Senior Web UI Developer – React & Modern Frontend ConsultantLanguage: English fluentLocation: Lisbon; PortugalResponsibilities :Frontend Engineering ResponsibilitiesYou will take ownership of building and evolving user-facing web applications using a modern JavaScript stack.
This includes developing modular, reusable UI components and ensuring high visual accuracy in line with design specifications.You will focus on performance optimization, scalability, and maintainability, making use of modern tooling to deliver fast and responsive user experiences.Cross-Team CollaborationYou will work hand-in-hand with UX/UI designers, backend engineers, and product stakeholders to convert functional needs into robust technical solutions.As part of the engineering team, you will contribute to peer reviews, help resolve production issues, and support end users when needed.Depending on project needs, you may also contribute to server-side development, helping ensure smooth interaction between client-side and backend services.Evolution & Best PracticesYou are expected to continuously monitor advancements in frontend technologies and engineering practices.You will actively contribute ideas to improve application usability, technical quality, and long-term sustainability.Profile :Essential ExperienceAcademic background in computer science, software engineering, or a related technical fieldStrong hands-on experience building frontend applications with React and TypeScript, along with modern styling approachesIn-depth knowledge of core JavaScript concepts (ES6+) and browser behaviorPractical experience with modern build systems and tooling used in frontend developmentSolid understanding of API-based integrations and frontend–backend communicationDaily use of source control platforms such as Git-based repositoriesAbility to produce clean, readable, and well-structured codeNice to HaveExposure to backend development using Java-based frameworksKnowledge of additional frontend frameworksFamiliarity with automated delivery pipelinesStrong testing mindset with experience in frontend testing tools and frameworksExperience using component libraries or design systemsUnderstanding of Agile delivery frameworks and related toolingAwareness of web accessibility standards and inclusive design principlesPersonal AttributesA genuine agile mindset centered on collaboration, feedback, and continuous learningAbility to work autonomously while meeting delivery commitmentsStrong analytical skills and attention to detailComfortable working in iterative development environmentsClear and professional communication skillsFluency in English is required; additional languages are an advantageTeam-oriented, proactive, and motivated to improve both products and processesInterested in this oppotunity?
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