We are specialists in **technological transformation**, combining human expertise with AI to build scalable tech solutions. With over 8,000 CI&Ters worldwide, we have partnered with more than 1,000 clients over our 30-year history. Artificial Intelligence is our reality. **Important**: If you reside in the Campinas Metropolitan Region, your physical presence at our offices in the city is mandatory, in accordance with our current attendance policy. We are seeking talent across Brazil for the position of **Junior Full Stack Developer (React + Java)** on a strategic project for an **educational-sector client**. **Your mission** Understand technical requirements by actively participating in inceptions and technical refinements; Develop and maintain responsive, accessible frontend applications focused on optimal user experience; Contribute technical insights to develop and evolve scalable, high-performance solutions; Integrate systems by retrieving, transforming, and sending information; Modernize and restructure legacy systems, converting them into modern, scalable solutions; Implement automated tests (TDD) to ensure delivery quality; Conduct code reviews and support the team’s technical development and individual growth. **Required knowledge** Frontend: React, TypeScript, HTML, and CSS; Backend: Java 11+, Spring Framework (full ecosystem); Database: Oracle; Cloud: GCP; Architecture: microservices design patterns; Messaging: RabbitMQ, Kafka, or similar; Unit testing, Docker, and Kubernetes. **Technical and behavioral differentiators** Experience with Java + Spring Boot and microservices; Use of AI to accelerate deliveries; Proficiency in relational and non-relational databases; Experience with test pyramid strategy; Strong communication and collaboration within the team; Attention to code quality, best practices, and continuous improvement. **You’ll stand out if you have:** Experience with payment integrations (bank slips); Knowledge of observability and messaging (Kafka, Pub/Sub, Cloud Tasks); Experience with the Dora framework; Flexibility to learn new programming languages; Knowledge of agile best practices and culture. **Hybrid work: 1–2 days per week in the following cities:** São Paulo Itu Salto Caraguatatuba Brasília João Pessoa Porto Alegre Franca Londrina Santo Antônio dos Pinhais Curitiba **Our benefits:** * Health and dental insurance; * Meal and food allowances; * Childcare assistance; * Extended parental leave; * Partnerships with gyms and health & wellness professionals via Wellhub (Gympass, TotalPass); * Profit and Results Sharing Program (PLR); * Life insurance; * Continuous learning platform (CI&T University); * Discount club; * Free online platform dedicated to promoting 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/en-us/careers At CI&T, inclusion begins at first contact. If you are a person with a disability, it is essential to **submit your medical report during the selection process.** *Check which data must be included in the report* *by clicking here.* This ensures we can provide the appropriate support and accommodations you deserve. **If you don’t yet have a qualifying medical report, don’t worry—we can support you in obtaining one.** We have a dedicated Health & Wellness team, inclusion specialists, and affinity groups ready to support you at every stage. Count on us to walk this journey alongside you.