Senior Back-End DeveloperAstucemedia • Montréal, Québec, Canada
Senior Back-End Developer
Astucemedia • Montréal, Québec, Canada
30+ days ago
Job type
- Full-time
Job descriptionProficiency in C# / .NET Core(ServiceStack or similar frameworks). 8+ years of experience in API design and integration (REST, GraphQL, OAuth2, WebSockets). Solid understanding of data modelingand storage systems (SQL Server, MongoDB, Kafka). Familiarity with messaging protocols(AMQP, MQTT, WebSocket). Experience with schema validation and transformation(JSON Schema, Protobuf). Knowledge of CI / CD pipelines, Git, and containerization (Docker). Strong debugging, problem-solving, and performance optimization skills Experience with broadcast / media data workflows(sports scores, elections, financial tickers). Knowledge of cloud platforms(AWS, Azure, GCP) for scalable deployments. Familiarity with time-series data handlingand caching strategies (Redis). Exposure to real-time graphics engines(Vizrt, Unreal, Unity) integrations. Contributions to open-source projectsor SDK developmemt Hybrid work environment Global travel opportunities Health and Wellness annual Benefits Health Benefits Insurance Package (including online medical assistance with Dialogue) RRSP Matching program
Job Description
- Develop and maintain ingest servicesthat connect to third-party APIs (REST, GraphQL, WebSockets, Webhooks), ensuring idempotent ingestion, retry handling, and rate-limit compliance.
- Implement transformation logicto normalize heterogeneous data into unified JSON / Protobuf schemas.
- Design and optimize storage solutionsacross SQL Server, MongoDB, and Kafka, applying best practices for indexing, partitioning, and time-series handling.
- Integrate with real-time event buses(RabbitMQ, MQTT, WebSockets) to deliver data updates with sub-second latency.
- Build and enhance APIs(ServiceStack framework) to expose data via REST, Webhooks, and SSEwith robust authentication (OAuth2 / JWT).
- Ensure performance and scalabilitythrough profiling, caching strategies, and horizontal scaling techniques.
- Collaborate with frontend / graphics teams(Unity, Vizrt, Unreal) to align API contracts and optimize for real-time rendering needs.
- Write unit / integration tests to ensure data integrity and prevent regressions in ingestion and API layers.
- Participate in code reviews, architecture discussions, and sprint planningas part of an Agile development teams.
Qualifications
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Senior BackEnd Developer • Montréal, Québec, Canada
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