Staff Frontend Engineer

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. Shape the architecture, quality, and developer experience of product surfaces used by customers and internal teams .

Posted 9/23/2026full-timeBerlin • GermanyLeadWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates deep expertise in modern frontend engineering, including TypeScript, component architecture, and design systems, while effectively leading cross-team initiatives and mentoring engineers. Capable of translating complex workflows into elegant product experiences and driving systemic improvements in frontend architecture and performance.

Highest-signal resume keywords

Modern Frontend EngineeringTypeScript ProficiencyComponent ArchitectureDesign Systems ManagementCross-Team Collaboration

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Frontend ArchitectureState ManagementAccessibility StandardsPerformance OptimizationTesting StrategyMaintainable Application ArchitectureAI Coding ToolsTechnical WritingSystemic ImprovementStakeholder Alignment

Soft Skills

MentoringClear CommunicationArchitectural ReasoningStakeholder ManagementCollaboration

Tools & Technologies

SvelteReactAI Coding ToolsObservability ToolsInfrastructure Management

Industry Keywords

Frontend DevelopmentProduct EngineeringUser Experience (UX)User Interface (UI)Compliance

Tech Stack

Tools & technologies

ReactSvelteTypeScript

About the role

Key responsibilities & impact

Shape the architecture, quality, and developer experience of product surfaces used by customers and internal teams
Work across product teams to make frontend systems scalable, reliable, accessible, and fast
Lead the migration from Svelte to React while sequencing work with product delivery
Maintain and evolve the design system with the frontend guild
Support and guide frontend initiatives across teams covering architecture, performance, testing strategy, developer experience, and technical debt reduction
Raise UX and UI quality through design reviews, reusable patterns, mentoring, and technical writing
Identify and shape effective uses of agentic AI tooling in engineering
Map frontend architecture, product domains, design system, team workflows, and delivery bottlenecks during the first 30 days
Publish a structured analysis and proposal for a cross-team frontend initiative by day 60
Lead a systemic improvement to measurable progress across teams by day 90
Help Senior Engineers grow through collaboration, reviews, and shared ownership
Participate in hiring interviews covering frontend craft, system design, product thinking, and cross-functional collaboration

Requirements

What you’ll need

Already operated at Staff scope, with or without the title
Track record of shipping systemic frontend or product-engineering improvements across multiple teams
Deep expertise in modern frontend engineering
Strong command of TypeScript, component architecture, state management, design systems, accessibility, performance, testing, and maintainable application architecture
Daily use of AI coding tools, including agentic workflows beyond autocomplete
Considered view on where AI coding tools genuinely help and what a codebase needs for agent workflows
Ability to translate ambiguous workflows and business constraints into pragmatic, elegant product experiences
Comfortable reasoning across frontend, backend, APIs, infrastructure, observability, security, and compliance
Ability to drive cross-team change through clear writing, architectural reasoning, and stakeholder alignment
Ability to set technical direction and influence without formal authority
Ability to manage diverse stakeholders and build alignment on difficult technical decisions
Experience mentoring engineers
Fluent English, written and spoken
Legal right to work in the European Union
Currently residing in Berlin or open to relocating to Berlin
Open to a hybrid work arrangement mixing office and home-office work

Benefits

Comp & perks

Customizable benefits package covering wellbeing, sport, mobility, food, and more
28 days of vacation, plus 2 company days and local public holidays
Remote-flexible hybrid setup
Up to 6 remote calendar weeks a year
A great tech and work setup
Diverse team of 130+ bunchies from 40+ countries
Leaders who are best-in-class in their domains