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Back-end Software Engineer

Altherias — Belgium · Posted ~2 hours ago

Skills

Backend development API development Database design Security best practices Testing Server-side programming APIs Databases Backend frameworks

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Summary ✨ AI‑Generated

A backend engineering role responsible for building server-side applications, APIs, data solutions, and reliable software components while following security and quality standards.

Highlights

Opportunity to build scalable backend applications, design APIs, improve system performance, and work on secure software solutions.

Description

We are looking for an Back-end Software Engineer for a key client in Brussels. Tasks: Development of back-end website applications.Integration of user-facing elements developed by front-end developers with server-side logic.Implement core business logic.Design and implementation of data storage solutions.Apply data and security best practices: input validation, authentication/authorisation, secure storage, compliant logging and monitoring.Optimisation of the application for maximum speed and scalability.Design and develop APIs.Participating in the design and creation of scalable software.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, including setting up and querying monitoring tools.Perform unit/integration testing, debug, fix, and validate code changes.Deliver solutions that fulfil functional and non-functional requirements and align with user expectations.Write technical documentation.Basic configuration of cloud services for back-end functionality (ex: serverless functions, storage accounts, managed Kubernetes).Develop and maintain services and business logic using one or more back-end programming languages.Implement authentication and authorisation mechanisms to secure API endpoints and services.Write and maintain unit and integration tests to ensure code quality and reliability, integrating them into the CI/CD pipeline. Mandatory requirements: Minimum 3.5 years of experience with Java programming language.Minimum 3.5 years of experience with designing and developing APIs.Minimum 3.5 years of experience with web service testing tools (Postman, ReadyAPI,...)Minimum 3.5 years of experience with RDBMS (Oracle, PostgreSQL, MySQL).Minimum 3.5 years of experience with messaging systems (Kafka, JMS, ActiveMQ).Minimum 3.5 years of experience with building and running CI/CD pipelines. Language: English (B2). Location: Brussels: once a week on-site presence required.