Backend .NET Developer

Il y a 24 heures

Paris, Île-de-France Ampstek Temps plein

Hi,

Hope you are doing great

We have the below urgent position with my client. Please reply if you are interested.



Tous les candidats potentiels sont encouragés à parcourir et à lire la description complète du poste avant de postuler.

Title: Backend .NET Developer

Location: France-Paris (Hybrid)

Employment Contract.


Job Description: The candidate profile must be very strong and should have solid knowledge and hands-on experience with the Payment Processing Workflow. This is a mandatory requirement for us to proceed with evaluation.

  • Participating in team rituals and collective craftsmanship
  • (Daily Scrum Meetings, Poker Planning, Sprint Planning, Demos, etc.)
  • Designing and developing various payment modules, including:
  • payment method eligibility
  • connectivity with multiple payment partners
  • monetary transaction management
  • Designing, developing, and maintaining robust payment APIs
  • Contributing to card (CB), wallet, and PSP flows:
  • authorization
  • capture
  • refund
  • 3‑D Secure (3DS)
  • Improving the resilience, performance, and quality of the payment information system
  • Implementing unit tests
  • Documenting the developed APIs

Leveraging craftsmanship expertise and AI usage to improve time‑to‑market

Mandatory skills* xuezdbg

• C# .NET 10 & Web API

• MS SQL

Desired skills*

• C# .NET 10 & Web API

• MS SQL

• Microsoft Dependency Injection

• Dapper

• xUnit

• Moq

• Postman

• Strong understanding of payment flows:

o CIT / MIT

o 3DS

o retries

o idempotence

• Messaging systems (Kafka or equivalent)

• CI/CD, GitLab

• Cloud (Azure), especially Azure Container Apps (ACA)

• Observability tools (Datadog)