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Open since Jun 2026

Strong Junior Java DeveloperSigma Software · Brasília

Strong Junior Java Developer

BrasíliaRemoteFull-time

AI Summary

Designs, develops, and implements large-scale distributed systems and APIs using Java, Spring Boot, and AWS services for a pet products marketplace platform.

About this role

We seek a skilled and motivated Java Developer with Spring and AWS Services expertise to join our dynamic team. As a Java Developer, you will be responsible for designing, developing, and implementing high-quality software solutions using Java technologies.  

The team is developing a customer-related platform for a client who has a leading marketplace specializing in pet products.  

We are looking for a person who is interested in building high-performance, highly available, and scalable distributed systems. 

  • Design, develop, and implement large-scale distributed systems to handle substantial data volumes, ensuring scalability, low latency, and fault tolerance 
  • Implement APIs and event-driven solutions to meet system requirements and enhance functionality 
  • Create and execute comprehensive unit tests, API tests, regression tests, and performance tests to ensure the reliability and efficiency of the system 
  • Collaborate closely with cross-functional teams to promptly address and resolve production incidents, ensuring minimal downtime and swift recovery 
## Qualifications
  • 2 years of experience in software development 
  • Proficiency in Kotlin, Java, and Kafka, with expertise in frameworks such as Spring Boot 
  • Familiarity with AWS and EKS 
  • Strong knowledge of CI/CD pipelines and related tools 
  • Hands-on experience in designing, building, and deploying scalable, highly available systems 
  • Experienced with event-driven architectures and a deep understanding of at least one event streaming solution (e.g., Kafka, SNS) 
  • Proficient in working with both SQL and NoSQL databases 
  • Familiarity with cloud platforms such as AWS, Azure, or Google Cloud 
  • Analytical and problem-solving skills 

Skills

API TestingAWSCI/CDEKSEvent-driven ArchitectureJavaKafkaKotlinNoSQLPerformance TestingSpring BootSQLUnit Testing

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