Java Developers looking to transition into Kotlin

Unlock Your Future: Transition from Java to Kotlin with AD/01

Are you a talented Mid or Senior Java developer ready to expand your skill set and shape the future of food retail? At AD/01, we're not just building technology—we're creating the digital solutions that power the daily food experiences for millions, from farm to table. As the tech studio for the Ahold Delhaize network, one of the world's leading global food retail groups, we're at the forefront of innovation in both supermarkets and e-commerce.

Your Path to Kotlin Begins Here

We're heavily invested in Kotlin and believe in investing in our people. That's why we're offering Java developers the unique opportunity to join our team and immediately dive into a comprehensive, two-week Kotlin training program.

Starting the first week of November in our modern Bucharest office at Timpuri Noi Square, you’ll receive exclusive, hands-on, face-to-face training led by our top technical experts from the Netherlands.

Join One of Our Core Platforms

To begin your journey, you'll be hired onto one of our key platforms and start your first two weeks as a new employee with this immersive Kotlin training.

Based on your skill, you will be chosen by one of our teams from one of the following platforms:

• Customer Technology Platform (CTP): Build the customer-facing technology solutions for our Albert Heijn’s brand;
• Stores & Supply Chain Platform (STP): Drive the digital transformation of Albert Heijn’s brand by modernizing the technology behind its stores and supply chain;
• Retail Business Platform (RBP): Develop the foundational platforms and systems that enable a seamless omnichannel experience for customers and a more efficient workplace for our employees for Albert Heijn.

Start date of the employment contract: 3rd of November 2025

How we work: Hybrid way of working (Tuesday & another day by choice)

Ready to level up from Java to Kotlin? Let's build the future of retail together.