API Developer

1 month ago


Århus, Århus Kommune, Denmark The HubDanske Bank Full time
About Holdbar

At Holdbar, we're revolutionizing the experiences industry by simplifying complexities and manual workflows with a powerful software suite. Backed by renowned Nordic and International VC funds, we're looking for a talented API Engineer to help us design and build our Public API.

The Holdbar Stack

We've built our platform with a focus on scale and ambition, using a modern and proven stack:

  • Everything is written in TypeScript
  • Frontends are built in React and Next.js, hosted on Vercel
  • Internal APIs, Serverless Functions, and other backend systems are built using Node.js, running on AWS Lambda
  • We've utilized an event-driven architecture in critical areas
  • Fully automated CI/CD with GitHub Actions
  • All infrastructure is hosted on AWS and managed using Terraform
Job Responsibilities

You'll work directly with the CTO and Product Team to design and implement the first version of our Public API, create integrations to external systems, and participate in building the Holdbar Developer Platform.

Why a Public API?

We believe in building a simple, yet powerful system that allows our customers to tailor their Holdbar solution to their needs. Our Public API will enable third-party integrations and extensions, creating a thriving developer community and ecosystem.

How We Work

We've adapted the Shape Up method, which enables async communication and allows developers to get creative with implementations. We value focused and Deep Work, and encourage collaboration and social interaction.



  • Århus, Århus Kommune, Denmark The HubDanske Bank Full time

    Role OverviewWe're seeking an experienced API Engineer to join our team at Holdbar. As an API Engineer, you will play a crucial role in designing and building our Public API, which will enable third-party integrations and extensions. The successful candidate will have experience in implementing scalable APIs, including monitoring, authentication, and...


  • Århus, Århus Kommune, Denmark Vestas Full time

    Drive Digital TransformationVestas is investing in transforming processes and integrations with customers and suppliers. We're seeking an experienced Integration & API specialist to drive our wide Integration and API management initiative, collaborating with stakeholders across the company.Key ResponsibilitiesDesign, deliver, and operate Integration...


  • Århus, Århus Kommune, Denmark Vestas Full time

    Unlock the Power of Integration and API ManagementVestas is seeking an experienced Integration & API specialist to drive our key focus areas in Digital Solutions. As a key member of our Product Enabling Platforms & Services team, you will be responsible for designing, delivering, and operating Integration solutions with our external sourcing partners.Key...


  • Århus, Århus Kommune, Denmark Blockdaemon Full time

    OverviewWe are seeking a skilled Quality Assurance Specialist - API Testing to join our rapidly growing engineering team at Blockdaemon.The successful candidate will report to the Lead QA Engineer and be responsible for creating and executing test plans and environments to ensure continued delivery of high-quality software to our customers and partners.Main...


  • Århus, Århus Kommune, Denmark Vestas Full time

    Transform Your Career with VestasVestas is a leading company in sustainable energy solutions, and we're seeking a skilled Senior Backend Developer to join our team. As a key member of our Digital Customer Channels & Experience team, you'll play a crucial role in designing, building, and improving our digital products using a product-led...


  • Århus, Århus Kommune, Denmark Vestas Full time

    Be Part of Vestas' Digital TransformationVestas is a company that's powering the solution for a sustainable, green energy future.About the RoleWe're looking for a Senior Backend Developer to join our Digital Customer Channels & Experience team in Digital Solutions. As a Senior Backend Developer, you'll be responsible for developing scalable and secure...


  • Århus, Århus Kommune, Denmark Aarhus Universitet (AU) Full time

    We are seeking a skilled database developer and manager to support our agricultural research at the Department of Agroecology, Aarhus University. The ideal candidate will have a solid background in MS SQL Server and MS Access, with experience in migrating Access databases to MS SQL Server and developing various interfaces for data ingest and retrieval.The...


  • Århus, Århus Kommune, Denmark Systematic Full time

    Unlock Your Potential as a Senior Software DeveloperWe are seeking a highly skilled Senior Software Developer to join our expanding development team in Aarhus, Denmark. As a key member of our Defence Services organisation, you will play a crucial role in building and developing meaningful and high-quality software solutions to meet the increasing demands of...

