David Frazier
Rio Linda,CA
Summary
Dedicated Security Officer with experience at Securitas Security Services, skilled in incident
reporting and de-escalation techniques. Proven track record in developing safety
procedures and responding to incidents, ensuring compliance with security protocols while
providing exceptional customer service. Reliable and proactive in monitoring facilities to
deter potential threats and enhance safety.
Overview
8
8
years of professional experience
1
1
Certification
Work History
Lugg Helper
Lugg On Demand Delivery
12.2025 - Current
- Heavy Lifting & Moving: Safely lift, carry, load, and unload furniture, appliances, and other large items.
- Teamwork: Work closely with a Lugg Driver in a two-person crew.
- Customer Service: Provide a positive experience for customers during deliveries, moves, and pickups.
- Item Handling: May involve some disassembly/reassembly of furniture and careful placement in the customer's home.
- Job Variety: Handle tasks like store furniture delivery, apartment moves, Craigslist/Marketplace pickups, donation runs, and junk removal
Security Officer
Securitas Security Services
07.2025 - Current
- Assisted in developing safety procedures and emergency response plans.
• Utilized surveillance systems to monitor activities and identify suspicious behavior.
• Monitored facility access to ensure compliance with security protocols.
• Conducted routine patrols to detect and deter potential threats.
Security Officer
Strategic Crime Prevention
01.2024 - Current
- Monitored facility access to ensure compliance with security protocols.
• Conducted routine patrols to detect and deter potential threats.
• Responded promptly to incidents, coordinating with local law enforcement as needed.
• Documented security incidents and prepared detailed reports for management review. - Provided excellent customer service while addressing visitor inquiries or concerns related to
facility safety or access control procedures.
Software Engineer III
Bethesda Game Studios
01.2018 - 06.2025
- Led the development and maintenance of a high-impact mobile Ad SDK used by over 1,000 partner applications, reaching millions of daily active users.
- Architected and implemented a new ad rendering pipeline, leveraging OpenGL and Metal, which improved ad load times by 30% and reduced latency by 45%.
- Optimized ad delivery algorithms and network communication protocols (TCP/IP, HTTP/RESTful APIs) to achieve a 99.9% uptime for ad requests.
- Mentored a team of 3 junior engineers, establishing best practices for code reviews and testing, ensuring high code quality and reliability.
- Collaborated with the Data Science and Product teams to integrate new data collection and analytics frameworks, enhancing ad targeting accuracy by 25%
- Developed and debugged core modules for the company's AdTech platform using C++ and Python.
- Integrated third-party ad mediation services into the existing SDK, expanding ad network partners and increasing fill rates by 15%.
- Wrote and maintained unit and integration tests using frameworks like Jest and Google Test to ensure code quality within the CI/CD workflow.
- Participated in the design and implementation of A/B testing frameworks for various ad formats, contributing to data-driven product decisions
- Assisted in the maintenance and bug fixing of the Android Ad SDK.
- Worked closely with the QA team to identify and resolve performance issues, resulting in a 20% reduction in reported ad-related bugs.
- Implemented front-end components for ad display using JavaScript and WebGL.
Education
Bachelor of Arts - Game Design
University of Silicon Valley
San Jose, CA01-2030
GED -
Tillamook Community College
Tillamook09-2018
Skills
- Incident reporting
- Security guard license
- General security
- Arrest procedures
- Security systems
- Reliability
- De-escalation techniques
- Detainment
- Communication
- Team Player
- Customer Service
- Smartphone Proficiency
- Physical Fitness
- Programming Languages
- AdTech/Rendering Technologies
- Platforms & Tools
- Methodologies
Certification
Guard Card Certification
Timeline
Lugg Helper
Lugg On Demand Delivery
12.2025 - Current
Security Officer
Securitas Security Services
07.2025 - Current
Security Officer
Strategic Crime Prevention
01.2024 - Current
Software Engineer III
Bethesda Game Studios
01.2018 - 06.2025
Bachelor of Arts - Game Design
University of Silicon Valley
GED -
Tillamook Community College