Freelance .NET Backend Engineer — Event-Driven, PostgreSQL

Shakers; Braga; Presencial; EUR 42 000 - 70 000; Tempo integral

Resumo da oferta

Shakers is seeking a Backend Engineer (.NET/C#) to join an internal-products team powering critical business operations. Fully freelance role, contracted through Shakers, Braga, Portugal.

You'll design, implement and own backend features end-to-end, optimize PostgreSQL, collaborate on API contracts, and contribute to scalable, event-driven architectures with Hangfire and message brokers. Must have 3–5 years building web apps, strong .NET/C#, PostgreSQL, Hangfire, Azure Service Bus or similar,

Qualificações

• 3–5 years building and deploying web applications.
• Strong .NET/C# with solid OOP foundations.
• Proficiency with PostgreSQL: efficient queries and schema optimization.
• Hands-on with background jobs (Hangfire) and event-driven architecture with message brokers (Azure Service Bus or similar).
• Automated testing (unit + integration) and CI/CD pipelines.
• Understanding of distributed systems.
• Proficiency in English and Portuguese.

Responsabilidades

• Develop and own backend features end-to-end on internal products: design, implementation, delivery, monitoring in production.
• Participate actively in architectural discussions and code reviews.
• Translate business requirements (with PMs) into scalable, event-driven solutions.
• Optimize PostgreSQL schemas and query performance.
• Collaborate with Design and Frontend to define robust API contracts.
• Build and maintain background processing and asynchronous workflows.

Conhecimentos

.NET/C#

OOP foundations

English language

Portuguese language

Distributed systems

Event-driven architecture

CI/CD practices

Unit and integration testing

Ferramentas

Hangfire

Azure Service Bus

RabbitMQ

PostgreSQL

Descrição da oferta de emprego

Shakers is seeking a Backend Engineer (.NET/C#) to join an internal-products team powering critical business operations. Fully freelance role, contracted through Shakers, Braga, Portugal.

You'll design, implement and own backend features end-to-end, optimize PostgreSQL, collaborate on API contracts, and contribute to scalable, event-driven architectures with Hangfire and message brokers. Must have 3–5 years building web apps, strong .NET/C#, PostgreSQL, Hangfire, Azure Service Bus or similar,