Mid-Level Software Developer, Brazil

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.
At CI&T, we are seeking a highly skilled and motivated Mid-Level Software Developer to join our team in Brasil. You will contribute to an innovative project in a collaborative, innovative, transforming, and multicultural environment.
Position Overview
As a Mid-Level Software Developer, you will support and evolve a strategic webhook-based integration solution. This role combines hands-on software development with Agentic SDLC practices, leveraging AI-powered capabilities to enhance codebase understanding, implementation, testing, troubleshooting, documentation, and continuous improvement.
Key Responsibilities
Software Engineering
Understand and contribute to the existing webhook codebase, architecture, integrations, and development practices
Implement new functionality, enhancements, and technical improvements
Address prioritized items from the project's engineering punch-out list, including defects, technical debt, and lower-complexity enhancements
Troubleshoot application and integration issues
Work with APIs, webhooks, authentication, authorization, permissions, and related integration components
Develop unit and integration tests and maintain code quality
Participate in code reviews and contribute to engineering standards and best practices
Agentic SDLC
Use AI agents and agentic development tools to accelerate codebase discovery and technical understanding
Leverage agents to analyze existing code, identify dependencies, trace application flows, and surface potential issues
Use AI-assisted development for implementation, refactoring, debugging, test generation, and documentation
Apply agentic workflows to investigate defects and accelerate root-cause analysis
Identify technical debt and opportunities for code-quality improvements across the codebase
Validate and critically review AI-generated code to ensure engineering quality, security, reliability, and maintainability
Collaboration
Work closely with the Product Owner to understand requirements and clarify priorities
Collaborate with QA to investigate defects and ensure effective validation of changes
Document technical decisions, implementation details, and relevant operational knowledge
Required Qualifications
Strong experience with modern software development practices and version control
Experience with REST APIs, webhooks, and system integrations
Strong understanding of HTTP, request/response patterns, authentication, and authorization
Experience working with and navigating an existing production codebase
Experience writing unit and/or integration tests
Strong troubleshooting and problem-solving skills
Ability to work independently in an Agile/iterative delivery environment
Demonstrated interest or experience in AI-assisted software development or Agentic SDLC practices
Preferred Qualifications
Experience with AI coding agents, agentic development tools, or AI-powered developer workflows
Experience with AWS services and cloud-native applications
Experience with serverless architectures, Lambda, API Gateway, or similar technologies
Experience with identity and access management
Experience with event-driven architectures
Experience with CI/CD and automated deployment
Experience with observability, logging, monitoring, and application diagnostics
What Success Looks Like
Quickly develops a strong understanding of the existing codebase using both traditional engineering practices and agentic capabilities
Independently delivers prioritized items from the engineering punch-out list
Uses AI agents responsibly to accelerate development without compromising quality or security
Improves test coverage and code quality as part of implementation
Helps establish scalable Agentic SDLC practices that improve engineering productivity over time
At CI&T, we believe in Collaboration, Innovation & Transformation, driven by AI to shape the future of technology. Join us to be a part of a dynamic team where your contributions will directly impact our solutions and help create a better tomorrow.
Apply now and transform your career with us!
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.

Work arrangement
Yes