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Senior Java and React Developer

CI&TBrazil
On-site Full-time

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Experience Level

Senior

Qualifications

Solid experience in Java development. Experience in front-end development using React. Experience with relational and non-relational databases such as SQL Server and MongoDB. Knowledge of RESTful APIs and system integration. Experience with DevOps practices and CI/CD tools. Familiarity with agile methodologies such as Scrum and Kanban. Ability to identify problems and proactively propose improvements.

About the job

CI&T combines human expertise with artificial intelligence to deliver scalable technology solutions. With a global team of over 8,000 professionals and more than three decades of experience, CI&T has completed AI projects for clients across various industries.

Location note: Candidates living in the Metropolitan Region of Campinas must comply with the current office attendance policy.

Role overview

This Senior Java and React Developer role supports a project in the insurance sector. The position involves full-stack development, focusing on building and enhancing business-critical applications. The aim is to deliver modern, scalable, and integrated solutions that emphasize quality, performance, and user experience.

Collaboration is central to this role. Work closely with multidisciplinary teams, engage with clients, and contribute to ongoing improvements in processes and technical solutions.

What you will do

  • Develop and maintain applications using Java and React
  • Implement microservices with a focus on scalability, performance, and security
  • Integrate systems with cloud services to support efficiency and reliability
  • Collaborate with teams to define and deliver new features
  • Participate in code reviews and maintain software quality standards
  • Troubleshoot and resolve issues related to performance and scalability
  • Support legacy system architectures as needed
  • Develop event-driven solutions using tools such as Kafka
  • Document processes, technical solutions, and architectural decisions
  • Identify and implement continuous improvements with team members and clients

Requirements

  • Strong experience developing with Java
  • Front-end development experience with React
  • Experience working with both relational and non-relational databases (such as SQL Server and MongoDB)
  • Knowledge of RESTful APIs and system integration
  • Familiarity with DevOps practices and CI/CD tools
  • Understanding of agile methodologies, including Scrum and Kanban
  • Ability to identify problems and proactively suggest improvements

Preferred qualifications

  • Experience using Generative AI to enhance productivity
  • Background with cloud platforms such as AWS, Azure, or Google Cloud
  • Experience with orchestration tools

About CI&T

At CI&T, we are innovators in technological transformation, integrating human expertise with cutting-edge AI to deliver scalable solutions for a diverse range of industries. Our extensive global presence and deep-rooted partnerships enable us to leverage AI effectively, driving success for our clients.

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