Senior Software Engineer - Special Projects

Status
Chicago, USA
Full time
Remote
Compensation is not specified
Role
Software Engineer
Description

Circle is a cutting-edge financial technology company focused on revolutionizing the movement of value in the digital age, enabling global and instant transactions at a lower cost compared to traditional systems. We empower businesses, institutions, and developers to leverage the potential of our infrastructure, particularly USDC, a blockchain-based dollar, in navigating the evolving landscape of finance and technology.

Key Aspects:

Circle prioritizes transparency and reliability in all endeavors, fostering an expanding presence in leading global territories. Our organizational pillars, including Multistakeholder, Mindfulness, Driven by Excellence, and High Integrity, guide our work ethos. In a collaborative remote working environment, our employees continually adapt to new challenges, with teamwork forming the bedrock of our success. We offer a flexible, diverse workplace that nurtures innovative thinking and values every employee as a key contributor.

Duties:

Currently seeking a skilled and proficient smart contract engineer to join the USDC Smart Contract team at Circle. In the role of a Senior/Staff Software Engineer, you will lead the technical dimension of smart contract development for USDC on various blockchain platforms, such as Ethereum, Solana, and Cosmos.

Responsibilities Include:

  • Designing, coding, testing, and deploying smart contracts for secure and efficient transactions.
  • Improving existing smart contracts to enhance developer speed, security, and overall effectiveness.
  • Implementing security best practices and optimizing performance to ensure robustness.
  • Carrying out risk assessments related to smart contract development on diverse blockchain platforms to enhance security and resilience.

Desired Profile:

Senior Software Engineer (III)

  • Minimum 4 years of software development experience, encompassing internships.
  • Demonstrated expertise in smart contract development on blockchain platforms for at least 2 years.
  • Proficiency in programming languages like Rust, Go, relevant for non-EVM smart contracts.
  • Competency in a major non-EVM blockchain ecosystem, such as Cosmos or Solana.
  • Proven track record in crafting, testing, and deploying secure and efficient smart contracts.
  • Strong focus on security best practices in smart contract development.
  • Ability to keep abreast of blockchain development trends and adopt innovative approaches.
  • Strong problem-solving skills with an analytical and proactive approach to challenges.

Staff Software Engineer (IV)

All requirements of a Senior Software Engineer, with added:

  • At least 7 years of software development experience, including internships.
  • Over 4 years of experience in smart contract development on blockchain platforms.
  • Expertise in non-EVM programming languages and tech stacks.
  • Demonstrated understanding of blockchain technology and various blockchain & web3 protocols.
  • Leadership skills to guide technical teams and mentor junior engineers effectively.

Additional Details:

  • PERM sponsorship available for qualified candidates.
  • Starting compensation based on various factors, including experience and qualifications.
  • Competitive compensation packages with equity, benefits, and structured leave policies.
  • Circle is an equal opportunity employer, promoting diversity and inclusion in all aspects of our work environment.
Skills Required
Avatar
Circle
Company size
Not specified
Location
United States
Description
Not specified
Status

More Full-time Jobs

Show more

C-Suite, Blockchain, Tokenomics, Technical, Legal, Audit

Full time
Remote
🚀 KIY ECOSYSTEM – Core Team Members Needed!
We're building something big in Web3 Security & User Acquisition, backed by proven Web2 security veterans and crypto OGs.
Now looking to expand our Core Team for 3 early-stage projects under the KIY Ecosystem:
🔍 Open Roles (for each project)
C-Suite
• CEO
• CMO
• CSO
Advisors
• Blockchain
• Tokenomics
• Technical
• Legal
• Audit
📍 Remote-first | GMT+8 Preferred
💰 Compensation: USDT + Tokens
🧩 What We're About
We're a crypto-blockchain security team led by founders who’ve previously scaled Web2 security ventures. Now, we're building a decentralized ecosystem focused on protecting users and onboarding the next billion into Web3.
✅ What We’re Looking For
Strategic Partners & Leaders with:
• 2+ years in Crypto/DeFi
• Existing industry network
• Strong communication & ability to drive ecosystem growth
🤝 Your Mission:
• Build strategic partnerships across DeFi (DEXs, LPs, Institutions)
• Help shape tokenomics, product-market fit, and GTM
• Be part of a security-first movement in Web3
📩 Interested or know someone perfect for this?
Referrals welcome — we offer commissions!
Reach out at rendy@keepityourself.com
with 
Subject : [Position](space)[Full Name]
Including CV and LinkedIn Profile
Thanks
 
Payment in Crypto

C-Suite, Blockchain, Tokenomics, Technical, Legal, Audit

Full time
Remote
🚀 KIY ECOSYSTEM – Core Team Members Needed!
We're building something big in Web3 Security & User Acquisition, backed by proven Web2 security veterans and crypto OGs.
Now looking to expand our Core Team for 3 early-stage projects under the KIY Ecosystem:
🔍 Open Roles (for each project)
C-Suite
• CEO
• CMO
• CSO
Advisors
• Blockchain
• Tokenomics
• Technical
• Legal
• Audit
📍 Remote-first | GMT+8 Preferred
💰 Compensation: USDT + Tokens
🧩 What We're About
We're a crypto-blockchain security team led by founders who’ve previously scaled Web2 security ventures. Now, we're building a decentralized ecosystem focused on protecting users and onboarding the next billion into Web3.
✅ What We’re Looking For
Strategic Partners & Leaders with:
• 2+ years in Crypto/DeFi
• Existing industry network
• Strong communication & ability to drive ecosystem growth
🤝 Your Mission:
• Build strategic partnerships across DeFi (DEXs, LPs, Institutions)
• Help shape tokenomics, product-market fit, and GTM
• Be part of a security-first movement in Web3
📩 Interested or know someone perfect for this?
Referrals welcome — we offer commissions!
Reach out at rendy@keepityourself.com
with 
Subject : [Position](space)[Full Name]
Including CV and LinkedIn Profile
Thanks
 
