Intermediate .NET Backend Developer

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Toronto

Intermediate .NET Backend Developer

Posted on February 12, 2026

RX Music is a leader in custom music programming and background music services, delivering curated soundtracks for global hospitality, retail, and lifestyle brands.

We believe music is more than background noise, it’s a core part of a space’s identity and customer experience.

Our systems handle high volume API traffic, ingest content from multiple external providers, support multi platform media playback products and a proprietary media content management solution.

This is not a greenfield environment. You will work within a mature production system that processes real commercial data where reliability, accuracy, and performance matter.

The Junior Software Developer will be involved in all areas of development from design to development to testing and product documentation.

Core Responsibilities

• Develop and maintain backend services using ASP.NET Core
• Extend and improve functionality within a large existing codebase
• Write and optimize SQL Server queries, stored procedures, and data migrations
• Work with message-based architecture for inter-service communication
• Support content ingestion pipelines from external providers
• Assist with royalty reporting logic and provider specific rules
• Participate in code reviews, testing, and deployment of backend services
• Assist with database maintenance, performance tuning, and infrastructure support
• Collaborate with the development team on cross-component features and integrations

Required Skills

• 3+ years of professional experience with C# and .NET (Core/.NET 6+)
• Experience building and consuming RESTful APIs with ASP.NET Core
• Solid relational database skills (MSSQL and/or PGSQL) writing queries, understanding execution plans, working with stored procedures, relational database design and data modeling
• Familiarity with dependency injection, middleware, and common .NET patterns
• Comfortable working with Git and standard development workflows
• Ability to read and work within a large existing codebase
• Ability to debug issues across services and trace data through pipelines

Nice To Have

• Background in media processing, content management, or digital audio/video platforms
• Experience with distributed actor frameworks (Akka, Orleans, or similar)
• Experience with CI/CD pipelines and automated build systems
• Experience with background job processing frameworks
• Familiarity with Docker and containerized deployments
• Familiarity with message brokers and pub/sub patterns
• Exposure to micro-ORMs (Dapper or similar)

Technology Stack

• Languages: C#, SQL
• Backend: ASP.NET Core
• Data: Relational Databases
• Infrastructure: Docker, CI/CD pipelines, Git
• Messaging: Message brokers
• Protocols: REST, industry-standard content formats

What To Expect

• You will be joining a small, experienced team maintaining a large, mature codebase
• The work spans API services, data processing, report generation, database work, and service maintenance
• You will work closely with the Director of Development for guidance and code review during onboarding
• Over time, the role is expected to take ownership of specific services or subsystems

What This Role Is Not

• Not a senior or staff-level position
• Not focused on buzzwords or experimental technology
• Not a short-term contract role

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