Desenvolvedor Fullstack SR.

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Senior Fullstack Developer (Desenvolvedor Fullstack SR.) in Brazil.

This role is focused on building and evolving modern, scalable, and high-performance digital solutions within a distributed systems environment. You will work across both frontend and backend layers, contributing to the design and implementation of robust architectures based on microservices and event-driven principles. The position involves developing responsive user interfaces, scalable APIs, and backend services that support mission-critical applications. You will collaborate closely with multidisciplinary teams including product, design, and infrastructure, ensuring technical excellence and alignment with business goals. This is a highly hands-on role that requires strong engineering discipline, ownership, and a passion for building resilient systems. You will also contribute to observability, performance optimization, and continuous improvement of engineering practices.

Accountabilities:

• Develop and maintain fullstack applications with a strong focus on performance, scalability, and clean code practices.
• Build modern, responsive frontend interfaces using JavaScript/TypeScript and frameworks such as Next.js (React).
• Design and implement backend services and APIs using Java and/or Kotlin with Spring Boot.
• Work with microservices and event-driven architectures, ensuring system reliability and scalability.
• Implement and maintain testing strategies using tools such as Jest, Playwright, and JMeter.
• Develop solutions using Node.js and support frontend-backend integration.
• Work with messaging systems such as Kafka and caching solutions like Redis.
• Deploy and manage containerized applications using Docker and Kubernetes.
• Contribute to observability practices using tools like OpenTelemetry.
• Collaborate with cross-functional teams to ensure end-to-end delivery of high-quality software.

Requirements:

• Strong experience in fullstack development in modern distributed environments.
• Proficiency in JavaScript/TypeScript and frontend frameworks, especially Next.js (React).
• Experience with microfrontend architecture and frontend scalability patterns.
• Solid backend experience with Java and/or Kotlin using Spring Boot.
• Knowledge of build tools such as Maven or Gradle.
• Experience with Kafka, PostgreSQL, and Redis.
• Familiarity with Docker and Kubernetes in production environments.
• Experience working with Microsoft Azure and SaaS cloud services.
• Strong understanding of microservices, event-driven architecture, and Domain-Driven Design (DDD).
• Knowledge of observability concepts and tools such as OpenTelemetry.
• Experience with testing, performance validation, and automated quality practices.
• Strong problem-solving mindset, ownership, and ability to work in collaborative teams.
• Familiarity with CI/CD pipelines, deployment strategies, and data-driven engineering is a plus.

Benefits:

• Competitive compensation aligned with senior-level market standards.
• Remote or flexible work model depending on project needs.
• Opportunity to work with modern cloud-native and distributed system architectures.
• Exposure to large-scale, high-impact engineering projects.
• Continuous learning and technical development opportunities.
• Collaborative, innovation-driven engineering culture.
• Access to cutting-edge tools, frameworks, and cloud technologies.
• Strong focus on engineering excellence, autonomy, and ownership.

How Jobgether works: We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team. We appreciate your interest and wish you the best!  Why Apply Through Jobgether?    Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time.     #LI-CL1