AZHAR WAR - Ab Initio Developer - Globant

Summary

Dynamic Ab Initio Developer with a proven track record, adept at optimizing ETL pipelines and enhancing system performance. Skilled in SQL and troubleshooting, I excel in cross-functional collaboration and delivering impactful solutions, achieving a 30% reduction in processing time while ensuring data integrity and stability.

Overview

1

Certification

6

years of professional experience

Work History

Ab Initio Developer

Globant

Pune

04.2023 - Current

Designed, developed, and optimized Ab Initio ETL graphs, workflows, and Plans to implement complex business logic and support enterprise data integration.
Built and maintained high-performance ETL pipelines, improving processing time by 15–30% through performance tuning and optimization.
Led Mainframe-to-Ab Initio and Informatica-to-Ab Initio migration activities, including development, testing, validation, and data reconciliation to ensure seamless integration.
Developed complex SQL queries for data extraction, validation, reporting, and ETL support.
Performed ETL testing, debugging, and validation, contributing to zero post-release production defects.
Implemented application enhancements, production fixes, and performance improvements, ensuring system stability and business continuity.
Optimized job scheduling and execution using Ab Initio scheduling tools, improving operational efficiency and reliability.
Monitored ETL workflows and application health using Grafana and Kibana, proactively identifying issues and performing root cause analysis.
Resolved production issues related to ETL jobs, server performance, disk space, and memory utilization through troubleshooting and performance tuning.
Collaborated with cross-functional teams, business stakeholders, and production support teams to gather requirements, resolve incidents, and deliver scalable solutions.
Managed incidents, change requests, and problem records using ServiceNow and JIRA, following ITIL best practices.
Prepared technical documentation, deployment guides, and failure recovery procedures to support knowledge sharing and operational excellence.
Supported application deployments, release validation, and post-production monitoring across multiple environments.

Software Engineer

Tech Mahindra

02.2021 - 03.2023

Executed SQL and PL/SQL queries for data extraction, validation, and issue analysis.
Managed incidents, problems, changes, and service requests to ensure ITIL compliance and timely resolutions.
Monitored server logs to maintain application health and identify anomalies, preventing system failures.
Collaborated with cross-functional teams and developers to resolve escalated incidents efficiently.

Education

B.Tech/B.E. - Computers

Lovely Professional University

Jalandhar

01-2020

12th - English

J & K

01-2016

10th - English