Senior Software Developer – Java/AWS

CI&T

full-time

Posted on: 10/21/2025

Location Type: Remote

Location: Remote • 🇧🇷 Brazil

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Senior

AWSDynamoDBJavaJenkinsKafkaMySQLPostgres

About the role

Understand technical requirements, actively participating in inceptions and technical refinements;
Provide insights into the development and evolution of a scalable, high-performance solution;
Perform integrations between systems, retrieving, transforming, and sending data;
Write and structure automated tests (TDD) to ensure the quality of deliverables;
Conduct code reviews;
Support the team with technical questions and contribute to people development;
Develop and maintain backend applications using Java, ensuring high quality and scalability of systems;
Implement robust and secure solutions on AWS, following development and architecture best practices;
Collaborate with cross-functional teams to define requirements, prototype, and deliver new features;
Analyze and optimize system performance, ensuring the efficiency and reliability of solutions;
Automate CI/CD processes, integrating version control and continuous deployment tools in AWS environments;
Ensure system integrity by creating unit, functional, and integration tests;
Participate in code reviews and contribute to continuous improvement of development processes;
Troubleshoot and resolve issues and incidents related to production applications, proposing improvements to increase system resilience.

Experience in backend development using Java 17+.
Knowledge of AWS, with experience using services such as EKS, S3, RDS, Lambda, among others.
Experience with relational and non-relational databases (e.g., MySQL, PostgreSQL, DynamoDB).
Familiarity with microservices architecture and API-driven development (RESTful).
Knowledge of version control tools such as Git.
Asynchronous communication with messaging systems (AWS SQS, AWS SNS, Kafka).
Experience with CI/CD pipelines using tools like Jenkins, GitLab CI, or AWS CodePipeline.
Ability to work with agile methodologies (Scrum, Kanban).
Good communication and teamwork skills, with a proactive attitude to problem solving.

Benefits

Health and dental insurance;
Meal and food allowance;
Childcare assistance;
Extended parental leave;
Partnerships with gyms and health & wellness professionals via Wellhub (Gympass) / TotalPass;
Profit Sharing (PLR);
Life insurance;
Continuous learning platform (CI&T University);
Discount club;
Free online platform dedicated to promoting physical and mental health and wellbeing;
Prenatal and responsible parenting course;
Partnerships with online course platforms;
Language-learning platform;
And many more

Tip: use these terms in your resume and cover letter to boost ATS matches.

Java 17+AWSEKSS3RDSLambdaMySQLPostgreSQLDynamoDBCI/CD

communicationteamworkproblem solvingproactive attitude