Backend & Microservices Development (Java 8, 17, 21, Spring Boot, Spring Cloud, Java EE, AWS, Docker, PostgreSQL, MongoDB, Oracle, MySQL, REST APIs)
Aktualisiert am 02.04.2026
Profil
Mitarbeiter eines Dienstleisters
Remote-Arbeit
Verfügbar ab: 01.03.2026
Verfügbar zu: 100%
davon vor Ort: 25%
Skill-Profil eines fest angestellten Mitarbeiters des Dienstleisters
English
Verhandlungssicher
German
Verhandlungssicher
Spanish
Fortgeschritten
Bosnian
Muttersprache

Einsatzorte

Einsatzorte

Deutschland
möglich

Projekte

Projekte

3 years 5 months
2022-11 - 2026-03

Connectivity service development project focused on designing and delivering end-to-end microservices from scratch for Volvo Trucks, including integration, testing, and cloud-based deployment in an Agile environment.

Software Engineer Java 17 / Java 21 Spring Boot Spring Cloud ...
Software Engineer

- Designed and developed connectivity services and related features from scratch

- Implemented end-to-end service logic, including feature design, development, and integration

- Wrote comprehensive unit and integration tests to ensure reliability and maintainability

- Actively tested and validated features throughout the development lifecycle
- Collaborated in an Agile/Scrum environment using Jira and Confluence

Java 17 / Java 21 Spring Boot Spring Cloud Linux (Ubuntu) Postman Kibana MongoDB PostgreSQL AWS Docker Maven Grafana JMS
VOLVO TRUCKS VGCS
2 years 1 month
2022-02 - 2024-02

Backend feature development project delivering stable and high-performance gambling industry systems through Java-based business logic implementation, continuous testing, and Agile collaboration.

Software Engineer Java 8 Java EE Postman ...
Software Engineer

- Developed and enhanced backend features for systems in the Gambling industry

- Implemented and maintained business logic with a focus on stability and performance

- Tested features throughout the development cycle and ensured high code quality

- Wrote and maintained unit and integration tests
- Worked in an Agile/Scrum environment, collaborating via Jira and Confluence

Java 8 Java EE Postman Spring Boot PostgreSQL Maven MongoDB GitLab
SQA-CONSULTING
2 years
2020-03 - 2022-02

Healthcare microservices migration project focused on modernizing legacy systems into scalable Java-based services for Sandata, including module development, cloud integration, and reliable end-to-end testing.

Software Engineer Java 8 Spring Boot Postman ...
Software Engineer

- Migrated microservices from legacy technologies to modern stacks for a healthcare client (Sandata)

- Designed, developed, and integrated multiple modules within a large-scale healthcare system 

- Implemented new features with a focus on scalability, reliability, and maintainability

- Contributed to system design and technical decision-making during the migration process
- Tested and validated services using unit and integration testing frameworks

Java 8 Spring Boot Postman Gradle Git Bamboo AWS Apache Camel RabbitMQ Kibana Splunk JUnit
SOFTRAY SOLUTIONS
2 years 2 months
2018-02 - 2020-03

Payment systems development project delivering secure microservices and banking/airline payment solutions for Aer Lingus, including 3DS2 authentication and tokenization within Agile Scrum teams.

Software Engineer Java 8 Postman Git (Bitbucket) ...
Software Engineer

- Designed and developed application systems and web applications

- Built and maintained microservices-based solutions

- Integrated and developed multiple modules for a complex payment system used by banks and airlines

- Worked extensively on payment systems for the main client Aer Lingus, contributing across several projects

- Participated in key payment initiatives including 3DS2 authentication and tokenization (AII)
- Collaborated within Agile/Scrum teams to deliver secure and reliable payment solutions

Java 8 Postman Git (Bitbucket) Jira Spring Boot Oracle MySQL JBoss Application Server Gradle Atlassian Confluence
OLIVEBH
6 months
2017-08 - 2018-01

Travel microservices development project focused on building and testing RESTful Java-based services with documented APIs for Barcelo Viajes / Avoris in an Agile environment.

