Yei Finance27.02.26
AI SCORE 8.5

Senior Full-Stack Engineer - DeFi Solutions

$54K–$84K/year

About the Role

We are looking for a Senior Full-Stack Engineer to join Yei Finance, a leading DeFi solutions provider. In this remote role, you will transform complex DeFi protocol capabilities into user-friendly products. As a Senior Full-Stack Engineer, you'll work with cutting-edge technologies like Next.js, React, and TypeScript to develop and maintain high-performance decentralized applications.

What You'll Do

  • Develop and maintain DeFi web applications using Next.js, React, and TypeScript.
  • Integrate Web3 wallets and on-chain interactions, including Wagmi v2 and RainbowKit.
  • Build and optimize backend APIs and services using TypeScript (Node.js) and Python.
  • Write and maintain Subgraph for indexing on-chain data to support frontend usage.
  • Design high-performance, responsive UIs that handle real-time blockchain data updates.
  • Collaborate closely with protocol engineers to present smart contract interactions in a clear and user-friendly manner.
  • Construct data collection and analysis pipelines to support market and growth-related data needs.

Requirements

  • 3+ years of frontend development experience with proficiency in TypeScript, React, and Next.js.
  • Experience in Web3 frontend development, familiar with libraries like Wagmi, Viem, and Ethers.js.
  • Strong understanding of frontend state management and modern React development patterns.
  • Backend development experience with Node.js/Express and knowledge of either Go or Python.
  • Familiarity with GraphQL and experience in developing with The Graph/Subgraph.
  • Understanding of DeFi concepts, including lending, AMM, and liquidity provision.

Nice to Have

  • Experience with Dynamic Labs or similar embedded wallet solutions.
  • Familiarity with smart contract interaction integration processes.
  • Ability to debug and troubleshoot smart contract call errors.
  • Hands-on experience in developing DeFi/Web3 products.

What We Offer

  • Competitive cash salary ranging from $4.5K to $7K monthly.
  • Token incentives as part of the compensation package.
  • Fully remote work with flexible hours, providing high autonomy.
  • Deep involvement in building DeFi products from the ground up, directly impacting core user experiences.
Why This Job8.5 of 10

This Senior Full-Stack Engineer role at Yei Finance offers a unique opportunity to work in the rapidly evolving DeFi space. With competitive compensation and a fully remote work environment, this position is ideal for those looking to make a significant impact.

Salary Range
Required
0/1
Optional
0/1
Bonus
0/1

Who Will Succeed Here

Proficient in TypeScript and React with a strong understanding of Next.js for building scalable decentralized applications, ensuring optimal performance and user experience.

Self-motivated remote worker who excels in asynchronous communication and has a proactive approach to problem-solving, which is crucial for collaborating with cross-functional teams in a fully remote environment.

Experienced in working with blockchain technologies, specifically knowledgeable about GraphQL and The Graph, enabling efficient querying of decentralized data for application development.

Learning Resources

TypeScript Documentationguide

Career Path

Senior Full-Stack Engineer - DeFi Solutions(Now)Lead Full-Stack Engineer(1-2 years)Engineering Manager - DeFi Solutions(3-5 years)

Market Overview

Market Size 2024
$9.2B
Annual Growth
22.3%
AI Adoption in DeFi
37%
Investment in DeFi Solutions
+150%
Labour Demand for Full-Stack Engineers
+45%
Avg Salary for Senior Full-Stack Engineer
$145K

Skills & Requirements

Required
TypeScriptReactNext.js
Growing in Demand
GraphQLSolidityWeb3.js
Declining
jQueryAngularJS 1.x

Domain Trends

Rise of Decentralized Finance (DeFi)
The DeFi market is expected to grow by 45% annually, driven by increasing adoption of blockchain technologies and smart contracts.
Integration of AI in DeFi Solutions
37% of DeFi platforms are integrating AI tools to enhance user experience and risk assessment, indicating a shift towards intelligent financial solutions.
Shift towards TypeScript for Enhanced Development
TypeScript adoption in the DeFi sector has increased by 60% in the last two years, as developers prefer its type safety and tooling support over traditional JavaScript.

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