Senior Full Stack Developer

CI&T

. Join CI&T’s engineering team as a Senior Full Stack + iOS Developer .

Posted 11/11/2026full-timeRemote • BrazilSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in Full Stack Development with a strong focus on Java, Spring Boot, and iOS applications using Swift. Proficient in designing REST APIs, implementing automated testing strategies, and applying software architecture principles to deliver scalable and maintainable solutions.

Highest-signal resume keywords

Full Stack Software DevelopmentJava MicroservicesIOS Application DevelopmentREST API DesignAutomated Testing Strategies

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

JavaSpring BootReactNode.jsTypeScriptSwiftXcodeREST APIsMicroservices ArchitectureAutomated Testing

Soft Skills

Problem-SolvingAttention to Code QualityCollaboration

Tools & Technologies

DockerKubernetesGitGitHub ActionsSonarCloudJUnit 5MockitoCypressPlaywrightMariaDB

Industry Keywords

Hexagonal ArchitectureCQRSEvent-Driven ArchitecturesMicrofrontendsInternationalizationLocalizationData VisualizationCloud ServicesApplication MonitoringObservability

Tech Stack

Tools & technologies

AzureCloudCypressDockeriOSJavaJavaScriptJestJUnitKafkaKubernetesMariaDBMicroservicesMockitoNode.jsPostgresReactSpringSpring BootSpringBootSwiftTypeScript

About the role

Key responsibilities & impact

Join CI&T’s engineering team as a Senior Full Stack + iOS Developer
Develop and evolve modern web and mobile applications
Build scalable backend services, responsive user interfaces, and iOS mobile experiences
Contribute to architectural decisions and API design
Apply engineering best practices to deliver high-quality, secure, and maintainable solutions
Collaborate with cross-functional and distributed teams

Requirements

What you’ll need

Strong professional experience in full-stack software development
Solid proficiency in Java, Spring Boot, and Java microservices
Hands-on experience with React, Node.js, and TypeScript/JavaScript
Professional experience developing iOS applications using Swift and Xcode
Experience designing and developing REST APIs and backend integration patterns
Good understanding of software architecture principles, particularly Hexagonal Architecture and CQRS
Experience with React Microfrontends and modern frontend development practices
Knowledge of relational databases, particularly MariaDB and PostgreSQL, and experience with Spring Data JPA
Experience implementing automated testing strategies, including unit, integration, and E2E testing
Familiarity with JUnit 5, Mockito, AssertJ, Jest, React Testing Library, Cypress, Playwright, or Karate
Understanding of Docker and Kubernetes fundamentals
Experience with Git and collaborative development workflows, including Git Flow or Trunk-Based Development
Familiarity with CI/CD pipelines using GitHub Actions and code quality tools such as SonarCloud
Knowledge of application monitoring and observability practices
Strong problem-solving skills, attention to code quality, and ability to collaborate with distributed teams
Nice to have: event-driven architectures and Kafka
Nice to have: mutation testing tools such as PIT or StrykerJS
Nice to have: service virtualization tools such as TrafficParrot
Nice to have: Microsoft Azure cloud services
Nice to have: Azure Application Insights and other monitoring solutions
Nice to have: Sewing Design System
Nice to have: internationalization and localization across Spanish, English, and Portuguese
Nice to have: data visualization libraries and charting solutions
Nice to have: advanced distributed system patterns and microservices architecture

Benefits

Comp & perks

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
Health and well-being team, inclusion specialists, and affinity groups
Support and accommodations for people with disabilities during the selection process