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Pascal JungPJ

Pascal Jung

Senior Solution Architect | Java & Spring Boot

€750/day
Ottweiler, DE
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Pascal

Hello! With over 12 years of experience as a Technical Lead and Architect, I transform complex enterprise requirements into scalable, highly available backend systems. My focus: Modernizing legacy systems and resilient orchestration of business-critical data flows.

🚀 HOW I SUPPORT YOUR PROJECT:


Architecture Excellence:Development of sustainable microservice systems via Clean Architecture & Domain-Driven Design (DDD) for maximum performance and maintainability.

Interface Specialist:Failure-proof data flows for IoT, ERP, or complex API landscapes. Design of robust REST/SOAP interfaces & legacy migration.

Backend Control:Deep expertise in Java (Spring Boot) & .NET for stable architectural decisions and seamless knowledge transfer to your team.

💻 TECHNICAL FOCUS:


Backend:Java (Spring Boot 3+), C# (.NET 8), Python.

Integration & Data:Complex APIs, IoT/ERP integration, MSSQL, PostgreSQL, ElasticSearch.

DevOps & QA:Docker, Kubernetes, CI/CD Pipelines, Test Automation (JUnit, Mockito).

🤝 MY WORK APPROACH (3-DAY TASKFORCE):


I stand for pragmatic architecture without overhead. I use my 3-day/week availability as a focused taskforce for real "deep work". This way, I deliver measurably progress and stable solutions with high concentration, which pay off in the long term.

📩 SOUNDS LIKE THE RIGHT FIT?

Feel free to send me a message. In a short call, we can quickly clarify how I can best support your team.
  • German

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • HYDAC Group
    Team Leadership & Strategic Modernization
    April 2022 - Today (4 years and 4 months)
    In my current role, I lead the development team in terms of content and am responsible for the entire software architecture. A key focus is the modernization of the system landscape through the introduction of standards such as Spring Boot, Angular, and Liquibase. I coordinate complex integration scenarios and ensure sustainable software quality through code reviews and architectural guidelines.
    Java Python C# Software Architecture Team Management
  • HYDAC Group
    Software Developer Business Process Management
    May 2018 - April 2022 (3 years and 11 months)
    Focus on the conception and development of highly available applications for optimizing industrial processes. I automated the data flow between ERP systems and the production level (IoT connections). By designing robust interface architectures based on REST and SOAP, as well as database designs in PostgreSQL, manual error sources were eliminated and efficiency was increased.
    Fullstack Software Architecture Java C# Python
  • N4 Group
    E-commerce & ERP Integration
    October 2012 - May 2018 (5 years and 7 months)
    Development and support of B2B online shops in the automotive sector. The key aspect was the in-depth integration of these platforms into the ERP system Microsoft Dynamics NAV using C/AL. I implemented automated interfaces for data exchange of stock and order data via SOAP, XML, and XSLT to ensure seamless synchronization between the webshop and inventory management.
    Fullstack Interface Management Java Spring Boot C/AL

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Education

  • B. Sc.
    University of Applied Sciences Kaiserslautern
    2012
    Wirtschaftsinformatik
  • Vocational trainer according to AEVO (AdA certificate)
    Chamber of Commerce and Industry (IHK) Certificate
    2012
    Berufsausbilder nach AEVO (AdA-Schein)

Certifications

  • Training "Threat Modelling"
    K4 DIGITAL GmbH
  • Training "Risk Analysis"
    K4 DIGITAL GmbH

Skill set

Categories