Duc tu Le anh
Freelance Software Developer
Experience
Nov 2022 - Present
2 years 9 monthsFreelance Software Developer
Source Group International - on behalf of Christoph Kroschke Holding GmbH & Co. KG
- Designed and newly developed an in-house project in a microservice landscape.
- Used Java/Spring Boot for the backend and TypeScript/Angular for the frontend.
- Deployed microservices on AWS (Fargate).
- Technologies used: Ubuntu Linux, IntelliJ, GitLab CI/CD, Java 17, Kotlin, TypeScript, Angular, Maven, Spring Boot, PostgreSQL, Hibernate, JUnit, Mockito, Docker, AWS, Keycloak, Kafka.
Jun 2021 - Sep 2022
1 year 4 monthsFreelance Software Developer
Hays - on behalf of Bundesdruckerei Gruppe GmbH
- Designed, developed, and maintained a portal solution for a high-security project.
- Technologies used: Ubuntu Linux, IntelliJ, GitLab CI/CD, Java 17, TypeScript, React, Maven, Spring Boot, PostgreSQL, Hibernate, JUnit, Mockito, Docker, Kubernetes, Keycloak.
May 2019 - Jun 2021
2 years 2 monthsJava Software Developer
MACH AG
- Designed, developed, and maintained ERP software (front- and backend) focused on payroll processes using Java 8, Gradle & Maven, Spring Boot, SQL, Hibernate, JUnit, EasyMock.
- Designed and integrated domain-specific web services with the core product over REST/web client generation with Swagger.
- Technologies used: Fedora Linux, IntelliJ, Jenkins, Java 8, Maven, Gradle, Spring Boot, Oracle SQL, MSSQL, Hibernate, Swagger, JUnit, EasyMock.
Nov 2018 - May 2019
7 monthsJunior Software Developer
AEB SE
- Extended an existing Java FTP client framework to add SSL functionality and built a corresponding test environment.
- Reworked an existing database-based Java certificate manager to the Java standard and aligned with the file-based standard certificate manager.
- Designed and developed a central gateway to connect external translation services using JavaEE, SQL, and the DeepL API.
- Technologies used: Windows, Eclipse, Jenkins, Java 8, Maven, JavaEE, SQL.
Jan 2017 - Aug 2018
1 year 8 monthsLübeck, Germany
Student Assistant
CoSA - TH Lübeck
- Developed a pub-sub system to transmit video data from a publisher to its subscribers using C#, WPF, ZeroMQ.
- Extended web frontends based on HTML/CSS, JavaScript, jQuery.
- Designed and developed an indoor localization algorithm using neural networks with Python and TensorFlow.
- Implemented an API to manipulate files on a Contiki-NG operating system microcontroller via shell commands.
- Technologies used: Windows, C#, C, WPF, ZeroMQ, HTML/CSS, JavaScript, jQuery, Python, TensorFlow, Contiki-NG.
Languages
German
NativeEnglish
Advanced Education
Sep 2015 - Nov 2018
Technical University of Lübeck
Bachelor · Computer Science · Lübeck, Germany · 1.7
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