Java Developer with ReactJS & · Remote

FlexBoard is hiring an experienced Full Stack Java Developer to support high-performance distributed systems, big data processing pipelines, and modern web applications for enterprise clients.

Key Responsibilities

• Design, develop, and maintain robust backend services using Java, Clojure, and Python.
• Build responsive, scalable, and intuitive frontend user interfaces utilizing ReactJS, JavaScript, and modern CSS.
• Develop and optimize streaming and batch processing workflows using Apache Flink and Hadoop ecosystem components.
• Design, construct, and automate scalable ETL data pipelines leveraging Apache NiFi and related data integration tools.
• Model, optimize, and maintain relational SQL databases and complex data queries for maximum reliability and throughput.
• Manage application deployment, containerization, and configuration in production Linux environments.
• Integrate frontend applications with RESTful APIs, microservices, and asynchronous event streams.
• Automate builds, test automation, and deployments through established CI/CD pipelines and DevOps workflows.
• Troubleshoot, debug, and optimize application code, memory usage, and distributed pipeline bottlenecks.
• Ensure high standards of software quality through unit testing, integration testing, and peer code reviews.
• Collaborate with cross-functional distributed teams to define technical requirements, architectural standards, and project deliverables.