Senior Front-End Developer

🔹Senior Front-End Engineer🔹

In CAPITOLE we are looking to reinforce our team with Senior Front-End Engineer with solid experience in code architecture and algorithmics, capable of making complex technical decisions and structuring medium/large scale applications.

📍 Location: On-site presence required 1 time every month and a half in Barcelona.

Job Requirements

🔹Proven experience leading architectural decisions in complex React or Next.js projects.

🔹Deep expertise in JavaScript/TypeScript and advanced design patterns.

🔹Strong ability to optimize performance and manage rendering strategies (SSR, CSR, ISR).

🔹Solid grasp of data structures and algorithms, and how they impact front-end performance.

🔹Experience working with complex API integrations and modern state management (Zustand, Redux, TanStack, etc.).

🔹Capable of mentoring other developers and reviewing code with a focus on quality and scalability.

🔹Languages: English - C1 / Spanish -B2.

Still don’t know us? Discover more: https://capitole-consulting.com/

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We’re excited to meet you!

The employee will adhere to information security policies:

• Will have access to confidential information related to Capitole and the project they are working on.
• Must comply with the security policies and internal policies of the company and the client.
• Must sign an NDA.