Nenad Biresev - Freelance Computer Vision Engineer

Q: Where is Nenad based?

Nenad is based in Bonn, Germany .

Q: What languages does Nenad speak?

Nenad speaks the following languages: Serbian (Native), German (Advanced), English (Advanced) .

Q: How many years of experience does Nenad have?

Nenad has at least 15 years of experience. During this time, Nenad has worked in at least 8 different roles and for 11 different companies . The average length of individual experience is 1 year and 4 months . Note that Nenad may not have shared all experience and actually has more experience.

Q: What is Nenad's latest experience?

Nenad's most recent position is Safety Video Analytics Project for Airbus at Airbus .

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

In recent years, Nenad has worked for Airbus , DB InfraGO , Vorwerk & Co. KG , Veridos GmbH , and Pragmatic Play .

Q: Which industries is Nenad most experienced in?

Nenad is most experienced in industries like Information Technology , Government and Administration , and Automotive . Nenad also has some experience in Manufacturing , Education , and Transportation .

Q: Which business areas is Nenad most experienced in?

Nenad is most experienced in business areas like Product Development , Research and Development , and Information Technology . Nenad also has some experience in Quality Assurance .

Q: Which industries has Nenad worked in recently?

Nenad has recently worked in industries like Government and Administration , Information Technology , and Manufacturing .

Q: Which business areas has Nenad worked in recently?

Nenad has recently worked in business areas like Product Development , Research and Development , and Information Technology .

Recommended expert

Bonn, Germany

Check rate

Experience

Nov 2025 - Apr 2026

6 months

Remote

Safety Video Analytics Project for Airbus

Airbus

Developed a real-time video analytics proof-of-concept for deployment on NVIDIA Jetson edge devices.
Implemented DeepStream pipelines including object detection, tracking, human pose estimation, face anonymization, and zone intrusion detection.
Built a Qt/Python demonstration UI interfacing with the AI pipeline via REST APIs.

Jun 2025 - Dec 2025

7 months

Remote

Autonomous Driving Data Quality — DB InfraGO

DB InfraGO

Developed Python pipelines to analyze multi sensor datasets recorded as ROS2 bag files.
Processed synchronized streams from Radar, LiDAR, RGB, Thermal, and ToF cameras used in autonomous train perception systems.
Implemented automated quality checks detecting corrupted bags, missing messages, synchronization issues, and incorrect formats.

Jan 2024 - Apr 2026

2 years 4 months

Bonn, Germany

Freelance Computer Vision Engineer

Vorwerk & Co. KG

Improved obstacle detection performance for autonomous cleaning robots by ~12% through dataset optimization and failure-case analysis.
Developed multi-modal perception pipelines combining ToF depth and intensity data with YOLO detection and semantic segmentation.
Deployed optimized C++ inference pipelines on ARM64 embedded robotic platforms.
Implemented map-based robot intelligence including no-go zones and optimized cleaning routes using A* and Traveling Salesman optimization.

Feb 2022 - Present

4 years 6 months

Bonn, Germany

Freelance Computer Vision Engineer

Veridos GmbH

Developed multi-modal biometric anti-spoofing systems for airport automated border control.
Built RGB + thermal face detection and presentation attack detection pipelines improving spoof detection accuracy by ~8% (~99.2% overall).
Developed DeepLabV3+ portrait background removal achieving ~98.8% mIoU.
Contributed to document intelligence including passport damage detection and OCR pipelines.

May 2020 - Dec 2021

1 year 8 months

Remote

Live Casino Computer Vision

Pragmatic Play

Developed real-time computer vision systems for live casino games (roulette and blackjack) using live camera feeds deployed at multiple casino sites.
Built detection pipelines for roulette ball tracking, number recognition, ball landing position, and rotation counting; and blackjack card recognition with continuous game state monitoring.
Engineered a high-throughput inference pipeline achieving 200 FPS on NVIDIA Jetson edge devices by adapting a MobileNetV2-SSD architecture with a simplified backbone and head to meet strict latency constraints.
Integrated results upload via REST API to Azure-hosted databases and deployed training pipelines on Azure compute clusters.
Implemented production monitoring with Prometheus metrics and alerting, and maintained a CI/CD pipeline with Jenkins.

Dec 2018 - Feb 2022

3 years 3 months

Bonn, Germany

Machine Learning Engineer for RPA

Freelance

Conducted R&D into autonomous game-playing agents for card game environments, implementing real-time card detection, hand recognition, and decision-making logic across multiple edge devices.
Developed deep learning pipelines for object detection and UI element classification using TensorFlow
Implemented automation and RPA solutions using Python and C++.
Deployed applications on-premises and in Azure cloud environments

Oct 2017 - Nov 2018

1 year 2 months

Koblenz, Germany

Machine Learning Engineer - Computer Vision

Motec GmbH

Trained deep learning models for object detection tasks to recognize humans, cars, trees and other objects 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

Software Developer

Gigatronik Holding GmbH

Developed a face recognition iOS app using Xcode, Objective C and OpenCV allowing users to register accounts and login via face recognition
Implemented gesture recognition on Jetson with Asus Xtion Pro Camera using C++, OpenCV, OpenNI and Nite to record and recognize hand gestures as input commands
Built a Ford Sync iOS app to control Ford Sync via Bluetooth Low Energy using Xcode and Objective C
Created a peripheral and central simulator for BLE devices in an iOS app using Xcode and Objective C
Developed a Mac OS X driver for a Bosch eBike device in C and C++
Implemented HMI for BHTC Multi-Touch demonstrator in Visual Studio 2013 with C#, Windows Forms and WPF providing handwriting recognition, image manipulation and finger gesture recognition
Developed HMI for BHTC demonstrator controlling air conditioner in a car using C++, Qt and QML
Delivered EVOBUS project for Mercedes-Benz - Daimler AG implementing HMI for an autonomous driving bus using WPF, C#, MVVM and Visual Studio 2015
Implemented multi-language System Xentry tabs and diagnosis systems for Mercedes-Benz - Daimler AG using WPF, C#, MVVM and Visual Studio 2015
Created HMI multimedia demonstrator for Neighborhood Electric Vehicles from Gigatronik using C++, Qt and QML in a SCRUM environment

