... stack development, with a focus on backend and API's * 1+ years working in Web3 with production grade Solidity contracts * Proficiency with one of Go / Typescript * Experience with database ...
... stack development, with a focus on backend and API's * 1+ years working in Web3 with production grade Solidity contracts * Proficiency with one of Go / Typescript * Experience with database ...
Business Development Lead - Tokenization & Fintech
Manhattan, NY · On-site
$80 - $120/hr
While you don't need to write smart contracts, you must be capable of translating complex ... You will have the full backing of experienced Web3 BD professionals, marketing resources, and ...
Business Development Lead - Tokenization & Fintech
Manhattan, NY · On-site
$80 - $120/hr
While you don't need to write smart contracts, you must be capable of translating complex ... You will have the full backing of experienced Web3 BD professionals, marketing resources, and ...
Protocol Engineer
New York, NY · On-site
... Web3 payments infrastructure. This role is focused on designing and implementing secure, efficient ... You will operate at the intersection of smart contract development, DeFi mechanics, and blockchain ...
Protocol Engineer
New York, NY · On-site
... Web3 payments infrastructure. This role is focused on designing and implementing secure, efficient ... You will operate at the intersection of smart contract development, DeFi mechanics, and blockchain ...
Smart Contract Engineer
New York, NY · On-site
$120K - $220K/yr
Participating as the security guardian in securing ether.fi's web3 tech stacks/ops. You Might Be a ... Opportunities for professional development and growth within the organization * Health, dental, and ...
Smart Contract Engineer
New York, NY · On-site
$120K - $220K/yr
Participating as the security guardian in securing ether.fi's web3 tech stacks/ops. You Might Be a ... Opportunities for professional development and growth within the organization * Health, dental, and ...
Blockchain Developer
Jersey City, NJ · On-site
Proficiency in Solidity smart contract development, including testing frameworks (Hardhat, Foundry, Truffle) and security best practices * Hands-on experience with Web3 libraries such as Web3J ...
Blockchain Developer
Jersey City, NJ · On-site
Proficiency in Solidity smart contract development, including testing frameworks (Hardhat, Foundry, Truffle) and security best practices * Hands-on experience with Web3 libraries such as Web3J ...
Protocol Engineer
New York, NY · On-site
... Web3 payments infrastructure. This role is focused on designing and implementing secure, efficient ... You will operate at the intersection of smart contract development, DeFi mechanics, and blockchain ...
Protocol Engineer
New York, NY · On-site
... Web3 payments infrastructure. This role is focused on designing and implementing secure, efficient ... You will operate at the intersection of smart contract development, DeFi mechanics, and blockchain ...
Senior Business Development Lead
Manhattan, NY · On-site
$150 - $230/hr
Close six-figure annual recurring contracts with fintechs, financial institutions, and web3 ... Contribute to the development and refinement of Predicate's go-to-market strategy as a senior ...
Senior Business Development Lead
Manhattan, NY · On-site
$150 - $230/hr
Close six-figure annual recurring contracts with fintechs, financial institutions, and web3 ... Contribute to the development and refinement of Predicate's go-to-market strategy as a senior ...
Fun.xyz - Protocol Engineer
New York, NY · On-site
Hands-on experience with smart contract development languages (Solidity, Rust, Move, etc.) * Solid ... Previously worked at crypto startup or Web3 infrastructure company * Experience with cross-chain ...
Fun.xyz - Protocol Engineer
New York, NY · On-site
Hands-on experience with smart contract development languages (Solidity, Rust, Move, etc.) * Solid ... Previously worked at crypto startup or Web3 infrastructure company * Experience with cross-chain ...
Protocol Engineer
Manhattan, NY · On-site
$120 - $160/hr
... of Web3 payments infrastructure. This high-impact role offers the opportunity to work on ... Hands‑on experience with smart contract development languages (Solidity, Rust, Move, etc.
Protocol Engineer
Manhattan, NY · On-site
$120 - $160/hr
... of Web3 payments infrastructure. This high-impact role offers the opportunity to work on ... Hands‑on experience with smart contract development languages (Solidity, Rust, Move, etc.
