CI&T
CI&T
CI&T este o companie globală de transformare tehnologică, fondată în 1995, care ajută organizațiile să își modernizeze modul în care dezvoltă, operează și oferă produse și servicii digitale. Activitatea sa include modernizarea aplicațiilor, soluții cloud, inteligență artificială și analiză de date, experiența clienților, design de produs, consultanță strategică și experiențe imersive. Cu experiență în domenii precum consultanța, sănătatea și marketingul, CI&T reunește competențe tehnologice și de business pentru a sprijini organizațiile care urmăresc creșterea și operațiuni mai eficiente.

Senior .NET Developer - Azure Cosmos DB APIs

Senior .NET engineer building APIs, worker services, and Azure Cosmos DB integrations. Join CI&T, a technology transformation company delivering AI-enabled enterprise solutions.

Descriere

  • Review existing C#/.NET applications and workflows
  • Build and improve .NET Worker Services
  • Develop APIs with ASP.NET Core
  • Implement data integration and persistence with Azure Cosmos DB
  • Work with SQL Server data
  • Define JSON serialization and data contracts
  • Build and enhance REST and OpenAPI APIs
  • Add API versioning, filtering, sorting, and pagination
  • Implement OAuth2/OIDC authentication and authorization
  • Design idempotency, retry and backoff, failure-handling, and reprocessing mechanisms
  • Develop concurrent and distributed processing capabilities
  • Implement logging, metrics, and telemetry
  • Write unit, integration, and contract tests
  • Help validate data consistency between SQL Server and Cosmos DB
  • Maintain applications deployed on Kubernetes and AKS
  • Move between solution components based on delivery phases and backlog priorities
  • Collaborate across an engineering pool on multiple solution components

Cerințe

  • Strong professional experience with C# and .NET
  • Practical experience developing with ASP.NET Core
  • Experience with .NET Worker Services or comparable backend processing
  • Background in REST API development and integration
  • Working knowledge of OpenAPI, Swagger, and JSON
  • Experience using SQL Server
  • Familiarity with Kubernetes and/or AKS
  • Experience writing unit and integration tests
  • Understanding of API authentication and authorization
  • Ability to troubleshoot and analyze established applications
  • Knowledge of resilience patterns such as retries, backoff, and failure handling
  • Strong background in backend engineering, systems integration, and Microsoft Azure
  • Preferred: practical experience with Azure Cosmos DB and its SDK
  • Preferred: experience working with Microsoft Azure
  • Preferred: familiarity with Azure API Management
  • Preferred: experience with OAuth2/OIDC and Entra ID
  • Preferred: understanding of idempotency and at-least-once processing
  • Preferred: experience supporting high-volume applications
  • Preferred: knowledge of observability practices, distributed logging, metrics, and tracing
  • Preferred: experience with event-driven architecture, CQRS, or read models
  • Ability to work independently with technical ownership
  • Analytical ability to understand existing systems
  • Flexibility to contribute across different solution components
  • Strong collaboration skills with Architecture, SRE, QA, and partner teams
  • Clear communication about risks, blockers, and dependencies
  • Consistent focus on data quality and consistency
  • Willingness to share technical knowledge

Beneficii

  • Health and dental coverage
  • Meal and food allowances
  • Childcare support
  • Extended parental leave
  • Gym and wellness partnerships through Wellhub (Gympass) and TotalPass
  • Profit-sharing and results program (PLR)
  • Life insurance
  • Ongoing learning through CI&T University
  • Discount club membership
  • Free online resources supporting physical and mental health
  • Pregnancy and responsible parenting course
  • Partnerships with online education platforms
  • Language-learning platform
  • Workplace support and accommodations for people with disabilities
  • Assistance with obtaining disability documentation
  • Dedicated health and wellness team
  • Inclusion specialists and employee affinity groups

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