Senior Java Backend Developer

Description

FCamara is seeking a **SENIOR JAVA BACKEND DEVELOPER** to work on microservices and messaging, developing, evolving, and maintaining Java backend solutions—ensuring scalability, resilience, performance, and efficient system integration through microservice and messaging architectures—at a market-leading Brazilian pharmacy company, a reference in Health and Well-being with over 3,000 stores across all Brazilian states. **Responsibilities and Duties** **RESPONSIBILITIES:** * Develop and maintain Java microservices, following best practices in software architecture and design * Implement and integrate messaging solutions (asynchronous and event-driven) * Design and consume REST APIs and domain events * Participate in technical specification of solutions, contributing to architectural decisions * Implement observability practices (logs, metrics, and tracing) * Identify and resolve performance, concurrency, and scalability issues * Collaborate closely with product, QA, and infrastructure teams * Provide technical support to less experienced developers * Ensure compliance with security standards, service versioning, and governance **Requirements and Qualifications** **Hard Skills** * Experience with Java: OOP, Collections, Concurrency, Error Handling, Debugging, Testing, and Refactoring * Proven experience in microservices and messaging development * Experience in systemic evolution and legacy modernization, especially runtime upgrades, dependency updates, and framework migrations * Experience with Java 17 and solid understanding of Java 21 * Experience with Spring Boot and building/maintaining APIs and services * Hands-on experience with AWS: deployment, observability, troubleshooting, IAM, messaging, and integrations * Practical knowledge of Kubernetes: deployment, configuration, logs, probes, environment variables, secrets, and basic operations. No need to operate Kubernetes directly, but must understand Pod/rollout management * Familiarity with GitOps/CI-CD and continuous delivery workflows with change control. Experience with SQL for incident investigation, rule validation, and production impact analysis * Experience with RESTful API design patterns * Experience with Hexagonal and Clean Architecture * Experience with Unit Testing **Soft Skills** * Autonomy with accountability: investigates, tests hypotheses, and proposes solutions—not just problems * Maturity in giving and receiving feedback, and in disagreeing without turning technical discussions into personal friction * Flexibility regarding tech stack and minimal attachment to specific languages or tools * Alignment after decisions are made: contributes actively during debates and executes fully afterward—without passive sabotage * Constructive attitude when facing constraints, legacy systems, and imperfect contexts * Strong prioritization ability and ownership mindset to drive topics to completion * Profile that proactively seeks information, demonstrates curiosity and autonomy to read code and understand context * Profile willing to identify opportunities, propose approaches, and contribute to a squad’s maturity evolution **Artificial Intelligence Usage** * Knows how to use skills, steering, and planning techniques * Understands the capabilities and limitations of LLMs in the development lifecycle * Knows possible AI integration points * Understands the difference between vibe coding and spec-driven development * Recognizes AI as an accelerator and enabler **Additional Information** **Here, we are \#SangueLaranja!** We have been in the market for 17 years, side by side with our clients, delivering transformative experiences. We are a global technology and innovation ecosystem; beyond Brazil, we operate in Europe and the UK, with offices in Portugal, London, Dubai, and the Netherlands. **F for Formation: We believe in sharing culture, community spirit, and that knowledge has the power to transform!** We run initiatives and social actions that foster development, such as the Orange Juice tech community, the Training Program, our leadership academy, and multiple partnerships with NGOs and Edtechs. **At FCamara, everyone is welcome. For us, Diversity, Respect, and Ethics are non-negotiable—and part of our DNA.** **So, are you ready to join an amazing team and become the protagonist of your own story?