Smart Contract Development Engineer
Hong Kong
Full time
Office
Compensation is not specified
Role
Security Engineer
Description
About Us
At OKX, we believe that technology is reshaping our future. We are a leading cryptocurrency exchange, founded in 2017, that embraces the use of blockchain technology to transform the financial ecosystem. With over 20 million users in more than 180 regions worldwide, we offer a diverse range of products and solutions, along with innovative trading tools. Our mission is to empower individuals to explore the world of crypto and create a world of financial access backed by blockchain and decentralized finance. We also invest in our people, fostering a culture of teamwork, embracing change, and creating a friendly and rewarding environment for all.
Opportunity Details
- Cutting-Edge Technology: Contribute to the development and optimization of security tools in the blockchain field, keeping up with the latest advancements in this rapidly evolving industry.
- Growth and Development: Learn continuously and gain hands-on experience in smart contract auditing and the development of security tools.
- Global Impact: Contribute to the safety and reliability of our globally-used Web3 products, making a worldwide impact.
Responsibilities
- Develop server-level components such as blockchain and oracle for blockchain service products.
- Optimize performance and conduct technical research to ensure high availability, reliability, and performance.
- Utilize architectural knowledge to identify areas for optimization and improve engineering efficiency.
- Understand business and product requirements, complete functional and architecture design, and engage in research and development work.
Qualifications
- Bachelor's degree in Computer Science, Software Engineering, or a related field, or equivalent work experience.
- Experience in smart contract development, with proficiency in Solidity or similar languages.
- Deep understanding of blockchain technology, including Ethereum, Bitcoin, Solana, and L2 networks.
- Familiarity with development tools and frameworks used in blockchain technology, such as Truffle, Hardhat, and Web3.js.
- Strong analytical and problem-solving skills, with a collaborative mindset.
Preferred Skills
- Profound understanding of EIP4337 or lending protocols.
- Practical project experience in Decentralized Finance (DeFi).
- Experience in contract security research, with familiarity in common on-chain attack incidents.
Perks & Benefits
- Competitive total compensation package.
- Comprehensive insurance coverage for employees and their dependents.
- More perks to be discussed during the hiring process!
Skills Required
OKX
Website
www.okx.comCompany size
Not specified
Location
United States
Description
Not specified
Melani Melani
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
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
Melani Melani
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
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
Melani Melani
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
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
Melani Melani
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
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
Melani Melani
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
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