Senior Java Back-End Developer

Zup Innovation

. Develop and maintain back-end applications using Java.

Posted 10/20/2026full-timeRemote • BrazilSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in developing and maintaining back-end applications using Java, with a strong focus on REST API design, microservices architecture, and cloud-native solutions. Proficient in implementing best practices for code quality, automated testing, and performance optimization in distributed environments.

Highest-signal resume keywords

Java 11+ DevelopmentSpring Boot FrameworkMicroservices ArchitectureRESTful API DesignDocker and Kubernetes Orchestration

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Java 11+Spring BootMicroservicesREST APIsRelational DatabasesNoSQL DatabasesKafkaRabbitMQJUnitMockito

Tools & Technologies

DockerKubernetesAWSCI/CD PracticesAutomated Testing

Industry Keywords

Cloud NativeEvent-Driven ArchitectureTechnical StandardsCode QualityPerformance Optimization

Tech Stack

Tools & technologies

AWSCloudDockerJavaJUnitKafkaKubernetesMockitoNoSQLRabbitMQSpringSpring BootSpringBoot

About the role

Key responsibilities & impact

Develop and maintain back-end applications using Java.
Design and implement REST APIs and integrations between systems.
Actively participate in architectural decisions and the definition of technical standards.
Ensure code quality through automated testing and code reviews.
Work on the design and evolution of event-driven and microservices architectures.
Support multidisciplinary squads in solving complex software problems.
Continuously monitor and optimize application performance.
Support and create solutions in Cloud Native environments.
Define best practices, provide technical guidance to the team, and contribute to the architecture of distributed applications on AWS.

Requirements

What you’ll need

Solid experience developing with Java 11+.
Advanced knowledge of Spring Boot and the broader Spring ecosystem.
Strong experience with microservices architecture and RESTful API design.
Practical experience modeling and working with relational and NoSQL databases.
Knowledge and practical experience with messaging systems such as Kafka, RabbitMQ, or similar technologies.
Experience orchestrating containers with Docker and Kubernetes.
Solid knowledge of DevOps and CI/CD practices.
Experience creating and maintaining automated tests using JUnit and Mockito.

Benefits

Comp & perks

Freedom to work from anywhere
Flexible working hours
Education assistance
Dedicated career development platform
Internal guilds and study and interest groups
Health insurance
Dental insurance
24/7 telemedicine services
Free online therapy
Wellhub
Extended maternity leave
Extended paternity leave
CAZ – Zuppers Support Center
Meal and food allowance
Life insurance
Transportation allowance
Home office allowance
Childcare assistance
Phone plan allowance
Profit-sharing and results-based bonus