EX Squared LATAM

Senior Backend Developer, Java, AWS

EX Squared LATAM

contract

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Location: 🇺🇸 United States

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Job Level

Senior

Tech Stack

AWSCloudDistributed SystemsDockerJavaJenkinsJUnitKafkaKubernetesLinuxMicroservicesMySQLOraclePostgresSOAPSplunkSpringSpring BootSpringBootSQLTerraformUnix

About the role

  • Design, build, and maintain backend services and APIs using Java and Spring Boot
  • Develop and optimize RESTful APIs for enterprise-grade applications
  • Integrate backend services with AWS infrastructure (S3, Lambda, API Gateway, RDS)
  • Apply object-oriented design principles and design patterns (e.g., Singleton, Factory) to build scalable solutions
  • Optimize database operations, including PL/SQL queries, stored procedures, and performance tuning
  • Collaborate with cross-functional teams (Frontend, Product, QA) to ensure smooth delivery
  • Write unit and integration tests with JUnit and other frameworks to maintain high code quality
  • Participate in CI/CD workflows using Jenkins, GitHub Actions, or GitLab CI
  • Contribute to observability and monitoring using Datadog or Splunk
  • Use Terraform for infrastructure as code to provision and manage cloud resources
  • Operate in Unix/Linux environments, supporting deployments and troubleshooting

Requirements

  • Bilingual proficiency (English C1+ required)
  • 5+ years of professional experience in backend development with Java
  • Strong understanding of Java fundamentals: Collections, Streams, Lambdas, functional programming, and error handling
  • Proven experience with Spring Boot and Spring MVC
  • Expertise in designing and consuming RESTful APIs (SOAP is a plus)
  • Advanced skills in relational databases (Oracle, PostgreSQL, or MySQL) and PL/SQL
  • Proficiency with JSON, XML, and Java tools (JAXP, DOM)
  • Experience integrating backend systems with AWS services
  • Familiarity with CI/CD pipelines and Git workflows
  • Comfort working in Unix/Linux environments
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