[Job-31927] SR FullStack Developer - [C# / NodeJS + React]

Company: ciandt
Location: Brazil
Type: remote
Posted: Sep 25, 2026
Views: 0

At CI&T, we help large enterprises transform the potential of AI into real business impact with AI Deployment, AI-native execution, and tech-integrated business solutions.

With 30 years of experience in technological transformation, we accelerate innovation with expertise in Agentic SDLC, Application modernization, Data & AI, Martech and Business strategy.

We are 8,000 CI&Ters across more than 25 countries, collaborating to build solutions with real impact. AI is already part of how we work, evolve, and innovate every day.

Experience and Qualifications:

• Bachelor's degree in Computer Science, Software Engineering, or related field.
• 8+ years' experience in full-stack development, strong proficiency in HTML, CSS, JavaScript
and server-side languages (C# and Node.js are required).
• 8+ years’ experience with modern front-end frameworks (React is required).
• 4+ years' experience in AWS RDS services (Aurora/PostgreSQL) and/or NoSQL databases.
• 4+ years' experience with AWS and Cloud deployment.
• 2+ years' experience designing and implementing CI/CD pipelines (Circle CI and AWS CDK).
• Familiarity with version control systems and their platforms (Git and GitHub are required).
• Good understanding of designing RESTful APIs.
• Good understanding of micro-service and event-driven architectures.
• Best practices and web accessibility standards (WCAG).
• Understanding of implementing infrastructure as code (IaC) using Terraform and/or CloudFormation.
-> English Proficiency: Comfortable communicating in English for daily collaboration and project discussions (the primary working language).

Must Have:

• Strong algorithm design, logical and reasoning skills.
• Ability to deliver POCs, MVPs, Experiments, technology evaluations following design-thinking practices.
• Ability to orchestrate efforts needed to prioritize business initiatives across complex change agendas.
• Excellent communication, and work in a team environment to collaborate with other Developers, Architects, Product Managers, Business Analysts and Infrastructure teams.
• Problem solving skills.

Nice to Have:

  • Product Mindset: Ability to challenge solutions, discuss impact, and contribute strategic ideas rather than just executing tasks.
  • Autonomy & Technical Ownership: Capable of working independently, with a solid foundation in software architecture design.
  • Quality First: Strong focus on code quality and testing. Since there is no dedicated QA on the team, quality is owned end-to-end by the engineers.
    • 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 well-being
    -Pregnancy and responsible parenting course
    -Partnerships with online learning platforms
    -Language learning platform
    And many more!
    More details about our benefits here: https://ciandt.com/br/pt-br/carreiras
    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. See which data needs to be included in the report by clicking here.This way, we can ensure the support and accommodations that you deserve. If you do not yet have the assessment, don't worry: we can support you in obtaining it.
    We have a dedicated Health and Well-being team, inclusion specialists, and affinity groups who will be with you at every stage. Count on us to make this journey side by side.
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    About the Company

    Name: ciandt

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