Faruk Sadriu - Java Spring Boot Developer for Microservices

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Available

Heppenheim (Bergstraße), Germany

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Experience

Jun 2023 - Aug 2025

2 years 3 months

Software Developer

HR Solutions GmbH

Designing and developing a web application for the public sector
Setting up and executing software tests, mainly unit tests
Technical design and implementation of requirements
Uploading and displaying CSV files
Communicating with business units regarding development and test support
Technologies used: Java, Spring Boot, Spring Security, Spring Batch, Spring Cloud, Spring Data JPA and Hibernate, RESTful, JSON, React, Oracle, JUnit, Mockito, CI/CD, GitLab, Docker, Keycloak, Liquibase, BIRT, Swagger, Microservices

Mar 2023 - Jun 2023

4 months

Software Developer

wescaleIT AG

Assisting with application support and analyzing and fixing bugs
Documenting work results
Contributing to planning implementations and estimating effort for tasks within agile processes
Participating in agile meetings for planning, coordination, and presentations
Technologies used: Java, Spring Boot, Spring Batch, Spring Security, Spring Data JPA and Hibernate, RESTful, JSON, React, Oracle, JUnit, Mockito, CI/CD, GitLab, Docker, Keycloak, Liquibase, BIRT, Cucumber, Swagger

Jul 2022 - Mar 2023

9 months

Software Developer

DB Systel GmbH

Assisting with application support and analyzing and fixing bugs
Documenting work results
Contributing to planning implementations and estimating effort for tasks within agile processes
Participating in agile meetings for planning, coordination, and presentations
Technologies used: Java, Spring Boot, Spring Batch, Spring Security, Spring Data JPA and Hibernate, RESTful, JSON, Microservices, React, PostgreSQL, NoSQL, JUnit, Mockito, AWS, CI/CD, Jenkins, Docker, Kubernetes, Keycloak, Swagger, RabbitMQ

Feb 2022 - Jul 2022

6 months

Software Developer

BiDCore GmbH

Developing a sales portal in the energy sector
Assisting with application support and analyzing and fixing bugs
Documenting work results
Technologies used: Java 8/11, Spring Boot, Spring Integration, Spring Cloud, REST API, React, JUnit, Mockito, Cucumber, Hibernate, MapStruct, PostgreSQL, Liquibase, GitLab, SonarQube, event-driven architectures, Kotlin

Aug 2021 - Feb 2022

7 months

Software Developer

Keybird It GmbH

Creating software following the client's software development process
Implementing the specified application based on JEE/Jakarta EE and providing SOAP interfaces to external systems
Assisting with application support and analyzing and fixing bugs
Documenting work results
Contributing to planning implementations and estimating effort for tasks within agile processes
Participating in agile meetings for planning, coordination, and presentations
Technologies used: Java 8/11, JSF, PrimeFaces, JavaScript, CSS, Less, CDI, DeltaSpike, JPA, EclipseLink, JAX-RS, Jersey, Quartz Scheduler, JUnit, Oracle DB, Flyway, Tomcat, Apache 2.4, Maven, Jenkins, SonarQube, Bitbucket, SOAP

Sep 2019 - Aug 2021

2 years

Software Developer

Bayoonet AG

Software architecture and detailed design for various mobile, web, and cloud-based applications, including areas such as diabetes treatment, women's health, drug delivery systems
Software documentation according to IEC 62304
Supporting software architecture: reviewing the existing software architecture with a focus on testability, revising the existing software architecture, code reviews
Development of medical software including implementation and verification
Experienced in working with international teams
Technologies used: Java 11, Spring Boot, JUnit, Hibernate, REST API, Git, JSON, Jenkins, PostgreSQL, Angular

Jun 2018 - Sep 2019

1 year 4 months

Software Developer

Linnebacher Engineering

Creating software specifications from existing requirements
User interface design
Analyzing and fixing software bugs
Maintenance, support, and further development of the web-based ERP system
App development (Android)
Reporting
Technologies used: Java EE, Spring Boot, Microservices, React, JSF, PrimeFaces, JUnit, Hibernate, JasperReports, REST API, Git, MySQL, PostgreSQL, JDBC, MQTT, Android development with Java

Jul 2016 - Jun 2018

2 years

Remote

IT Technician

SAP

Server installation (power and network cabling)
Server configuration (BIOS, remote board, firmware update)
Switches and router installation (power and network cabling)
Configuring switches (basic configuration, firmware update)
Documentation of carried out activities
Independently implementing innovative ideas
Hardware used: HP, Lenovo, Dell, Cisco, Fujitsu, Arista
International assignment: 3 times in Amsterdam

