Sharjeel Ahmed

Bis 2025, Data Engineer, Logiciel Services
Bis 2023, Computer Science, University of Karachi
Chemnitz, Germany

Skills

Data Science
Data Analysis
Big Data
Business Intelligence
Data visualisation
Microsoft Power BI
python
SQL
Management
Technology
Retail
Scala
Statistics
Snowflake
Information technology
Data lake
Programming Language
ETL
Analytics
Data Warehouse
Apache Spark
Information Engineering
Tableau Software
Reporting
Apache Airflow
Database
Data Modelling
Data Modeling
Dashboards
Linux
Amazon S3
Business Informatics
Python pandas
Computer Science
English Language
Mathematics
Data Management
Engineering
Cloud Computing
Business Economics
Apache Hadoop
AWS
Databricks
Git
SQL Server
Microsoft Azure
NumPy
PostgreSQL
MySQL
Jupyter
Team work

Timeline

Professional experience for Sharjeel Ahmed

  • 6 months, May 2025 - Oct 2025

    Data Engineer

    Logiciel Services

    1) Built ETL pipelines using Scala/Spark on Linux to process trading & client app data into AWS S3 Data Lake. 2) Integrated Airflow orchestration for daily workflows (backup, restore, transformations, regulatory reporting). 3)Designed case classes & typed transformations to standardize raw system data into decision-ready formats. 4) Delivered datamarts & reports for compliance (FINRA) and internal analytics teams. 5) Optimized data flows from transactional systems Data Lake → PostgreSQL warehouse for client

  • 4 months, Jan 2025 - Apr 2025

    Data Analyst

    Valus

    Cooperative computing just revamps it names and management. 1) Continued loyalty program BI & analytics after Cooperative Computing’s restructuring. 2) Designed datamarts by brand/category to enable faster insights for marketing and retail teams. 3) Developed ETL workflows, automated reports, and customer dashboards for decision-making. Tech stack: Python, SQL, Power BI, PySpark, PostgreSQL, Databricks , Looker, Tealium

  • 2 years and 3 months, Oct 2022 - Dec 2024

    Junior Data Analyst

    Cooperative Computing

    Handling Loyalty Management System of Retail Market in KSA 1) Designed ETL pipelines & Snowflake Data Warehouse to enable scalable reporting and analytics. 2) Built datamarts by product category & brand to support business requests and reporting needs. 3) Developed Power BI dashboards & ad-hoc reports, improving performance by 40%+ with pre-aggregation and optimized SQL. 4) Delivered customer segmentation, campaign analytics, fraud detection, and product affinity insights using Python & Algorithms.

  • 3 months, Jul 2022 - Sep 2022

    Data Analyst

    Cooperative Computing

Educational background for Sharjeel Ahmed

  • 4 years, Jan 2020 - Dec 2023

    Computer Science

    University of Karachi

Languages

  • English

    Fluent

  • urdu

    First language

  • hindi

    First language

  • German

    Basic

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