Senior Software Engineer .NET

About the role

We are building a world‑class team to evolve a high‑performance, event‑driven ecosystem. As a Senior Software Engineer you will lead the migration to .NET 8 and integrate generative AI models into our core product, ensuring robustness and scalability.

Key responsibilities

• Design and implement high‑scale microservices on .NET 8 with clean architecture.
• Build and refine asynchronous workflows using AWS SNS/SQS, maintaining data consistency.
• Lead the technical integration of LLMs, bridging .NET back‑ends with Python‑based AI logic.
• Collaborate on high‑throughput data pipelines with AWS Data Firehose and Data Streams.
• Maintain code quality with xUnit and WireMock, ensuring regression‑free releases.
• Work with SREs to deploy via GitHub Actions and manage infrastructure with Terraform.

Required profile

• Deep expertise in C# and .NET Core/.NET 8, including framework internals.
• Hands‑on experience with AWS services (SNS, SQS, S3, ECS).
• Strong understanding of event‑driven architecture, Pub/Sub patterns, and idempotency.
• Proven performance optimization using Redis or Valkey.
• Interest or experience with LLMs, RAG systems, and OpenAI/Anthropic APIs.
• Test‑first mindset with solid unit and integration testing practices.
• Familiarity with Docker, GitHub Actions, and Terraform.

Required skills

• .NET 8
• C#
• AWS SNS
• AWS SQS
• AWS S3
• AWS ECS
• Event‑driven architecture
• Redis / Valkey
• Python
• LLMs (OpenAI, Anthropic)
• xUnit
• WireMock
• GitHub Actions
• Terraform
• Docker
• GitHub Copilot
• ChatGPT

What we offer

• Permanent contract
• Unlimited PTO
• Flexible working hours
• Training budget and conference attendance
• Choice of laptop and peripherals
• Hotspot with unlimited usage for work or leisure