Our goal at OpenUp is to make mental wellbeing accessible to everyone. We support companies, their employees, and employees' families with mental-wellbeing. Our OpenUp platform provides employees and their families with direct access to health checks, self-help programs, group sessions, webinars, mindfulness training, and a team of experienced psychologists. We strive to build high-performing teams that help people develop to their fullest potential. We take pride in raising the bar and achieving the next level.
OpenUp is ranked number 1 on the LinkedIn Top Startups 2023 list and is rapidly growing. We are expanding our international teams and we search for like-minded talent. We are already helping over 1000+ (international) companies and 250.000 + employees, e.g. Rituals, Deloitte, Decathlon, Miele, KPMG, Adyen and McDonalds.


About the role

As a senior full stack software developer at OpenUp you will be a key member of our tech and product team, building the tech stack for our mental well-being services, focusing on creating accessible, cost-effective solutions. This includes optimizing client matching, integrating conversational AI, and enhancing HR system connections. Besides writing clean and practical code you will also make key architectural decisions, interact with our partners/suppliers and most importantly work together with the team to develop our technology. Our tech stack includes: .NET 6, SQL Server, React, Azure.


Who are you

  • Bachelor's degree in computer science or a similar education
  • 4+ years experience with React.js, Angular, .NET Core, .NET framework, JavaScript, and related technologies. Solid understanding of Microsoft Azure, and Azure DevOps a plus.
  • Ability to lead/drive software projects and adapt Agile methodologies for efficient and iterative software development.
  • Proficiency in designing and implementing secure and scalable software architectures, which includes API design, system integration, data security, strategic database selection and a good understanding of the top OWASP security risks.
  • Excellent communication skills for effective collaboration with non-technical stakeholders, coupled with the ability to quickly understand the business domain or industry to align software development with business needs.
  • Familiarity with automated testing techniques for quality assurance, meticulous attention to detail, and commitment to ongoing learning to keep abreast of the latest tech trends.
  • You are fluent in English.
  • You get positive energy from the dynamics of a scale-up environment.


What we offer

  • A personal development budget.
  • A job at the fastest growing mental health start-up in Europe with an awesome start-up/scale-up atmosphere.
  • The opportunity to work on meaningful projects that contribute to the innovation of mental healthcare in Europe.
  • To be part of a supportive energetic team of developers here in Amsterdam, working closely with a large diverse and dynamic team of psychologists and marketeers.
  • Two inspiring offices in the center of Amsterdam, as well as the possibility to work part of the time from home as well.
  • A rooftop terrace, team drinks, and regular events.


Does this sound like a good role for you? Please apply, we’d love to hear from you.

Questions? You can always reach out to our Head of Software Development if you have any questions.

John Gibson, Head of Software Development - john@openup.com

Our OpenUp and iPractice ventures help people become and stay mentally and physically healthy. We continuously develop our practice and online platform for mental well-being. Users can start directly with various online programs and connect face to face with a psychologist. All programs are evidence-based, result-oriented and short and sweet. Sustainable results come from daily practice and users are supported by an accessible system and network of psychologists. We offer our services all over Europe, in various languages. We help hundreds of people every day and the number of users is growing fast.

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