Payment in Crypto

C-Suite, Blockchain, Tokenomics, Technical, Legal, Audit

Full time
Remote
<!--td {border: 1px solid #cccccc;}br {mso-data-placement:same-cell;}-->🚀 KIY ECOSYSTEM – Core Team Members Needed!
We're building something big in Web3 Security & User Acquisition, backed by proven Web2 security veterans and crypto OGs.
Now looking to expand our Core Team for 3 early-stage projects under the KIY Ecosystem:
🔍 Open Roles (for each project)
C-Suite
• CEO
• CMO
• CSO
Advisors
• Blockchain
• Tokenomics
• Technical
• Legal
• Audit
📍 Remote-first | GMT+8 Preferred
💰 Compensation: USDT + Tokens
🧩 What We're About
We're a crypto-blockchain security team led by founders who’ve previously scaled Web2 security ventures. Now, we're building a decentralized ecosystem focused on protecting users and onboarding the next billion into Web3.
✅ What We’re Looking For
Strategic Partners & Leaders with:
• 2+ years in Crypto/DeFi
• Existing industry network
• Strong communication & ability to drive ecosystem growth
🤝 Your Mission:
• Build strategic partnerships across DeFi (DEXs, LPs, Institutions)
• Help shape tokenomics, product-market fit, and GTM
• Be part of a security-first movement in Web3
📩 Interested or know someone perfect for this?
Referrals welcome — we offer commissions!
Reach out at rendy@keepityourself.com
with 
Subject : [Position](space)[Full Name]
Including CV and LinkedIn Profile
Thanks
 
Payment in Crypto

C-Suite, Blockchain, Tokenomics, Technical, Legal, Audit

Full time
Remote
<!--td {border: 1px solid #cccccc;}br {mso-data-placement:same-cell;}-->🚀 KIY ECOSYSTEM – Core Team Members Needed!
We're building something big in Web3 Security & User Acquisition, backed by proven Web2 security veterans and crypto OGs.
Now looking to expand our Core Team for 3 early-stage projects under the KIY Ecosystem:
🔍 Open Roles (for each project)
C-Suite
• CEO
• CMO
• CSO
Advisors
• Blockchain
• Tokenomics
• Technical
• Legal
• Audit
📍 Remote-first | GMT+8 Preferred
💰 Compensation: USDT + Tokens
🧩 What We're About
We're a crypto-blockchain security team led by founders who’ve previously scaled Web2 security ventures. Now, we're building a decentralized ecosystem focused on protecting users and onboarding the next billion into Web3.
✅ What We’re Looking For
Strategic Partners & Leaders with:
• 2+ years in Crypto/DeFi
• Existing industry network
• Strong communication & ability to drive ecosystem growth
🤝 Your Mission:
• Build strategic partnerships across DeFi (DEXs, LPs, Institutions)
• Help shape tokenomics, product-market fit, and GTM
• Be part of a security-first movement in Web3
📩 Interested or know someone perfect for this?
Referrals welcome — we offer commissions!
Reach out at rendy@keepityourself.com
with 
Subject : [Position](space)[Full Name]
Including CV and LinkedIn Profile
Thanks
Payment in Crypto

C-Suite, Blockchain, Tokenomics, Technical, Legal, Audit

Full time
Remote
<!--td {border: 1px solid #cccccc;}br {mso-data-placement:same-cell;}-->🚀 KIY ECOSYSTEM – Core Team Members Needed!
We're building something big in Web3 Security & User Acquisition, backed by proven Web2 security veterans and crypto OGs.
Now looking to expand our Core Team for 3 early-stage projects under the KIY Ecosystem:
🔍 Open Roles (for each project)
C-Suite
• CEO
• CMO
• CSO
Advisors
• Blockchain
• Tokenomics
• Technical
• Legal
• Audit
📍 Remote-first | GMT+8 Preferred
💰 Compensation: USDT + Tokens
🧩 What We're About
We're a crypto-blockchain security team led by founders who’ve previously scaled Web2 security ventures. Now, we're building a decentralized ecosystem focused on protecting users and onboarding the next billion into Web3.
✅ What We’re Looking For
Strategic Partners & Leaders with:
• 2+ years in Crypto/DeFi
• Existing industry network
• Strong communication & ability to drive ecosystem growth
🤝 Your Mission:
• Build strategic partnerships across DeFi (DEXs, LPs, Institutions)
• Help shape tokenomics, product-market fit, and GTM
• Be part of a security-first movement in Web3
📩 Interested or know someone perfect for this?
Referrals welcome — we offer commissions!
Reach out at rendy[at]eepityourself.com
with 
Subject : [Position](space)[Full Name]
Including CV and LinkedIn Profile
Thanks
Payment in Crypto