Full Stack .Net Developer
First seen by Alion on Nov 3, 2026. Billennium scores A on the Alion truth index.
We are looking for Backend Developers to work on cutting-edge search and data processing solutions. You will be responsible for building core algorithms, integrating new data sources, optimizing indexing, and enhancing search capabilities, including vector and image search. The role requires a strong engineering mindset and the ability to benchmark and refine solutions.
Key Responsibilities :
- Develop RESTful Web APIs aligned with modern best practices.
- Design the architecture of solutions based on Azure resources such as Azure Functions, Durable Functions, Azure App Configuration, Azure Key Vault, Blob Storage and others.
- Implement new functionalities using a CQRS pattern and utilizing Entity Framework efficiently.
- Define new infrastructure components in Azure Bicep.
- Troubleshoot and fix application errors with the help of Azure Insights.
- Fix performance issues by analyzing and improving database queries.
- Take part in refinements with a business analyst, testers and other developers to help polish and clarify requirements for future tasks.
- Participate in the release process, ensuring smooth deployment and integration of new features.
Required Skills & Qualifications :
- Programming : Strong experience with C#, .NET 6/8/10, and SQL (NoSQL experience is a plus).
- Backend Development : Proficiency in Web API development and integration using tools such as Entity Framework Core, MediatR, ASP .NET Core, XUnit.
- Cloud & Infrastructure : Experience working with Azure (App Services, Azure Functions, Key Vault, App Configuration, Azure Insights, Blob Storage, Service Bus or another queue provider).
- DevOps : IaaC (Bicep, ARM Templates or similar), familiarity with CI/CD pipelines.
- Engineering Approach : Ability to evaluate solutions through experimentation, benchmarking, and iterative improvements.
- Communication : Fluent in English, with strong interpersonal and problem-solving skills.
Nice to have :
- Search & Data Processing : Background in data extraction, preprocessing, and implementing search solutions.
- AI & Data Science : General interest and experience with AI-driven search, vector databases, and data analytics.
- Prompting : Familiarity with crafting and optimizing AI prompts.
Skills
Full Stack, .Net, RESTful API, .Net Core, SQL, WebAPI, Entity Framework, ASP, Cloud