-Exempt); On-site Shift Schedule : Currently hiring for the ... Sarah's Circle is a non-profit organization working to end homelessness for women in Chicago. Our ...

Sarahs Circle

Shelter Staff (Daytime Shift)

Chicago, IL · On-site

$19 - $20/hr

Program Staff Status : Full-Time (Non-Exempt); On-site Shift Schedule : Currently hiring for the ... Sarah's Circle is a non-profit organization working to end homelessness for women in Chicago. Our ...

next page

Showing results 1-20

All JobsDe Circle JobsDe Circle Full Time Jobs

De Circle Jobs Information

Infographic showing various Full Time job openings at De Circle in the United States as of August 2026, with employment types broken down into 100% Full Time. Highlights an 30% Physical, and 70% Remote job distribution.

Fermah - Solidity & Rust Engineer

De Circle

New York, NY • On-site, Remote

$63 - $84.50/hr

Full-time

PTO

Re-posted 6 days ago

Job description

Fermah is the universal proof generation layer.
It functions as a marketplace, where the supply side comprises GPUs and FPGAs. On the demand side, Fermah can generate proofs for any instance in which ZK is used.
Fermah is bringing moon math to the masses.
Fermah was founded by Dr. Vanishree Rao. She has been designing and building ZK for over 15 years and has a PhD in cryptography from UCLA.
We are building a world-class team that values delivering results with excellence and empathy.
Job Description
We are seeking a dedicated Solidity & Rust Engineer to work on cutting-edge mechanism design for ZK proof generation.
The engineering team at Fermah operates with shared accountability and without traditional hierarchy. As an early team member, you will help define not only the technical direction of our integrations but also the values and culture of our company. You will have the freedom and autonomy to influence the trajectory of our platform while bringing your ideas and technical expertise to life.
You'll be tasked with complex and rewarding challenges.This is an exceptional opportunity for you to take ownership of key integrations, drive tangible results, and gain invaluable experience working in one of the most exciting sectors within crypto.
Responsibilities:
  • Implement the smart contracts for Fermah's payment system
  • Maintain and upgrade contracts with fixes or new features
  • Assist with security audits
  • Contribute to the Rust codebase alongside Solidity development (this is not a full-time Solidity role)

  • At least 2 years of experience in Rust and Solidity
  • Experience implementing complex smart contracts in Solidity
  • 5+ years of experience in software engineering
  • Ownership mindset
  • Strong communication and collaboration skills

Nice to Haves:
  • Familiarity with EVM off-chain development (reth, ethers)
  • Experience with implementing and utilizing gRPC APIs
  • Understanding of peer-to-peer networking concepts, including libp2p and Distributed Hash Tables (DHT)
  • Basic knowledge of cryptographic principles, including hash functions and pairing-based cryptography (ECDSA, BLS)

Benefits:
  • Competitive salary and equity
  • Take-what-you-need vacation
  • Opportunity to work with a driven, talented, dedicated team that values collaboration, innovation, and making a strong positive impact
  • Culture built upon mutual respect, empathy, excellence and delivery

Apply