Senior Java Backend Developer – Architecture and Microservices

Grupo Panvel

. Design, develop, and evolve Java/Spring Boot microservices using hexagonal architecture and a multi-module project structure, with a focus on resilience, scalability, and observability .

Posted 10/27/2026full-timeEldorado do Sul • BrazilSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in designing and developing Java/Spring Boot microservices with a focus on resilience and scalability, while ensuring code quality through automated testing and observability practices. Proficient in modernizing legacy systems and implementing event-driven architectures using Kafka.

Highest-signal resume keywords

Java DevelopmentSpring Boot FrameworkKafka Event-Driven ArchitectureCI/CD PipelinesAutomated Testing

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

JavaSpring BootSpring DataSpring SecurityOraclePL/SQLKafkaDockerKubernetesAutomated Testing

Soft Skills

Strong Communication SkillsCollaboration

Tools & Technologies

GitLab CIJaCoCoPITestPMDSonarQubeOWASPDatadogElasticAPI GatewayKeycloak

Industry Keywords

RetailE-CommerceLogisticsHexagonal ArchitectureSOLID Principles

Tech Stack

Tools & technologies

AngularDockerGradleJavaKafkaKubernetesMavenMongoDBOracleReactRedisSpringSpring BootSpringBootSQL

About the role

Key responsibilities & impact

Design, develop, and evolve Java/Spring Boot microservices using hexagonal architecture and a multi-module project structure, with a focus on resilience, scalability, and observability
Participate in the modernization of legacy Oracle/PL/SQL systems by supporting the extraction of business rules and defining service boundaries for the new architecture
Develop event-driven integrations using Kafka and expose REST APIs through an API Gateway, ensuring stable, versioned contracts
Ensure code quality through automated testing, static analysis, and quality gates using JaCoCo, PITest, PMD, SonarQube, and OWASP
Instrument services with structured logging, metrics, and distributed tracing using Datadog and Elastic
Participate in defining SLOs, alerts, and observability best practices
Work across the entire application delivery lifecycle, from CI/CD pipelines through deployment to Kubernetes environments
Use AI-assisted development tools, such as Claude Code, Codex, or similar solutions, responsibly and productively
Conduct code reviews, support the technical development of less experienced professionals, and contribute to standardizing best practices across squads

Requirements

What you’ll need

Bachelor's degree in Computer Science, Information Systems, or a related field, or equivalent professional experience
At least 3 years of experience with Java and the Spring ecosystem, including Spring Boot, Spring Data, and Spring Security
Solid experience with relational databases, especially Oracle and PL/SQL
Experience with messaging and event-driven architectures using Kafka
Knowledge of containers and orchestration using Docker and Kubernetes
Experience with CI/CD pipelines, preferably GitLab CI
Knowledge of resilience patterns for distributed systems, such as circuit breakers, retries, exponential backoff, rate limiting, idempotency, and timeouts
Experience with automated testing, including unit, integration, and contract testing
Familiarity with TDD
Knowledge of hexagonal architecture, multi-module structures using Gradle or Maven, and practical application of SOLID principles
Familiarity with observability, including structured logs, metrics, and tracing
Experience with authentication and authorization for APIs using OAuth2/OIDC
Strong communication skills for collaboration with Engineering, Product, and business teams
Ability to understand functional and non-functional requirements and translate them into technical solutions
Availability to work in a hybrid model
Technical English for reading documentation (a plus)
Knowledge of non-relational databases, such as MongoDB and Redis (a plus)
Experience with Keycloak (a plus)
Ability to contribute to frontend development when necessary, using Angular or React (a plus)
Experience in retail, e-commerce, or logistics (a plus)
Experience with API Gateways, especially Kong (a plus)
Knowledge of CDN and edge solutions, such as Akamai (a plus)
Experience with code assistants and AI tools in the development workflow, such as Claude Code, Codex, or Copilot (a plus)
Experience with JDK version migrations and legacy system modernization (a plus)
Experience participating in technical standardization initiatives and defining best practices across different teams (a plus)

Benefits

Comp & perks

On-site cafeteria
TotalPass (through the cooperative)
Health and dental insurance (through the cooperative)
Company shuttle transportation
Exclusive discounts at Panvel