Software Engineer Java 8 Spring Framework PostgreSQL ...
Software Engineer

- Focused on the development and testing of microservices-based systems

- Implemented RESTful APIs with clear documentation and contract definitions
- Actively participated in Agile/Scrum ceremonies and collaborative development

Java 8 Spring Framework PostgreSQL Spring Boot REST Swagger
BARCELO VIAJES, AVORIS

Aus- und Weiterbildung

Aus- und Weiterbildung

1 year 10 months
2016-07 - 2018-04

Computer Engineering

Master's Degree in Engineering, Universitat de les Illes Balears
Master's Degree in Engineering
Universitat de les Illes Balears
3 years 10 months
2012-09 - 2016-06

Computer Software Engineering

Bachelor?s Degree in Engineering, University of Sarajevo
Bachelor?s Degree in Engineering
University of Sarajevo

Position

Position

Senior Java Backend Developer with 7+ years of experience designing and building scalable microservices and enterprise systems across automotive, payments, healthcare, and gambling industries. He specializes in Java (8?21), Spring Boot/Cloud, and modern backend architectures, with strong expertise in connectivity services, system migrations, and high-reliability integrations. [Name on request] has hands-on experience with AWS, Docker, PostgreSQL/MongoDB, messaging systems, and end-to-end testing. He thrives in Agile/Scrum environments, delivering robust, maintainable solutions for large international clients.

Kompetenzen

Kompetenzen

Schwerpunkte

Java
Experte
Spring Boot
Experte
Spring Cloud
Experte
Microcervices
Experte
PostgreSQL
Experte
MongoDB
Experte
Oracle
Experte
MySQL
Experte
AWS
Fortgeschritten
Docker
Fortgeschritten
RabbitMQ
Fortgeschritten
Apache Camel
Fortgeschritten
Grafana
Fortgeschritten
Kibana
Fortgeschritten
Splunk
Fortgeschritten
JBoss
Basics

Branchen

Branchen

Automotive, healthcare, fintech/payments, airlines, and travel.

Einsatzorte

Einsatzorte

Deutschland
möglich

Projekte

Projekte

3 years 5 months
2022-11 - 2026-03

Connectivity service development project focused on designing and delivering end-to-end microservices from scratch for Volvo Trucks, including integration, testing, and cloud-based deployment in an Agile environment.

Software Engineer Java 17 / Java 21 Spring Boot Spring Cloud ...
Software Engineer

- Designed and developed connectivity services and related features from scratch

- Implemented end-to-end service logic, including feature design, development, and integration

- Wrote comprehensive unit and integration tests to ensure reliability and maintainability

- Actively tested and validated features throughout the development lifecycle
- Collaborated in an Agile/Scrum environment using Jira and Confluence

Java 17 / Java 21 Spring Boot Spring Cloud Linux (Ubuntu) Postman Kibana MongoDB PostgreSQL AWS Docker Maven Grafana JMS
VOLVO TRUCKS VGCS
2 years 1 month
2022-02 - 2024-02

Backend feature development project delivering stable and high-performance gambling industry systems through Java-based business logic implementation, continuous testing, and Agile collaboration.

Software Engineer Java 8 Java EE Postman ...
Software Engineer

- Developed and enhanced backend features for systems in the Gambling industry

- Implemented and maintained business logic with a focus on stability and performance

- Tested features throughout the development cycle and ensured high code quality

- Wrote and maintained unit and integration tests
- Worked in an Agile/Scrum environment, collaborating via Jira and Confluence

Java 8 Java EE Postman Spring Boot PostgreSQL Maven MongoDB GitLab
SQA-CONSULTING
2 years
2020-03 - 2022-02

Healthcare microservices migration project focused on modernizing legacy systems into scalable Java-based services for Sandata, including module development, cloud integration, and reliable end-to-end testing.

