Ab Initio Developer

Infosys

Primary skills:Technology- Data Management - Data Integration->Ab Initio

Design, develop, test, and deploy ETL workflows using Ab Initio (GDE) Develop and maintain graphs, reusable components, and parallel processing logic Work with large-scale data processing in batch and real-time environments Integrate data from multiple sources such as databases, flat files, APIs, and cloud platforms Perform performance tuning and optimization of Ab Initio jobs Handle data validation, data quality checks, and error handling mechanisms Collaborate with business analysts, data architects, and stakeholders to understand data requirements Write complex SQL queries and procedures for data manipulation Maintain technical documentation and follow best development practices Support production deployments and troubleshoot issues

Technical Skills Strong hands-on experience with Ab Initio (GDE, CoOperating System, EME) Experience in ETL development and data warehousing concepts Proficiency in SQL (Oracle, Teradata, SQL Server, or similar) Knowledge of Unix/Linux shell scripting Understanding of data modeling concepts (star schema, snowflake) Experience with performance tuning and job optimization Familiarity with file formats (CSV, XML, JSON, etc.) Experience working with large datasets and parallel processing