React Developer (Web3)

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Reasons could include: the employer is not accepting applications, is not actively hiring, or is reviewing applications.

Posted: 4 months ago

Responsibilities:

Develop and maintain front-end applications using React.js.
Integrate Web3 functionalities and smart contracts into user interfaces.
Build reusable components and libraries for future use.
Optimize applications for maximum speed and scalability.
Collaborate with back-end developers, designers, and product teams to implement features.
Participate in code reviews, testing, and debugging.

Requirements:

Strong experience with React.js, JavaScript/TypeScript, HTML, and CSS.
Familiarity with Web3.js, Ethers.js, or similar libraries.
Understanding of blockchain, DeFi, and crypto concepts.
Experience with RESTful APIs and asynchronous request handling.
Knowledge of modern front-end build pipelines and tools (Webpack, Babel, npm/yarn).
Experience with Git and version control.

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reactjobs.io

https://krupisen.xyz/?ref=reactjobs.io

Location: Remote

Employment Type: Part-time

Posted: Jan 04, 2026

Salary: $5,000 - $6,500 Monthly

Responsibilities:

Develop and maintain front-end applications using React.js.
Integrate Web3 functionalities and smart contracts into user interfaces.
Build reusable components and libraries for future use.
Optimize applications for maximum speed and scalability.
Collaborate with back-end developers, designers, and product teams to implement features.
Participate in code reviews, testing, and debugging.

Requirements:

Strong experience with React.js, JavaScript/TypeScript, HTML, and CSS.
Familiarity with Web3.js, Ethers.js, or similar libraries.
Understanding of blockchain, DeFi, and crypto concepts.
Experience with RESTful APIs and asynchronous request handling.
Knowledge of modern front-end build pipelines and tools (Webpack, Babel, npm/yarn).
Experience with Git and version control.