Ehsan Ahmad

Background

About Ehsan Ahmad

I am currently working as a Data Conversion/Migration Specialist with over 15 years of extensive experience in legacy data conversion, wrangling, validation, mapping, and scripting. I am a detail-oriented, enthusiastic team player who thrives in fast-paced, high-pressure environments and is committed to delivering exceptional customer service. In addition to my core specialization, I have worked as an Automation QA Analyst within a DevOps team, contributing to automated testing and continuous integration processes. I am highly organized, calm under pressure, an effective communicator, and a strong problem solver with the ability to quickly adapt to new tasks and technologies. Key Qualifications: Legacy System Expertise: Extensive experience in the utility industry (water, sewer, electric, gas), converting legacy data into intermediate and final customer databases for system installations. Data Wrangling: Skilled in data discovery, structuring, cleansing, transformation, and validation to ensure data integrity throughout the conversion process. Custom Scripting & Mapping: Proficient in developing client-specific data transformation scripts and detailed source-to-target mapping documents. Database Development: Strong expertise in creating and utilizing database objects (tables, views, stored procedures, queries, functions) within relational database management systems (RDBMS) for data conversion activities. Tailored Conversion Solutions: Experienced in developing custom conversion scripts, routines, and packages aligned with customer requirements and legacy system structures, applying models such as V-Model and 1, 2, 3-Entity Models. Client Collaboration: Proven ability to work closely with customers to review and balance data conversion statistics and ensure successful outcomes. Technical Proficiency: Advanced skills in SQL, SSIS, and VBA for data conversion, assessment, profiling, and analysis. Continuous Learning: Currently expanding expertise in Python, with a focus on libraries such as Pandas, and solid understanding of variables, lists, tuples, dictionaries, modules, and packages.