Full Stack Engineer (Web3)

VanEck; New York (NY); On-site; USD 120,000 - 200,000; Full time

Job summary

VanEck is seeking an experienced senior full-stack engineer focused on Web3 to design scalable systems for SegMint.io and related initiatives. You will architect backend services, build Solidity/Rust smart contracts, and deliver robust React/Next.js frontends.

The role emphasizes secure coding, on-chain interactions, and scalable performance in a high-growth environment, with compensation anchored by NYC market norms.

Qualifications

• 5+ years of full-stack engineering experience with Web3 focus.
• Strong proficiency in JavaScript/TypeScript, React, Next.js, Node.js, and Solidity.
• Experience with EVM-based contracts, Hardhat or Foundry, and Web3.js/Ethers.js.

Responsibilities

• Lead development of scalable full-stack apps for SegMint.io and Web3 initiatives.
• Build and integrate smart contracts (Solidity, Rust) and Web3 APIs.
• Design backend services (Node.js, Go) and databases (PostgreSQL, MongoDB).
• Develop high-performance frontends using React and Next.js.
• Index blockchain data via Subgraphs or similar tooling.
• Apply secure coding practices and conduct audits.

Skills

Full-stack engineering

Web3 development

JavaScript/TypeScript

React

Next.js

Node.js

Solidity

Rust

Web3.js/Ethers.js

Wagmi

viem

ERC-20

ERC-721

ERC-1155

AWS/GCP/Azure

Docker

Kubernetes

CI/CD

IPFS

Tools

Hardhat

Foundry

Job description

• Lead Development: Architect and build scalable full-stack applications supporting SegMint.io and other Web3 initiatives.
• Smart Contracts & Web3 Integration: Develop and integrate smart contracts (Solidity, Rust) and Web3 APIs for on-chain interactions.
• Backend Development: Design and implement robust backend services (Node.js, Go) with database solutions (PostgreSQL, MongoDB).
• Frontend Development: Develop high-performance, user-friendly interfaces using React, Next.js, TypeScript.
• Blockchain and Marketplace Infrastructure: Work with backend and database infrastructure that support indexing of smart contract events using Subgraphs or other blockchain data querying methods
• Security & Compliance: Implement best practices in secure coding, smart contract auditing, and data protection.
• Scalability & Performance: Optimize applications to handle increased transaction loads and improve overall system efficiency.
• Mentorship & Leadership: Guide junior engineers, conduct code reviews, and contribute to a culture of engineering excellence.

Key Responsibilities

• Lead Development: Architect and build scalable full-stack applications supporting SegMint.io and other Web3 initiatives.
• Smart Contracts & Web3 Integration: Develop and integrate smart contracts (Solidity, Rust) and Web3 APIs for on-chain interactions.
• Backend Development: Design and implement robust backend services (Node.js, Go) with database solutions (PostgreSQL, MongoDB).
• Frontend Development: Develop high-performance, user-friendly interfaces using React, Next.js, TypeScript.
• Blockchain and Marketplace Infrastructure: Work with backend and database infrastructure that support indexing of smart contract events using Subgraphs or other blockchain data querying methods
• Security & Compliance: Implement best practices in secure coding, smart contract auditing, and data protection.
• Scalability & Performance: Optimize applications to handle increased transaction loads and improve overall system efficiency.
• Mentorship & Leadership: Guide junior engineers, conduct code reviews, and contribute to a culture of engineering excellence.

Requirements

• 5+ years of full-stack engineering experience, with at least 2+ years in Web3/blockchain development.
• Strong proficiency in JavaScript/TypeScript, React, Next.js, Node.js, and Solidity.
• Experience with EVM-based smart contracts, Solidity, Hardhat, Foundry, and Web3.js/Ethers.js.
• Experience working with web3 frontend tools such as wagmi, viem, and ethers.js
• Understanding of DeFi, token standards (ERC-20, ERC-721, ERC-1155), and on-chain transactions.
• Experience with cloud services (AWS, GCP, or Azure) and DevOps tools (Docker, Kubernetes, CI/CD).
• Familiarity with IPFS, decentralized storage, and Layer 2 scaling solutions.
• Strong problem-solving skills and ability to work autonomously in a high-growth, experimental environment.

Preferred Qualification

• Experience working with tokenized assets, NFTs, or RWA (Real World Assets).
• Background in DeFi protocols, L1/L2 blockchain development, or traditional finance (TradFi)
• Knowledge of cross-chain protocols and bridging solutions.

Compensation

If this position will be performed in whole or in part in New York City, the base salary range is $120,000 to 200,000. Individual salaries may vary based on different factors including but not limited to, skills, experience, job-related knowledge, and location. Base salary does not include other forms of compensation or benefits offered in connection with this position.

VanEck is committed to treating all applicants and employees fairly and to providing equal opportunity in compliance with applicable federal, state and local laws. VanEck does not and will not discriminate against any employee or applicant for employment on the basis of race, religion, ancestry, color, gender, gender identity, pregnancy, age, physical or mental disability, national origin, marital status, sexual orientation, citizenship status, covered-veteran or military status, genetic information, and/or any other factor protected by law.