Strong Junior Java Developer

SigmaSoftware2

Brasília, DF, Brazil Remote permanent

Posted: February 9, 2026

Job Description

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 

• 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 

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