Back-end developer

Tasks for External Service Provider:

• Development of back-end website applications.

• Integration of user-facing elements developed by a front-end developer with server-side logic.

• Implement core business logic.

• Creation of servers and databases for functionality.

• Design and implementation of data storage solutions.

• Understanding and implementation of security and data protection.

• Optimization of the application for maximum speed and scalability.

• Design and develop APIs.

• Participating in the design and creation of scalable software.

• Taking lead on projects, as needed.

• Maintenance of code integrity and organisation.

• Writing clean, functional code on the back end.

• Compile and analyse data, processes, and codes to troubleshoot problems and identify areas for improvement.

• Testing and fixing bugs or other coding issues.

• Meet both technical and consumer needs.

• Write technical documentation.

Requirements and Skills:

• Proficiency with back-end languages and frameworks such as Java8+.

• Knowledge of front-end languages and frameworks such as JavaScript, TypeScript, HTML, CSS, Angular is a plus.

• Proficiency with Java frameworks Spring, Spring Boot and Hibernate.

• Proficiency with RDBMS database technology such as Oracle.

• Proficiency with SOAP Webservices and REST APIs.

• Knowledge of messaging systems such as JMS, Kafka and ActiveMQ.

• Familiarity with NoSQL databases is a plus.

• Knowledge of code versioning tools such as Git.

• Knowledge of Continuous Integration & Deployment suites such as Bamboo.

• Knowledge of Java application server WebLogic covering configuring domains, deploying and running applications on these servers.

• Knowledge of containerization technologies (e.g. Docker).

• Familiarity with container orchestration tools (e.g. Kubernetes) is a plus.

Skills:

• Autonomous.

• Strong organizational and time-management skills.

• Attention to details.

• Good problem-solving skills.

Non-Technical Skills:

• Capability of integration in an international/multicultural environment, rapid self-starting capability and experience in working in a team.

• Ability to participate in multilingual meetings.

• Ability to work in a multi-cultural environment, on multiple large projects.

• Excellent Team Player.

• Ability to understand, speak and write English at level B1.

• Ability to understand, speak and write French at level B1 is an advantage.

• High degree of discretion and integrity is required as the applications managed and maintained contain personal and confidential data.

Specific Expertise:

• Experience in Java8+, Spring, Spring Boot, Java EE.

• Experience in OpenID Connect integration.

• Experience in SSO.

• Experience in Cloud development with Amazon web services.

• Knowledge on API GW configuration with OAuth 2.

• Knowledge on Oracle WebLogic Server, Apache, Nginx.

• Knowledge on SSL/TLS Protocol configuration in application servers.

• Knowledge on reverse proxy configuration.

• Experience in Kafka and JMS.

• Experience in Oracle DB.

• Experience with REST and SOAP services.

• Knowledge on CI/CD pipelines.

• Knowledge of development, building and deployment of microservices.

• Experience with tools for web services testing (SOAPUI, ReadyAPI, Postman).