Desenvolvedor Java Junior jobs in Brazil

AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards.

If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you!

As a Senior Backend Engineer, you will shape the backbone of modern, user-facing products by influencing how scalable, reliable systems are designed and evolved. This role matters because your work directly impacts product quality, performance, and the ability to introduce intelligent, AI-driven capabilities. You’ll collaborate in a cross-functional, fast-moving environment that values strong technical ownership, thoughtful architecture, and continuous improvement. It’s a unique opportunity to grow professionally while working on meaningful backend challenges with modern Java, Spring Boot, and microservices approaches.

• Design, develop, and maintain scalable, reliable backend services using Java and Spring Boot;
• Build and evolve high-quality RESTful APIs to support frontend applications and internal systems;
• Improve service reliability, performance, observability, and overall code quality across the backend ecosystem;
• Collaborate closely with product managers, designers, and frontend engineers to deliver cohesive, user-centered solutions;
• Participate in architecture discussions, code reviews, and technical design sessions;
• Troubleshoot and resolve complex issues in distributed, microservices-based systems;
• Contribute to the integration of AI-powered and LLM-driven features, ensuring backend services can effectively support intelligent user experiences.

• 4+ years of experience with Java and Spring Boot;
• Experience building and maintaining microservices-based architectures;
• Proficiency with Gradle for build and dependency management;
• Strong background in RESTful API design and API lifecycle best practices;
• Experience working with relational databases such as PostgreSQL or MySQL;
• Understanding of backend requirements for AI-enabled features, including LLM workflow integration, AI service API patterns, and backend support for intelligent or AI-assisted user experiences;
• Excellent communication skills and ability to work cross-functionally;

• Experience with Kafka, RabbitMQ, or other messaging systems;
• Knowledge of event-driven architectures;
• Experience with GraphQL and/or API Gateways;
• Exposure to hybrid API ecosystems (REST + GraphQL + async);
• Hands-on experience integrating LLM/AI APIs;
• Previous work on AI-enhanced or AI-assisted product features.

• Professional growth: Mentorship, TechTalks, and personalized growth roadmaps.
• Competitive compensation: USD-based pay with education, fitness, and team activity budgets.
• Exciting projects: Modern solutions with Fortune 500 and top product companies.
• Flextime: Flexible schedule with remote and office options.