Ab initio Developer

Infosys; Bengaluru; On-site; INR 900,000 - 1,300,000; Full time

Job summary

Infosys is seeking an ETL Developer to design, build, and maintain Ab Initio-based data integration pipelines. You will craft graphs in Ab Initio GDE, manage execution on Co-Operating System, and ensure data quality and reliable production operations.

The role requires 3–5 years in data integration/ETL with Ab Initio, strong problem solving, and collaboration with cross-functional teams in Bengaluru. BS/BE/MTech in engineering or equivalent.

Qualifications

• 3–5 years of experience in data integration/ETL development with strong hands‑on expertise in Ab Initio.
• Proficiency in building ETL graphs using Ab Initio GDE and working with Co Operating System for execution and monitoring.
• Strong understanding of ETL concepts, data transformations, and best practices for reliability and maintainability.
• Ability to troubleshoot ETL failures and ensure stable production operations.

Responsibilities

• Design, develop, and maintain ETL workflows using Ab Initio to support enterprise data integration needs.
• Build and enhance graphs in the Graphical Development Environment-GDE, ensuring readability, reusability, and performance.
• Implement data extraction, transformation, and load processes with strong focus on data quality, reconciliation, and error handling.
• Work with file systems and job execution on Co-Operating System, including scheduling, monitoring, and troubleshooting runs.
• Analyze source-to-target mappings and translate business/technical requirements into scalable ETL designs.
• Perform unit testing, integration testing support, and production validation for new and enhanced pipelines.
• Tune ETL jobs for performance by optimizing partitioning, sorting, joins, and resource usage.
• Investigate production issues, perform root-cause analysis, and implement preventive fixes with proper documentation.
• Collaborate with cross-functional teams to ensure timely delivery, clear communication, and adherence to development standards.
• Maintain technical documentation for workflows, operational procedures, and support handovers.

Skills

Ab Initio

Data Integration

ETL development

GDE graphs

Education

Bachelor’s degree in Engineering/Technology/Computer Science (e.g., BTech/BE/MSc)

Master’s degree (e.g., MTech/MCA)

Tools

Ab Initio GDE

Co-Operating System

Job description

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

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

Key Responsibilities:

• Design, develop, and maintain ETL workflows using Ab Initio to support enterprise data integration needs.
• Build and enhance graphs in the Graphical Development Environment-GDE, ensuring readability, reusability, and performance.
• Implement data extraction, transformation, and load processes with strong focus on data quality, reconciliation, and error handling.
• Work with file systems and job execution on Co-Operating System, including scheduling, monitoring, and troubleshooting runs.
• Analyze source-to-target mappings and translate business/technical requirements into scalable ETL designs.
• Perform unit testing, integration testing support, and production validation for new and enhanced pipelines.
• Tune ETL jobs for performance by optimizing partitioning, sorting, joins, and resource usage.
• Investigate production issues, perform root-cause analysis, and implement preventive fixes with proper documentation.
• Collaborate with cross-functional teams to ensure timely delivery, clear communication, and adherence to development standards.
• Maintain technical documentation for workflows, operational procedures, and support handovers. Minimum Qualifications:

Minimum Qualifications:

• Bachelor’s degree (or equivalent) in Engineering/Technology/Computer Science (e.g., BTech/BE/MSc) or Master’s degree (e.g., MTech/MCA).
• 3–5 years of experience in data integration/ETL development with strong hands‑on expertise in Ab Initio.
• Proficiency in building ETL graphs using Ab Initio GDE and working with Co Operating System for execution and monitoring.
• Strong understanding of ETL concepts, data transformations, and best practices for reliability and maintainability.
• Ability to troubleshoot ETL failures and ensure stable production operations.

Preferred Qualifications:

• Experience designing reusable Ab Initio components, parameterized frameworks, and standardized patterns for faster delivery.
• Strong exposure to performance tuning techniques in Ab Initio (partitioning strategies, parallelism, memory/resource optimization).
• Experience working in structured delivery environments with version control, release processes, and operational support practices.
• Ability to collaborate effectively with stakeholders to clarify requirements and propose practical, scalable ETL solutions.
• Familiarity with data validation approaches, reconciliation checks, and building robust audit/control mechanisms in pipelines. Good to have skills: SQL, Unix Shell Scripting, Data Warehousing Concepts, Scheduling Tools Autosys/Control-M, Production Support & Monitoring