Training IT Specialist for Application Development

onOffice GmbH

Job

During your training, you will develop solutions for a CRM software, program applications using PHP, JavaScript, and Vue.js, and take on your own projects and tasks within the team and at client sites.

Job summary

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Job technologies

Your role in the team

  • During your training as an IT specialist for application development (m/f/d), you will develop solutions for a CRM software used daily by over 40,000 users across Europe.
  • Together with experienced developers, you will learn how to turn requirements into working software and gradually take on your own tasks and projects.
  • In software development, you program functions, apps, and applications for our CRM software.
  • You plan your smaller projects from conception to deployment and implement them with the support of experts.
  • You exchange ideas with colleagues in Product Management about projects and requirements.
  • You spend your practical days on-site at our Aachen office.
  • There you clarify questions directly and exchange ideas with developers and other trainees.
  • During your training, you will learn to present your results to team members and clients—online or on-site with them.
  • In your training, you develop with PHP, JavaScript, Vue.js, HTML, and CSS.
  • This includes JSON, GraphQL, MariaDB, and Git.
  • AI is also part of software development today: our teams use Claude Code and Gemini among other things for research, code comprehension, and testing.
  • It remains crucial to understand technical contexts and to evaluate solutions correctly.

Our expectations of you

Education

  • A good secondary school diploma (Mittlere Reife/Fachoberschulreife) or (Fach-)Abitur forms your educational foundation.

Qualifications

  • Mathematics, software, websites, and IT topics interest you, and you want to practically expand your technical knowledge.
  • Very good German skills and good English help you with English technical literature and program descriptions.

Experience

  • You have initial experience in programming - for example from school, personal projects, or your leisure time.

What we offer

  • Start: August 1, 2027, Duration: 3 years.
  • Practical Training & School: 3-4 days of practical training with us in Aachen, 1-2 days of vocational school.
  • Perspective: Our goal is your permanent employment after training.
  • Your career start begins with us in the team.
  • Personal trainers, real projects, and individual support ensure a successful start.

Benefits

Topics you will work on

Job locations

Map of the job locations
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  • Location Aachen
    Nordrhein-Westfalen, Germany

About your employer

Gemeinsam mit rund 370 Expert:innen arbeitest du an führenden Software-Produkten für die Digitalisierung der Immobilienbranche – mit Verantwortung, Teamgeist und Raum für deine Ideen. onOffice – always on your side. Seit 25 Jahren.

Company type
Established Company
Work model
Hybrid, Onsite
Industry
Internet, IT, Telecommunication
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Training IT Specialist for Application Development

onOffice GmbH