Senior Full Stack Engineer

WunderGraph is a fast-growing startup, and we're on a mission to redefine how companies leverage GraphQL Federation at scale. Our North Star is to enable collaboration across small and large organizations by using APIs as the backbone of business growth. Making this look easy for customers actually means solving complex technical challenges, which is why we're looking for people like you to help us grow and build more exciting, cutting-edge tech If you want to make an impact, have your voice heard, and work in a no-BS organization where you can get stuff done, look no further and apply today

ABOUT THE ROLE

As a Senior Full Stack Engineer at WunderGraph, you are a technical leader and problem solver. You combine deep expertise across the stack with the ability to design, implement, and deliver features that are robust, secure, and scalable. You don't just write code; you shape solutions, set standards, and mentor teammates to raise the bar for engineering excellence.

You understand that speed and quality go hand in hand. You balance rapid delivery with clean, testable code that others can confidently build upon. You thrive on solving complex problems, proactively exploring new technologies, and contributing to both product success and the engineering culture.

You take initiative, operate with autonomy, and are comfortable making architectural decisions when needed. Most importantly, you know that great engineering happens as a team sport, you share knowledge, support others, and help drive WunderGraph forward.

TEAM INTEGRATION

• You report to the CTO

• You align with the CEO (product strategy) and the CCO (customer feedback)

• You collaborate closely with engineers across the stack, as well as product and customer-facing teams

• You mentor junior and mid-level engineers through code reviews, pair programming, and guidance
  

ROLE OBJECTIVES

You are successful if you:

• Deliver high-quality features that are reliable, performant, and well-tested.

• Take full ownership of components, from design to deployment and monitoring.

• Influence architecture and technical decisions to ensure scalability and maintainability.

• Proactively improve developer experience (DX) and customer-facing experience (UX).

• Mentor and support teammates, helping the entire team grow stronger.

• Contribute to WunderGraph's open-source presence and thought leadership.
  

ROLE TASKS

The role focuses on, but is not limited to, these tasks:

Feature & System Development

• Lead the design and implementation of features across our stack , React, TypeScript, GraphQL, Tailwind). Golang nice to have

• Ensure code is robust, secure, performant, and testable.

• Proactively identify technical debt and propose solutions for long-term maintainability.

Quality & Reliability

• Establish and follow best practices in testing, documentation, and code reviews.

• Monitor system performance and telemetry data to anticipate issues.

• Run and orchestrate internal security reviews and penetration tests.

Collaboration & Mentorship

• Collaborate with product, design, and customer-facing teams to refine requirements.

• Mentor peers, provide constructive code reviews, and share best practices.

• Engage with the open-source community: analyze, manage, and review pull requests.

Documentation & Customer Focus

• Write clear, public-facing documentation for features and libraries you build.

• Interact with customers to understand their use cases, gather feedback, and resolve issues.

• Translate customer needs into technical improvements that move the needle.

ROLE REQUIREMENTS

• Senior Level (IC4) professional experience in Full Stack Engineering.

• Proficiency in , and TypeScript.

• Solid experience with React, , GraphQL, and APIs (SOAP, gRPC, REST). Go a nice to have

• Strong understanding of software architecture, testing, and security practices.

• Proven track record of owning features end-to-end; open-source contributions a plus.

• Experience with CI/CD pipelines, monitoring, and observability.

• Excellent English communication skills for technical collaboration and documentation.

• Self-starter with a strong ownership mentality; able to work independently in a startup environment.

• Comfortable working 100% remote in a distributed, global team.
  Occasional travel for team meetups and workshops.

WHAT SUCCESS LOOKS LIKE

• Features you ship are reliable, secure, and loved by customers.

• Teammates grow from your mentorship, reviews, and leadership.

• The engineering org is faster and more confident because of your contributions.

• Customers and developers rave about the DX and UX of what you've built.

• WunderGraph's open-source community sees you as a trusted maintainer and leader.

Why WunderGraph?

• Work from wherever you thrive—we're fully remote and globally distributed. If you're in Miami, come work with us in person We also provide co-working space options worldwide if needed.

• Pick your preferred work hardware

• We focus on getting stuff done, and on having fun whilst doing so: work hard, play hard

• You can make a real difference and find lots of opportunities to grow together with us

• Discretionary PTO: take the time you need to recharge

• Competitive compensation

• Depending on location, we offer healthcare benefits according to local standards

• Team retreats across the globe

Note: This is a full-time, fully remote position. We are looking for someone who is available to work during European (CET) business hours.

The Process

We respect your time and interest in WunderGraph. This is why we're aiming to make the process as fast as possible. Here's what you can expect:

• 30 min intro call with Alex from our People team

• 30 min discussion with one of our engineers. Following this, you might receive a small take home assignment related to the role. This is your chance to prove your skill

• Complete the assignment and review together with our technical team

• Meet the CTO and founders

• Culture fit call with team members

• Offer

Our process also includes reference and background checks. We aim to respond or provide feedback in 2 or 3 days between each stage of the process. We're usually hiring through Deel as our Employer of Record, except for Germany or Florida where we're hiring directly.

WunderGraph is an equal opportunity workplace; we welcome people from all backgrounds.

You can find out more about our ways of working together here:

WunderGraph Public Handbook and Resources

We're looking forward to your application so we can grow together