Protocol Engineer
Manhattan, NY · On-site
$130 - $180/hr
... Web3 payments infrastructure. This role focuses on designing and implementing secure, efficient ... You will operate at the intersection of smart contract development, DeFi mechanics, and blockchain ...
Protocol Engineer
Manhattan, NY · On-site
$130 - $180/hr
... Web3 payments infrastructure. This role focuses on designing and implementing secure, efficient ... You will operate at the intersection of smart contract development, DeFi mechanics, and blockchain ...
Full Stack Developer
Manhattan, NY · On-site
... Web3 space ... Responsibilities : • Build out our technology infrastructure, from our core smart contracts ...
Full Stack Developer
Manhattan, NY · On-site
... Web3 space ... Responsibilities : • Build out our technology infrastructure, from our core smart contracts ...
General Counsel
Manhattan, NY · On-site
$180 - $280/hr
By re‑writing the most widely adopted execution environment in Web3, Sei is setting a new ... About the role The Sei Development Foundation (SDF) is hiring a General Counsel -- the first ...
General Counsel
Manhattan, NY · On-site
$180 - $280/hr
By re‑writing the most widely adopted execution environment in Web3, Sei is setting a new ... About the role The Sei Development Foundation (SDF) is hiring a General Counsel -- the first ...
General Counsel
New York, NY · On-site +1
By re-writing the most widely adopted execution environment in Web3, Sei is setting a new standard ... About the role The Sei Development Foundation (SDF) is hiring a General Counsel - the first ...
General Counsel
New York, NY · On-site +1
By re-writing the most widely adopted execution environment in Web3, Sei is setting a new standard ... About the role The Sei Development Foundation (SDF) is hiring a General Counsel - the first ...
General Counsel (New York)
Manhattan, NY · On-site
By re‑writing the most widely adopted execution environment in Web3, Sei is setting a new ... About the role The Sei Development Foundation (SDF) is hiring a General Counsel -- the first ...
General Counsel (New York)
Manhattan, NY · On-site
By re‑writing the most widely adopted execution environment in Web3, Sei is setting a new ... About the role The Sei Development Foundation (SDF) is hiring a General Counsel -- the first ...
Must have a deep understanding of Web3 Protocols * Experience building decentralized applications on platforms like Ethereum, Solana, or Hyperledger * Design and development with smart contracts ...
Must have a deep understanding of Web3 Protocols * Experience building decentralized applications on platforms like Ethereum, Solana, or Hyperledger * Design and development with smart contracts ...
Smart Contract Engineer
Jersey City, NJ · On-site +1
$135K - $225K/yr
Strong exposure to web3. * Experience with modern technologies and dev-ops. * Poses strong grasp on ... Smart Contract Security * Decentralized Application Patterns * Familiarity with at least two Smart ...
Smart Contract Engineer
Jersey City, NJ · On-site +1
$135K - $225K/yr
Strong exposure to web3. * Experience with modern technologies and dev-ops. * Poses strong grasp on ... Smart Contract Security * Decentralized Application Patterns * Familiarity with at least two Smart ...
Full Stack Architect, Digital Assets & Tokenization -- TD
Manhattan, NY · On-site
$160 - $300/hr
Source: web3.career Work Location New York, New York, United States of America Hours 40 Line Of ... Growth opportunities and skill development are defining features of the colleague experience at TD.
Full Stack Architect, Digital Assets & Tokenization -- TD
Manhattan, NY · On-site
$160 - $300/hr
Source: web3.career Work Location New York, New York, United States of America Hours 40 Line Of ... Growth opportunities and skill development are defining features of the colleague experience at TD.
... development and marketing activities. * Displaying a keen interest in technology across the ... Familiarity with emerging crypto/Web3 trends, particularly those of non-banks and fintechs.
Quick apply
... development and marketing activities. * Displaying a keen interest in technology across the ... Familiarity with emerging crypto/Web3 trends, particularly those of non-banks and fintechs.
