Liferay Product Expert

Employee
Hybrid
Senior, Expert, Medior

Last updated: 5 May 2026

Are you passionate about content and information? Do you get energized by building robust Digital Experience Platforms (DXPs) and integrated portals?Then you might be the expert we're looking for to help develop and maintain powerful and scalable solutions!
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What will you do as a Liferay Product Expert at ACA Group?

  • You build and maintain Liferay DXP solutions for portals, websites and intranets
  • You develop reusable components, integrations and dynamic visualizations
  • You ensure high performance, quality and responsiveness of applications
  • You collaborate with analysts, designers and architects on solutions
  • You translate user needs into scalable and personalized digital experiences
  • You work with modern technologies to continuously improve platforms
  • You contribute to delivering high-quality enterprise solutions

Which skills do you need?

  • You have a Bachelor’s or Master’s degree in IT or equivalent experience
  • You have 3+ years of hands-on experience with Liferay DXP (7.2+)
  • You have strong knowledge of Java and frameworks like Spring, JPA/Hibernate
  • You have experience with front-end technologies (JS, HTML, CSS, Angular/React)
  • You are familiar with SQL, Tomcat and build tools (Maven/Gradle)
  • You communicate well in English and/or Dutch
  • You are analytical, proactive and focused on quality and teamwork

Why join ACA Group?

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Competitive & flexible package

A strong salary package with car, cafeteria plan, insurance, mobility budget, bonus & more.

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People-first culture

A warm, supportive environment where collaboration, trust and openness come first.

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Growth opportunities

Continuous learning, coaching and the freedom to shape your own career path.

Your journey to joining us 🚀

Our application process in 5 steps

Your journey to joining us 🚀

Our application process in 5 steps

Hit that "Apply" button and fill out our application form to start the process.

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Employer branding

Join our team as a Liferay Product Expert

Fill out the application form and let's talk.

Open Application

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Or check out our related vacancies

Case studies

Interesting cases for you

With over 80 successful implementations, we help organizations work faster,
better, and more efficiently.

Streamlined connectivity for Renson’s remote apps

Renson, a manufacturer in the outdoor living and climate control sector, needed a centralized solution to manage patio covers, shading, lighting, heating, and air quality systems across diverse hardware and networks. ACA Group developed integrated control applications that ensured reliable connectivity and unified system management. During COVID-19, a CO₂ monitoring feature was delivered within two weeks, resulting in faster product innovation and improved indoor and outdoor environmental control.

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Renson smart home app
Renson smart home app
RENSON_logo_without slogan
Streamlined connectivity for Renson’s remote apps

Renson, a manufacturer in the outdoor living and climate control sector, needed a centralized solution to manage patio covers, shading, lighting, heating, and air quality systems across diverse hardware and networks. ACA Group developed integrated control applications that ensured reliable connectivity and unified system management. During COVID-19, a CO₂ monitoring feature was delivered within two weeks, resulting in faster product innovation and improved indoor and outdoor environmental control.

Read more
Renson smart home app
Renson smart home app
RENSON_logo_without slogan
User-friendly City App for the city of Hasselt

Stad Hasselt, a local government organization in the public sector, wanted to improve digital access to municipal services through a mobile application but faced low usability and user adoption. ACA Group conducted UX audits and real-world user testing to optimize the app’s design and functionality. This resulted in a user-friendly mobile app with higher user satisfaction and improved accessibility to city services for residents.

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Overview picture of the city of Hasselt made with a drone
Overview picture of the city of Hasselt made with a drone
Logo City of Hasselt
User-friendly City App for the city of Hasselt

Stad Hasselt, a local government organization in the public sector, wanted to improve digital access to municipal services through a mobile application but faced low usability and user adoption. ACA Group conducted UX audits and real-world user testing to optimize the app’s design and functionality. This resulted in a user-friendly mobile app with higher user satisfaction and improved accessibility to city services for residents.

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Overview picture of the city of Hasselt made with a drone
Overview picture of the city of Hasselt made with a drone
Logo City of Hasselt
One website for a better Digital Experience: Attentia’s #OneAttentia transformation

Attentia, a provider in the HR and wellbeing services sector, needed to improve its customer journey and online presence but faced challenges with fragmented digital platforms. ACA Group developed a unified, future-proof website by consolidating multiple systems into one platform. This integrated web solution enhances the #OneAttentia experience, enabling customers to easily access services while improving operational efficiency, brand consistency, and digital engagement.