Software Engineer Java 8 Spring Boot Postman ...
Software Engineer

- Migrated microservices from legacy technologies to modern stacks for a healthcare client (Sandata)

- Designed, developed, and integrated multiple modules within a large-scale healthcare system 

- Implemented new features with a focus on scalability, reliability, and maintainability

- Contributed to system design and technical decision-making during the migration process
- Tested and validated services using unit and integration testing frameworks

Java 8 Spring Boot Postman Gradle Git Bamboo AWS Apache Camel RabbitMQ Kibana Splunk JUnit
SOFTRAY SOLUTIONS
2 years 2 months
2018-02 - 2020-03

Payment systems development project delivering secure microservices and banking/airline payment solutions for Aer Lingus, including 3DS2 authentication and tokenization within Agile Scrum teams.

Software Engineer Java 8 Postman Git (Bitbucket) ...
Software Engineer

- Designed and developed application systems and web applications

- Built and maintained microservices-based solutions

- Integrated and developed multiple modules for a complex payment system used by banks and airlines

- Worked extensively on payment systems for the main client Aer Lingus, contributing across several projects

- Participated in key payment initiatives including 3DS2 authentication and tokenization (AII)
- Collaborated within Agile/Scrum teams to deliver secure and reliable payment solutions

Java 8 Postman Git (Bitbucket) Jira Spring Boot Oracle MySQL JBoss Application Server Gradle Atlassian Confluence
OLIVEBH
6 months
2017-08 - 2018-01

Travel microservices development project focused on building and testing RESTful Java-based services with documented APIs for Barcelo Viajes / Avoris in an Agile environment.

Software Engineer Java 8 Spring Framework PostgreSQL ...
Software Engineer

- Focused on the development and testing of microservices-based systems

- Implemented RESTful APIs with clear documentation and contract definitions
- Actively participated in Agile/Scrum ceremonies and collaborative development

Java 8 Spring Framework PostgreSQL Spring Boot REST Swagger
BARCELO VIAJES, AVORIS

Aus- und Weiterbildung

Aus- und Weiterbildung

1 year 10 months
2016-07 - 2018-04

Computer Engineering

Master's Degree in Engineering, Universitat de les Illes Balears
Master's Degree in Engineering
Universitat de les Illes Balears
3 years 10 months
2012-09 - 2016-06

Computer Software Engineering

Bachelor?s Degree in Engineering, University of Sarajevo
Bachelor?s Degree in Engineering
University of Sarajevo

Position

Position

Senior Java Backend Developer with 7+ years of experience designing and building scalable microservices and enterprise systems across automotive, payments, healthcare, and gambling industries. He specializes in Java (8?21), Spring Boot/Cloud, and modern backend architectures, with strong expertise in connectivity services, system migrations, and high-reliability integrations. [Name on request] has hands-on experience with AWS, Docker, PostgreSQL/MongoDB, messaging systems, and end-to-end testing. He thrives in Agile/Scrum environments, delivering robust, maintainable solutions for large international clients.

Kompetenzen

Kompetenzen

Schwerpunkte

Java
Experte
Spring Boot
Experte
Spring Cloud
Experte
Microcervices
Experte
PostgreSQL
Experte
MongoDB
Experte
Oracle
Experte
MySQL
Experte
AWS
Fortgeschritten
Docker
Fortgeschritten
RabbitMQ
Fortgeschritten
Apache Camel
Fortgeschritten
Grafana
Fortgeschritten
Kibana
Fortgeschritten
Splunk
Fortgeschritten
JBoss
Basics

Branchen

Branchen

Automotive, healthcare, fintech/payments, airlines, and travel.

Vertrauen Sie auf Randstad

Im Bereich Freelancing
Im Bereich Arbeitnehmerüberlassung / Personalvermittlung

Fragen?

Rufen Sie uns an +49 89 500316-300 oder schreiben Sie uns:

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