  • Software Engineer

    4 weeks ago


    Århus, Århus Kommune, Denmark Gedved Brugsforening A.M.B.A. Full time

    At {company}, we are seeking a talented Full Stack Developer to join our team. As a Full Stack Developer, you will be responsible for designing, developing, and maintaining our company's web applications.Key Responsibilities:Design and develop user interfaces and user experiences for web applications.Develop and maintain back-end server-side logic,...


  • Århus, Århus Kommune, Denmark Vestas Full time

    About the RoleAs a Senior Software Engineer - Frontend Development, you will be responsible for leading the development of our frontend applications using React. You will work closely with our cross-functional team to design and implement user interfaces that meet our customers' needs.Key ResponsibilitiesDesign and develop responsive and intuitive user...


  • Århus, Århus Kommune, Denmark oilandgas Full time

    About the RoleWe are seeking an experienced Software Architectural Developer to join our team in Aarhus, Denmark. This is a unique opportunity to work on cutting-edge technology and contribute to the development of innovative solutions.Key Responsibilities:Design and Develop Scalable Applications: Collaborate with cross-functional teams to design, develop,...


  • Århus, Århus Kommune, Denmark Trifork Full time

    About the RoleWe are seeking a highly skilled and experienced Software Craftsman to join our team at Trifork.Key ResponsibilitiesSteer focused cross-functional teams to deliver high-quality software products for our customers.Analyze, design, and develop software applications.Write high-quality and well-tested code.Continuously help improve the development...


  • Århus, Århus Kommune, Denmark Plecto Full time

    About This RolePlecto is seeking a talented Frontend Developer to join our dynamic team. As a Junior Frontend Developer, you will play a key role in designing and developing our web applications.Key ResponsibilitiesAssist in building and maintaining responsive, high-performance web applications.Collaborate with UX/UI designers to help turn design...


  • Århus, Århus Kommune, Denmark Aarhus Universitet (AU) Full time

    We are seeking a skilled Database Developer and Manager to support our agricultural research at the Department of Agroecology, Aarhus University. As a key member of our team, you will be responsible for developing and maintaining our database infrastructures, ensuring data integrity and optimizing performance.Your main responsibilities will...


  • Århus, Århus Kommune, Denmark Plecto Full time

    Senior Frontend DeveloperPlecto is seeking a highly skilled Senior Frontend Developer to join our dynamic team. As a key player in our frontend development team, you will be responsible for designing and developing our web applications, collaborating with cross-functional teams, and influencing the direction of our products.Key Responsibilities:Building and...


  • Århus, Århus Kommune, Denmark Plecto Full time

    About UsPlecto is a dynamic and innovative software company based in Denmark, with offices in Aarhus and Warsaw. We're a scale-up with a startup mentality, where we share knowledge and learn from each other.Our real-time dashboards help teams track their goals, get things done, and achieve success. We're all about teamwork, growth, and making data fun.Job...


  • Århus, Århus Kommune, Denmark QIAGEN Full time

    OverviewWe are QIAGEN, a company committed to making improvements in life possible. Our mission is to drive innovation and continuous improvement in the world of science and healthcare. We strive to create a collaborative, safe, and engaging workplace that fosters high-performing individuals and teams.Position DescriptionAs a Senior Front-End Developer at...


  • Århus, Århus Kommune, Denmark IMPACT AS Full time

    About the RoleWe are seeking a seasoned Senior Frontend Developer to join our team at IMPACT A/S. As a key member of our development squad, you will play a crucial role in crafting visually stunning and highly functional web applications using React and Next.js.Your primary focus areas will be:Designing and developing high-performance web applications using...


  • Århus, Århus Kommune, Denmark IMPACT AS Full time

    About the RoleAs a Senior Frontend Engineer with React at IMPACT, you will be responsible for creating visually stunning and highly functional web applications using React and Next.js. You will collaborate with various teams to translate business requirements into user-friendly, responsive web interfaces. Your work will play a crucial role in our e-commerce...

  • Backend Developer

    2 weeks ago


    Århus, Århus Kommune, Denmark BESTSELLER Full time

    We are seeking an experienced Senior Backend Developer to drive backend innovations within our APPRETIO platform, dedicated to transforming merchandising processes with robust, scalable applications powered by AI and advanced data analytics.As a key member of our Data & Analytics department, you will be instrumental in building and optimizing backend systems...