Offer summary

Qualifications:

Proven experience in cloud-native application development., Expertise in C#/.NET, TypeScript, and RESTful APIs., Strong AWS skills including services like Lambda, Step Functions, and DynamoDB., Experience with microservices, event-driven architecture, and DevSecOps practices..

Key responsibilities:

Design and develop scalable cloud-native applications on AWS.

Architect and implement event-driven distributed systems.

Collaborate with cross-functional teams to define requirements and deliver high-quality software.

Lead technical decisions ensuring operational excellence, security, and cost optimization.

We are tech transformation specialists, uniting human expertise with AI to create scalable tech solutions.
With over 7.400 CI&Ters around the world, we’ve built partnerships with more than 1,000 clients during our 30 years of history. Artificial Intelligence is our reality.

At CI&T, we are seeking a highly skilled and motivated Senior Fullstack Developer to join our team in Bra<il. You will contribute to an innovative project in a collaborative, innovating, transforming and multicultural environment.

Position Overview:
As a Senior Fullstack Developer, you will lead the design and implementation of scalable cloudnative applications using C#.NET and AWS services. Youll architect eventdriven systems, collaborate with crossfunctional teams, and deliver highimpact solutions that follow 12Factor App principles and modern software development practices.

Key Responsibilities
Design and develop cloudnative applications following 12Factor principles to ensure portability, scalability, and continuous deployment
Architect and implement distributed systems leveraging C#.NET backend technologies and Angular frontend frameworks on AWS infrastructure
Create eventdriven architectures using AWS EventBridge, Step Functions, Lambda, SNS, and SQS to build resilient, decoupled systems
Lead technical decisions aligned with AWS WellArchitected Framework pillars, ensuring operational excellence, security, reliability, and cost optimization
Implement comprehensive observability strategies using OpenTelemetry, CloudWatch, and XRay for proactive monitoring and continuous improvement
Collaborate with Product Managers, UX Designers, and stakeholders to define requirements and ensure timely, highquality software delivery

Required skills and qualifications
Several software development experience with proven expertise in cloudnative application development
Experience implementing 12Factor App methodology in production environments
Advanced proficiency in C#.NET, TypeScript, and RESTful API development
AWS expertise including EventBridge, Step Functions, Lambda, ECSEKS, DynamoDB, and RDS Aurora
Proficiency with Angular (v10+), TypeScript, HTML5, and CSS3
Experience with microservices and eventdriven architecture in production environments
Strong DevSecOps background including container security practices
Proficiency with both SQL and NoSQL database technologies
Excellent crossfunctional communication and collaboration skills

Nicetohave Skills
Multicloud experience with Azure and Google Cloud
Advanced architectural patterns including DomainDriven Design (DDD), CQRS, and Event Sourcing
Container orchestration expertise with KubernetesEKS, Docker, and cloudnative deployment strategies
At CI&T, we believe in the power of Collaboration, Innovation & Transformation to create impactful digital solutions. Join our team where youll leverage cuttingedge technologies including AI to solve complex business challenges. We foster a culture where your technical expertise will thrive in a supportive environment that values continuous learning and professional growth. Be part of a global team pushing the boundaries of whats possible in technology!
#LIMJ1
#CloudDevelopment #FullstackDeveloper #AWSJobs #DotNETDeveloper #TechCareers

Our benefits:
Health and dental insurance
Meal and food allowance
Childcare assistance
Extended paternity leave
Partnership with gyms and health and wellness professionals via Wellhub (Gympass) TotalPass;
Profit Sharing and Results Participation (PLR);
Life insurance
Continuous learning platform (CI&T University);
Discount club
Free online platform dedicated to physical, mental, and overall wellbeing
Pregnancy and responsible parenting course
Partnerships with online learning platforms
Language learning platform
And many more!

More details about our benefits here: https:ciandt.combrptbrcarreiras

At CI&T, inclusion starts at the first contact. If you are a person with a disability, it is important to present your assessment during the selection process. This way, we can ensure the support and accommodations that you deserve. If you do not yet have the assessment, dont worry: we can support you in obtaining it.

We have a dedicated Health and Wellbeing team, inclusion specialists, and affinity groups who will be with you at every stage. Count on us to make this journey side by side.