Level: Middle / Senior Company: Lagrange Labs Salary Range: 5,500 – 8,000 USD + Token Allocation Conditions: Full-time, Remote

Responsibilities: — Development and scaling of the frontend part of Lagrange products using Vue.js. — Designing complex reactive interfaces for monitoring ZK-proofs and cross-chain transactions. — Optimizing application performance and state management (Pinia / Vuex). — Integration with Web3 providers and smart contracts (via Viem / Ethers.js). — Ensuring high code quality through Unit and E2E testing (Vitest / Cypress). — Working with data visualization libraries to display protocol analytics. — Support and development of the internal component library (Design System).

Requirements: — 3+ years of commercial frontend development experience. — Expert proficiency in Vue 3 (Composition API) and TypeScript. — Experience with modern bundlers (Vite) and the Vue ecosystem. — Deep knowledge of HTML5, CSS3, and CSS frameworks (Tailwind CSS / SCSS). — Understanding of Web3 principles (interaction with MetaMask, reading data from the blockchain). — English language: Upper-Intermediate (for working in an international team).

Will be a plus: — Experience with Nuxt.js. — Data visualization skills (D3.js / ECharts). — Understanding of ZK-Rollups and blockchain infrastructure fundamentals.