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Khalid Amin, Data Modeling Developer in Melbourne, Victoria, Australia
Khalid Amin

Data Modeling Developer in Melbourne, Victoria, Australia

Member since February 6, 2020
Khalid has over 20 years of industry experience in databases, including business intelligence, analytics, data analysis, data modelling, schema design, database programming, data integration, and business intelligence. He primarily focuses on Oracle SQL, PL/SQL, Microsoft SQL Server, T-SQL, Microsoft Power BI. Khalid has developed large-scale enterprise databases with terabytes of data and is also comfortable working with Apache Spark, Python/Pandas, Java, and PHP.
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Portfolio

  • Engine Group APAC
    PyCharm, MacOS, HTML, Database Modeling, SQL DML, SQL DDL, Data Modeling...
  • Salmat
    HTML, Database Modeling, SQL DML, SQL DDL, Data Modeling, Linux, Windows, PHP...
  • State Bank of Pakistan
    MacOS, HTML, Database Modeling, SQL DML, SQL DDL, Data Modeling, T-SQL, Linux...

Experience

Location

Melbourne, Victoria, Australia

Availability

Part-time

Preferred Environment

Microsoft Power BI, SQL Server Management Studio, Oracle SQL, Windows, Unix, Linux

The most amazing...

...solution I contributed to was the development of a electronic credit information system. This database served the whole banking industry of Pakistan.

Employment

  • Senior Technical Consultant

    2014 - PRESENT
    Engine Group APAC
    • Designed, programmed, and supported back-end databases for various projects for government and private sector organizations.
    • Worked with big data technogoliges like Apache Spark, Python, and Pandas to produce BI/reports for a large enterprise.
    • Devised coding standards for SQL Server stored procedures, SQL, and user-defined functions.
    • Rewrote several poorly-performing databases to dramatically improve their performance.
    • Integrated data from several sources to provide a holistic view of customer behavioral data, browsing habits, survey responses, and more.
    • Created analytics/reports such as correlations, NPS, cross-tabulations, trends, and theming verbatim responses for various projects.
    • Created analytics and business intelligence dashboards and reports using Microsoft Power BI.
    Technologies: PyCharm, MacOS, HTML, Database Modeling, SQL DML, SQL DDL, Data Modeling, T-SQL, Windows, PySpark, Pandas, Big Data, Databases, SQL, Data Queries, Apache Spark, Python, Microsoft SQL Server, Microsoft Power BI

  • Senior Database Developer

    2013 - 2014
    Salmat
    • Wrote the SQL/T-SQL code for the BI reporting of a communications system for large, Australia-based enterprises.
    • Rewrote and performance-tuned various slow-performing routines.
    • Created data integration pipelines using SSIS.
    Technologies: HTML, Database Modeling, SQL DML, SQL DDL, Data Modeling, Linux, Windows, PHP, CSS, JavaScript, Big Data, Databases, SQL, Data Queries, SQL Server Integration Services (SSIS), T-SQL, Microsoft SQL Server

  • Software Engineer

    2002 - 2013
    State Bank of Pakistan
    • Worked as part of the design-and-development team for credit eCIB (Credit Information Bureau). Primarily worked on Oracle SQL and PL/SQL technologies.
    • Developed and designed a system to maintain the inventory and drawing of the government's prize bonds scheme; I also traveled and deployed this system across all locations in the country.
    • Created a portal for employee-self services for the HR department. This portal was built using Oracle SQL, PL/SQL on the back end, PHP/Zend Framework at the application level, and HTML/CSS, JavaScript/jQuery, and Twitter Bootstrap on the front end.
    • Designed and programmed back-end databases for several projects using Oracle SQL and PL/SQL technologies.
    Technologies: MacOS, HTML, Database Modeling, SQL DML, SQL DDL, Data Modeling, T-SQL, Linux, Windows, Oracle Forms & Reports, Python, CSS, JavaScript, Java, Oracle SQL, Oracle PL/SQL, Oracle, Databases, Data Queries, PHP, PL/SQL, SQL

  • Software Engineer

    2000 - 2002
    Gulnet
    • Wrote a utility using Oracle Forms APIs that opened, modified, compiled, and saved the Oracle Forms modules. This utility saved hundreds of hours of manual work for the company.
    • Worked as part of the development teams for various modules including accounts payable, accounts receivable, and inventory. Mainly worked on Oracle technologies including SQL, PL/SQL, and Oracle Forms and Reports.
    Technologies: Database Modeling, SQL DML, SQL DDL, Data Modeling, Windows, JavaScript, Java, Oracle PL/SQL, Oracle, Databases, SQL, Data Queries, Oracle Forms & Reports, PL/SQL, Oracle SQL

  • Database Developer

    1998 - 2000
    Fauji Software Company Islamabad
    • Developed Oracle database queries, forms, and reports for enterprise-scale projects.
    • Created a utility that automatically documented and created a data dictionary from underlying database objects.
    • Contributed to developing coding standards for the company's software development division.
    Technologies: Data Modeling, Database Modeling, Oracle Reports, Oracle Forms, Oracle Forms & Reports, Oracle SQL, Oracle, PL/SQL, SQL

Experience

  • Electronic Credit Information Bureau (eCIB) (Development)

    eCIB is a very large scale credit information database serving all commercial banks of Pakistan. This is the only credit information system governed by State Bank of Pakistan and commercial banks are required to use it before committing to any lending to consumer/corporate customers.

Skills

  • Languages

    SQL, SQL DDL, SQL DML, Java, Python, PHP, JavaScript, HTML, CSS, T-SQL

  • Tools

    Oracle Forms, Oracle Reports, Microsoft Power BI, PyCharm

  • Paradigms

    Database Development, ETL

  • Platforms

    Oracle, Windows, Linux, Unix, MacOS

  • Storage

    PL/SQL, Oracle PL/SQL, Database Modeling, Databases, Microsoft SQL Server, Oracle SQL, SQL Server Management Studio, SQL Server Integration Services (SSIS)

  • Other

    Reporting, Data Modeling, Data Queries, CSV File Processing, Oracle Forms & Reports, Database Schema Design, Performance Tuning, Data Analysis, Data Analytics, Integration, Big Data

  • Frameworks

    Apache Spark

  • Libraries/APIs

    Pandas, PySpark

Education

  • Bachelor of Science (BSc) degree in Computer Science
    1996 - 1998
    Bahauddin Zakariya University - Multan, Pakistan

Certifications

  • Microsoft Certified Data Analyst (Power BI)
    FEBRUARY 2021 - FEBRUARY 2023
    Microsoft
  • AWS Certified Cloud Practioner
    MAY 2019 - MAY 2022
    Amazon Web Services, Inc.
  • Orace Certified Application Developer 6/6i
    MAY 2009 - PRESENT
    Oracle Corporation
  • Sun Certified Programmer for Java 2 Platform
    MAY 2001 - PRESENT
    Sun Microsystems

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