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CI&T

Junior Java Developer

CI&T

. Enhance applications developed in .NET, contributing to robust and scalable solutions .

Posted 10/6/2026full-timeBrazilJuniorWebsite

Core Competencies

Role fit
Core Competencies

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Demonstrates expertise in .NET and .NET Core development, focusing on building robust APIs and services while ensuring high performance and scalability. Proficient in AWS services and agile methodologies, with a commitment to continuous improvement and collaboration across multidisciplinary teams.

Highest-signal resume keywords
Back-End Development with .NET and .NET CoreAWS Services (EC2, ECS, EKS, Fargate, S3, SQS, SNS, Lambda, API Gateway, CloudWatch)SQL Server ProficiencyAgile Methodologies (Scrum/Kanban)CI/CD Implementation

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
.NET.NET CoreC#ASP.NETSQL ServerNoSQL Databases (DynamoDB, MongoDB)Unit Testing (xUnit, NUnit)API DevelopmentMessaging Services (Amazon SQS, Kafka, RabbitMQ)AI in Software Development
Soft Skills
CollaborationKnowledge SharingContinuous Improvement
Tools & Technologies
GitGitHubCI/CD Tools
Industry Keywords
Financial ServicesSoftware Development Best PracticesUser Experience

Tech Stack

Tools & technologies
ASP.NETAWSDynamoDBEC2KafkaMongoDBNoSQLRabbitMQSQL.NET

About the role

Key responsibilities & impact
  • Enhance applications developed in .NET, contributing to robust and scalable solutions
  • Contribute to the architecture design and development of .NET systems, ensuring high performance and scalability
  • Pursue continuous improvement in engineering processes and practices, sharing knowledge and supporting more junior developers
  • Focus on the impact of solutions and the user experience
  • Collaborate with multidisciplinary product, QA, front-end, and UX teams
  • Maintain and improve existing systems by identifying opportunities for optimization, refactoring, and innovation
  • Contribute to development best practices, including testing, observability, and coding standards
  • Work on a project in the financial services sector

Requirements

What you’ll need
  • Strong experience in back-end development with .NET and .NET Core (C# and ASP.NET), building APIs and services
  • Solid knowledge of the .NET ecosystem (framework, versions, and evolution), with experience developing robust and scalable applications
  • Experience with AWS using one or more of the following services: EC2, ECS, EKS, Fargate, S3, SQS, SNS, Lambda, API Gateway, and CloudWatch
  • Experience using messaging services such as Amazon SQS, Kafka, or RabbitMQ
  • Proficiency in SQL Server, including database modeling, query optimization, and data maintenance
  • Knowledge of NoSQL databases such as DynamoDB or MongoDB
  • Experience working with agile teams and Scrum/Kanban methodologies
  • Familiarity with version control tools such as Git and GitHub
  • Experience with CI/CD, including build, testing, and automated deployment pipelines
  • Experience writing unit tests in C# using xUnit or NUnit
  • Experience using AI as an accelerator in software development, including AI chats, AI agents, VS Code Copilot, or GitHub Copilot
  • Affirmative action position for women
  • Candidates residing in the Campinas Metropolitan Region are required to work from the company’s offices in the city, in accordance with the current attendance policy

Benefits

Comp & perks
  • Health and dental insurance
  • Food and meal allowances
  • Childcare assistance
  • Extended parental leave
  • Partnerships with gyms and health and wellness professionals through Wellhub (Gympass) and TotalPass
  • Profit-Sharing and Results (PLR) program
  • Life insurance
  • Continuous learning platform (CI&T University)
  • Discount club
  • Free online platform dedicated to promoting physical health, mental health, and well-being
  • Pregnancy and responsible parenting course
  • Partnerships with online course platforms
  • Language learning platform
  • Support and accommodations for people with disabilities throughout the recruitment process
  • Dedicated Health and Well-being team
  • Inclusion specialists and affinity groups