← Back to jobs

Remote job

Web3 Core Engineer

Backend Full-time Permanent Worldwide

Job details

Not specified Salary
Worldwide Eligibility
Senior Experience
Full-time Employment

About this role

Role overview

Build and improve blockchain integrations for a cryptocurrency wallet. This hands-on engineering role spans core software components, connections between prototypes and live data, and investigation of protocol-specific edge cases in collaboration with backend, product, and security specialists.

Responsibilities - Collaborate with backend engineers to understand wallet components and improve the libraries built on them. - Add core software features that connect frontend prototypes to live blockchain data. - Track protocol changes, including relevant Bitcoin and Ethereum improvement proposals. - Investigate bugs involving unusual blockchain behavior and edge cases. - Work with product designers, developers, and privacy and security specialists to advance wallet capabilities.

Requirements - At least five years of application development experience. - Strong C++ development skills. - Familiarity with cryptocurrency wallet components and user experience. - Experience working with distributed software teams. - Comfort contributing in an open source environment. - Strong written and spoken English, and a record of delivering completed work.

Nice to have - JavaScript or TypeScript development skills. - A history of open source contributions. - Knowledge of blockchain protocols such as Bitcoin, Ethereum, or Solana, and the DeFi ecosystem. - Interest in protecting user privacy and security.

Benefits and work setup - Fully remote work. - The listing describes competitive compensation and benefits, plus a home-office stipend.

Skills detected in the listing

TypeScriptJavaScriptC++
Detected Nov 11, 2026
Last verified Nov 12, 2026

Hidden Jobs Access

Unlock application links

Read the full job details for free. An active Hidden Jobs Access subscription is required to open the original application link.

Weekly

FREE $6.99/week after trial
  • Original application links
  • Full access to all MCP features
  • Cancel anytime

Monthly

$35.99 $17.99 /month
  • Original application links
  • Full access to all MCP features
  • 35% cheaper than weekly

Lifetime

$99.99 $49.99 /forever
  • Original application links
  • Full access to all MCP features
  • One-time payment
Hidden Jobs gives subscribers direct access to original application links
Offer ends in 00:00:00 Your profile-fit rate expires at midnight