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Senior Full Stack Developer (Java + React)

Sigma Software

são paulo, sp, Brazil Full-time July 13, 2026

Opportunity Description

Job Description

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
Utilize modern frontend frameworks like React for web development
Optimize solutions for scalability, reliability, and high performance
Collaborate closely with cross-functional teams to promptly address and resolve production incidents, ensuring minimal downtime and swift recovery

Qualifications

5+ years of experience in software development with object‑oriented programming languages, specifically Java
Solid hands-on experience with frontend frameworks, specifically React
Extensive experience in building multi‑tier web appli...
Full-time Other-General

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