Python (Programming Language)
YING ZHONG BRYAN SIM
Undergraduate Student
Summary
Computer Science undergraduate at the National University of Singapore with experience developing automation tools and infrastructure systems using Python and modern software engineering practices. Strong foundation in system programming, operating systems, and security engineering. Strong interest in building scalable, reliable software platforms for critical infrastructure, reliable software systems, data-driven services and improving developer workflows.
Overview
1
1
years of professional experience
2
2
Certifications
3
3
Languages
Work History
Teaching Assistant
National University of Singapore, NUS
01.2026 - Current
- Helped with grading assignments and tests, providing constructive feedback to students based on results.
- Guided students in understanding operating system concepts including process management and memory management
- Checked assignments, proctored tests and provided grades according to university standards.
Trainer for National Cybersecurity Olympiad (NCO)
National University of Singapore, NUS
11.2025 - 12.2025
- Mentored and coached secondary school and junior college students in cybersecurity fundamentals and capture-the-flag (CTF) challenges
- Developed structured training materials and practice exercises to prepare students for cybersecurity competition
Cybersecurity Intern
Assurity Trusted Solution
10.2021 - 02.2022
- Developed automation scripts to support security monitoring and incident reporting workflows
- Reviewed incident response procedures and proposed improvements to mitigate processes
- Evaluated security product specifications to support deployment decisions for enterprise environments
- Contributed to internal technical documentation for IT security services and operational processes
Education
Bachelor of Computing (Computer Science) - Computer Science
National University of Singapore
Singapore 04.2001 -
Diploma in Cybersecurity & Digital Forensics - Cyber Security
Temasek Polytechnic
Singapore 04.2001 -
Skills
Analytical problem-solving
Technical communication
Cross-functional collaboration
Adaptability and continuous learning
Mentoring and leadership
Accomplishments
- Achieved Bronze Medal for WorldSkills Singapore 2021 (Cybersecurity).
- Achieved Top 10 AI vs COVID-19 Ideation Challenge in 2020
Software
Java (Programming Language)
C (Programming Language)
R (Programming Language)
SQL
React
Nodejs
SQL
REST APIs
Object-Oriented Programming
System Design
Automation
Git
Linux
Docker
Certification
Cisco Certified Network Associate (CCNA)
Notable Projects
May 2025 – Aug 2025
Automated Cyber Range Manager
National University of Singapore
- Design and developed a Python-based automation systems to generate and update cyber-range configuration files through interactive CLI interface
- Implemented modular components for instance, object, and event management following object-oriented design principles
- Generate automated visual network summaries using image-based reports to improve observability of simulated environments
- Reduced manual configuration effort by automating environment setup workflows for cyber-range testing scenarios
July 2021 – October 2021
Mobile Cyber Range
Temasek Polytechnic
- Developed a portable cyber-range environment to simulate common network attack scenarios for cybersecurity training
- Designed hands-on exercises to help users identify threats and implement defensive security practices
February 2021
Penetration Testing As A Service
Temasek Polytechnic
- Conducted web application penetration testing as part of an internal bug bounty program involving government agencies
- Identified security vulnerabilities and documented remediation recommendations
September 2019 – November 2020
IT Network and System Administration
Temasek Polytechnic
- Configuring network devices and servers to support enterprise-style network infrastructure
- Integrating Windows and Linux Servers within a mixed operating system environment
- Gained hands-on experience in network configuration, system administration, and troubleshooting
- Applied networking concepts including IP addressing, server configuration, and network services
April 2019 – September 2019
Software Solution for Business
Temasek Polytechnic
- Developed a business-oriented software application using C# and object-oriented programming principles
- Analyzed business requirements and translated them into functional software features
- Gained practical experience in software design, debugging, and iterative development
Timeline
Teaching Assistant
National University of Singapore, NUS
01.2026 - Current
Trainer for National Cybersecurity Olympiad (NCO)
National University of Singapore, NUS
11.2025 - 12.2025
Japanese-Language Proficiency Test (JLPT) N2
07-2025
Cybersecurity Intern
Assurity Trusted Solution
10.2021 - 02.2022
Cisco Certified Network Associate (CCNA)
10-2020
Bachelor of Computing (Computer Science) - Computer Science
National University of Singapore
04.2001 -
Diploma in Cybersecurity & Digital Forensics - Cyber Security
Temasek Polytechnic
04.2001 -