Monika Müller - Cybersecurity Engineer

Q: Where is Monika based?

Monika is based in Prague, Czech Republic and can operate in on-site , hybrid , and remote work models.

Q: What languages does Monika speak?

Monika speaks the following languages: Czech (Native), English (Advanced), German (Elementary) .

Q: How many years of experience does Monika have?

Monika has at least 17 years of experience. During this time, Monika has worked in at least 11 different roles and for 11 different companies . The average length of individual experience is 2 years and 6 months . Note that Monika may not have shared all experience and actually has more experience.

Q: What is Monika's latest experience?

Monika's most recent position is Cybersecurity Engineer at Corpus Solutions .

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

In recent years, Monika has worked for Corpus Solutions , Barclays , and SAP .

Q: Which industries is Monika most experienced in?

Monika is most experienced in industries like Information Technology , Banking and Finance , and Energy . Monika also has some experience in Transportation and Professional Services .

Q: Which business areas is Monika most experienced in?

Monika is most experienced in business areas like Information Technology , Product Development , and Business Intelligence . Monika also has some experience in Research and Development .

Q: Which industries has Monika worked in recently?

Monika has recently worked in industries like Information Technology and Banking and Finance .

Q: Which business areas has Monika worked in recently?

Monika has recently worked in business areas like Information Technology .

Recommended expert

Prague, Czech Republic

Experience

May 2024 - Jun 2025

1 year 2 months

Prague, Czech Republic

Cybersecurity Engineer

Corpus Solutions

Reverse engineered Android malware using Ghidra, IDA Pro, Radare2, OllyDbg
Authored YARA/SIGMA rules for detection of mobile threats
Collaborated on red team operations targeting ICS/SCADA environments for critical infrastructure
Developed custom tools for dynamic malware analysis and exploit automation

Aug 2022 - Aug 2024

2 years 1 month

Prague, Czech Republic

Vice President of Security Engineering

Barclays

Reverse engineered malware targeting the financial sector across Windows, Linux, macOS
Built comprehensive YARA/SIGMA detection libraries for SOC and TI teams
Integrated custom detection rules into EDR/XDR platforms
Automated malware analysis pipelines using Python and C++ plugins

Dec 2020 - Aug 2022

1 year 9 months

Prague, Czech Republic

Lead Security Engineer

SAP

Led red team operations against data centers with custom malware simulating APT campaigns
Reverse engineered and modified malware for SOC detection capability testing
Created tailored YARA/SIGMA rules for internal Threat Intelligence

Oct 2018 - Nov 2020

2 years 2 months

Prague, Czech Republic

Red Team Analyst

McKinsey & Company

Developed custom malware for Windows & Linux platforms during red team engagements
Reverse engineered APT tools and exploits; developed detection modules in Rust
Implemented ML-based malware detection integrated into analytics pipelines

Dec 2017 - Sep 2018

10 months

San Francisco, United States

Principal Software Engineer

H2O.ai

Developed AI algorithms optimized for Nvidia GPU and CPU
Implemented advanced algorithms including Matrix Factorization, Linear/Ridge Regression, K-Means, and PCA using C++11 and Python

Jun 2016 - Sep 2018

2 years 4 months

Prague, Czech Republic

Senior DevSecOps Engineer

DHL

Programmed cloud-based security platforms and automated security testing

Feb 2015 - Apr 2016

1 year 3 months

Prague, Czech Republic

Bug Hunter

Deutsche Börse

Developed backend algorithms in C++ for trading systems

Jan 2014 - Oct 2014

10 months

Zürich, Switzerland

Software Developer

SUNGARD

Led development of financial software products
Implemented first AML solution using .NET, C#, and Oracle

Jan 2013 - Dec 2013

1 year

Zürich, Switzerland

Quantitative Developer

AXPO Trading

Translated complex models into software using SQL, Spark, Hadoop; increased prediction accuracy

Jun 2010 - Dec 2012

2 years 7 months

Prague, Czech Republic

Algorithmic Software Developer

Unicorn

Proposed and implemented energy trading platform algorithms

Sep 2006 - Nov 2008

2 years 3 months

Ostrava, Czech Republic

Junior Software Developer

Pike and TietoEnator

Developed optimization and scheduling systems using data engineering and cloud technologies

Industry Experience

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

Experienced in Information Technology, Banking and Finance, Energy, Transportation, and Professional Services.

Information Technology

Banking and Finance

Energy

Transportation

Professional Services

Business Area Experience

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

Experienced in Information Technology, Product Development, Business Intelligence, and Research and Development.

