Back End Developer
il y a 3 semaines
Job Description: Freelance Senior Backend Developer
Location: Brussels, Belgium (remote/hybrid options available)
Contract Duration: 12 months
Start Date: Flexible, with an immediate start preferred.
About the Role
We are seeking an experienced Senior Backend Developer to join our client's technology team in Brussels. This role offers the opportunity to work on mission-critical systems in the retail sector, driving the backend architecture and infrastructure for scalable, high-performance applications. The ideal candidate will have expertise in Node.js and experience with cloud platforms such as AWS, GCP, or Azure.
Key Responsibilities
- Design, develop, and maintain robust backend systems and APIs to support scalable applications.
- Collaborate with frontend developers, product managers, and other stakeholders to deliver seamless integrations.
- Architect and implement cloud-based solutions.
- Optimize application performance, ensuring low latency and high availability.
- Implement secure coding practices to protect data and systems.
- Conduct thorough code reviews and enforce best practices for maintainable and scalable codebases.
- Troubleshoot, debug, and resolve complex backend issues.
- Stay informed about emerging technologies and recommend innovative solutions to improve the client's backend systems.
Required Skills and Experience
- Proficiency in Node.js and its associated frameworks (e.g., Express.js, NestJS).
- Strong understanding of RESTful API design and implementation.
- Experience with cloud platforms such as AWS, Google Cloud Platform (GCP), or Microsoft Azure.
- Knowledge of database technologies, both SQL (e.g., PostgreSQL, MySQL) and NoSQL (e.g., MongoDB, DynamoDB).
- Familiarity with containerization and orchestration tools like Docker and Kubernetes.
- Solid understanding of event-driven architectures and message queues (e.g., RabbitMQ, Kafka).
Preferred Qualifications
- Experience in the retail or e-commerce sector is a significant advantage.
- Familiarity with serverless architectures (e.g., AWS Lambda, Google Cloud Functions).
- Knowledge of GraphQL and its integration with backend systems.
- A portfolio of backend projects showcasing scalable and secure solutions.
If you are interested in hearing more about this opportunity please apply using the link below. Alternatively if you have any questions regarding the vacancy please feel free to drop me a message or email me at tom.collins@vividresourcing.com
-
Back End Developer
il y a 2 semaines
Bruxelles, Région de Bruxelles, Belgique Fujitsu Temps pleinFujitsu is looking for a Back End Developer to work on a project within the EU Institutions, in Brussels. ON-SITE (2 days per week)Expertise:Back-end languages and frameworks such as Java, PHP, Spring boot and HibernateThe web development cycle and programming techniques and tools.Database technology such as Oracle, MongoDBCode versioning tools such as Git...
-
Back End Developer
il y a 3 semaines
Bruxelles, Région de Bruxelles, Belgique Fujitsu Temps pleinFujitsu is looking for a Back End Developer to work on a project within the EU Institutions, in Brussels. ON-SITE (2 days per week) Expertise: Back-end languages and frameworks such as Java, PHP, Spring boot and Hibernate The web development cycle and programming techniques and tools. Database technology such as Oracle, MongoDB Code versioning tools...
-
Senior Back-End Developer
il y a 3 semaines
Bruxelles, Région de Bruxelles, Belgique Resillion Temps pleinSenior Back-End Developer - Freelance/Perm - Brussel - HybridBedrijfsomschrijvingResillion is a leading company in software testing and cybersecurity. For an important client, we are looking for an experienced Senior Back-End Developer to strengthen the development team and contribute to high-quality, scalable applications.VacatureomschrijvingAs a Senior...
-
Back End Developer
il y a 2 semaines
Bruxelles, Région de Bruxelles, Belgique TRIJIT Temps pleinDescription We currently have a vacancy for a Back-end Developer fluent in English, to offer his/her services as an expert who will be based in Brussels, Belgium. The work will be carried out either in the company's premises or on site at customer premises. In the context of the first assignment, the successful candidate will be integrated in the...
-
Java Back-end Developer
il y a 3 semaines
Bruxelles, Région de Bruxelles, Belgique Adhese Temps pleinAbout adheseadhese builds smart adtech solutions for a cookieless future from its offices near Ghent (Belgium) and Wroclaw (Poland). The adhese platform enables media owners to monetize their media inventory and first-party data, and facilitates advertisers to reach their audiences efficiently in a simple way.The company is growing steadily and is seeking to...
-
Back End Developer, Lead
il y a 3 semaines
Bruxelles, Région de Bruxelles, Belgique Booz Allen Hamilton Temps pleinBack End Developer, LeadThe Opportunity: As a back-end developer, you know that a good site or system needs the right combination of clean code, APIs, analytics, and infrastructure to develop a user-focused solution. We're looking for a seasoned back-end developer with the software engineering skills it takes to identify potential risks, contribute to...
-
Back-end developer
il y a 2 semaines
Bruxelles, Région de Bruxelles, Belgique NTT DATA Europe & Latam Temps pleinLooking for a new challenge?Who we are?NTT DATA – a part of NTT Group – is a trusted global innovator of IT and business services headquartered in Tokyo. We help clients transform through consulting, industry solutions, business process services, IT modernization and managed services. NTT DATA enables clients, as well as society, to move confidently into...
-
Back End Software Developer
il y a 3 semaines
Bruxelles, Région de Bruxelles, Belgique 5V Tech | Certified B Corp Temps pleinBack-End Software Developer - C# & BlazorBrussels, Belgium - REMOTE 80%Up To 475 EUR Per DayLong-term ContractEnglish & French Language (B2+)This company is a leading European IT solutions provider with a robust presence in both public and private sectors. With over 30 years of expertise, they are a driving force in the digitalisation of EU institutions,...
