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Web3 Software Engineer Jobs in Seattle, WA (NOW HIRING)

Senior Software Engineer, Crypto

Seattle, WA

$139.40K - $183.80K/yr

We are seeking a Senior Software Engineer to join our team. SoFi is building out a new team to ... Awareness of Web3 trends, including NFTs, DAOs, and Layer 2 solutions * Prior work in or ...

Senior Software Engineer, Crypto

Seattle, WA · On-site

$139.40K - $183.80K/yr

We are seeking a Senior Software Engineer to join our team. SoFi is building out a new team to ... Awareness of Web3 trends, including NFTs, DAOs, and Layer 2 solutions * Prior work in or ...

Web3 Software Engineer information

See Seattle, WA salary details

$72.3K

$167.9K

$233.9K

How much do web3 software engineer jobs pay per year?

As of May 30, 2026, the average yearly pay for web3 software engineer in Seattle, WA is $167,886.00, according to ZipRecruiter salary data. Most workers in this role earn between $136,600.00 and $196,900.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Web3 Software Engineer, and why are they important?

To thrive as a Web3 Software Engineer, you need strong programming skills (especially in JavaScript, Solidity, and smart contract development), a solid understanding of blockchain fundamentals, and experience with decentralized applications (dApps). Familiarity with tools and frameworks like Ethereum, Truffle, Hardhat, and relevant security certifications is typically expected. Problem-solving, attention to detail, and effective communication are essential soft skills for collaborating in rapidly evolving, decentralized environments. These skills ensure secure, efficient, and innovative blockchain solutions that meet the demands of the Web3 ecosystem.

What are some common challenges Web3 Software Engineers face when developing decentralized applications?

Web3 Software Engineers often encounter challenges related to the rapidly evolving ecosystem, such as keeping up with frequent updates to blockchain protocols and development tools. Ensuring security in smart contracts and managing gas fees effectively are also significant concerns. Additionally, integrating decentralized systems with traditional web infrastructure can require creative problem-solving and collaboration with backend and DevOps teams. Adaptability and a proactive approach to learning are key to navigating these challenges successfully.

What is a Web3 Software Engineer?

A Web3 Software Engineer is a developer who specializes in building decentralized applications (dApps) using blockchain technologies. They work with smart contracts, distributed ledgers, and protocols like Ethereum to create secure and transparent applications that run without central authority. Web3 engineers often use languages such as Solidity or Rust and are skilled in integrating front-end interfaces with blockchain backends. Their work is crucial for projects in decentralized finance (DeFi), NFTs, and other blockchain-based ecosystems.

What is the difference between Web3 Software Engineer vs Blockchain Developer?

AspectWeb3 Software EngineerBlockchain Developer
CredentialsProficiency in blockchain protocols, smart contract languages (Solidity, Rust), and web developmentStrong understanding of blockchain architecture, cryptography, and smart contract development
Work EnvironmentCollaborates with front-end and back-end teams on decentralized applicationsFocuses on designing, coding, and testing blockchain protocols and smart contracts
Industry UsageUsed across DeFi, NFT platforms, and decentralized appsPrimarily in blockchain protocol development and core smart contract creation

While both roles involve blockchain technology, a Web3 Software Engineer develops decentralized applications integrating blockchain with web interfaces, whereas a Blockchain Developer focuses on building and optimizing blockchain protocols and smart contracts. The roles often overlap but differ mainly in scope and focus within the blockchain ecosystem.

Senior Software Engineer, Crypto

Senior Software Engineer, Crypto

SoFi

Seattle, WA

$139.40K - $183.80K/yr

Other

Posted 13 days ago


Job description

We are seeking a Senior Software Engineer to join our team. SoFi is building out a new team to develop crypto products and services for our members.  Recent developments made a path for SoFi to begin to re-enter the space and expand on our product offerings with intuitive, secure and fully featured products across crypto Investing, Transfers, Payments, Custody and beyond.  

On our team, you will be in the middle of it all - implementing functionality, architecting our system, squashing bugs, maintaining the health of our code, and continually growing as an engineer. The ideal candidate is both forward-thinking and hands-on, has a strong sense of ownership and drive for delivery, and is a good mentor and co-worker. At SoFi, we pride ourselves on the collaboration between Product, Design and Engineering and so you will be involved in the entire product lifecycle, from ideation through building, deploying and continual improvement and evolution.

At SoFi, you'll become part of a new kind of finance company whose ambition is to help our members achieve financial independence and reach their goals. We aim to be at the center of our members' financial lives, and to help every member get their money right. We created student loan refinancing, addressing the biggest financial challenge of a new generation through a modern approach to lending and personal finance. Next we expanded our products and services across loans, wealth management, and insurance. SoFi has achieved significant growth, with ambitious plans ahead, but to continue this growth we need great talent. And that starts with you.

What You'll Do:

  • Lead the development and testing of system components/services, code and design reviews
  • Participate in shaping the technical architecture of the product
  • Help translate user stories into technical solutions
  • Deliver highly available and scalable services in a production environment
  • Mentor other engineers, support the technical culture, and help grow the team
  • Generate ideas for new initiatives and technologies
  • Communicate with project leads, product managers and other software developers

What You'll Need:

  • Bachelor's Degree, ideally in a technical field, but we understand great engineers come from all sorts of different backgrounds and also consider relevant work experience
  • 5+ years programming experience, ideally on a modern stack
  • Our core stack is Kotlin / Spring / Elixir / PostgreSQL, but you don't have to be an expert in any of these. 4+ years programming experience in similar technologies and an understanding of relational databases and ORMs suffices
  • Willingness to roll up your sleeves, collaborate with others and get stuff done
  • Strong sense of responsibility; driving a project from inception to completion
  • Affinity for solving problems and shipping impactful features, not polishing perfect code or architecture
  • Experience working in a collaborative coding environment (and git specifically), refining designs together, writing tests, working through code reviews and managing pull requests

Nice to Haves:

  • Understanding of blockchain fundamentals and distributed ledger technologies
  • Hands-on experience working with digital assets (e.g., Bitcoin, Ethereum, stablecoins)
  • Familiarity with custody, settlement, and clearing of crypto transactions
  • Knowledge of crypto-specific regulatory environments (e.g., SEC, CFTC, MiCA, etc.)
  • Exposure to crypto trading platforms, market data, and DeFi protocols
  • Experience integrating with or building services using crypto infrastructure providers (e.g., Fireblocks, Bitgo, Zero Hash, Anchorage)
  • Awareness of Web3 trends, including NFTs, DAOs, and Layer 2 solutions
  • Prior work in or collaboration with crypto-native companies or fintechs
  • Comfort with cryptographic concepts such as wallets, keys, and signatures
  • Enthusiasm for the evolving digital asset ecosystem and its potential impact on financial services