Staff Frontend Engineer – Web Platform, Performance

Jobtailor; Boulogne-Billancourt; Sur place; EUR 70 000 - 100 000; Plein temps

Résumé du poste

Jobtailor seeks an experienced front-end engineer in the Île-de-France region to design and deliver high-performance features. You will shape architecture, participate in design systems, and collaborate with Product, Design and Back-end teams.

You will review code, optimize performance, and ensure accessibility, while communicating in English within a distributed team. If you are passionate about modern web technologies, join us.

Qualifications

• 8+ years of front-end development experience.
• Strong proficiency in HTML, CSS, JavaScript, and TypeScript.
• Deep knowledge of the browser and rendering engines.
• Hands-on experience with Web Performance and Core Web Vitals.
• Experience working with Design Systems.
• Ability to review and challenge code across a team.
• Professional-level English required.
• Nice-to-haves: Web Components, open-source contributions, experience in distributed teams

Responsabilités

• Design and develop high-performance front-end features.
• Define and evolve front-end architecture and design systems.
• Conduct rigorous code reviews.
• Collaborate closely with Product, Design, and Back-end teams.
• Communicate professionally in English.

Connaissances

Front-end development

JavaScript/TypeScript

HTML/CSS

Browser rendering

Web Performance

Design Systems

Code review

English communication

Web Components (nice-to-have)

Description du poste

Responsibilities

• Design and develop high-performance front-end features
• Define and evolve front-end architecture and design systems
• Conduct rigorous code reviews
• Collaborate closely with Product, Design, and Back-end teams
• Communicate professionally in English

Requirements

• 8+ years of front-end development experience
• Strong proficiency in HTML, CSS, JavaScript, and TypeScript
• Deep knowledge of the browser and rendering engines
• Hands-on experience with Web Performance and Core Web Vitals
• Experience working with Design Systems
• Ability to review and challenge code across a team
• Professional-level English required
• Nice-to-haves: Web Components, open-source contributions, experience in distributed teams