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attentia logo
One website for a better Digital Experience: Attentia’s #OneAttentia transformation

Attentia, a provider in the HR and wellbeing services sector, needed to improve its customer journey and online presence but faced challenges with fragmented digital platforms. ACA Group developed a unified, future-proof website by consolidating multiple systems into one platform. This integrated web solution enhances the #OneAttentia experience, enabling customers to easily access services while improving operational efficiency, brand consistency, and digital engagement.

Read more
hands laptop
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Innovative AI model detects damaged pallets at Duvel Moortgat

Duvel Moortgat, a brewery in the food and beverage industry, needed a reliable way to detect damaged pallets to ensure safe and efficient beer transport. ACA Group implemented an AI-powered computer vision solution that automatically identifies pallet defects during logistics processes. This automated quality control system reduces manual inspection, lowers operational costs, and improves supply chain efficiency and product quality.

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1694073871-duvel-moortgat
1694073871-duvel-moortgat
duvel logo
Innovative AI model detects damaged pallets at Duvel Moortgat

Duvel Moortgat, a brewery in the food and beverage industry, needed a reliable way to detect damaged pallets to ensure safe and efficient beer transport. ACA Group implemented an AI-powered computer vision solution that automatically identifies pallet defects during logistics processes. This automated quality control system reduces manual inspection, lowers operational costs, and improves supply chain efficiency and product quality.

Read more
1694073871-duvel-moortgat
1694073871-duvel-moortgat
duvel logo
Aqtor! streamlines scheduling with new planning tool

Aqtor!, a provider of orthopedic and mobility aids in the healthcare sector, faced inefficiencies in appointment management that impacted operational productivity and patient experience. ACA Group implemented Planit, a digital planning and scheduling system, to streamline appointment workflows and optimize resource allocation. This solution reduces administrative workload, improves care quality, and increases customer satisfaction by enabling faster, more efficient patient service.

Read more
Aqtor case hospital
Aqtor case hospital
aqtor
Aqtor! streamlines scheduling with new planning tool

Aqtor!, a provider of orthopedic and mobility aids in the healthcare sector, faced inefficiencies in appointment management that impacted operational productivity and patient experience. ACA Group implemented Planit, a digital planning and scheduling system, to streamline appointment workflows and optimize resource allocation. This solution reduces administrative workload, improves care quality, and increases customer satisfaction by enabling faster, more efficient patient service.

Read more
Aqtor case hospital
Aqtor case hospital
aqtor
From mobile charging app to data-driven innovation: our collaboration with MobilityPlus

MobilityPlus, a provider in the electric vehicle (EV) charging and sustainable mobility sector, needed to evolve from a standalone mobile app to a scalable digital platform but lacked a unified data and application architecture. ACA Group built an integrated digital ecosystem with a mobile app, web portal, Azure data platform, and AI-driven solutions. This enables data-driven operations, improves scalability, and supports business growth while strengthening MobilityPlus’ market position.

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ev charger
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From mobile charging app to data-driven innovation: our collaboration with MobilityPlus

MobilityPlus, a provider in the electric vehicle (EV) charging and sustainable mobility sector, needed to evolve from a standalone mobile app to a scalable digital platform but lacked a unified data and application architecture. ACA Group built an integrated digital ecosystem with a mobile app, web portal, Azure data platform, and AI-driven solutions. This enables data-driven operations, improves scalability, and supports business growth while strengthening MobilityPlus’ market position.

Read more
ev charger
ev charger
MobilityPlus logo
Streamlined connectivity for Renson’s remote apps

Renson, a manufacturer in the outdoor living and climate control sector, needed a centralized solution to manage patio covers, shading, lighting, heating, and air quality systems across diverse hardware and networks. ACA Group developed integrated control applications that ensured reliable connectivity and unified system management. During COVID-19, a CO₂ monitoring feature was delivered within two weeks, resulting in faster product innovation and improved indoor and outdoor environmental control.

Read more
Renson smart home app
Renson smart home app
RENSON_logo_without slogan
Streamlined connectivity for Renson’s remote apps

Renson, a manufacturer in the outdoor living and climate control sector, needed a centralized solution to manage patio covers, shading, lighting, heating, and air quality systems across diverse hardware and networks. ACA Group developed integrated control applications that ensured reliable connectivity and unified system management. During COVID-19, a CO₂ monitoring feature was delivered within two weeks, resulting in faster product innovation and improved indoor and outdoor environmental control.

Read more
Renson smart home app
Renson smart home app
RENSON_logo_without slogan
User-friendly City App for the city of Hasselt

Stad Hasselt, a local government organization in the public sector, wanted to improve digital access to municipal services through a mobile application but faced low usability and user adoption. ACA Group conducted UX audits and real-world user testing to optimize the app’s design and functionality. This resulted in a user-friendly mobile app with higher user satisfaction and improved accessibility to city services for residents.

