CI&T - [Job - 29020] Tech Lead (Java + Angular), Colombia

• Advanced knowledge of Java 21 and modern JVM-based backend development • Spring Boot 3.x ecosystem, including Spring Web (REST APIs), Spring Security (OAuth2 Resource Server), Spring Data JPA / Hibernate, and Spring Cache (Redis) • Designing and operating RESTful APIs and event-driven architectures • Apache Kafka (producers, consumers, consumer groups, retry strategies, DLQ patterns) • Redis for caching and ephemeral data • Docker and Kubernetes (Deployments, Services, Ingress, ConfigMaps, Secrets, probes, rollout/rollback strategies) • Cloud-native environments on Google Cloud Platform (GCP), including GKE • CI/CD pipelines and GitOps workflows, including Tekton pipelines and ArgoCD • Observability practices, including structured logging, metrics, and monitoring • Automated testing using JUnit 5, Mockito, and Testcontainers • gRPC service communication • WebSockets for event streaming • OAuth2 / OIDC authentication flows and JWT validation • OPA (Open Policy Agent) for policy-based authorization • Identity broker integrations and token validation flows • Google Cloud services, including Cloud Logging, Cloud Monitoring, and GCS • Helm or Kustomize for Kubernetes manifest templating • MapStruct and Lombok in Spring-based applications • JVM performance tuning basics • Cloud networking fundamentals (VPC, subnets, load balancers) • mTLS implementations • Pub/Sub messaging patterns • Advanced Kafka patterns (schema evolution, idempotent producers) • Kubernetes networking concepts (CNI, Network Policies) • Sidecar security patterns (OPA / Identity Broker) • Contract testing • Performance testing tools (JMeter, Gatling)