Jan 2016 - Jun 2016

6 months

Electronics Technician

Transerv2000

Repair of Asus devices such as smartphones, tablets, and notebooks, and installing operating systems (Android)

Mar 2015 - Dec 2015

10 months

DHS Store Employee

Rewe

Aug 2013 - Aug 2014

1 year 1 month

Junior Software Developer

Carrier Class Consulting & Integration Service (3CIS)

Maintenance, support, and further development of the web-based inventory management system
Application testing and deployment, as well as bug analysis and fixing
Independent and team-oriented work in agile projects
Developing concepts and solutions in interdisciplinary teams
Supporting the entire project lifecycle
Technologies used: JavaEE, Spring MVC, JSF, Git, MySQL, PostgreSQL, JDBC, JPA, Tomcat, Oracle DB

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Information Technology, Healthcare, Retail, and Energy.

Information Technology

Healthcare

Retail

Energy

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Information Technology, Quality Assurance, Product Development, Operations, Customer Service, and Sales.

Information Technology

Quality Assurance

Product Development

Operations

Customer Service

Sales

Skills

Industries

It Services
Healthcare
Automotive
Energy
Transport And Traffic

It Skills

Programming Languages: Java, Kotlin, Sql, Javascript, Jquery, Typescript
Scripting And Markup Languages: Html5, Css, Json, Xml
Mobile: Kotlin
Software Testing: Selenium (Java), Cucumber (Java), Junit & Integration Testing
Development Environment: Eclipse, Android Studio, Intellij
Patterns: Mvc, Mvvm, Pom
Client/Server: Tomcat, Apache2
Container/Orchestration: Docker, Kubernetes
Databases: Mysql, Postgresql, Oracle Db, Sqlite
Security: Jwt, Oauth2, Keycloak
Operating Systems: Ms Windows, Linux (Ubuntu)
Tools: Maven, Grandle, Git
Process Models: Medical Development Iec 62304, Agile Development (Scrum, Kanban), Jira, Confluence, Test Driven Development, Event-Driven-Architecture

Languages

Albanian

Native

German

Advanced

English

Intermediate

Education

Oct 2010 - Present

University of Prishtina

Electrical Engineering/Information Technology

Sep 2007 - Jun 2010

Haxhi Zeka High School

Sep 2002 - Jun 2007

Tre Deshmoret Primary School

Certifications & licenses

Oracle

Certified Software Developer

Studiengemeinschaft Darmstadt - SGD

Certified Java Programmer

Studiengemeinschaft Darmstadt - SGD

Cisco

CompTIA

Statistics

Experience

Total positions 11

Experience in Information Technology 8.5 y

Avg length 1 y

Longest experience 2 y 2 m

Expertise

Recent roles Software Developer, IT Technician, Electronics Technician

Main industries Information Technology, Healthcare, Retail

Main business areas Information Technology, Quality Assurance, Product Development

Qualifications

Certifications earned 5

Profile

Created

August 2025

Last Update

June 2026

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Frequently asked questions

Have questions? Find more information here.

Faruk is based in Heppenheim (Bergstraße), Germany and can operate in on-site, hybrid, and remote work models.

Faruk speaks the following languages: Albanian (Native), German (Advanced), English (Intermediate).

Faruk has at least 11 years of experience. During this time, Faruk has worked in at least 5 different roles and for 11 different companies. The average length of individual experience is 1 year. Note that Faruk may not have shared all experience and actually has more experience.

Based on recent experience, Faruk would be well-suited for roles such as: Software Developer, IT Technician, Electronics Technician.

Faruk's most recent position is Software Developer at HR Solutions GmbH.

In recent years, Faruk has worked for HR Solutions GmbH, wescaleIT AG, DB Systel GmbH, BiDCore GmbH, and Keybird It GmbH.

Faruk is most experienced in industries like Information Technology, Healthcare, and Retail. Faruk also has some experience in Energy.

Faruk is most experienced in business areas like Information Technology, Quality Assurance, and Product Development. Faruk also has some experience in Operations, Customer Service, and Sales.

Faruk has recently worked in industries like Information Technology, Healthcare, and Energy.

Faruk has recently worked in business areas like Information Technology, Quality Assurance, and Product Development.

Faruk attended University of Prishtina for Electrical Engineering/Information Technology.

Faruk has 5 certificates. Among them, these include: Oracle Certified Professional Java 21 Developer, Certified Software Developer, and Certified Java Programmer.

Faruk is immediately available full-time for suitable projects.

Daily Rate Distribution

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The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.

Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.

Average rates for similar positions

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Daily rate avg. 884 €

The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.

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Median rate 836 €

The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.

Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.