Senior .NET Architect — Cloud-Native & AI-Ready Solutions

CI&T; United States; Remote; USD 130,000 - 190,000; Full time

Benefits offered by this job

Health and dental insurance

Meal and food allowance

Childcare assistance

Extended paternity leave

Wellbeing and fitness programs

Profit sharing

Job summary

CI&T is seeking a Software Architect - .NET to design and evolve a suite of .NET Core services and web apps, aligning frontend frameworks with backends and external services. You will drive scalability, security, and cloud-native modernization while collaborating with product teams to translate needs into practical, AI-aware solutions.

With 7+ years in software development and strong communication skills, you will manage complex client relationships, negotiate priorities, and lead CI/CD

Qualifications

• 7+ years in software development with .NET Core/C# and web architecture.
• Experience with distributed systems, authN/authZ (OAuth2/OIDC, JWT, Cognito), and SQL databases.
• Frontend framework experience (React/Angular/Vue) and AWS cloud.
• Strong Git/CI/CD and automated testing.
• Excellent English communication and collaboration with non-technical stakeholders.
• Ability to build trust with clients and negotiate priorities and scope.

Responsibilities

• Define and evolve architecture for a suite of .NET Core services and web apps.
• Align frontends with backends and external services (Mailgun, Strapi/Node, APIs).
• Ensure scalability, security, and reliability across distributed systems.
• Lead modernization (framework upgrades, cloud-native patterns, modularization) and CI/CD.
• Work with product stakeholders to translate needs into simple, maintainable solutions.
• Engage with demanding clients, manage expectations, and negotiate trade-offs.

Skills

.NET Core / C#

Web architecture

Distributed systems

OAuth2 / OIDC / JWT Cognito

AWS

React / Angular / Vue

Git / CI/CD

English communication

Client relationship management

Negotiation of priorities

Tools

Docker

AWS

Node.js

Strapi

PostgreSQL

MySQL

SQL Server

Job description

CI&T is seeking a Software Architect - .NET to design and evolve a suite of .NET Core services and web apps, aligning frontend frameworks with backends and external services. You will drive scalability, security, and cloud-native modernization while collaborating with product teams to translate needs into practical, AI-aware solutions.

With 7+ years in software development and strong communication skills, you will manage complex client relationships, negotiate priorities, and lead CI/CD