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.
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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.