Information Technology

Product Development

Business Intelligence

Research and Development

Summary

Cybersecurity Engineer with 15+ years of experience in reverse engineering, malware development and analysis across multi-OS architectures (Windows, Linux, macOS, Android, iOS, embedded). Proven expertise in YARA/SIGMA rule authoring, threat intelligence collaboration, and development of custom tools for red team operations. Experienced in working with global enterprises and leading threat hunting initiatives, with research contributions influencing the security community.

Skills

Reverse Engineering Tools: Ida Pro, Ghidra, Radare2, Ollydbg, X64dbg, Pe-bear, Binwalk, Frida, Cutter, Volatility, Suricata, Zeek, Wireshark
Malware Analysis: Static/dynamic Analysis, Unpacking, Shellcode Analysis, C2 Traffic Analysis, Multi-os Malware Research
Detection Engineering: Yara, Sigma, Suricata Rule Authoring, Siem/edr/xdr Integration
Programming: C, C++, Rust, Python, Asm, Go
Frameworks: Mitre Att&ck, Ics/scada Security, Nist, Iso 2700x, Iec 62443

Languages

Czech

Native

English

Advanced

German

Elementary

Education

Oct 2003 - Jun 2006

VSB-TU Ostrava, Faculty of Mechanical Engineering

PhD · Applied Mathematics in Hydrodynamics · Ostrava, Czech Republic

Oct 1997 - Jun 2003

VSB-TU Ostrava, Faculty of Mechanical Engineering

Master’s Degree · Ostrava, Czech Republic

Certifications & licenses

Giac Certified Penetration Tester

Ios Development: Security

Autopsy Forensics

Web Application Penetration Testing

Subnetting, Cryptography, Network Devices, Fundamental Linux Administration, Fundamental System Troubleshooting

Java Ee 5 Enterprise Architect Certified Master Exam

Oracle Database 11g: Advanced Pl/SQl

Itil V3 Foundation

Omg-Certified Uml Professional Advanced Exam

Statistics

Experience

Total positions 11

Experience in Information Technology 5.5 y

Avg length 1 y 7 m

Longest experience 2 y 6 m

Global Experience

Countries worked in 3 (Czech Republic, Switzerland, United States)

Primary country Czech Republic

Expertise

Recent roles Cybersecurity Engineer, Vice President of Security Engineering, Lead Security Engineer

Main industries Information Technology, Banking and Finance, Energy

Main business areas Information Technology, Product Development, Business Intelligence

Qualifications

Highest degree Doctorate

Certifications earned 9

Profile

Created

October 2025

Need a freelancer? Find your match in seconds.

Try FRATCH GPT

Frequently asked questions

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

Where is Monika based?

Monika is based in Prague, Czech Republic and can operate in on-site, hybrid, and remote work models.

What languages does Monika speak?

Monika speaks the following languages: Czech (Native), English (Advanced), German (Elementary).

How many years of experience does Monika have?

Monika has at least 17 years of experience. During this time, Monika has worked in at least 11 different roles and for 11 different companies. The average length of individual experience is 2 years and 6 months. Note that Monika may not have shared all experience and actually has more experience.

What roles would Monika be best suited for?

Based on recent experience, Monika would be well-suited for roles such as: Cybersecurity Engineer, Vice President of Security Engineering, Lead Security Engineer.

What is Monika's latest experience?

Monika's most recent position is Cybersecurity Engineer at Corpus Solutions.

What companies has Monika worked for in recent years?

In recent years, Monika has worked for Corpus Solutions, Barclays, and SAP.

Which industries is Monika most experienced in?

Monika is most experienced in industries like Information Technology, Banking and Finance, and Energy. Monika also has some experience in Transportation and Professional Services.

Which business areas is Monika most experienced in?

Monika is most experienced in business areas like Information Technology, Product Development, and Business Intelligence. Monika also has some experience in Research and Development.

Which industries has Monika worked in recently?

Monika has recently worked in industries like Information Technology and Banking and Finance.

Which business areas has Monika worked in recently?

Monika has recently worked in business areas like Information Technology.

What is Monika's education?

Monika holds a Doctorate in Applied Mathematics in Hydrodynamics from VSB-TU Ostrava, Faculty of Mechanical Engineering and a Master from VSB-TU Ostrava, Faculty of Mechanical Engineering.

Does Monika have any certificates?

Monika has 9 certificates. Among them, these include: Giac Certified Penetration Tester, Ios Development: Security, and Autopsy Forensics.

What is the availability of Monika?

Monika is immediately available full-time for suitable projects.

What is the rate of Monika?

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