-
Back End Software Developer
il y a 3 semaines
Bruxelles, Région de Bruxelles, Belgique 5V Tech | Certified B CorpTM Temps pleinBack-End Software Developer - C# & Blazor Brussels, Belgium - REMOTE 80% Up To 475 EUR Per Day Long-term Contract English & French Language (B2+) This company is a leading European IT solutions provider with a robust presence in both public and private sectors. With over 30 years of expertise, they are a driving force in the digitalisation of EU...
-
Freelance Java Back-end Developer
il y a 2 semaines
Bruxelles, Région de Bruxelles, Belgique Adhese Temps pleinAbout adheseadhese builds smart adtech solutions for a cookieless future from its offices near Ghent (Belgium) and Wroclaw (Poland). The adhese platform enables media owners to monetize their media inventory and first-party data, and facilitates advertisers to reach their audiences efficiently in a simple way.The company is growing steadily and is seeking to...
-
Back-End Web Applications Developer – European Commission
il y a 2 semaines
Bruxelles, Région de Bruxelles, Belgique Edda International Temps pleinSocial network you want to login/join with:Back-End Web Applications Developer – European Commission, Belgium/MonsLocation:OtherEU work permit required:YesJob Reference:369933909Expiry Date:25.04.2025Job Description:WHO WE AREEdda International, a dynamic and rapidly growing European group of companies with an estimated 2024 turnover of 20+ MEUR, 220+...
-
Back-End Developer
il y a 3 semaines
Bruxelles, Région de Bruxelles, Belgique TN Belgium Temps pleinSocial network you want to login/join with:We currently have a vacancy for a Back-End Developer fluent in English, to offer his/her services as an expert who will be based in Belgium. The work will be carried out either in the company's premises or on-site at customer premises. In the context of the first assignment, the successful candidate will be...
-
Back-End Web Applications Developer – European Commission
il y a 2 semaines
Bruxelles, Région de Bruxelles, Belgique TN Belgium Temps pleinSocial network you want to login/join with:Back-End Web Applications Developer – European CommissionClient: Edda InternationalLocation: Brussels, BelgiumJob Category: OtherEU work permit required: YesJob Reference: 32486fcd7d51Job Views: 4Posted: 03.03.2025Job Description:WHO WE ARE: Edda International, a dynamic and rapidly growing European group of...
-
Senior Back end developer
il y a 3 semaines
Bruxelles, Région de Bruxelles, Belgique OneSpan Temps pleinAt OneSpan, we're reimagining trust to help businesses thrive by enabling secure, compliant, and frictionless digital agreements and transactions. Across the globe, we are trusted by global enterprises, including more than 60% of the world's largest 100 banks, to enrich their customer experience and mitigate threats today, while preparing to take full...
-
Back-end Developer
il y a 2 semaines
Bruxelles, Région de Bruxelles, Belgique Salesnote Temps pleinWaarom wij werken aan SalesNoteHet beste naar boven brengen tijdens gesprekken tussen mensen. Dat is de visie van SalesNote. We focussen op 2 domeinen: Sales en HR.Waarom jij wil werken aan SalesNoteOordeel vooral zelf, maar onderstaande puntjes zouden je kunnen opvallen:Dit is een scale-up met direct en regelmatig contact met de founders.Het product zelf is...
-
Back End-ontwikkelaar
il y a 2 semaines
Bruxelles, Région de Bruxelles, Belgique Kwery Temps pleinEen internationale Fintech met een dynamische sfeer, gevestigd in Antwerpen, is op zoek naar een ervaren Back-End Developer om hun interne team van ongeveer 40 experts te versterken. Dit bedrijf, dat voorop loopt in zijn niche binnen de financiële sector, werkt met zeer data-gedreven toepassingen. Spreken de volgende kenmerken jou aan? Veel vrijheid in je...
-
Back-End Developer, null
il y a 2 semaines
Bruxelles, Région de Bruxelles, Belgique TN Belgium Temps pleinWe currently have a vacancy for a Back-End Developer fluent in English, to offer his/her services as an expert who will be based in Belgium. The work will be carried out either in the company's premises or on-site at customer premises. In the context of the first assignment, the successful candidate will be integrated with the Development team of the company...
-
Back End Developer
il y a 2 semaines
Bruxelles, Région de Bruxelles, Belgique Vivid Resourcing Temps plein2 days ago Be among the first 25 applicantsDirect message the job poster from Vivid ResourcingIT Specialist | Placing Freelance Front-End/Full-Stack Developers in Belgium- +32 3 318 82 88Job Description: Freelance Senior Backend DeveloperLocation: Brussels, Belgium (remote/hybrid options available)Contract Duration: 12 monthsStart Date: Flexible, with an...
-
Senior Back end developer, null
il y a 2 semaines
Bruxelles, Région de Bruxelles, Belgique TN Belgium Temps pleinSocial network you want to login/join with:At OneSpan, we're reimagining trust to help businesses thrive by enabling secure, compliant, and frictionless digital agreements and transactions. Across the globe, we are trusted by global enterprises, including more than 60% of the world's largest 100 banks, to enrich their customer experience and mitigate threats...
-
Back End
il y a 3 semaines
Bruxelles, Région de Bruxelles, Belgique Vivid Resourcing Temps pleinWe're working with a rapidly expanding startup, looking for a skilled developer to join their technical team. They are a forward-thinking company that works with modern technologies to build serverless applications across a range of industries including Artificial Intelligence, real estate, finance and more.Develop and maintain server-side code, optimising...