May 2012 - Oct 2013

1 year 6 months

Bonn, Germany

Scientific Researcher

University of Bonn

Researched hierarchical invariant features for action recognition in videos using C++ and Python
Accelerated algorithms with CUDA C++ extensions

Mar 2011 - Apr 2012

1 year 2 months

Software Developer

Fraunhofer-Institute for Intelligent Analyses

Performed object class segmentation using random forests and RGB-D SLAM
Built semantic maps using random forests for object class segmentation
Contributed to the Nifti rescue robot project

Jan 2008 - Mar 2008

3 months

Software Developer

Ipsylon

Developed Windows Form applications in Visual Studio 2008 using C#, SQL Server 2005 and LINQ to SQL

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Information Technology, Government and Administration, Automotive, Manufacturing, Education, and Aerospace and Defense.

Information Technology

Government and Administration

Automotive

Manufacturing

Education

Aerospace and Defense

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Product Development, Research and Development, Information Technology, and Quality Assurance.

Product Development

Research and Development

Information Technology

Quality Assurance

Summary

Computer Vision Engineer with 10+ years specializing in AI driven visual perception and 15+ years in software development with a track record of taking systems from research prototype to production hardware. Built and deployed real world perception pipelines across autonomous robotics, live biometric border control, safety critical drowning detection, and high throughput video analytics at 200 FPS on edge devices. Comfortable at every layer of the stack from CUDA optimized model architectures on NVIDIA Jetson to cloud training pipelines on Azure and Databricks. Driven by hard constraints: latency, reliability, and accuracy that holds up outside the lab.

Skills

C++: 6 Years
Python: 8 Years
C#: 7 Years
Opencv: 8 Years
Tensorflow: 4 Years
Pytorch: 4 Year
Qt: 5 Years
Wpf: 5 Years
Mlflow: 2 Years
Dvc: 1 Year
Lakefs: 1 Year
Docker: 4 Years
Flyte: 2 Year
Azure Cloud: 4 Years
Google Cloud 6 Months
Os: Windows, Linux, Os X
Databricks: 2 Years
Aws: 2 Years

Languages

Serbian

Native

German

Advanced

English

Advanced

Education

May 2009 - May 2012

Rheinische Friedrich-Wilhelms University - Bonn

Master of Science, Computer Science · Computer Science · Bonn, Germany

Oct 2004 - May 2009

Institute For Mathematics Und Computer Science - Novi Sad, Serbia

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

Statistics

Experience

Total positions 11

Experience in Information Technology 7.5 y

Avg length 1 y 9 m

Longest experience 4 y 5 m

Global Experience

Countries worked in 1 (Germany)

Primary country Germany

Expertise

Recent roles Safety Video Analytics Project for Airbus, Autonomous Driving Data Quality — DB InfraGO, Freelance Computer Vision Engineer

Main industries Information Technology, Government and Administration, Automotive

Main business areas Product Development, Research and Development, Information Technology

Qualifications

Highest degree Master

Profile

Created

June 2024

Last Update

July 2026

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Frequently asked questions

Have questions? Find more information here.

Where is Nenad based?

Nenad is based in Bonn, Germany.

What languages does Nenad speak?

Nenad speaks the following languages: Serbian (Native), German (Advanced), English (Advanced).

How many years of experience does Nenad have?

Nenad has at least 15 years of experience. During this time, Nenad has worked in at least 8 different roles and for 11 different companies. The average length of individual experience is 1 year and 4 months. Note that Nenad may not have shared all experience and actually has more experience.

What roles would Nenad be best suited for?

Based on recent experience, Nenad would be well-suited for roles such as: Safety Video Analytics Project for Airbus, Autonomous Driving Data Quality — DB InfraGO, Freelance Computer Vision Engineer.

What is Nenad's latest experience?

Nenad's most recent position is Safety Video Analytics Project for Airbus at Airbus.

What companies has Nenad worked for in recent years?

In recent years, Nenad has worked for Airbus, DB InfraGO, Vorwerk & Co. KG, Veridos GmbH, and Pragmatic Play.

Which industries is Nenad most experienced in?

Nenad is most experienced in industries like Information Technology, Government and Administration, and Automotive. Nenad also has some experience in Manufacturing, Education, and Transportation.

Which business areas is Nenad most experienced in?

Nenad is most experienced in business areas like Product Development, Research and Development, and Information Technology. Nenad also has some experience in Quality Assurance.

Which industries has Nenad worked in recently?

Nenad has recently worked in industries like Government and Administration, Information Technology, and Manufacturing.

Which business areas has Nenad worked in recently?

Nenad has recently worked in business areas like Product Development, Research and Development, and Information Technology.

What is Nenad's education?

Nenad holds a Master in Computer Science from Rheinische Friedrich-Wilhelms University - Bonn and a Master in Computer Science from Institute For Mathematics Und Computer Science - Novi Sad, Serbia.

What is the availability of Nenad?

Nenad is immediately available full-time for suitable projects.

What is the rate of Nenad?

Nenad's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.