Senior Backend Development Professional

Description

The first thing you need to know is that here, you won’t fall into routine. Radix develops solutions for companies across various sectors and industries. Each project uses different technologies, solutions, and deadlines, giving you the opportunity to work on and experience diverse challenges. In addition to our presence across Brazil—with offices in Rio de Janeiro, São Paulo, and Belo Horizonte—we also have subsidiaries in the United States, further consolidating Radix as a **global** company. Do you want to be part of this story and turn ideas and dreams into reality? **As a Senior Backend Development Professional, you will:** * Develop and maintain software components, applying best practices in coding, testing, and security. * Identify problems, propose solutions, and contribute to continuous improvement of processes and system architecture. * Document procedures and work autonomously—even on complex deliveries involving multiple dependencies. * Monitor application performance, track market trends, strictly follow security practices, and actively participate in training sessions—demonstrating proactivity and a collaborative mindset. * Understand the importance of team processes and already be able to follow all established processes. * Provide development training (primarily technical) to junior team members as needed. **For this position, you must have:** * Experience with Java and Spring Boot (Java 8, 11, 12, 17, and 21\). * Experience with microservice architecture—preferably Hexagonal—and System Design. * Experience with unit testing (JUnit/Jest), code coverage, and SonarQube. * Experience with APIs and integrations, including API Gateways (Sensedia and Nginx), synchronous/asynchronous requests, and messaging systems (Kafka and RabbitMQ). * Experience with relational and NoSQL databases such as MongoDB, MySQL, Oracle, and PostgreSQL. * Experience with AWS and services like EKS, ECS/EC2, Amazon RDS, and DynamoDB. * Experience with Docker, Kubernetes, Kustomize, YAML files, and CI/CD pipelines in GitLab. * Experience with GitLab and version control best practices. * Experience with authentication and security—including Azure AD, JWT, encryption (AES\-256\), and hashing techniques. * Experience with Design Patterns, observability, and application monitoring (Datadog, New Relic, Dynatrace). * Experience with Google Tag Manager (GTM) and basic taxonomy concepts (SKUs, TTL, etc.). * Experience with agile methodologies such as Scrum, Kanban, and Kanbanize. * Experience with AI-assisted development, automation, and tools like Cursor—applying best practices to improve productivity and code quality. * An analytical, proactive, dynamic, and problem-solving-oriented profile. * Ability to act as a technical mentor, with strong verbal and written communication skills. **It’s a plus if you have:** * A completed undergraduate degree in Computer Science, Systems Analysis, Engineering, or related fields. **Benefits:** * Nationwide health insurance (for employee and dependents, including private rooms) * Nationwide dental insurance (for employee and dependents) * Flexible meal/food allowance * Remote work allowance * Birthday day off * Wellhub (formerly Gympass) * Extended maternity leave (6 months) and paternity leave (20 days) * Daycare assistance for children up to 3 years old (per child) * Mental health support through Wellz * Benefits club offering discounts with various partners * Partnerships with educational institutions and language course providers * Professional development (Corporate University) * Partnership with coworking spaces across Brazil * Quality of Life and Well-being Program * Consulting physician for Radix employees * Incentive plans **Radix consistently ranks among the Best Companies to Work For because:** * We have committed, dedicated, curious, and innovative professionals. * Team spirit is our greatest strength. We collaborate cooperatively and know we’re all rowing in the same direction. * We foster a diverse environment that values equity and inclusion. * Our working hours are flexible, and for nearly all projects, you can work from anywhere in Brazil. * We value well-being and care for our people—with mental health support programs, access to psychiatrists, and consulting physicians available. **Interested?** **\#JoinRadix** **Job Code: b134