Big Data Developer

We are seeking an experienced Senior Java Big Data Developer to design, develop, and optimize scalable data processing solutions supporting enterprise analytics and business intelligence initiatives. This role focuses on building high-performance data pipelines, cloud-native services, and distributed processing systems in a modern AWS-based environment., * Analyze and translate complex business requirements into scalable technical solutions using Core Java (JDK 17+)

• Design, develop, and maintain robust ETL/data processing pipelines leveraging AWS cloud and serverless technologies
• Build scalable APIs and backend services to support data ingestion, transformation, and distribution
• Implement automated testing strategies including unit, functional, and performance testing
• Architect and optimize data pipeline infrastructure for reliability, scalability, and performance
• Participate in peer code reviews and design review sessions to ensure engineering best practices
• Support CI/CD processes and automated deployment workflows
• Provide production support, troubleshooting, incident resolution, and system maintenance
• Collaborate cross-functionally with engineering, analytics, and operations teams

• 5+ years of professional Java development experience
• 3+ years of experience working on big data or distributed data processing projects in AWS environments
• 3+ years of experience developing and testing RESTful APIs
• Strong understanding of scalable backend application design and cloud-native architectures

Required Technical Skills

• Deep expertise in Core Java (JDK 17+), including multithreading, concurrency, memory management, and data structures
• Strong hands-on experience with AWS services and serverless technologies
• Experience with relational databases such as PostgreSQL, including query optimization and performance tuning
• Experience with build tools such as Maven or Gradle
• Experience with CI/CD pipelines and automated deployment practices
• Hands-on experience with automated testing frameworks such as JUnit, Mockito, Playwright, Gatling, or similar tools

Preferred Skills

• Python scripting or automation experience
• Foundational understanding of application security testing
• Hands-on DevOps and infrastructure automation experience
• Experience with performance optimization and large-scale data processing systems

Additional Information

• Experience working in Agile/Scrum environments preferred
• Strong problem-solving, communication, and collaboration skills required
• Ability to work independently while contributing effectively within a team environment

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