dentsu

Developer Intern

Denmark · Work style not stated · Full time

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About the role

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Employerdentsu
LocationDenmark
Work styleWork style not stated
Employment typeFull time
Employer posted18 Sep 2026

Job Description:

DEVELOPER INTERN

MERKLE AARHUS, A DENTSU COMPANY

SPRING 2027

Do you want to go on a journey in one of Denmark's largest digital bureaus? Do you like to build robust backend systems the right way, and do you have a flair for writing code? Then this might be something for you!

Being an intern at Merkle will give you a lot of opportunities to evolve within e-commerce and platform development. You will be a fully integrated developer in a unique team of backend developers, frontend developers, QA's, and our clients and stakeholders. A team where we help each other finishing the tasks, in a sometimes busy day. You will have a mentor, who will help onboarding you and help you feel ready for the tasks as a developer at Merkle.

What you'll be working on

You'll join Merkle's Aarhus software team to help develop an API Management system exposing endpoints from a marketplace for aircraft spare parts. You'll work primarily on the Backend-for-Frontend (BFF), handling users and applications against a database, running in Azure.

Show full description

Methods and technologies

Java & Spring Boot
REST API development
Docker & Azure deployments
SCRUM & Jira, and agile methods
Git
CI/CD and version control workflows
Unit testing and automated E2E testing

Tasks and responsibilities

Build and maintain backend solutions in Java/Spring Boot, including REST endpoints and integration with external services
Gain practical experience with unit tests, automated E2E testing, and debugging
Learn how a modern API Management system fits together (frontend, BFF, database, and platforms such as SAP APIM and Entra ID)
Understand the professional development process, from business requirements to running code via version control, code review, and CI/CD
Collaborate through pair programming and agile methods, contributing your own solution proposals

Personal and professional skills

You come from a relevant education in IT and software development
You are curious and willing to learn
You are engaging and open, and can work both independently and in teams
You are thorough, professional, and quality minded

Backend development and API management are becoming a bigger and bigger part of our company, and right now we are growing every year. As an intern you will get a lot of interesting and challenging tasks. You will get great knowledge of modern software development methods, cloud deployment, and of how it is to work in an innovative company. It is very important to us that you learn a lot, evolve personally, and that we have fun while doing it. There will be an opportunity to be hired afterwards if it is a great match.

About Merkle

Merkle is the strong combination of local and global. We are more than 200 colleagues here in Denmark and part of Merkle worldwide with more than 11,000 people. Merkle is a leader in data-driven customer experience management (CXM), and we deliver unique, personalized customer experiences across channels and devices.

We are also part of dentsu – a global agency network with more than 46,000 dedicated employees in 145 markets. But size isn't everything. At Merkle, our mission is to help our clients provide their customers with the best experiences possible. More than anything, this requires skills, passion and cooperation.

We provide expertise in customer experience strategy and consulting, user experience design, CRM, data management, commerce, mobile, content management systems (CMS), adtech and martech platforms.

Where, when and how?

We are located at the center of Aarhus with a nice office at Åboulevarden 18, 2. sal, 8000 Aarhus C.

The internship will be from mid-January and for the following 3–4 months, and in that period, there will also be time to make your project in cooperation with Merkle. The internship is fulltime and unpaid - but we do offer a lot of social events, lots of learning opportunities and free breakfast and lunch.

Is your heart racing a little now? If you can see yourself in all this - both the internship and being part of Merkle - don't hesitate. Send us your CV and application as soon as possible.

#LI-DENTSU #LI-Onsite #LI-BV1

Location:

Aarhus

Brand:

Merkle

Time Type:

Full time

Contract Type:

Student/Intern (Fixed Term) (Fixed Term)

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