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paul-halvorsen-resume.md
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---
name: Paul Halvorsen
keywords: rust, cargo, python, c, docker, containers, tdd, test driven development, pytest, ci/cd, javascript, jquery, php, mysql, rest, api, json, xml, git, gitlab, nginx, remote, testing
keywords: rust, cargo, python, c, docker, containers, TDD, test driven development, pytest, CI/CD, JavaScript, JQuery, PHP, MySQL, rest, API, JSON, XML, git, GitLab, nginx, remote, testing
left-column:
- 'Sr Software Developer'
- 'Email: [paul_halvorsen@halvo.me](mailto:paul_halvorsen@halvo.me)'
- 'Email: [paul.halvorsen@pm.me](mailto:paul.halvorsen@pm.me)'
- 'Phone: +1-410-236-4665'
- 'Last Updated: \today'
right-column:
- 'Personal Blog: [https://flow.halvo.me](https://flow.halvo.me)'
- 'Phone: +1-410-236-4665'
- 'LinkedIn: [www.linkedin.com/in/paul-halvorsen](www.linkedin.com/in/paul-halvorsen)'
- 'Citizen of the United States'
---
# Summary
I'm a Software Engineer with over 13 years development and 17 years professional experience, with exposure to Rust, C, Python, PHP, Go, JavaScript, Java, and C++ languages; various SQL databases; JQuery and Pytest frameworks; Docker containerization; and Rest API, NATS, JSON, XML, and nginx technologies.
I'm a Software Engineer with over 14 years development and 18 years professional experience, with exposure to Rust, C, Python, PHP, Go, JavaScript, Java, and C++ languages; various SQL DBs; tokio, JQuery, and Pytest frameworks; Docker and GitLab CI/CD; and Rest API, NATS, JSON, XML, and nginx technologies.
# Work Experience
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**Sr Software Engineer**: April 2022 - Present
- Rust development using cargo, cmake, and cross compilation
- Python development using pyenv, pipenv, cython, docker build environment, gitlab pipelines, and static compilation
- Develop security alarms for Windows, Linux (Debian and RedHat), and MacOS
- Rust development including: tokio (test), reqwest, anyhow, serde, windows, cargo, cmake, and WIX
- Python development using pyenv, pipenv, cython, docker, GitLab pipelines, and static compilation
- Develop security alarms for Windows, Linux (Debian and RedHat), and MacOS: Event driven by Windows Events, file and directory updates, and network connections
- Written RFC and ADR to drive design and decision making on project direction
- Design and build containment for all platforms upon detected compromise
- Design and build secure key exchange and connections
- Design and build encrypted SQLite DB (configuration and cache), network containment, and secure key exchange and authentication
- Design and build HTTP and NATS Rest API for receiving configuration (JSON) and sending data to backend servers and Microsoft Azure
- Aid in distributed deployment to dozens of customers with hundreds of endpoints
## Kyrus Tech
**Sr Software Engineer**: Nov 2020 - April 2022
- Perform test driven development: C, Python/Pytest, Docker, GitLab CI/CD
- Perform test driven development: C, Python/Pytest, Docker, GitLab CI/CD, Ghidra
- Build covert communications and file transfers proxy: HTTPS, Apache Thrift, Rest API
- Design compact router fingerprinting and vulnerability analysis: Android, HTTPS, TCP/IP, StreamCypher Encryption
- Modify existing code to suppress system logging from Linux Kernel module: various Linux Kernel versions, Ghidra
- Design compact router fingerprinting and vulnerability analysis: Android, TCP/IP, StreamCypher
- Modify C code to suppress system logging in various Linux Kernel versions
## Parsons
**Cyber Security Software Engineer**: Apr 2018 - Nov 2020
- Continue development of covert Windows application: C, C++, Python
- Build modular solution for plugin architecture
- Design custom API for minimal data transfer to back-end
- Develop covert Windows application: C, C++, Python
- Build modular solution for plugin architecture and distributed deployment
- Design custom API for minimal communications on limited bandwidth
- Encrypt storage and comms using AES shared key to maintain confidentiality and integrity
- Build prototype back-end service for file storage and search: Java, Tomcat, Niagarafiles (NiFi), nginx, Hadoop, MySQL, LDAP, RBAC
- Build back-end service for file storage and search: Java, Tomcat, NiagaraFiles (NiFi), nginx, Hadoop, MySQL, LDAP, RBAC
- Create API for uploading files via web interface or CLI
- Track and maintain multi-level user access
- Generate metadata for searching
## NSA
@@ -56,10 +57,9 @@ I'm a Software Engineer with over 13 years development and 17 years professional
- RedTeam DevOps development of browser enumeration, manipulation, and exploitation: PHP, JavaScript, JQuery, CSS, Python, MySQL, Java, Apache, Tomcat, Linux, Windows, Chrome, Firefox, Safari, IE, Edge
- Design Rest and JSON API to transfer data between targets, server, and UI
- Deliver covert JavaScript to targets for enumeration and exploitation
- Design front-end to provide a dynamic UI with real time target data and graphs and charts for in-depth data
- Distribute covert JavaScript to targets across US government networks for enumeration and exploitation
- Design front-end to provide a dynamic UI with real time target data, graphs, and charts
- Design MySQL database to hold and quickly query enumeration and exploitation data
- Update PHP back-end for security and performance
- Advise and develop vulnerability mitigation strategies for various military and government customers
- Train and provide SOPs to NSA RedTeam operators for various tools
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# Education
- **University of Maryland Baltimore Campus**: Masters in Computer Science; 2013. Thesis: "Stateless Detection of Malicious Traffic: Emphasis on User Privacy"
- **Salisbury University**: Bachelors in Computer Science; 2009. Magna Cum-Laude
- **Salisbury University**: Bachelors in Computer Science, Minor in Math; 2009. Magna Cum-Laude
- **Security+** (Expired): ID: COMP001021281239; Exp Date: 04/04/2024
- **Royal Military College (RMC Canada)**: Training in OpenBSD development and administration
@@ -97,6 +97,6 @@ I'm a Software Engineer with over 13 years development and 17 years professional
- **RedBlue Conference**: Presented combination web enumeration/exploitation tool
- **National Conference for Undergrad Research (NCUR)**: Presented development of STK scenario building and manipulation
- **SANS Courses**: Staying up-to-date on security research
- **Homelab**: Running email, cloud storage, gitea, DNS, multimedia, geneology, and static web page services
- **Web Admin for PTA**: Setup and maintain a Wordpress site
- **Homelab**: Proxmox running test VMs, email, cloud storage, gitea, DNS, multimedia, genealogy, and static web pages
- **Web Admin for PTA**: Setup and maintain WordPress pages, calendar, and blog

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