Senior Frontend Developer (React) - Web Wallet

Block Media Ltd; Málaga; A distancia; EUR 60.000 - 80.000; Jornada completa

Descripción de la vacante

A leading Web3 incubator is seeking a Senior Frontend Developer to build scalable web applications. You'll design user-facing features and collaborate with cross-functional teams to enhance user experience. The ideal candidate has over 5 years in frontend engineering, expertise in React and modern JavaScript, and a passion for software quality. This is a remote position with a full-time employment type.

Formación

• Over 5 years of experience in frontend engineering.
• Strong expertise in React and modern JavaScript / TypeScript.
• Experience with build tools and testing frameworks is essential.

Responsabilidades

• Design and implement user-facing features with a focus on performance and UX.
• Build and maintain modular React-based interfaces.
• Collaborate with product and backend teams to define API contracts.

Conocimientos

Frontend engineering

React

JavaScript

TypeScript

DevOps practices

Micro frontend architectures

Testing frameworks (Cypress or Selenium)

Build tools (Bun, Vite, Webpack)

Descripción del empleo

Senior Frontend Developer (React) - Web Wallet

Join to apply for the Senior Frontend Developer (React) - Web Wallet role at Block Labs

Title :

Senior Frontend Developer (React) - Web Wallet

Department :

Engineering

Location :

Remote within EU

About Block Labs

Block Labs is a leading force in the Web3 space, incubating, investing in, and accelerating top-tier fintech, crypto, and iGaming projects. With a mission to shape the future of decentralized technology, we partner with visionary startups to raise funding, refine product-market fit, and grow their audiences. Our diverse team drives innovation, using deep industry expertise and an extensive network to empower the next wave of blockchain-driven companies. At Block Labs, we’re passionate about turning bold ideas into breakthrough success.

About The Role

As a Senior Frontend Developer, you will help build high-performance, modular, and visually engaging interfaces across a range of cutting-edge platforms. You will work within a cross-functional team of engineers, product managers, and designers to deliver seamless user experiences across web applications. This is a hands-on role with significant influence over architectural choices, component design, and frontend tooling.

Key Responsibilities

1. Design and implement user-facing features with strong attention to performance, responsiveness, and UX
2. Build, maintain, and refactor modular React-based interfaces for scalability and reusability
3. Collaborate with product and backend teams to define API contracts and feature behavior
4. Advocate for clean, testable, and maintainable code through peer reviews and documentation
5. Optimize applications for speed, cross-browser compatibility, and accessibility
6. Work within a modern CI / CD pipeline to ship features efficiently and safely
7. Contribute to shared design systems or internal tooling as needed

About You

• You have over 5 years of experience in frontend engineering with a focus on creating high-quality, scalable web applications
• Strong expertise in React and modern JavaScript / TypeScript
• Previous experience with micro frontend architectures is a plus
• Experience with build tools (like Bun, Vite, Webpack) and testing frameworks (such as Cypress or Selenium) is essential
• You have experience in DevOps practices and containerization technologies in cloud environments
• You are passionate about software quality and creating exceptional user experiences
• You have a strong command of both verbal and written English
• Background in fintech, DeFi, or iGaming is a bonus

Seniority level

Mid-Senior level

Employment type

Full-time

Job function

Other

Industries

IT Services and IT Consulting

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