Applications Developer - ETL/Pyspark - Assistant Vice President

We 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 performance

• ETL 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 issues

Recommended Qualifications

• 8-10 years of relevant experience
• Experience in systems analysis and programming of software applications
• Programming 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 PostgreSQL
• Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirements

Education

• Bachelor’s degree/University degree or equivalent experience

• This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.
• ------------------------------------------------------

Job Family Group

Technology ------------------------------------------------------

Job Family

Applications Development ------------------------------------------------------

Time Type

Full time ------------------------------------------------------

Most Relevant Skills

Please see the requirements listed above. ------------------------------------------------------

Other Relevant Skills

For complementary skills, please see above and/or contact the recruiter. ------------------------------------------------------

Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi .

View Citi’s EEO Policy Statement and the Know Your Rights poster.