Read more
Overview picture of the city of Hasselt made with a drone
Overview picture of the city of Hasselt made with a drone
Logo City of Hasselt
User-friendly City App for the city of Hasselt

Stad Hasselt, a local government organization in the public sector, wanted to improve digital access to municipal services through a mobile application but faced low usability and user adoption. ACA Group conducted UX audits and real-world user testing to optimize the app’s design and functionality. This resulted in a user-friendly mobile app with higher user satisfaction and improved accessibility to city services for residents.

Read more
Overview picture of the city of Hasselt made with a drone
Overview picture of the city of Hasselt made with a drone
Logo City of Hasselt
One website for a better Digital Experience: Attentia’s #OneAttentia transformation

Attentia, a provider in the HR and wellbeing services sector, needed to improve its customer journey and online presence but faced challenges with fragmented digital platforms. ACA Group developed a unified, future-proof website by consolidating multiple systems into one platform. This integrated web solution enhances the #OneAttentia experience, enabling customers to easily access services while improving operational efficiency, brand consistency, and digital engagement.

Read more
hands laptop
hands laptop
attentia logo
One website for a better Digital Experience: Attentia’s #OneAttentia transformation

Attentia, a provider in the HR and wellbeing services sector, needed to improve its customer journey and online presence but faced challenges with fragmented digital platforms. ACA Group developed a unified, future-proof website by consolidating multiple systems into one platform. This integrated web solution enhances the #OneAttentia experience, enabling customers to easily access services while improving operational efficiency, brand consistency, and digital engagement.

Read more
hands laptop
hands laptop
attentia logo
Innovative AI model detects damaged pallets at Duvel Moortgat

Duvel Moortgat, a brewery in the food and beverage industry, needed a reliable way to detect damaged pallets to ensure safe and efficient beer transport. ACA Group implemented an AI-powered computer vision solution that automatically identifies pallet defects during logistics processes. This automated quality control system reduces manual inspection, lowers operational costs, and improves supply chain efficiency and product quality.

Read more
1694073871-duvel-moortgat
1694073871-duvel-moortgat
duvel logo
Innovative AI model detects damaged pallets at Duvel Moortgat

Duvel Moortgat, a brewery in the food and beverage industry, needed a reliable way to detect damaged pallets to ensure safe and efficient beer transport. ACA Group implemented an AI-powered computer vision solution that automatically identifies pallet defects during logistics processes. This automated quality control system reduces manual inspection, lowers operational costs, and improves supply chain efficiency and product quality.

Read more
1694073871-duvel-moortgat
1694073871-duvel-moortgat
duvel logo
Aqtor! streamlines scheduling with new planning tool

Aqtor!, a provider of orthopedic and mobility aids in the healthcare sector, faced inefficiencies in appointment management that impacted operational productivity and patient experience. ACA Group implemented Planit, a digital planning and scheduling system, to streamline appointment workflows and optimize resource allocation. This solution reduces administrative workload, improves care quality, and increases customer satisfaction by enabling faster, more efficient patient service.

Read more
Aqtor case hospital
Aqtor case hospital
aqtor
Aqtor! streamlines scheduling with new planning tool

Aqtor!, a provider of orthopedic and mobility aids in the healthcare sector, faced inefficiencies in appointment management that impacted operational productivity and patient experience. ACA Group implemented Planit, a digital planning and scheduling system, to streamline appointment workflows and optimize resource allocation. This solution reduces administrative workload, improves care quality, and increases customer satisfaction by enabling faster, more efficient patient service.

Read more
Aqtor case hospital
Aqtor case hospital
aqtor
From mobile charging app to data-driven innovation: our collaboration with MobilityPlus

MobilityPlus, a provider in the electric vehicle (EV) charging and sustainable mobility sector, needed to evolve from a standalone mobile app to a scalable digital platform but lacked a unified data and application architecture. ACA Group built an integrated digital ecosystem with a mobile app, web portal, Azure data platform, and AI-driven solutions. This enables data-driven operations, improves scalability, and supports business growth while strengthening MobilityPlus’ market position.

Read more
ev charger
ev charger
MobilityPlus logo
From mobile charging app to data-driven innovation: our collaboration with MobilityPlus

MobilityPlus, a provider in the electric vehicle (EV) charging and sustainable mobility sector, needed to evolve from a standalone mobile app to a scalable digital platform but lacked a unified data and application architecture. ACA Group built an integrated digital ecosystem with a mobile app, web portal, Azure data platform, and AI-driven solutions. This enables data-driven operations, improves scalability, and supports business growth while strengthening MobilityPlus’ market position.

Read more
ev charger
ev charger
MobilityPlus logo
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