Senior Web Developer – Onchain Wallet at Crypto.com
Location
Remote
Singapore
Experience level
Senior
Team
Engineering
Occupation
Full-time
Compensation
$
70K
-
150K
/ yr
Role Overview
As a Senior Web Developer on the Onchain Wallet team, you’ll build and maintain high-performance, secure, user-friendly web applications integrating with on-chain wallets, crypto services, and blockchain infrastructure. You’ll partner with backend engineers, security teams, and product stakeholders to deliver a seamless wallet experience for users.
Key Responsibilities
Develop robust web front-ends and integrate them with the wallet infrastructure and blockchain APIs.
Ensure application performance, security, and responsiveness across devices and browsers.
Work cross-functionally with product, backend, and security teams to define and build features end-to-end.
Troubleshoot production issues; maintain code quality, documentation, and testing.
Mentor or guide more junior web developers; share best practices in front-end development and crypto wallet integration.
Requirements & Qualifications
At least 5 years of professional experience in web development (frontend or full-stack).
Expert proficiency in JavaScript/TypeScript and frameworks like React.
Experience with blockchain-wallet web integrations or Web3 interfaces preferred.
Strong understanding of security, performance optimization, and responsive web design.
Excellent collaboration and communication skills in a fast-moving cross-functional environment.
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Data, Data Analytics, JavaScript, Postdoc, Python, R, Research, Rust, Web3
On-site
Luxembourg
Engineering
€
85K
/ yr

Research Associate (Postdoc) in Blockchain Analytics and Data Engineering
@
University of Luxembourg
Data, Data Analytics, JavaScript, Postdoc, Python, R, Research, Rust, Web3
On-site
Luxembourg
Engineering
€
85K
/ yr

Research Associate (Postdoc) in Blockchain Analytics and Data Engineering
@
University of Luxembourg
Data, Data Analytics, JavaScript, Postdoc, Python, R, Research, Rust, Web3
On-site
Luxembourg
Engineering
€
85K
/ yr

Mobile Software Engineer
@
Dash Core Group
Engineer, Kotlin, Mobile Engineer, Objective C, Open Source, Rust, Rust FFI, Software Engineer, Swift
Remote
Scottsdale, Arizona, USA
Engineering
$
50K
-
65K
/ yr

Mobile Software Engineer
@
Dash Core Group
Engineer, Kotlin, Mobile Engineer, Objective C, Open Source, Rust, Rust FFI, Software Engineer, Swift
Remote
Scottsdale, Arizona, USA
Engineering
$
50K
-
65K
/ yr

Mobile Software Engineer
@
Dash Core Group
Engineer, Kotlin, Mobile Engineer, Objective C, Open Source, Rust, Rust FFI, Software Engineer, Swift
Remote
Scottsdale, Arizona, USA
Engineering
$
50K
-
65K
/ yr

Software Engineer: Gauntlet App
@
Gauntlet
DeFi, Engineer, Python, React, Software Engineer, TypeScript, Web3
Remote
NY, USA
Engineering
$
165K
-
205K
/ yr

Software Engineer: Gauntlet App
@
Gauntlet
DeFi, Engineer, Python, React, Software Engineer, TypeScript, Web3
Remote
NY, USA
Engineering
$
165K
-
205K
/ yr

Software Engineer: Gauntlet App
@
Gauntlet
DeFi, Engineer, Python, React, Software Engineer, TypeScript, Web3
Remote
NY, USA
Engineering
$
165K
-
205K
/ yr