Back End SQL Developer (with C#.NET)

Recruiter:

CSG Recruit

Job Ref:

Back End

Date posted:

Thursday, July 17, 2025

Location:

Johannesburg, South Africa

Salary:

R50 000 - R60 000 per month

SUMMARY:
We’re a company that values technical excellence, creativity, and continuous improvement. You''''ll work in an environment that challenges convention and rewards problem solvers who care about robust design and elegant code.

POSITION INFO:

Requirements

Minimum 5-6 years of Back-end development experience
Strong expertise in SQL (including query optimization and indexing)
Experience with Redis for caching and RabbitMQ for message queuing
Hands-on experience in C# and Microsoft .NET frameworks
Deep understanding of software architecture for scalability and resilience
Solid grasp of distributed logging and observability tools
Familiarity with deploying & maintaining applications on Linux servers (Highly beneficial)
Passion for clean, maintainable code and engineering best practices

Advantageous Skills

Experience with containerization (Docker, Kubernetes)
Exposure to cloud environments (Azure, DevOps, AWS)
Background in CI/CD automation
Microservice C Distributed Systems

Responsibilities

Design systems with high throughput and low latency, leveraging advanced SQL techniques
Architect, develop, and optimize scalable software using C# and the .NET ecosystem
Integrate caching solutions using Redis to improve application performance
Implement distributed logging and monitoring strategies to ensure system resiliency
Collaborate with DevOps to deploy and maintain applications on Linux-based infrastructure
Build and maintain messaging and event-driven components using RabbitMQ
Lead code reviews, mentor junior developers, and contribute to technical strategy

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