Full Stack Blockchain Engineer

Blockvora; United States; Remote; USD 120,000 - 180,000; Full time

Benefits offered by this job

Remote role open globally

Job summary

Blockvora is seeking a hands-on Full-Stack Engineer to build blockchain product features across smart contracts, backend services, and user interfaces. You will own work from on-chain interactions to APIs and frontend flows, collaborating with product and design to deliver production-ready experiences.

Responsibilities include developing smart contracts, building API layers, wallet connections, and data indexing.

Qualifications

• 3+ years of full-stack engineering experience with hands-on blockchain/Web3 work.
• Strong TypeScript/JavaScript skills across frontend and backend.
• Experience with React and Node.js or comparable technologies.
• Practical smart contract and blockchain integration with Ethereum/EVM networks.
• Familiarity with wallets, transaction signing, and on-chain events.

Responsibilities

• Develop smart contracts and Web3 application features.
• Build APIs that connect on-chain and off-chain systems and create interfaces for wallets, transactions, tokenized assets, and dashboards.
• Integrate networks, contracts, and external Web3 services; implement wallet connections, transaction signing, and event handling.
• Maintain blockchain data indexing and synchronization workflows.
• Test and debug across contract, API, and frontend layers.
• Improve security, scalability, transaction reliability, and UX of blockchain interactions.

Skills

Full-stack development

TypeScript/JavaScript

React

Node.js

Blockchain/Web3

Smart contracts

Ethers.js / Web3.js

REST APIs

Tools

ethers.js

viem

Web3.js

Job description

Role overview

Build blockchain product features across smart contracts, backend services, and user-facing interfaces. This hands-on role owns work from on-chain interactions through APIs to frontend flows, collaborating with product and design to deliver production-ready experiences.

Responsibilities

• Develop smart contracts and Web3 application features.


• Build APIs that connect on-chain and off-chain systems, and create interfaces for wallets, transactions, tokenized assets, and dashboards.


• Integrate networks, contracts, and external Web3 services; implement wallet connections, transaction signing, and event handling.


• Maintain blockchain data indexing and synchronization workflows.


• Test and debug across contract, API, and frontend layers.


• Improve security, scalability, transaction reliability, and the user experience of blockchain interactions.

Requirements

• At least 3 years of full-stack engineering experience, including hands-on work on blockchain or Web3 applications.


• Strong TypeScript and JavaScript skills across frontend and backend development.


• Experience with React and Node.js or comparable technologies.


• Practical smart contract and blockchain integration experience, with knowledge of Ethereum, EVM-compatible networks, and blockchain architecture.


• Familiarity with ethers.js, viem, Web3.js, or an equivalent library.


• Understanding of wallet connectivity, transaction signing and lifecycle, REST APIs, external services, on-chain events, and data synchronization.


• Strong testing, debugging, and application security skills, with the ability to deliver production-ready features independently.

Benefits and work setup

• Remote role open globally, with full-time or part-time arrangements available.