Frontend Software Engineer

Wemolo GmbH

München, Germany

1 day ago

Apply on startup.jobs

Prepare application

Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Experience level

Expert

Experience required

6 years minimum

Working hours

Regular working hours

Languages

English

Job source

startup.jobs

Tech stack

JavaScript (Programming Language) Microsoft Windows Agile Methodology Amazon Web Services Automation of Tests Software Quality Code Review Cross-Origin Resource Sharing (Ajax Programming) Cursor (Graphical User Interface Elements) Middleware Message Queuing Telemetry Transport (MQTT) Mixpanel

+25 more

Software Engineering Strategies of Testing TypeScript Web Content Accessibility Guidelines Web Applications Web Performance Optimization Web Usability Usage Analysis Tailwind GitHub Copilot ReactJS Cross-Site Scripting (XSS) Backend Git Webpack Gitlab-ci Material UI Playwright Sentry Graphql Front End Software Development Restful APIs Software Performance Workday Docker

Job description

Design, develop and maintain scalable web applications with React and TypeScript
Own the long-term vision and architecture of our frontend systems while keeping a strategic eye on frontend tech debt
Drive company-wide frontend standards, best practices and technology decisions
Mentor and grow our frontend engineers, acting as a role model through code reviews, pairing, and knowledge sharing in our cross-team frontend round with no disciplinary responsibility or direct reports
Leverage AI-assisted development workflows to increase engineering velocity while safeguarding code quality
Continuously evaluate and improve software performance, reliability, and security
Stay up to date with recent frontend developments and proactively bring relevant innovations into the team
Work independently and take full ownership of assigned tasks from technical concept to production, * Tailored Mobility: Full speed ahead - Whether it’s sustainable bike leasing or a public transport subsidy, we keep you flexible and on the move
Measurable goals: Our agile methods allow you to directly measure your impact on our product and company success.
Team Culture & Networking: Real connections - also beyond the day-to-day. Celebrate successes with us at legendary team events and OKR parties
Productive Environment: Brainfood deluxe - Whether it’s portafilter coffee, Bella&Bona online cafeteria, fresh fruit or our muesli bar - your wellbeing fuels your performance
Health & Balance: Stay in balance with EGYM Wellpass or Urban Sports Club - access 1,000+ gyms and wellness spots across Germany
Top Equipment & Ergonomics: Mac or Windows, in the office or remote - we make sure you’re set up for efficiency and comfort
Dress Code? Your Code: What you do matters more than what you wear - dress in whatever makes you feel your best

Requirements

6+ years of professional hands-on experience in frontend engineering
Deep proficiency in TypeScript & React with several years of building and scaling production web applications
Having built an end-to-end Web-Application using TS, React and any backend technology of your choice
Proven experience owning frontend architecture decisions (e.g., component libraries, state management, application structure) across teams or products
Hands-on experience with AI-assisted development tools and agentic workflows (e.g., Claude Code, GitHub Copilot, Cursor) and a clear point of view on using them responsibly
Experience with modern build tooling (ideally Vite), and linting tools
Experience with unit and e2e test frameworks (e.g., Jest, Playwright) and establishing testing strategies
Experience with backend interaction protocols such as REST API, WS, MQTT, and GraphQL
Experience with hardening Web-Application using integration of authentication services and security best practices (input sanitization, JWT, security headers, XSS protection, CORS etc.)
Proficiency in Git and experience with CI/CD pipelines (e.g., GitLab CI/CD)
A mentoring mindset and the ability to align engineers around shared decisions
Strong written and spoken English (level C1 on the CEFR scale), * Experience building or governing design systems and component libraries (e.g., Storybook, Chromatic, Tailwind, AntDesign, BaseWeb)
Experience with frontend observability and product analytics (e.g., Sentry, Mixpanel)
Touchpoints with GraphQL middleware such as Apollo
Knowledge of web performance optimization (e.g., Core Web Vitals) and accessibility standards (WCAG)
Knowledge in Docker & AWS and other backend or infrastructure technologies
Experience working with modern planning tools (e.g., Linear) in agile product teams
Experience leading guilds, chapter rounds, or communities of practice