Senior Solution Architect & Developer – NoSQL/AI Specialist
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Our goal is to strengthen the brand in Spain. We are looking for an expert to work as Senior Solution Architect & Developer – NoSQL/AI Specialist. You will play a pivotal role in designing and implementing advanced NoSQL architectures and AI‑powered solutions tailored for the fashion and retail supply chain domain. You will lead hands‑on development of scalable .NET microservices, integrating cutting‑edge AI/ML models to drive real‑time analytics, product recommendations, and retail operations.
Responsibilities
Architect, design, and develop high‑performance NoSQL‑based systems supporting supply‑chain analytics, product recommendation engines, and real‑time retail operations.
Lead the hands‑on development of scalable .NET 8 / Core microservices with advanced API design, leveraging Blazor, Minimal APIs, and Dapr for distributed microservice orchestration.
Integrate Azure AI/ML services for fashion/retail use cases, including cognitive services for visual search, product matching, language sentiment analysis, and form recognition.
Build and optimise MongoDB Atlas / Enterprise and Azure CosmosDB solutions, including aggregation pipelines, denormalised schema design, change streams, Atlas Search, and Vector Search.
Develop and deploy AI/ML models using ML.NET for demand forecasting, inventory optimisation, 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.
Utilise cloud‑native technologies including AKS, 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.
Equal Opportunity Statement
HCL is an equal opportunity employer. xhfqzwm 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.
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