We are tech transformation specialists, uniting human expertise with AI to create scalable tech solutions.

With over 8,000 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.

We are looking for a hands-on Tech Lead to translate high-level architecture direction into scalable, maintainable software designs. Guide the engineering team to deliver high-quality, observable, and testable code aligned with product and architectural goals. The role combines system design, engineering leadership, and operational ownership, working closely with product, platform, and engineering teams.

Required Skills & Experience - Strong Experience With:

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)
PostgreSQL (schema design, query optimization, JPA/Hibernate mappings)
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

**Required Skills & Experience - Familiarity With:

**
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)

Required Skills & Experience - Nice To Have:
Terraform
mTLS implementations
Pub/Sub messaging patterns
gRPC streaming
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)

#LI-THAI23

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/br/pt-br/carreiras

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. See which data needs to be included in the report by clicking here.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.

Tech Lead (Java + Angular)