Forensic Accountant - Cryptocurrency Investigations, Senior Associate
New York, NY · On-site
$100K - $125K/yr
... development and marketing activities. * Displaying a keen interest in technology across the ... Familiarity with emerging crypto/Web3 trends, particularly those of non-banks and fintechs.
Forensic Accountant - Cryptocurrency Investigations, Senior Associate
New York, NY · On-site
$100K - $125K/yr
... development and marketing activities. * Displaying a keen interest in technology across the ... Familiarity with emerging crypto/Web3 trends, particularly those of non-banks and fintechs.
Senior Associate - Cryptocurrency Investigations
Manhattan, NY · On-site
$100 - $125/hr
... development and marketing activities. * Displaying a keen interest in technology across the ... Familiarity with emerging crypto/Web3 trends, particularly those of non-banks and fintechs.
Senior Associate - Cryptocurrency Investigations
Manhattan, NY · On-site
$100 - $125/hr
... development and marketing activities. * Displaying a keen interest in technology across the ... Familiarity with emerging crypto/Web3 trends, particularly those of non-banks and fintechs.
Contract Web3 Development information
What is the difference between Contract Web3 Development vs Contract Blockchain Development?
| Aspect | Contract Web3 Development | Contract Blockchain Development |
|---|---|---|
| Credentials | Experience with Web3.js, Solidity, smart contracts | Similar credentials, often overlapping with Web3 skills |
| Work Environment | Developing decentralized apps (dApps), integrating with Web3 protocols | Building blockchain protocols, core blockchain features |
| Industry Usage | Used in dApp development, DeFi, NFT platforms | Used in blockchain protocol development, network infrastructure |
| Search & Comparison | Often compared for frontend dApp work | More focused on core blockchain tech |
Contract Web3 Development and Contract Blockchain Development share many skills, especially in smart contract coding and blockchain protocols. However, Contract Web3 Development emphasizes building decentralized applications and integrating Web3 protocols, while Contract Blockchain Development focuses on creating and maintaining blockchain networks and core infrastructure. Both roles are vital in the blockchain ecosystem but serve different aspects of blockchain technology.
What are popular job titles related to Contract Web3 Development jobs in New York?
For Contract Web3 Development jobs in New York, the most frequently searched job titles are:
What job categories do people searching Contract Web3 Development jobs in New York look for?
The top searched job categories for Contract Web3 Development jobs in New York are:
What cities in New York are hiring for Contract Web3 Development jobs?
Cities in New York with the most Contract Web3 Development job openings:

Sei Labs - Fullstack Software Engineer - Incubations
New York, NY • On-site
Full-time
Re-posted 3 days ago
Job description
Sei Labs builds open sourced technology for the high-performance Sei Blockchain, the first parallelized EVM Layer 1 blockchain designed to scale with the industry. The unique optimizations built into Sei enable Web3 applications to reach Web2 level scale and performance, driving the mass adoption of digital assets.
Our teams are comprised of former Google, Goldman Sachs, Robinhood, Nvidia, and Databricks veterans dedicated to onboarding the next billion users onto a vibrant ecosystem of applications.
Sei Labs has raised over $30M from top investors including Jump Crypto, Multicoin Capital, Coinbase Ventures, Distributed Global, Hudson River Trading, and Flow Traders.
Incubations Engineering at Sei
Sei Labs is looking for a Fullstack Engineer to help shape the future of Web3 by empowering innovative, high-impact applications across the Sei Blockchain. You'll work with a team at the forefront of blockchain technology, collaborating closely with our ecosystem partners to develop cutting-edge dApps spanning diverse Web3 domains (from DEX's and games, to DePin, AI and beyond). If you're passionate about constant learning, rapid development, and making a tangible impact in a fast-paced, community-first environment, this is a unique opportunity to push the boundaries of what's possible in decentralized technology.
- 3+ years of experience with full-stack development, with a focus on backend and API's
- 1+ years working in Web3 with production grade Solidity contracts
- Proficiency with one of Go / Typescript
- Experience with database management using SQL, NoSQL, or similar technologies
- Experience with cloud technologies such as AWS, Terraform