Backend Developer (JAVA) (m/w/d) – Hybrid or Remote in Köln, Germany

Backend Developer (JAVA)

Kairos GmbH (an IQVIA business)

Bochum, Germany

Kairos GmbH (an IQVIA business) is a rapidly growing technology company specializing in the development of innovative software solutions for medical research and care. Our mission is to bridge the gap between technology and healthcare, contributing to a better and more effective patient care.

In our company culture, we place great value on creativity, innovation, and collaboration. We believe that our greatest asset is our team, and we foster a working environment where each individual can contribute to achieving our goals and shaping the future of health technology.

We are looking for a passionate Backend Developer

• Design, development, test/validating and debugging of interfaces between internal IQVIA-Kairos products and 3rd party products.

• Extending applications in the layers of domain model, business logic, repositories, and interfaces.

• Reading and writing of software interface specifications.

• Software consulting regarding the developed products in national and international projects, mostly EMEA region.

• Design and development of new REST APIS, maintaining existing APIs. Deep understanding of the HTTP protocol and its usage within REST APIs is necessary.

• Managing Multi module projects with Maven

• Writing and optimization of SQL queries for Postgres, Oracle, MSSQL server

• Writing Unit and Integration tests based on Junit and Mockito

Primary Skills:

• Strong Java coding skills

• Experience with Spring framework (dependency injection, transaction management)

• Junit, Mockito

• String SQL skills

• IntelliJ

• Git (Bitbucket/GitHub/GitLab)

• Maven

• HTTP, REST

• Good German language skills and strong communication abilities complete your profile.

Good to have skills:

• JPA/Hibernate, MSSQL-Server, Oracle, PostgreSQL, Databricks, Windows Server

• Experience with integrating applications to auth protocols like OAuth2 or OIDC

Skill Flexibility:

• Knowledge of specific health care protocols like FHIR, HL7, XML/XSD, IHE

• Configuration experience with Azure Services, Linux Server, Docker

• Experience with developing search capabilities backed by elasticsearch or opensearch

• Experience with developing user interfaces with the frameworks Vaadin or React

• Groovy scripting / Groovy DSL design

• Experience with integrating applications to auth protocols like SAML2, Kerberos, Active directory

• Experience with design and development of GraphQL APIs

What we offer:

• The chance to make a significant contribution to improving clinical research and patient care

• A dedicated, international team that pulls together

• Flexible working hours, office and hybrid solutions

• Opportunities for further education and career development

• Attractive salary package

IQVIA is a leading global provider of clinical research services, commercial insights and healthcare intelligence to the life sciences and healthcare industries. We create intelligent connections to accelerate the development and commercialization of innovative medical treatments to help improve patient outcomes and population health worldwide. Learn more at https://jobs.iqvia.com

IQVIA is a world leader in using data, technology, advanced analytics, and expertise to help customers drive healthcare – and human health – forward. Together with the companies we serve, we are enabling a more modern, more effective and more efficient healthcare system, and creating breakthrough solutions that transform business and patient outcomes.

To get there, it takes diverse skills and a curiosity to explore new possibilities. No matter your role, everyone at IQVIA contributes to our shared goal of improving human health. Thank you for your interest in growing your career with us.

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