Backend Engineer (.NET/C#)
Backend Engineer (.NET/C#) — Freelance via Shakers
A leading global tech company is looking for a Backend Engineer (.NET/C#) to join an internal-products team powering critical business operations. Fully freelance role, contracted through Shakers.
What you'll do
- 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.
Stack .NET (C#) · PostgreSQL · Azure Service Bus · Hangfire · Azure · Terraform (nice to have) · DDD (nice to have)
Must-have
- 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.
Nice-to-have
- Domain-Driven Design (DDD).
- Microsoft Azure + Terraform (IaC).
- Other message brokers (RabbitMQ).
Conditions
- 100% freelance via Shakers.
- Hybrid Porto
- ⏱ Duration: +6 months, long-term project, full-time dedication.
Apply through Shakers — freelance tech talent platform.