Senior Full-stack Software Engineer

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Senior Full-stack Software Engineer

We are looking for a Senior Full-stack Software Engineer who will play a crucial role in the development of the mobile application and the web dashboard. These applications are our main way to communicate with our customers all around the world.

Full-time · Delft

Join today, shape tomorrow.

We are about to ramp up, and we want you to be a part of it.

PHYSEE is on a mission to make all buildings smart and power-generating. To achieve that, PHYSEE software team has the vision to develop a client-facing web-based application to increase comfort in user experience and facilitates communication between various products.

As a Senior Full-stack Software Engineer, you will be able to deliver a product together with the software design team to an actual user and improve their livability.

Our software engineers design for quality and reuse, componentization, resilience, and multi-threading, and at the same time you should be willing to get your hands dirty and dive deep into all kinds of problems that come your way.

What you’ll be doing?:

  • Development and maintenance of application code (React Native, React, node.js)
  • Work on further usability, performance improvement, or quality assurance, including bug fixes and test automation
  • Work closely with product managers, product designers, and other engineers to conceptualize, build and test new features. 

Who we’re looking for?

  • 5+ years of industry experience building fast, reliable, real-time web-based applications.
  • Experience with developing and deploying production-level product with thousands of users
  • Knowledgeable about modern web technologies and excited to learn new ones, e.g. Node.js ES6, TypeScript, React
  • Exposure to architectural patterns of a large, high-scale web application.
  • Product-minded: committed to building the best user experience.
  • Ability to thrive in a dynamic, fast-paced, collaborative, and high-growth environment.
  • Understand the trade-offs in employing different engineering solutions to a problem, valuing pragmatism over idealism.
  • Bonus if you have experience with test-driven development and a CICD approach to developing applications.
  • Bonus if you have experience with Microsoft Azure.
  • You are fluent in English (both written and verbally). 

What you can expect?

  • Be part of a growing organization, with the mission of transforming the built environment into a smart, sustainable, and healthy eco-system
  • Have variety in your daily activities through active knowledge sharing, presentations,
  • Work-life balance
  • Open environment to express your opinion and share new ideas
  • Work in an English environment, with 12 different nationalities
  • Daily lunch & fruits (when we’re in the office)
  • Weekly fitness Bootcamp on Monday’s (PHYSEEO).
  • Fun events and Friday drinks every six weeks.
Do you like what you see? Apply by clicking the button below and we'll be in contact with you as soon as possible! 

Our Core Values

Each PHYSEEonair brings unique mentalities, customs and skillsets to the table, but we're binded by these values. They reflect what we stand for as a company and how we conduct our business on a day-to-day basis. We are proud to have a group of 45 curious, ambitious, quirky and adventurous PHYSEEonairs and that these values continue to drive our growth. 

At PHYSEE I learned that working with great people has a positive impact on my life as a whole!”

                                              Ferdinand Grapperhaus, Founder &  CEO


You're part of a young and fast growing company wanting to change the world’s perspective of a sustainable future. Your work matters at PHYSEE. 

Your colleagues are funny, creative and supportive! With different nationalities, deep passion and energy, PHYSEEonairs make work exciting. Work-life balance -or in our lingo: "Plan it Happy"- is key.

We organise cool events that you can join, such as Strategy Day, PHunday, PowerEvent, Christmas party but we also have weekly Friday drinks with pingpong matches and a monthly PHYSEE XL.

We love Xtra activities. Join us in educating kids with GESTE Summer School, improve your project management skills with PHYSEE GO or help us improve our culture and way of working with PHYcista. 

We are healthy. We love sports. We stay active with weekly PHYSEEo (bootcamp), PHYoga, PHYSki trip and fresh fruit every single day. 

Open knowledge sharing in a creative way. Every Friday we host interdepartmental brainstorms and have daily '4 O'clock' breaks to give your mind a break while learning about new topics. 


Pim Rutgers


Heidi Mao 

Full Stack Developer

Tarang Gupta

Building Physics Engineer

Wouter Beck

Building Physics Engineer