Yan Ozer - Software Developer (C++, Python)

Q: Where is Yan based?

Yan is based in Düsseldorf, Germany and can operate in on-site , hybrid , and remote work models.

Q: What languages does Yan speak?

Yan speaks the following languages: German (Native), Russian (Native), English (Advanced), Ukrainian (Advanced) .

Q: How many years of experience does Yan have?

Yan has at least 17 years of experience. During this time, Yan has worked in at least 5 different roles and for 8 different companies . The average length of individual experience is 2 years and 11 months . Note that Yan may not have shared all experience and actually has more experience.

Q: What is Yan's latest experience?

Yan's most recent position is Software Developer (C++, Python) at Vaillant Heizsysteme .

Q: What companies has Yan worked for in recent years?

In recent years, Yan has worked for Vaillant Heizsysteme , Hegenscheidt MFD , Hexagon Metrology , IPOQUE GmbH , and MAdedbiittievceMMeaenrubfuasccthuerrinIgnformationstechnik GmbH .

Q: Which industries is Yan most experienced in?

Yan is most experienced in industries like Manufacturing , Telecommunication , and Information Technology (IT) . Yan also has some experience in Energy , Media, Entertainment and Publishing , and Healthcare .

Q: Which business areas is Yan most experienced in?

Yan is most experienced in business areas like Product Development , Information Technology (IT) , and Research and Development (R&D) . Yan also has some experience in Quality Assurance (QA) and Business Intelligence .

Q: Which industries has Yan worked in recently?

Yan has recently worked in industries like Manufacturing , Information Technology (IT) , and Energy .

Q: Which business areas has Yan worked in recently?

Yan has recently worked in business areas like Product Development , Information Technology (IT) , and Quality Assurance (QA) .

Recommended expert

Düsseldorf, Germany

Experience

Feb 2024 - Present

2 years 2 months

Software Developer (C++, Python)

Vaillant Heizsysteme

Implemented communication between heating system modules via the SOME/IP interface in C++
Developed additional software components in C++
Executed unit tests and integration tests in the GitLab CI workflow
Set up desktop publishing functionality
Tools: C++, Python, Linux, Robot Framework

Jan 2023 - Feb 2024

1 year 2 months

C++ Software Developer

Hegenscheidt MFD

Developed operator software for a machine tool in C++
Implemented functions for monitoring and diagnosing rail vehicles
Built backend components and REST API
Tools: Visual Studio 2019, Qt Designer, GLM Library, Git, Azure DevOps

Jan 2022 - Dec 2022

1 year

C++ Software Developer

Hexagon Metrology

Implemented a digital twin for a coordinate measuring machine in C++
Developed kinematic algorithms using the Denavit–Hartenberg model
Created a planning and simulation web application using Emscripten
Developed visualization components for measurement simulation in the browser
Tools: Visual Studio 2022, Emscripten (C++20), GLM Library, ImGui, Three.js, Git

Sep 2021 - Dec 2021

4 months

Software Developer (C++, Python)

IPOQUE GmbH

Implemented microservices for Kubernetes in C++
TCP/IP socket programming with Boost.Asio
Created Docker images and deployment files
Migrated existing microservices from Cloud Foundry to Kubernetes
Developed CI/CD tests for microservices on Kubernetes
Tools: Kubernetes, Jira, GitLab CI, GDB, C++ 17, Bash, Python 3

May 2017 - Oct 2021

4 years 6 months

Developer (C++/C#)

MAdedbiittievceMMeaenrubfuasccthuerrinIgnformationstechnik GmbH

Developed finite element deformation simulations for industrial robots
Implemented geometric calculation algorithms and data structures
Generated NC programs for automated manufacturing
Developed C# modules and WPF interfaces for simulation and control
Implemented workflow control algorithms
Tools: Visual Studio, C++, C#, GitHub, SVN, DirectX 11

Feb 2016 - Apr 2017

1 year 3 months

C++ Software Developer

Rohde & Schwarz

Development of the hardware abstraction layer (HAL) for broadcast audio
Design and implementation of C++ classes following the model-view-controller pattern
Setting up CMake build systems
Development of drivers for operation in VirtualBox
Using ANTLR 4 to parse log files in a hardware configurator
Tools: Eclipse, ANTLR 4, Visual Studio 2013, Qt 4, Rational Team Concert

