Solution Architect & Developer - NoSQL/AI Specialist

including cognitive services for visual search, product matching, language sentiment analysis, and form recognition. Build and optimize MongoDB Atlas/Enterprise and Azure CosmosDB solutions, including aggregation pipelines, denormalized schema design, change streams, Atlas Search, and Vector Search. Develop and deploy AI/ML models using ML.NET for demand forecasting, inventory optimization, size recommendation, and churn prediction. Implement advanced messaging and data streaming with Kafka Streams, MongoDB Change Streams, Azure Event Hubs, and CosmosDB Change Feed for real-time analytics. Utilize cloud-native technologies including AKS (Azure Kubernetes Service), Azure Container Apps, API Management, Cognitive Search, and ML Studio. Apply Infrastructure as Code (IaC) practices using Bicep/Terraform, GitOps pipelines with Azure DevOps and ArgoCD, and feature flag management (LaunchDarkly). Ensure system observability and reliability using OpenTelemetry and best-in-class monitoring

practices. Collaborate with business stakeholders to align IT solutions with supply chain, procurement, production, and retail operational requirements. Support the full software development lifecycle, applying TDD/BDD methodologies, Clean Architecture, and domain-driven design principles. Mentor and support development teams, promoting knowledge sharing and technical excellence across projects. Skill Requirements Minimum 8+ years of hands-on .NET development and architecture experience. At least 3+ years of production-grade NoSQL database experience (MongoDB or CosmosDB), including delivery of at least 2 large-scale systems. At least 2+ years of AI/ML integration experience in enterprise environments, including delivery of at least 1 end-to-end AI/ML feature. Advanced proficiency in .NET 8/Core, C# 12, ASP.NET Core APIs, Blazor/Minimal APIs, Dapr, gRPC, SignalR, xUnit, Moq, FluentAssertions, Clean Architecture, Vertical Slice Architecture, and MediatR. Deep expertise in MongoDB Atlas/Enterprise and/or Azure CosmosDB, including schema design, aggregation pipelines, change streams, Atlas/Vector Search. Strong experience with Azure AI Services, Cognitive Services (Vision, Language, Form Recognizer), ML.NET, and model training/deployment for retail/fashion use cases. Advanced integration skills: Kafka Streams, MongoDB Change Streams, Azure Event Hubs, CosmosDB Change Feed, Apache Spark, Stream Analytics, and real-time processing patterns. Proficient in cloud platforms: Azure (AKS, Azure Container Apps, API Management, ML Studio, Cognitive Search), IaC (Bicep/Terraform), GitOps (Azure DevOps, ArgoCD), LaunchDarkly, OpenTelemetry. Fluent in English and Spanish, Italian is a plus. HCL is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable laws, regulations, and ordinances. If you have a valid disability certificate, Certificate of Disability in Force, please contact us.