Applications Developer - ETL/Pyspark - Assistant Vice President

Single PositionExplore a Career With UsView All JobsRemoteApplications Developer - ETL/Pyspark - Assistant Vice PresidentCHENNAI, Tamil Nādu, India No longer accepting applications.Job ID26975787Date posted06/29/2026DepartmentTechnologyWe are seeking an enthusiastic, detail-oriented ETL Developer to join our data engineering team. In this role, you will be designing, developing, and maintaining scalable data pipelines using PySpark, Talend, and Ab Initio. You will work closely with senior developers to transform raw data into valuable business insights, ensuring optimal data quality and performanceETL Pipeline Development: Building and maintaining Extraction, Transformation, and Loading (ETL) workflows Big Data Processing: Utilize PySpark for data processing, manipulation, and analysis within big data ecosystems.Data Extraction & Ingestion: Extract data from multiple sources including relational databases (SQL), flat files etc.Data Transformation: Create mapping documents and apply business logic to transform large datasets.Performance Tuning: Assist in analyzing and optimizing existing ETL jobs and Spark scripts for better scalability and execution speed.Testing & Documentation: Perform unit testing, validate data accuracy, and maintain technical documentation for all ETL processes.Production Support: Help monitor scheduled daily/weekly jobs and troubleshoot data integration or quality issuesRecommended Qualifications:8-10 years of relevant experienceExperience in systems analysis and programming of software applicationsProgramming Languages: Proficiency in Pyspark and SQL.Big Data Frameworks: Hands-on experience or strong conceptual understanding of PySpark.ETL Tools: Familiarity with Data Integration/Big Data tools and Ab Initio components.Scripting: Basic to intermediate knowledge of Unix/Linux Shell Scripting.Databases: Understanding of Big Data (Hadoop) & RDBMS like Oracle, or PostgreSQLAbility to work under pressure and manage deadlines or unexpected changes in expectations or requirementsEducation:Bachelor’s degree/University degree or equivalent experienceThis job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required. This site uses only strictly necessary cookies to perform basic functions. You may adjust the settings of your internet browser to reject or block all cookies or trackers, but doing so may affect how the website functions. This website is hosted by an external service provider and all cookies are controlled and configured by Citi. For detailed information please read our Citi Careers Cookie Policy.I have read the cookie notice