Senior Software Engineer — Cloud, .NET & AI‑First

IRIS; United States; Remote; USD 130,000 - 170,000; Full time

Job summary

IRIS is seeking a Senior Software Engineer to take ownership of major areas from design through production. You will build scalable, cloud-native services using C#, .NET Core and modern frontend tech, while shaping architecture with data-driven decisions.

You will work with Product, QA, Design and DevOps to deliver high-quality software, mentor engineers, and promote AI-assisted engineering practices across Azure or AWS environments.

Qualifications

• 5 to 7 years of professional software development experience.
• Strong backend development experience using .NET Core, C#, ASP.NET Core Web APIs and REST.
• Experience with distributed systems.
• Strong SQL/NoSQL and data architecture knowledge.
• Frontend frameworks such as Angular, React, Vue.js or Blazor.
• Strong Azure or AWS experience in SaaS environments.
• Cloud tech like Azure Functions, Queues, Blob Storage, VMs; AWS equivalents.
• Docker and/or Kubernetes, including production-scale deployments.
• Infrastructure as Code: Terraform or similar tooling.
• CI/CD, deployment strategies and automation.
• Automated testing and TDD/BDD practices.
• Clean architecture, SOLID and DDD.
• Highly scalable, internet-facing software.
• Production troubleshooting and performance tuning.
• Observability with DataDog/Insights/CloudWatch.
• Application security and threat modelling.
• AI-assisted engineering.

Responsibilities

• Design and deliver complex, scalable systems and high-traffic APIs.
• Own large features end-to-end from design to production.
• Build modern apps using C#, .NET Core and web APIs.
• Influence architecture decisions balancing scale and maintainability.
• Develop cloud-native solutions on Azure or AWS.
• Champion automated testing, CI/CD and IaC practices.

Skills

5-7 years exp

Backend .NET Core

C#

REST APIs

Azure or AWS

Docker

Kubernetes

CI/CD

TDD/BDD

Observability

Tools

Terraform

DataDog

CloudWatch

AKS

Job description

IRIS is seeking a Senior Software Engineer to take ownership of major areas from design through production. You will build scalable, cloud-native services using C#, .NET Core and modern frontend tech, while shaping architecture with data-driven decisions.

You will work with Product, QA, Design and DevOps to deliver high-quality software, mentor engineers, and promote AI-assisted engineering practices across Azure or AWS environments.