Frontend Application Developer

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🕒 September 29, 2025

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Lightning Labs

WebsiteLinkedInAll Job Openings

1 - 10 employees

🔌 API

₿ Crypto

API • Crypto

Lightning Labs is developing Lightning, an open protocol layer designed to utilize the capabilities of blockchains and smart contracts. Their goal is to enable affordable, rapid, and private transactions globally accessible to all.

📋 Description

• Writing frontend browser-based UIs for our software (NextJS) • Integrating and building APIs for the ecosystem • Writing automated tests with Jest, Cypress, and Playwright • Stakeholder interaction with user-facing products, ensuring our UX is compatible and enables individuals and companies to build on Lightning • Contributing to an open source project with a growing number of active contributors • Serving as the primary driver for the design and development of the project • Building applications, libraries, and tools for users to interact with the Lightning Network

🎯 Requirements

• Strong Javascript (Typescript) expertise and experience building with React • Experience building and shipping React applications and maintaining open source projects • Experience with NextJS, React, MobX, and EmotionJS • Experience integrating and building APIs for the ecosystem • Experience writing automated tests with Jest, Cypress, and Playwright • Prior contributions to open source projects and experience leading software development projects • Understanding of modern solutions to building web applications targeting varying browsers and platforms • Solid engineering practices and processes, such as a solid testing methodology and documentation • Understanding of Bitcoin, other digital currencies, and cryptography (preferred) • Experience with empathetic, human-centered software design • Ability and eagerness to pick things up quickly, take ownership of projects, and develop new skills • Experience with React Native is a plus • Resume required; LinkedIn URL and cover letter optional