Software Engineer

Harmony is an open blockchain platform designed to run Ethereum applications with fast transaction finality and low fees. It provides infrastructure, developer resources, governance, validators, and a cross-chain bridge for blockchain users and developers.

Seed7 current maintainersTeam intelligence

Maintainer signals as of 8/23/2026

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About Harmony

Harmony operates an open blockchain platform supporting Ethereum applications, assets, collectibles, identity, and governance. Its ecosystem includes documentation and developer tools, SDKs, APIs, deployment resources, validator and delegator functions, governance, and community forums. Harmony also operates a LayerZero-powered bridge interface that enables users to transfer crypto assets between Ethereum and Harmony.

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Skills

About the Role

You will design and build user interfaces for Harmony-based DeFi applications and DApps. You will integrate smart contracts and wallets across platforms, profile and optimize applications for performance, and iterate based on community feedback. You will prototype features, debug at low level, and collaborate across timezones to deliver production-ready software.

Requirements

  • Bachelor degree in computer science with specialization in kernel, data structures, or compilers
  • 3 to 5 years of professional experience including at least 1 year of startup experience
  • Willingness to work a 60-hour work week
  • Daily 4-hour overlap with Pacific Time
  • Exceptional communication and people skills

Responsibilities

  • Develop user interfaces for DeFi applications and DApps
  • Integrate smart contracts and wallets across platforms
  • Optimize application performance and implement community feedback