Backend Developer (.Net Core) - Navigation team - Freelance (W/M/X)
Core
Develop and maintain backend services, APIs, and data pipelines to ensure the website and apps present the most attractive storefront experience for Veepee's flash sales.
Role type
Senior Backend Engineer (.NET Core)
Builds
APIs, background workers, importers, schedulers, and event-driven services for the Veepee e-commerce platform.
Domain
E-commerce, Flash sales, Distributed systems
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
C#, .NET Core, API design, asynchronous processing, distributed systems, PostgreSQL, Cassandra, HTTP integrations, unit testing, observability
Preferred skills
DDD, Clean Architecture, Dapper, Kafka, RabbitMQ, ElasticSearch, A/B testing
Technologies
.NET Core, C#, PostgreSQL, Cassandra, Kafka, RabbitMQ, ElasticSearch, Dapper
Responsibilities
Develop new features across APIs and background workers; Integrate with internal and external platforms via HTTP APIs and messaging systems; Ensure code quality through clean design, code reviews, and automated tests; Contribute to the reliability and scalability of distributed applications; Write technical documentation and share knowledge; Handle technical interviews for new developers
Seniority
Senior, hands-on IC