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Data Engineer Software Engineer Freelancer

Oleg Ruban

Basic Info About Me

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I am data engineer with a software development background. My area of interest is finding trends, patterns, and extracting concepts out of numbers. I have experience in data acquisition and data modeling, statistical analysis, machine learning, deep learning with Python.
Also, I am a certified AWS Solutions Architect since 2019 and a specialist at creating secure, highly available, and cost-efficient environments in the AWS cloud that meet all modern compliance standards.
I am proficient with the full-stack software development, with the preference for back-end tasks and challenges.

Download Resume

Creative

I am a creative person. I love to imagine and build new concepts. I like to make things, and I am proud of it.

Healthy

In my life, playing sports means the path to success. Sport helps me to keep myself in good physical shape, develops the skill of achieving goals.

Winner

I like to win. My motto is “While most are dreaming of success, winners wake up and work hard to achieve it.”

Self-improving

As a passionate advocate of growth, I'm continuously looking for ways to self-improve.

My Resume

Download Resume
  • Experience

  • 03/2019 – Present

    Data Engineer, Software Engineer, Certified AWS Solutions Architect

    Freelancer

    Duties
    Researching, design, implementation of data analysis, and data solutions.
    Creating secure, highly available and cost-efficient environments in the AWS cloud.
    Software development
    Software and Tools
    Python, Pandas, NumPy, Scikit-learn, LightGBM, Xgboost, SQL, JupyterLab/Notebooks, Google Colab, Microsoft Visual Studio .NET 2019, C#, Amazon Web Services (AWS)

  • 07/2017 – 03/2019

    Software developer (contractor)

    Vispero™, USA, Clearwater, Florida (Remote)

    Duties
    Software development
    Software and Tools used
    Microsoft Visual Studio .NET 2017/2019, C#, C++, WCF, WPF, ASP.NET, MS SQL Server 2010
    Amazon Web Services (AWS), Perforce, Bugzilla, WiX
    Main Projects
    ZoomText
    Accomplishments
    Participated in design and implementation of the business logic and the UI Built Windows installation packages from XML source code

  • 06/2009 – 06/2017

    Software developer (contractor)

    Ai Squared, USA, Manchester Center, Vermont (Remote)

    Duties
    Software development
    Software and Tools used
    Microsoft Visual Studio .NET 2010/2012/2015/2017, C#, C++, WCF, WPF, ASP.NET, MS SQL Server 2010, NUnit, Hudson
    Amazon Web Services (AWS), Jenkins, Subversion, Jira
    Main Projects
    ZoomText
    Accomplishments
    Participated in design and implementation of the business logic and the UI

  • 05/2007 – 06/2010

    Software Developer (contractor)

    Trans Data Communications (Sonar), Australia, Sydney (Remote)

    Duties
    Software development
    Software and Tools used
    Microsoft Visual Studio .NET 2003/2005/2008, C#, Firebird SQL
    Report Manager, DevExpress Controls, Subversion
    Main Projects
    Solutions to businesses targeted at field service, logistics and supply chain
    Accomplishments
    Developed .Net scheduling applications
    Designed business classes
    Designed UI

  • 11/2004 - 05/2006

    Software developer

    «Ukrainian glasses» Ltd., Izium, Ukraine

    Duties
    Software development
    System and network administration
    Software and Tools used
    Microsoft Visual Studio .NET 2003/2005, C#, Firebird SQL
    Main Projects
    Lens and glasses calculating system
    Accomplishments
    Full software development life cycle from technical specification & analysis till deployment

  • 04/2004 - 10/2004

    Software developer

    Private businessman, Izium, Ukraine

    Duties
    Software development
    Software and Tools used
    Microsoft Visual Studio .NET 2003, C#, Firebird SQL
    Main Projects
    Lens and glasses calculating system
    Customer accounting system for small business
    Achievements
    Develop & maintain software for private commercial company
    Accomplishments
    Book-keeping software development

  • Education

  • 1996-1999

    Masters Degree

    Kharkiv National University
    Finance and Credit
    Kharkiv, Ukraine
  • 1990-1995

    Masters Degree

    Kharkiv State Academy of Railway Transport
    Microprocessor control system
    Kharkiv, Ukraine

My Hobbies

Jogging

Reading

Kayaking

Music

Martial Arts

Bicycle

My Skills

Pandas, NumPy, JupyterLab

1 year

SQL

5 years

С++

2 years

Python

5 years

Linux

2 years

C#

15 years

HTML/CSS

2 years

My Services

I provide high quality services. My services that I provide are listed below. Hope you will like them. Lorem ipsum dolor.

Photography

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Coding

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Creativity

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Web Design

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Photography

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Coding

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Creativity

Ut aboramus, numquam corpora qui naex. Dolore aliquando id duo, voluptua laboramus quo ad.

Web Design

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Pricing

How much I charge

Personal

$ 29 /mo
  • Logo Design
  • PSD to HTML
  • Fixed to Responsive
  • App Development
  • Photography
Choose This

Creative

$ 39 /mo
  • Logo Design
  • PSD to HTML
  • Fixed to Responsive
  • App Development
  • Photography
Choose This

Ultimate

$ 42 /mo
  • Logo Design
  • PSD to HTML
  • Fixed to Responsive
  • App Development
  • Photography
Choose This

Work Process

01

Design

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02

Develop

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03

Publish

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04

Enjoy

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Testimonials

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Jack Smith

CEO at Google

Ad oportere voluptatibus nec, sea ei civibus praesent. At timeam expetenda inciderint has. Invidunt constituto ne per, paulo omnium quaerendum his eu, cu congue consul cetero. Invidunt constituto ne per, paulo omnium quaerendum his eu, cu congue consul cetero.

Jessica Smith

CEO at Google

Ad oportere voluptatibus nec, sea ei civibus praesent. At timeam expetenda inciderint has. Invidunt constituto ne per, paulo omnium quaerendum his eu, cu congue consul cetero. Invidunt constituto ne per, paulo omnium quaerendum his eu, cu congue consul cetero.

Jim Smith

CEO at Google

Portfolio

Check out my works.

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Dog breed classifier

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My Web Site

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PROFIT

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Zoom Text

My Blog

This is my blog where my thoughts live. Check it out to know more about me. Lorem ipsum dolor sit amet.

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Simple Post With Image

  • Oleg Ruban
  • 14 June 2015
  • 5

Cu illud lorem putent vel. Eum in movet nostrum referrentur. His ne tantas tractatos. Sit eu saperet antiopam scripserit. Ei albucius consequuntur sea, no nominavi fabellas phaedrum his....

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symp

Simple Post With Image

  • Oleg Ruban
  • 14 June 2015
  • 5

Cu illud lorem putent vel. Eum in movet nostrum referrentur. His ne tantas tractatos. Sit eu saperet antiopam scripserit. Ei albucius consequuntur sea, no nominavi fabellas phaedrum his....

Read More
symp

Simple Post With Image

  • Oleg Ruban
  • 14 June 2015
  • 5

Cu illud lorem putent vel. Eum in movet nostrum referrentur. His ne tantas tractatos. Sit eu saperet antiopam scripserit. Ei albucius consequuntur sea, no nominavi fabellas phaedrum his....

Read More
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Contact Me

I'm available for freelancing. If you want something to be built or just to say hi, feel free to shoot me a message.