Alper B.

Data Engineer

Alper is a Data Engineer with 20 years of experience, including expertise in SQL Server, Oracle, and cloud data solutions. For the past 5 years, he has specialized as an AWS Data Engineer, utilizing Python, AWS Glue, PySpark, and SQLMesh to design and optimize efficient data pipelines.

He has a firm grasp of data across various domains, enabling him to anticipate challenges and deliver proactive solutions. Notably, he designed and implemented a data warehouse for a Turkish financial institution, integrating API data into a scalable OLAP structure and independently creating ETL workflows.

His ability to communicate complex concepts clearly and his proactive approach to problem-solving make him a valuable asset to any organization.

Main expertise
  • AWS Athena 5 years
  • MSSQL
    MSSQL 7 years
  • T-SQL
    T-SQL 5 years
Other skills
  • Scrum
    Scrum 6 years
  • PostgreSQL
    PostgreSQL 5 years
  • Terraform
    Terraform 3 years
Alper
Alper B.

Turkey

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Selected experience

Employment

  • Data Engineer

    Freelance - 9 months

    Contact Center Data Migration Project

    • Migrated historical data from MS Access to Snowflake in AWS;

    • Developed Python scripts and Lambda functions to retrieve daily data from call center systems via API calls;

    • Collaborated on designing SQL Mesh models to transform raw data into a reportable format;

    • Generated reports and visualizations using Tableau.

    BigQuery Data Warehouse Project

    • Processed Google Ads data using GCP Dataform;

    • Designed and implemented ETL workflows with Apache Airflow;

    • Managed Looker repository and created dashboards using LookML for data visualization.

    Technologies:

    • Technologies:
    • AWS Athena
    • Terraform Terraform
    • dbt dbt
    • BigQuery BigQuery
    • AWS S3 AWS S3
    • Dataflow Dataflow
    • AWS AWS
    • AWS Kinesis AWS Kinesis
    • AWS SQS AWS SQS
    • AWS Lambda AWS Lambda
    • AWS Glue AWS Glue
    • ETL ETL
    • Snowflake Snowflake
    • Data Engineering
    • SQL SQL
    • Python Python
    • Apache Spark Apache Spark
    • Google Cloud Google Cloud
  • Data Engineer

    Krakenflex - 2 years

    • Designed and developed product metric data models using LookML;

    • Built dashboards and data visualizations in Looker to support business insights;

    • Designed and maintained AWS Glue workflows to manage ETL processes;

    • Created and optimized Lambda functions using Python for data processing and automation;

    • Developed Athena SQL queries for efficient data analysis;

    • Created and maintained CloudFormation templates to manage infrastructure as code;

    • Built Python scripts to streamline data analysis and reporting tasks;

    • Troubleshot and resolved performance issues in ETL pipelines to ensure optimal efficiency;

    • Developed and maintained AWS Glue jobs for data transformation;

    • Managed AWS Glue crawlers to catalog and prepare data for analysis.

    Technologies:

    • Technologies:
    • AWS Athena
    • Terraform Terraform
    • AWS S3 AWS S3
    • AWS AWS
    • AWS Kinesis AWS Kinesis
    • AWS SQS AWS SQS
    • AWS Lambda AWS Lambda
    • AWS Glue AWS Glue
    • ETL ETL
    • Data Engineering
    • SQL SQL
    • Python Python
    • Apache Spark Apache Spark
  • Data Engineer

    Avios - 1 year 5 months

    • Built dashboards and data visualizations using Amazon QuickSight to support decision-making;

    • Designed and maintained AWS Glue workflows to manage and automate data processing tasks;

    • Developed and maintained Lambda functions in Python for data processing and automation;

    • Created and optimized Athena SQL queries to facilitate efficient data analysis.

    Technologies:

    • Technologies:
    • AWS Athena
    • Tableau Tableau
    • Terraform Terraform
    • AWS S3 AWS S3
    • AWS AWS
    • AWS Kinesis AWS Kinesis
    • AWS SQS AWS SQS
    • AWS Lambda AWS Lambda
    • AWS Glue AWS Glue
    • ETL ETL
    • Snowflake Snowflake
    • Data Engineering
    • SQL SQL
    • Python Python
    • Apache Spark Apache Spark
    • Redshift Redshift
  • Data Engineer

    Bluenet - 5 years 10 months

    • Designed Python scripts to transfer data between on-premises and cloud databases, including Azure SQL and Google BigQuery;

    • Created PowerShell scripts to automate maintenance tasks for over 50 database servers;

    • Developed stored procedures and functions for data transformation as required;

    • Built Apache Airflow DAGs to streamline data transfers between systems;

    • Designed and implemented Azure Data Factory jobs for efficient ETL processes;

    • Supported client development teams in database development and optimization;

    • Designed data warehouse structures to support scalable and efficient data analysis;

    • Actively maintained and managed databases on client on-premises servers to ensure optimal performance.

    Technologies:

    • Technologies:
    • T-SQL T-SQL
    • BigQuery BigQuery
    • ETL ETL
    • Data Engineering
    • PostgreSQL PostgreSQL
    • SQL SQL
    • Apache Spark Apache Spark
    • Google Cloud Google Cloud
    • Redshift Redshift

Education

  • MSc.Astrophysics

    Ege University · 2017 - 2020

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