Back End Developer

Functie omschrijving

LET OP: GEEN ZZP | SCHAAL 10

The Back-End Developer establishes the web development activities that are done at the back end of programs. The Back-End Developer covers server-side web application logic and integration and activities, like writing APIs, creating libraries, and working with system components instead of frontend development, which focuses on customer-facing services and programs. The Back-End Developer focuses on the design effective and efficient solutions by analysing the website's performance demands and goals; Development and administration of Application Programming Interfaces (APIs); Develops data acceptance and storage solutions for websites; Write, test, and maintain development solutions for code-related problems; Identifies new features with developers, designers, and system administrators; Creates a website architecture by utilizing correct product lifecycle approaches, such as Agile Scrum and frameworks; Organizes the system logic; Provide remedies to difficulties with the system; Debugs and troubleshoots apps.

As a Senior Backend Developer in the Omega team, you will design and deliver scalable, production-ready backend solutions that enable customers to monitor their energy usage. Using .NET and Azure, you’ll build cloud-native systems that drive innovation and business impact. You’ll collaborate closely with developers and stakeholders, contributing across the stack with a hands-on, pragmatic approach.

• Design, build, and maintain backend services using .NET on Azure
• Write clean, maintainable, and well-tested code with proper documentation
• Make informed technical decisions (performance, scalability, cost, reliability)
• Implement event-driven architectures for efficient system communication
• Own features end-to-end: discovery, design, development, testing, deployment, and monitoring
• Share best practices in code quality, security, and performance
• Collaborate with cross-functional teams to deliver complete solutions

You’ll also contribute to architectural decisions, balancing business needs with technical excellence, and ensuring solutions are secure, scalable, and future-proof.

Skills:

• 7+ years of backend development experience
• Strong expertise in .NET Core and C#
• Hands-on experience with Azure (e.g., Functions, Service Bus, Event Grid, Key Vault, App Insights, Container Apps)
• Experience with event-driven architectures and messaging systems (e.g., Kafka)
• Familiar with Infrastructure as Code, CI/CD pipelines, and containers (Docker/Kubernetes)

• Clear and proactive communication with technical and non-technical stakeholders
• Strong focus on code quality, security, and performance
• Collaborative mindset with DevOps and frontend teams
• Curiosity and creativity in applying new technologies
• Commitment to building impactful, future-oriented solutions

Education: Work experience in the energy sector is preferred but not mandatory.

• Office presence (Amsterdam) is needed on 1 or 2 days per week. This is often on Wednesday but can be discussed within the team.
• CV's can be submitted in Dutch and English.
• Dutch speaking is required for this position.

Functie eisen

Bedrijfsprofiel

BLAU Bemiddeling richt zich op de bemiddeling van professionals in het publieke domein. Wij geloven in de formule dat het zoeken naar een passende opdracht en de samenwerking tussen de professional en BLAU Bemiddeling gebaseerd moet zijn op in de basis eenvoudige en duidelijke afspraken.
Bij een match op papier stellen we gezamenlijk de documentatie op:

• Op voorhand duidelijke afspraken over tarief, afgestemd op de specifieke opdracht.
• Een opdracht niet in te vullen als zelfstandige of voorkeur voor detachering? Dan heeft BLAU Bemiddeling hier een passende oplossing voor en hanteren we de beloningsstructuur van de opdrachtgever middels de inlenersbeloning.
• Inzicht in de keten en volledige duidelijkheid in de procedure.
• Snelle betaling.
• Wij stellen je profiel op in het format voor de betreffende aanbieder. Hierbij vragen we van jou als professional verduidelijking in de eisen en wensen om zo de match op papier zo goed mogelijk aan te tonen.
• Jij als professional schrijft een motivatiebrief gericht op de opdracht.
• Wij verzorgen de aanbieding en informeren zo snel mogelijk over het vervolg in het traject.

Arbeidsvoorwaarden

• Startdatum: 30-04-26.
• Looptijd: 9 maanden.
• Locatie: Amsterdam.
• Aantal uren: 36 uur per week.
• Contractvorm: Detachering.

Reageer direct!
De opdracht sluit 03-05-26.