Sep 2011 - Nov 2015

4 years 3 months

Software Developer

Rohde & Schwarz

Development of measurement and control modules for voice codecs and audio quality measurement
Implementation and optimization of DSP algorithms for real-time applications
Development of firmware software for measuring audio quality via audio APIs
Implementation of codec metrics and analysis functions
Tools: Boost Library, ISAQB Software Design

Oct 2010 - Aug 2011

11 months

C++ Software Developer

GfS Society for Health Statistics, Munich

Design and development of a C++ module for processing and analyzing billing data
Integration into a Microsoft SQL Server database
Tools: Visual Studio 2008, C++, Microsoft SQL Server, UML

Aug 2008 - Sep 2010

2 years 2 months

C Software Developer

Behrendtservice GmbH, Mannheim

Development of a process monitoring system for the FRIAMAT welding machine
Requirements analysis and design of device control software
Implementation of an instruction set for remote control modules
Development of the user interface for displaying measured values
Logging of measurement data in Microsoft Excel via OLE
Creation and maintenance of the setup program
Execution of test runs

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Manufacturing (10.5 years), Telecommunication (5.5 years), Information Technology (4.5 years), Energy (2 years), Media and Entertainment (1 year), and Healthcare (1 year).

Manufacturing

Telecommunication

Information Technology

Energy

Media and Entertainment

Healthcare

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Information Technology (16.5 years), Product Development (16.5 years), Research and Development (5 years), Quality Assurance (4 years), and Business Intelligence (1 year).

Information Technology

Product Development

Research and Development

Quality Assurance

Business Intelligence

Skills

Domain Knowledge, Knowledge, ++ Advanced Knowledge, +++ Very Good Knowledge

Operating Systems

Windows 2000/xp/7/10 +++ 15
Linux +++ 15

Programming Languages

C, C++ 11/14/17/20 +++ 15
C# +++ 5
Object-oriented Design ++ 10
Mfc ++ 7
.Net Framework 3.5 ++ 2
Uml +++ 7
Multithreading +++ 15
Design Patterns +++ 15
Python +++ 3

Tools

Visual Studio 2005-2022 +++ 15
Git & Github +++ 5
Svn +++ 1
Robotframework (Tests) +++ 4
Webassembly +++ 4
Vs Code +++ 3
Ms Sql Server ++ 1
Ms Access +++ 1
Qemu ++ 2
Docker +++ 3
Yocto ++ 2
Directx 11 +++ 3
Opengl Es +++ 1

Languages

German

Native

Russian

Native

English

Advanced

Ukrainian

Advanced

Education

Sep 2002 - Jan 2008

University of Applied Sciences Braunschweig / Wolfenbüttel

Dipl.-Ing. (FH) in Industrial Informatics · Industrial Informatics · Braunschweig, Germany

Sep 2001 - Jul 2002

University of Applied Sciences Hanover

Mechanical Engineering · Hanover, Germany

Aug 1999 - Jul 2001

Otto-Brenner Technical Secondary School

Hanover, Germany

...and 3 more

Profile

Created

October 2025

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Yan based?

Yan is based in Düsseldorf, Germany and can operate in on-site, hybrid, and remote work models.

What languages does Yan speak?

Yan speaks the following languages: German (Native), Russian (Native), English (Advanced), Ukrainian (Advanced).

How many years of experience does Yan have?

Yan has at least 17 years of experience. During this time, Yan has worked in at least 5 different roles and for 8 different companies. The average length of individual experience is 2 years and 11 months. Note that Yan may not have shared all experience and actually has more experience.

What roles would Yan be best suited for?

Based on recent experience, Yan would be well-suited for roles such as: Software Developer (C++, Python), C++ Software Developer, Developer (C++/C#).

What is Yan's latest experience?

Yan's most recent position is Software Developer (C++, Python) at Vaillant Heizsysteme.

What companies has Yan worked for in recent years?

In recent years, Yan has worked for Vaillant Heizsysteme, Hegenscheidt MFD, Hexagon Metrology, IPOQUE GmbH, and MAdedbiittievceMMeaenrubfuasccthuerrinIgnformationstechnik GmbH.

Which industries is Yan most experienced in?

Yan is most experienced in industries like Manufacturing, Telecommunication, and Information Technology (IT). Yan also has some experience in Energy, Media, Entertainment and Publishing, and Healthcare.

Which business areas is Yan most experienced in?

Yan is most experienced in business areas like Product Development, Information Technology (IT), and Research and Development (R&D). Yan also has some experience in Quality Assurance (QA) and Business Intelligence.