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ATCON GLOBAL
Senior React Developer

Senior React Developer

Hybrid

Brussels, Belgium

Full Time

04-04-2025

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Job Specifications

Location: Brussels, Hybrid
Languages: English and French / Dutch

We are seeking a senior developer who can propose innovative and effective solutions to the lead designer. The candidate will be responsible for writing high-quality, well-tested software that meets project requirements. The role also requires the candidate to gain a deep understanding of the business domain and actively collaborate with the business to refine and enhance ideas. Strong independent working capabilities and excellent communication skills are essential for this role.

Responsibilities:
• Develop user-friendly frontend components in ReactJS (v17.0.2) and TypeScript
• Utilize MUI v5 to build attractive and accessible interfaces
• Implement and manage timezone-related logic with Moment.js
• Work within various environments such as DEV, TST, ACC, and PROD, and maintain CI/CD pipelines using Azure DevOps
• Write unit tests with the built-in React testing framework in combination with Jest to ensure code quality
• Collaborate with the team using the Atlassian suite (Jira, Confluence, Bitbucket) for project management and version control
• Apply translations in applications using Loco

Mandatory conformity criteria:
• ReactJS: Over 5 years of experience
• MUI: Over 2 years of experience
• In-depth knowledge TypeScript
• Strong expertise in unit testing
• Minimum 2 days onsite in Brussels
• Fluent in English
• Fluent in Dutch or French

Preferred knowledge and experience:
• In-depth knowledge of React Context API and functional components in TypeScript
• In-depth knowledge of Jest and the React Testing framework
• Working experience with React Native
• Experience with Moment.js for working with timezones
• Experience with the Atlassian suite (Jira, Confluence, Bitbucket)
• Familiarity with i18n
• Familiarity with Azure DevOps for deployment and management of various environments (DEV, TST, ACC, PROD)

About the Company

ATCON is a Belgium-based IT consulting firm established with a vision to empower businesses using the latest technologies and provide best-in-class services to our clients. We support as an end-to-end IT solutions partner for digitalizing business processes and making the data meaningful. Our approach is more solution-driven than technology one, focused to solve business challenges and deliver results. We do what is right for our clients and charge based on what we deliver not on billing hours. Our team consists of self-mo... Know more