Sigma Software Group

Middle Full Stack Engineer, Frontend Focus

Sigma Software Group

full-time

Posted on:

Location Type: Remote

Location: Brazil

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Tech Stack

Amazon RedshiftAWSAzureCassandraCloudDistributed SystemsDockerHBaseJavaKubernetesLinuxMicroservicesMongoDBNoSQLReactUnix

About the role

  • Design, develop, and implement large-scale distributed systems capable of handling high data volumes
  • Build scalable, low-latency, and fault-tolerant solutions
  • Develop APIs and event-driven architectures to meet system requirements
  • Implement unit, API, regression, and performance testing strategies
  • Work with React for frontend development
  • Optimize solutions for scalability, reliability, and high performance
  • Collaborate with cross-functional teams to resolve production incidents quickly
  • Participate in code reviews and contribute to continuous improvement of development processes

Requirements

  • At least 4 years of experience in software development with Java and object-oriented programming
  • Strong understanding of OOP principles, design patterns, algorithms, and data structures
  • Experience in building multi-tier web applications and REST APIs
  • Experience with frontend frameworks such as React
  • Hands-on experience in Linux/Unix environments
  • Practical knowledge of cloud platforms (AWS, Google Cloud, or Azure)
  • Familiarity with relational and NoSQL databases (HBase, Cassandra, MongoDB, Redshift)
  • Bachelor’s or Master’s degree in Computer Science, Engineering, or related field
  • Experience with microservices architecture will be a plus
  • Knowledge of CI/CD pipelines and DevOps practices
  • Familiarity with containerization tools (Docker, Kubernetes)
Benefits
  • flexible work format — remote, onsite, or hybrid
  • professional growth opportunities
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
Javaobject-oriented programmingAPIsevent-driven architectureunit testingAPI testingregression testingperformance testingmicroservices architecturedesign patterns
Soft Skills
collaborationproblem-solvingcontinuous improvement
Certifications
Bachelor’s degree in Computer ScienceMaster’s degree in Computer Science