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Senior Front End Developer

SQLIBarcelona, Cataluña, España

Hace 26 días

Descripción del trabajo

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SQLI Group is a digital agency, with 30 years leading the implementation and management of digital devices for a reinvented user experience. We are over 2500 talents in more than 13 countries and 3 continents. We are a human touch company & key partner of the largest international companies with global projects.

Job Description

We are looking for a senior front-end developer with proven experience in architecture and design patterns. Working autonomously, you he / she implement front-end architectural decisions on high-impact projects, promoting best practices and ensuring the scalability and performance of our applications.

What is this all about?

Lead architectural decisions in large-scale React / Next.js applications.
Define and implement modern front-end patterns, rendering strategies, and scalable structures.
Collaborate with backend engineers, designers, and product managers to align architectural vision with business goals.
Guide performance optimization through SSR, CSR, and ISR strategies.
Contribute to design and implementation of complex API integrations and state management solutions.

Main Relationships

Frontend and Backend Developers

Product Owners & Managers

UX / UI Designers

Business Stakeholders

Qualifications

Who are you?

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

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.

Additional Information

What do we offer?

Permanent contract.

Hybrid policy work. (1 day office, 4 days home office)

Juno Journey Premium member platform with a lot of on-line learnings (certifications, courses, etc).

Individual yearly training and certification budget.

Work Schedule Monday to Friday.

Intensive working hours on Fridays and all week in July and August.

Full salary coverage for sick leave.

Relocation package.

Data protection notice

SQLI Group ensures that applicants' personal data is processed as required by the EU General Data Protection Regulation (GDPR) and the Ley de Protección de Datos 3 / 2018 of the Spanish Kingdom . Personal data is processed for the purpose of carrying out the hiring process and joining to our talent community. You can exercise your rights in terms of General Data Protection and digital guarantees through

Seniority level

Mid-Senior level

Employment type

Full-time

Job function

Information Technology

IT Services and IT Consulting

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Front End Developer • Barcelona, Cataluña, España