Liferay Analyst and Senior Developer (f/m/d) @ A1 Competence Delivery Center

Strength. Care. Growth

A1 Competence Delivery Center is a vital component of A1’s telecommunications business. Acting as an expertise hub, CDC is dedicated to delivering a full range of high-quality IT, network, financial and other services to support A1’s operations across all OpCos, independent of location.

Using the power of being OneGroup and leveraging synergies, CDC enables transparency of resources, key skills and knowledge expansion and personal career growth opportunities’ enhancement, paired with job stability.

Be part of this exciting journey!

Job Purpose:

As a Liferay Analyst and Senior Developer within the A1 Competence Delivery Center, you will play a crucial role in designing, developing, and maintaining Liferay-based solutions to meet the business needs of internal customers and stakeholders.

Your role involves a mix of back-end and front-end development, customization, integration, and problem-solving within the Liferay ecosystem based on Liferay Digital Experience Platform (DXP). You will work closely with these stakeholders to define requirements and goals for innovative and digital solutions based on Liferay Enterprise portal.

By leveraging your expertise in Liferay, you will contribute to the seamless developin and maintaing of A1 portal applications, ensuring robust and efficient business processes.

You’ll know A1 Bulgaria is the right place for you if you are driven by:

• Opportunities to learn and build your career;
• Meaningful work in a stable and fast-paced company;
• Diversity of people, projects, and platforms;
• A supportive, fun, and inspiring place to work.

Would you like to join us?

Dobromir Nikolov is looking for a new team member.

Role insights:

• Developing Custom Portlets and Applications: Creating new functional modules (portlets) using Java and Liferay’s development framework (e.g., Liferay MVC, Spring Portlet MVC). This involves designing the user interface, implementing business logic, and handling data persistence.
• Integration with External Systems: Connecting Liferay with other enterprise systems and applications (e.g., CRM, ERP, authentication systems) using various integration methods like RESTful APIs, SOAP web services, and Liferay’s integration frameworks;
• Conducting Unit Testing & Automating Regression Testing Scenarios and automate regression testing to ensure ongoing stability and performance;
• Customizing Existing Liferay Features: Modifying and extending Liferay’s out-of-the-box functionalities, such as web content management, user management, search, and workflow, to meet specific business requirements. This often involves using Liferay’s extension points (hooks, service wrappers, etc.);
• Supporting Incident Analysis: Utilise in-depth system and process knowledge to support incident analysis and resolution;
• Being Part of a Cross-Functional, International, Agile Team: Collaborate with team members from diverse backgrounds to achieve project goals.

What makes you unique:

• Degree in Computer Science, Information Systems, or a related field, and/or 4+ years of relevant work experience;
• Understanding JSR 168 and JSR 286 portlet standards. Java Development background as well as design and development of web services (REST, SOAP). Spring Framework: Often used in conjunction with Liferay. Web Technologies: HTML, CSS, JavaScript. Java and J2EE: As Liferay is built on Java;
• Knowledge of Database tools (e.g. Oracle, SQL Server, MongoDB);
• Experience in requirements analysis and specification, as well as Knowledge of Liferay’s core components, APIs, and development frameworks is clearly a plus;
• Strong analytical and conceptual skills with a high problem-solving competence;
• Understanding of the software development lifecycle and familiarity with agile project methodologies;
• Resilient under stress and able to achieve the best results even in challenging situations;
• Fluency in English; any other A1 Group language is an asset.

Our gratitude for the job done will be eternal, but we’ll also offer you:

• Innovative technologies and platforms to “play” with;
• Modern working environment for your comfort;
• Friendly, ambitious, and motivated teammates to support each other;
• Thousands of online and in-person learning opportunities to grow;
• Challenging assignments and career development opportunities in multinational environment;
• Attractive remuneration package;
• Flexible working schedule and opportunity for home office;
• Numerous additional goodies, including, but not limited to free A1 services, discounts, health insurance and services, sports center, childcare, team and family events, etc.

You want to learn more? See us in action in our A1 Blog.
Sounds good? Apply now!
Deadline for applications: 16 July 2025
Only shortlisted candidates will be contacted.