Spark Scala Developer
InfosysJob Description
Spark Scala Developer
Technology->Big Data - Data Processing->Spark,Technology->Java->Apache->Scala • Bachelor’s degree in Computer Science, Engineering, or a related field (or equivalent practical experience). • 5–9 years of overall experience with strong hands-on development in Spark and Scala. • Solid experience writing and optimizing SQL for analytics and data processing use cases. • Strong understanding of distributed processing concepts, data transformations, and performance considerations. • Ability to debug and resolve issues in data pipelines with a focus on reliability and quality. Data Engineering & Development • Design, develop, and maintain Spark-based batch processing pipelines using Scala for large datasets. • Implement efficient transformations, aggregations, and joins, ensuring correctness and scalability. • Write optimized SQL for data extraction, validation, and reconciliation across sources and targets. Performance, Quality & Reliability • Tune Spark jobs (partitioning, caching, shuffles, memory/executor settings) to improve runtime and cost efficiency. • Build data quality checks and validations to ensure accuracy, completeness, and consistency of outputs. • Troubleshoot production issues, perform root-cause analysis, and implement preventive fixes. Collaboration & Delivery • Work with stakeholders to understand data requirements and translate them into technical solutions. • Participate in code reviews, follow engineering best practices, and contribute to reusable components. • Document pipelines, logic, and operational runbooks for maintainability and onboarding.Job role
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