{"id":2535655,"url":"https://alion.io/job/callista-senior-frontend-engineer","title":"Senior Frontend Engineer","company":{"id":693135,"name":"Callista","domain":"callista.ch","url":"https://alion.io/company/callista-3","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Recruitee","truth_index":null},"role":"Frontend","role_family":"Frontend","seniority":"senior","employment_type":"freelance","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Lucerne, Switzerland"],"countries":["CH"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Angular","optional":false},{"name":"Copilot","optional":false},{"name":"Java","optional":false},{"name":"Sass","optional":false},{"name":"Storybook","optional":false},{"name":"TypeScript","optional":false},{"name":"Web Components","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-10-14T13:18:03Z","employer_posted_date":"2026-10-14","last_verified_at":"2026-10-15T23:26:25Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"Für die Verstärkung eines agilen Produktteams innerhalb eines Agile Release Train bei einem unserer Kunden in Luzern suchen wir eine erfahrene Senior Frontend-Entwicklungspersönlichkeit. Im Fokus stehen eine starke operative Delivery, die saubere und selbstständige technische Umsetzung sowie eine verlässliche Zusammenarbeit im Team. Du konzipierst und realisierst komplexe Anforderungen eigenständig, bringst gute Engineering-Praktiken mit und treibst technische Themen konstruktiv voran.\nAufgaben\nEigenständige Konzeption und Umsetzung komplexer Frontend-Anforderungen mit Angular, TypeScript, HTML und SCSS\n\nEntwicklung wiederverwendbarer Web Components mit hohem Anspruch an User Experience, Accessibility und Usability\n\nErarbeitung und Umsetzung architekturkonformer Lösungen inkl. Dokumentation\n\nSicherstellung der Qualität durch E2E-Tests und UI-Testing mit Storybook und Chromatic\n\nGezielter Einsatz von AI-basierten Coding-Assistants wie GitHub Copilot zur Steigerung von Qualität und Entwicklungsgeschwindigkeit\n\nProaktive Identifikation von Verbesserungspotenzialen in Code und Prozessen\n\nEnge, teamübergreifende Zusammenarbeit mit Fachbereich und Entwicklungsteam sowie Weitergabe von Wissen im Team\n\nRequirements\nFundierte praktische Erfahrung als Senior Frontend-Entwickler mit Angular, TypeScript, HTML und SCSS\n\nAusgeprägtes Know-how in Web Components, Accessibility und Usability sowie Begeisterung für gute User Experience\n\nErfahrung im DevOps- und Cloud-Umfeld\n\nPraxis mit E2E-Tests und UI-Testing, idealerweise mit Storybook und Chromatic\n\nSicherer Umgang mit modernen AI-basierten Coding-Assistants (z.B. 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