Dirk U. - Developer

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Schönwalde-Glien, Germany

Experience

Nov 2024 - Present

1 year

Germany

Developer

Future Training & Consulting GmbH

Training course with exam for Spring Certified Professional.

Environment: Spring Boot 3, Spring Framework 6, IntelliJ

Jul 2024 - Present

1 year 4 months

Germany

Developer

Future Training & Consulting GmbH

Training course with exam for certified OCP Java 17 Programmer.

Environment: OCP Java 17 Study Guide, Practice Tests, IntelliJ

Apr 2023 - Apr 2024

1 year 1 month

Germany

Developer

Vaillant Group

Refactoring and optimization of B2B PartnerNet
Development and adaptation of REST APIs/interfaces and middleware services considering country-specific requirements
Analysis of malfunctions and issue resolution with stakeholders
Pair-Programming
DevOps tasks for test/build automation with GitHub Actions
Planning/estimation of UserStories, Tasks
Kaizen for gradual improvement of procedures
Environment: Mac Ventura, Java 11/17, IntelliJ, Kubernetes, Spring Boot 2.7/3.1, OpenApi 3.0, JUnit, ELK, MS Azure BlobStorage, Docker, Maven, CI/CD, GitHub Actions, Salesforce, REST API, Microservices

Nov 2021 - Jul 2022

9 months

Germany

Developer

T-Systems

Development and testing of DAP, IntP, BAGS, EPA middleware components
Data and document exchange via SOAP APIs/interfaces for toll collection
Planning/estimation of UserStories, Tasks
Kaizen for continuous improvement
Environment: Windows 10, Java 8/11, IntelliJ, JBoss, Red Hat Fuse, OpenShift, Python, Ansible, SOAP, Apache Camel/Wicket/Karaf/JMeter, Spring Boot, Splunk, Prometheus, Oracle

Jul 2021 - Oct 2022

1 year 4 months

Germany

Developer/Lead Developer API Team

TransnetBW

Development and testing of REST API for data exchange between market partners
Complex processing using AWS S3, AWS SQS, SFTP, REST APIs
Vulnerability remediation
Cross-team REST API development
DevOps: Biweekly releases
Planning/estimation of UserStories, Tasks, Spikes
Environment: Mac BigSur, Java 11, IntelliJ, AWS services, OpenShift, Spring Cloud/Boot/Actuator, Cassandra, Apache Kafka, TDD tools

Jul 2021 - Sep 2021

3 months

Germany

Developer

Brunata-Metrona GmbH

Development of MDS Software for consumption measurement sensors
Data decoding, mapping and persistence
Microservices creation for REST APIs with Open Feign
Planning/estimation of UserStories, Tasks, Spikes
Environment: Windows 10, Java 15, IntelliJ, Spring Boot, MongoDB, Docker, TDD tools

Oct 2020 - Dec 2020

3 months

Germany

Developer, Tester

Axom Software GmbH

Bug fixing and feature implementation for Electronic Medical Reporting (EMR) System
Development of greenfield application for patient intake forms
Environment: Mac OS, Java 11, Kotlin 1.4, Spring Boot, Amazon SQS, TDD tools

Oct 2019 - Apr 2020

7 months

Berlin, Germany