Senior Fullstack Developer, Java

Role Overview

• Develop and evolve backend applications using Java 21+ and Spring Boot;
• Contribute to the definition of distributed system architectures, ensuring scalability, resilience and performance;
• Design and implement REST APIs following best practices for security, versioning and observability;
• Work on modeling and evolution of relational databases and integrations with NoSQL solutions;
• Implement and maintain messaging-based solutions using RabbitMQ;
• Ensure delivery quality through automated tests, code reviews and software engineering best practices;
• Provide technical support to the team during refinements, solution design and architectural decision-making;
• Participate in the analysis and resolution of production incidents, driving continuous improvements to the platform;
• Contribute to the advancement of the organization's development, architecture and observability standards.

Requirements

• Strong experience with Object-Oriented Programming (OOP);
• Advanced experience with Java 21 or newer;
• Practical application of SOLID principles;
• Strong knowledge of Clean Code, refactoring and development best practices;
• Experience with Design Patterns (Gang of Four);
• Familiarity with Clean Architecture, Hexagonal Architecture and Domain-Driven Design (DDD) principles;
• Experience building high-availability APIs and microservices;
• Proficiency with Spring Boot;
• Experience with Spring Data, JPA and Hibernate;
• Knowledge of relational database modeling;
• Experience with NoSQL databases;
• Understanding of performance strategies, indexing and query optimization;
• Knowledge of distributed systems concepts;
• Understanding of consistency, availability and fault tolerance principles (CAP theorem);
• Experience with resilience patterns, idempotency and asynchronous processing;
• Experience with RabbitMQ, including queues, exchanges, bindings and retry strategies;
• Knowledge of distributed transactions and event-driven architecture;
• Experience with Git and versioning strategies;
• Experience with Docker and Docker Compose;
• Knowledge of Kubernetes;
• Experience with monitoring and observability using Grafana and Prometheus;
• Knowledge of application instrumentation using Micrometer;
• Experience in CI/CD environments;
• Experience with unit and integration testing;
• Knowledge and application of TDD;
• Experience with code review and software engineering practices;
• Ability to act as a technical reference for the team;
• Analytical mindset and problem-solving orientation;
• Good communication skills and ability to discuss technical solutions with different areas;
• Adaptability to changing contexts and priorities;
• Proactivity in identifying technical and process improvements;
• Collaboration and teamwork;
• Commitment to quality, governance and technical excellence;
• Experience in mission-critical, high-volume environments;
• Knowledge of event-driven architecture;
• Experience with cloud platforms (AWS, Azure or GCP);
• Experience with distributed observability practices and OpenTelemetry;
• Knowledge of DDD, CQRS and Event Sourcing.

Tech Stack

• AWS
• Azure
• Cloud
• Docker
• Google Cloud Platform
• Grafana
• Hibernate
• Java
• Kubernetes
• NoSQL
• Prometheus
• RabbitMQ
• Spring
• Spring Boot
• SpringBoot

Benefits

• 🍽 Meal allowance and/or food voucher (iFood Benefícios)
• 🏥 Health insurance (Amil)
• 💼 Life insurance
• 😁 Dental care (Amil)
• 🚗 Fuel allowance
• 🏋 Gympass/Wellhub: Access to gyms and multiple training modalities
• 🐶 Pet health plan
• 👶🏻 Childcare assistance
• 💳 Lincard: Partnership club with discounts up to 60% at over 4,000 establishments in Brazil.