Westwing

Senior Fullstack Engineer (m/f/d)

Remote, United States remote Entry Salary not listed
remote Technology & IT Curated
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About the role

JOIN OUR TEAMAs a Senior Software Engineer on our Web & API team, you will play a key role in shaping and evolving our e-commerce storefront. Working across the full stack, from React components and data integrations to AI-powered features, you will take ownership of complex features end-to-end, from specification and architecture through to delivery and monitoring. In close collaboration with Product and Design in an agile environment, you will combine a keen eye for performance with a drive to build experiences that delight millions of customers. Your curiosity for emerging technologies will help the team work smarter, ship faster, and continuously push the boundaries of what is possible. This position is permanent and based in Munich.

WHAT YOU'LL DODesign, build, and maintain features end-to-end across the storefront and mobile API, from specification through server-side data loading and UI to production release and maintenance
Build and extend integrations with our e-commerce, headless CMS, search, analytics, and experimentation platforms
Build AI-powered user-facing features, directing and reviewing AI coding agents in your own and the team's workflow while owning the correctness, security, and maintainability of everything that ships
Own the caching, rendering, and performance strategy for the storefront and mobile API
Partner with Product Managers and Designers to turn business goals into performant, high-quality user experiences
Champion code quality and reliability through testing, code reviews, and the conventions and context that keep the codebase healthy for both engineers and AI agents as it grows

YOU COME WITHDeep expertise in React, TypeScript, and modern frontend development, backed by strong software architecture skills and solid engineering principles
A sharp focus on performance across the stack, from frontend rendering to backend data fetching, including server-side rendering (ideally with React Router) and GraphQL
Strong specification and architecture judgment, turning ambiguous requests into precise, testable specs that teammates and coding agents build against, while making load-bearing technical decisions with confidence
Rigorous approach to code verification, designing the tests, evals, and checks that determine production readiness without relying on surface-level outputs
High standards for maintainability, resilience, security, and cost efficiency, reasoning through failure modes and remaining especially vigilant when reviewing AI-generated code
Proven fluency with Agentic AI, directing coding agents on well-scoped work, reviewing output with informed scepticism, owning the result, and leveraging AI to accelerate delivery and power user-facing features
A product-driven mindset that connects technical decisions to business impact and user experience, with prior experience in Product Engineering or Product Management considered a plus
Fluency in English with excellent written and verbal communication skills

WHY WESTWINGIf you are looking for a place where ambition meets creativity, where ideas turn into impact fast, and where people are trusted to grow - you have found it.
At Westwing, we’re building the Superbrand in Design with a team that’s shaping the future of beautiful home & living.

Here is what you can look forward to:

  • A high-performance culture built on trust, feedback and collaboration
  • An inspiring, international environment that empowers you to think big, take ownership, and grow beyond your comfort zone
  • A flexible hybrid setup with ideally 3 office days per week - because strong connections and quick collaboration make great ideas happen
  • Professionally equipped workstation of your personal choice
  • 30 days of paid holiday to rest, recharge, and come back ready to create
  • A beautiful, centrally located, dog-friendly office with inspiring spaces, a sunny terrace, and good food - designed for moments that energise and connect
  • Exclusive discounts - 40% off Westwing Collection, 20% off third-party brands (each on non-reduced items), 10% Family & Friends discount, plus special-occasion vouchers
  • Wellbeing support through mental health resources, sports memberships, and preventive care
  • Sustainable mobility options with discounted public transport and JobRad - moving with purpose and care for the planet
  • Support for working parents, including our on-site Westwing Wichtel daycare and a partnership with multilingual provider Elly & Stoffl
  • One annual Social Impact Day to give back to a cause you care about - because being human is our true superpower
  • Team rituals that celebrate results and togetherness - from Summer & Winter Parties to Oktoberfest

ABOUT USWestwing, Europe’s #1 in Beautiful Living e-commerce, is present in 20+ European countries and achieved a GMV (Gross Merchandise Volume) of EUR 507 million in 2025. As Europe’s premium one-stop destination for Design Lovers, it offers a unique brand experience with a carefully curated assortment of the Westwing Collection and 3rd party design brands. The integrated platform combines Shop, Daily Specials, Stores, the B2B Service (Westwing Business) and the Westwing Design Service. Westwing’s team works together on its shared purpose to “Excite people to create homes that unlock the full beauty of life”. Founded in 2011, Westwing is headquartered in Munich and went public on the Frankfurt Stock Exchange in October 2018.

Our team is a diverse group of professionals aiming for high performance, working together at a fast pace in an inspiring, international and informal environment that enables you to grow your career while working with a brand and products our customers love. We’re made up of passionate people who are creative enough to disrupt the status quo, brave enough to fail and smart enough to win. So come, be part of the “wow, you work at Westwing?” crowd.

Diversity is deeply rooted in our culture. Our mission doesn’t stop to inspire only your design choices, it continues to embrace an inclusive lifestyle filled with respect to everyone’s uniqueness, cultural differences and equal opportunity.

DepartmentTechnology
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Interview prep

Walk in with sharper answers.

Use this as a quick practice sheet before you speak with the employer.

Role
Technology & IT API integration Data Analysis Javascript Project Management remote

Likely questions

  1. Tell us about work you have done that is close to the Senior Fullstack Engineer (m/f/d) role.
  2. How would you approach your first 30 days at Westwing?
  3. Which of API integration, Data Analysis and Javascript have you used recently, and what did it help you achieve?
  4. Describe a time you solved a problem without waiting to be told exactly what to do.
  5. How do you stay organised and communicate clearly when working remotely?

Prepare before the call

  • A recent example that proves your experience with API integration, Data Analysis and Javascript.
  • One short story with a problem, your action, and the result.
  • Two examples that show the strengths listed on your CV.
  • A clear reason why this role and company interest you.
  • Your availability, preferred work style, and salary expectations.

Ask them

  • What would success look like in the first 90 days?
  • What are the main problems this hire should help solve?
  • How does the team give feedback and measure good work?
  • What does a normal working week look like for this role?
Practice line

I am interested in the Senior Fullstack Engineer (m/f/d) role because I can bring practical experience in API integration, Data Analysis and Javascript, learn the team quickly, and contribute to the outcomes Westwing needs from this hire.

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