Orhan B.

Data Engineer

Orhan is a Senior Data Engineer with seven years of experience. He has extensive experience in Python, NumPy, Machine Learning, Pandas, AWS Technologies, and SciPy.

In addition, Orhan brings valuable expertise as a DevOps Engineer to the table. He boasts an extensive professional background encompassing the Energy, Insurance, and Defense Systems industries. He has held diverse positions, such as Data Engineer, Data Scientist, and Team Leader, both domestically and internationally.

Currently, Orhan holds the position of Senior Data Engineer at R2NET, Inc., where he leverages his proficiency in AWS Technologies and Python. His responsibilities involve designing and maintaining efficient data pipelines for a diamond industry company. Additionally, Orhan possesses experience working with the Scrum methodology and has showcased his leadership abilities by serving as a team lead for multiple teams.

Furthermore, he actively mentors junior colleagues, highlighting his dedication to nurturing talent within the organization.

Main expertise
  • Data Science 6 years
  • Machine Learning
    Machine Learning 6 years
  • NumPy
    NumPy 7 years
Other skills
  • Apache Spark
    Apache Spark 3 years
  • PyTorch 3 years
Orhan B.


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Selected experience


  • Senior Data Engineer

    R2NET, Inc. - 2 years 3 months

    • Utilizing AWS cloud technologies and Python to design and maintain efficient data pipelines for a prominent company in the diamond industry.
    • Effectively handling and processing large-scale datasets.
    • Sourcing data from multiple APIs and databases, performing data cleaning and transformation, and scheduling jobs through Airflow to deliver accurate business intelligence to the team.
    • Developing custom scripts and libraries to automate data processing tasks and ensure high data quality checks.
    • Proficiency in AWS services such as S3, Redshift, Glue, and Lambda has created efficient, scalable, and fault-tolerant data processing pipelines.
    • Responsible for creating clean source data for Tableau reports presented to C-level managers, providing them with valuable insights into the business.


    • Technologies:
    • Apache Spark Apache Spark
    • NumPy NumPy
    • Pandas Pandas
    • Python Python
  • Data Scientist

    General Electric Power - 9 months

    • Participated in projects focused on enhancing profit margins and productivity by implementing initiatives that align with the objectives and expectations of business partners.
    • Within the finance domain, he was actively involved in developing and deploying artificial intelligence-based estimation methods to improve the operational capabilities of business lines.
    • Utilized cloud-based technologies, including Amazon Web Services, and leveraged services like SageMaker, Glue, and Lambda throughout project development and production stages.


    • Technologies:
    • Data Science
    • Machine Learning Machine Learning
  • Team Leader

    Baykar Defense - 2 years 2 months

    • Facilitated meetings with senior managers to assess project requirements and guided engineers and technical staff to ensure alignment with those requirements.
    • Coordinated Scrum meetings to maintain project progress following the overarching business plan.


    • Technologies:
    • Data Science
    • Machine Learning Machine Learning


  • MSc.Mathematics in Operations Research

    Technical University of Munich · 2015 - 2018

  • BSc.Mathematics

    Istanbul University · 2009 - 2014

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