Nenad Biresev

Freelance Computer Vision Engineer

Bonn, Germany

Experience

Jan 2024 - Present
1 year 7 months
Bonn, Germany

Freelance Computer Vision Engineer

Vorwerk & Co. KG

  • Developed a robust training pipeline utilizing Databricks for object detection and semantic segmentation tasks, specifically tailored for Time-of-Flight (ToF) camera images, to recognize obstacles.
  • Integrated the inference process into a C++ project designed for cleaning robots, optimized for the arm64 processor architecture, to facilitate obstacle recognition and avoidance functionalities.
Feb 2022 - Present
3 years 6 months
Bonn, Germany

Freelance Computer Vision Engineer

Veridos GmbH

  • Developed and deployed advanced deep learning models for face detection and anti-face spoofing using thermal and RGB images.
  • Trained semantic segmentation models for precise background removal in human portraits.
  • Engineered object detection models to identify damages in passports.
  • Utilized frameworks such as TensorFlow, PyTorch, and OpenCV.
  • Deployed models via Docker containers and MLFlow.
  • Provided gRPC and REST APIs, and C++ libraries for deployed models.
  • Managed MLOps pipelines using MLFlow, LakeFs, and Flyte.
  • Leveraged Azure cloud technologies for efficient model training.
  • Collaborated with cross-functional teams to integrate computer vision capabilities into various projects, leading to improved product features.
Dec 2018 - Feb 2022
3 years 3 months
Bonn, Germany

Machine Learning Engineer for RPA

Freelancer

  • Specialized in Robotic Process Automation (RPA) for business as a freelance engineer.
  • Utilized Python and TensorFlow for training object detection deep learning models.
  • Developed RPA solutions using C++ and C#.
  • Handled deployment on-premises and in Azure Cloud.
Oct 2017 - Nov 2018
1 year 2 months
Koblenz, Germany

Machine Learning Engineer - Computer Vision

Motec GmbH

  • Focused on autonomous driving.
  • Trained deep learning models for object detection tasks, recognizing humans, cars, trees, etc., in RGB images using Python and TensorFlow.
  • Implemented ground plane detection and road lane detection using the ZED stereo camera with classical computer vision approaches in C++ and OpenCV.
Jan 2014 - Apr 2017
3 years 4 months
Germany

Software Developer

Gigatronik Holding GmbH

  • Developed a face recognition iOS App using XCode, Objective C, and OpenCV.
  • Enabled users to register new accounts and save profile images.
  • Implemented facial recognition for user login.
  • Engineered a gesture recognition system using Jetson, Asus Xtion Pro Camera, C++, OpenCV, OpenNI, and NITE.
  • Enabled user input to applications via hand gestures recorded by an RGBD Camera and recognized by the OpenCV library.
  • Created a Ford Sync iOS App to control Ford Sync features using XCode and Objective C.
  • Built a Bluetooth Low Energy (BLE) Simulator iOS App using XCode and Objective C.
  • The simulator included Peripheral and Central simulation for BLE Devices.
  • Developed a Mac OS X Driver for Bosch eBike Devices using C and C++.
  • Implemented HMI for a BHTC Multi-Touch Demonstrator using Visual Studio 2013, C#, Windows Forms, and WPF.
  • Features included handwriting recognition, manipulation of images, and finger gesture recognition.
  • Implemented HMI for a BHTC Demonstrator to control air conditioning in a car, using C++, Qt, and QML.
  • Contributed to the EVOBUS Project for Mercedes-Benz - Daimler AG by implementing HMI for an autonomous driving bus.
  • Technologies used: WPF, C#, MVVM, and Visual Studio 2015.
  • Implemented a multi-language System Xentry Tabs for Mercedes-Benz - Daimler AG using WPF, C#, MVVM, and Visual Studio 2015.
  • Developed a Diagnosis System for Mercedes-Benz - Daimler AG using WPF, C#, MVVM, and Visual Studio 2015.
  • Implemented an HMI Multimedia-Demonstrator for Neighborhood Electric Vehicles from GIGATRONIK.
  • Technologies used: C++, Qt, QML, and SCRUM methodology.
May 2012 - Oct 2013
1 year 6 months
Bonn, Germany

Scientific Researcher

University of Bonn

  • Researched "Learning Hierarchical Invariant Features for Action Recognition in videos" using C++ and Python.
  • Worked on acceleration of algorithms using CUDA C++ extension.
Mar 2011 - Apr 2012
1 year 2 months
Germany

Software Developer

Fraunhofer-Institute for Intelligent Analyses

  • Worked on object class segmentation using random forests and RGB-D SLAM.
  • Involved in building semantic maps.
  • Utilized random forests for object class segmentation.
  • Contributed to the 'Nifti' project for a rescue robot.
Jan 2008 - Mar 2008
3 months

Software Developer

Ipsylon

  • Developed Windows Form Applications using Visual Studio 2008, C#, SQL Server 2005, and LINQ to SQL.

Summary

Experienced professional with 11 years of software development and machine learning expertise. Skilled in C++, Python, and C#, with proficiency in frameworks such as OpenCV, TensorFlow, PyTorch, Qt, and WPF. Experienced in MLOps tools including MLFlow, DVC, and LakeFs. Proficient in Docker and Azure Cloud for deployment. Committed to innovation, problem-solving, and delivering high-quality results. Ready to contribute to project success with strong technical skills and deep understanding of software development and machine learning.

Languages

Serbian
Native
English
Advanced
German
Advanced

Education

May 2009 - May 2012

Rheinische Friedrich-Wilhelms University

Master of Science · Computer Science · Bonn, Germany

Oct 2004 - May 2009

Institute for Mathematics and Computer Science

Master of Science · Computer Science · Novi Sad, Serbia · 9.1/10.00