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 microservices 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 solution specification, 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 mentoring 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 developing microservices and messaging systems * Experience with systemic evolution and legacy modernization—especially runtime upgrades, dependency updates, and framework migrations * Experience with Java 17 and solid familiarity with 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. Not required 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 responsibility: investigates, tests hypotheses, and proposes actionable 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, then executes without passive sabotage * Constructive attitude toward constraints, legacy systems, and imperfect contexts * Strong prioritization skills and ownership mindset to drive initiatives 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 an evolving, maturing Squad **Artificial Intelligence Usage** * Knows how to use skills, steering, and planning techniques * Understands LLM capabilities and limitations within the development lifecycle * Knows possible AI integration points * Understands the difference between vibe coding and spec-driven development * Recognizes AI as an accelerator and force multiplier **Additional Information** **Here, we are \#OrangeBlood!** 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 practicing a culture of knowledge sharing, community spirit, and the transformative power of knowledge!** We run initiatives and social actions that foster development—including the Orange Juice tech community, the Formation Program, our leadership school, and numerous partnerships with NGOs and Edtechs. **At FCamara, everyone is welcome. For us, Diversity, Respect, and Ethics are non-negotiable elements embedded in our DNA.** **So, are you ready to join an incredible team and become the protagonist of your own story?**