We are **tech transformation** specialists, uniting human expertise with AI to create scalable tech solutions. With over 7,400 CI\&Ters around the world, we’ve built partnerships with more than 1,000 clients during our 30 years of history. Artificial Intelligence is our reality. At CI\&T, we are tech transformation specialists, uniting human expertise with AI to create scalable tech solutions. With over 7\.400 CI\&Ters around the world, we’ve built partnerships with more than 1,000 clients during our 30 years of history. Artificial Intelligence is our reality. Objective: Transform business requirements into robust, maintainable backend services, aligned with architecture standards and Agile delivery processes. Key Responsibilities:* Develop clean, well‑documented microservices and APIs using Java 21 and Spring Boot, documenting interfaces with OpenAPI/Swagger * Follow design patterns, architecture guidelines, and best practices, leveraging Domain‑Driven Design (bounded contexts, aggregates) and event‑storming * Write unit and integration tests; troubleshoot and resolve issues proactively * Conduct and participate in code reviews to ensure consistency, readability, and knowledge sharing * Collaborate with cross‑functional teams on shared repositories and integration points * Contribute to CI/CD pipelines using Docker, Helm, Tekton/Jenkins, and ArgoCD to automate builds and deployments * Integrate messaging flows with RabbitMQ, Kafka, and Google Pub/Sub * Instrument services for observability (metrics, tracing, health checks) and drive production readiness * Ensure security and performance: Apply OAuth2/JWT, OWASP Top 10 mitigations, data encryption, and compliance; profile and optimize service performance (JFR, async I/O), caching strategies, and capacity planning * Work with relational and distributed datastore (PostgreSQL, Redis, BigTable, Spanner) * Participate in estimates, documentation, and potentially on\-call rotations. Required Skills and Qualifications:* Experience with Java 21 and Spring Boot in production environments. * Solid understanding of messaging patterns using RabbitMQ, Kafka, or Pub/Sub. * Proficient in SQL databases (PostgreSQL) and distributed caching (Redis). * Familiarity with GCP\-native services (e.g., GKE, CloudSQL, BigQuery, Spanner). * Experience with containerisation and DevOps tooling (Docker, Jenkins, ArgoCD, Helm). Soft Skills:* Proactive ownership of tasks and continuous improvement mindset. * Strong communication across technical and non\-technical audiences. * Comfortable with context switching and balancing priorities. * Collaborative, inclusive team player who values shared success. * Ability to remain adaptable under ambiguity and shifting requirements. Nice\-to\-have Skills:* Hands\-on experience with Tekton pipelines and GitOps workflows. * Knowledge of observability tooling and on\-call best practices. * Exposure to Nginx, Apigee, and modern service ingress patterns. * Background in prototyping or integrating AI\-driven automation. Our benefits:* 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 * And many more! More details about our benefits here: https://ciandt.com/uk/en\-gb/careers At CI\&T, inclusion starts at the first contact. If you are a person with a disability, it is important to present your assessment during the selection process. This way, we can ensure the support and accommodations that you deserve. If you do not yet have the assessment, don't worry: we can support you in obtaining it. We have a dedicated Health and Well\-being team, inclusion specialists, and affinity groups who will be with you at every stage. Count on us to make this journey side by side. **Our benefits include:*** Premium Healthcare * Meal voucher * Maternity and Parental leaves * Mobile services subsidy * Sick pay\-Life insurance * CI\&T University * Colombian Holidays * Paid Vacations And many others. Collaboration is our superpower, diversity unites us, and excellence is our standard. We value diverse identities and life experiences, fostering a diverse, inclusive, and safe work environment. We encourage applications from diverse and underrepresented groups to our job positions.