Senior Product Engineer, Frontend

Job not on LinkedIn

🔥 0 minutes ago

🇵🇹 Portugal – Remote

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 12%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Zerion

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2016

💼 Consulting

📦 Logistics

📣 Marketing

Consulting • Logistics • Marketing

Zerion is a comprehensive non-custodial crypto wallet and portfolio tracker designed for the multichain world of Web3. It allows users to manage their crypto assets, including tokens, NFTs, and DeFi positions, across all major blockchain networks seamlessly. Zerion provides features such as portfolio tracking, trading across decentralized exchanges, and on-chain security leveraging integration with hardware wallets like Ledger. The platform supports multiple EVM-compatible networks and integrates over 500 protocols, presenting users with the best trading deals and enabling transparency and security in all transactions. Zerion is built for Web3 enthusiasts, offering advanced features through an accessible app on multiple devices.

📋 Description

• Own complex product features end-to-end, from understanding the problem and shaping the solution through implementation, launch, and iteration • Work closely with the product team to shape what is built, challenge assumptions, and turn ambiguous problems into great product experiences • Build polished, responsive product experiences using React and TypeScript • Prototype and iterate on interactions using code, design tools, and AI • Improve interaction, motion, responsiveness, loading states, transitions, and microinteractions • Build and evolve reusable frontend components and the design system • Identify and improve existing product experiences • Maintain high standards for performance, accessibility, reliability, and frontend engineering quality

🎯 Requirements

• 5+ years of experience building high-quality, customer-facing web products • Excellent knowledge of React, TypeScript, modern CSS, and browser technologies • Track record of owning and shipping complex product features end-to-end • Strong product and UX judgment • Exceptional attention to detail • Experience building sophisticated animations and interactive UI • Strong understanding of modern frontend engineering practices • Ability to turn ambiguous product problems into concrete solutions • Strong ownership mindset • Strong desire to contribute to product evolution • Comfortable working in a fast-paced startup environment and on multiple problems in parallel • Clear and proactive communication in a distributed team • Strong command of HTML, CSS, browser APIs, and modern frontend architecture • Experience building responsive, high-performance web applications • Experience with animation and interaction libraries and complex UI transitions • Experience building reusable component systems and frontend abstractions • Strong understanding of frontend performance, accessibility, and cross-browser behavior • AI-native workflow for product exploration, implementation, debugging, and iteration

🏖️ Benefits

• Competitive salary • Medical insurance • Coworking membership • Unlimited days off • Flexible work schedule • Software and equipment for working from home • Stock options • Travel to industry events and annual team offsite • Fully remote work • Asynchronous collaboration • Additional benefits