Chitrung Nguyen
Staff Software Engineer - Infrastructure
Experience
Staff Software Engineer - Infrastructure
Workpath
- Owning, designing, securing, maintaining reliability of the cloud based platform environments
- Increasing developer productivity and growing the infrastructure team horizontally and vertically to 5 engineers
- Realised infrastructure cost reduction of 50% by utilizing efficient spot instances
- Improved PE developer efficiency by 15% with survey led development process
Lead Site Reliability Engineer
Workpath
- Halved response time of backend while requests were increasing two fold
- Moved the product from on premise to native cloud on EKS
- Educated engineers on development experience best practices and shaped the organization to adopt these in a formal, repeatable way
- Reduced barriers for engineers to deploy and optimize systems, and actively built bridges between security, development, operations, QA, and customer technical support
- Responsible for managerial tasks such as 1:1s, performance reviews, participating in interview loops, introducing engineering levels
Infrastructure Security Engineer
Contentful
- Owning and securing the cloud based content platform production environment
- Led, designed and implemented projects across multiple teams such as a secrets management synchronization component as Kubernetes operator in Golang and a company wide cloud SSO (Okta) roll out across 200 internal apps
- Responsible for corporate security best practices, employee training and SDLC
- Managed the bug bounty program
- Conducted job interviews of candidates
- Supported ISO27001 implementation by facilitating processes and writing policies
DevOps Engineer
Funke Digital
- Provided general strategic direction of cloud migration and IT security
- Migrated production from on premise data center to AWS cloud platform
- Built and managed a Kubernetes cluster
- Migrated microservices from native execution to container environment
- Automated infrastructure as code with Terraform and Ansible
- Built Jenkins multibranch pipeline
- Built one-command dev environment using docker-compose and docker-machine
- Monitored systems with Grafana
- Aggregated logs with ELK Stack
- Conducted job interviews of potential new hires
IT System Administrator/DevOps
Bytepark
- Planned and executed VMware ESXi3 to ESXi5 migration
- Deployed a Selenium Grid test environment with different hosts (Windows/Linux) and WebDrivers (PhantomJS, Firefox, Internet Explorer, WebKit)
- Designed the hosting infrastructure with Ansible, based on Docker, Nginx, PHP and MariaDB
- Orchestrated containers with Ansible and Docker Compose and designed CI/CD pipelines with GitLab
- Designed and applied security concept for internal IT, infrastructure and employees
IT Consultant/Full Stack Development
Self-Employed
- adIQ: Analyzed and evaluated the existing database; optimized queries and structures
- geoberlin: Fully developed and designed the geoberlin blueprint download app; rolled out the Redmine project management system
- JallousDruckhaus: Webdesign and front end development for clients with Ruby on Rails and Jekyll
- Respatex: Updated the old static page into a mobile-responsive website
- Provided system administration for aforementioned clients' web and database environments
IT Security Test Analyst
T-Systems
- Penetration testing of various systems, databases (including Oracle, MySQL, MSSQL), web applications and servers
- Analyzed and evaluated IT systems; documented security vulnerabilities
Software Developer
T-Systems
- Developed a tool for statistical analysis of support ticket data
- Implemented as a Joomla plugin in PHP
Industry Experience
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Experienced in Information Technology and Media and Entertainment.
Business Area Experience
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Experienced in Information Technology, Project Management, Product Development, Customer Service, Operations, and Quality Assurance.
Skills
Basic
- Adobe Creative Suite
- Sqlite
- Kvm
- Vmware Vcloud Suite
- Elk Stack
- Windows Server 2008
Intermediate
- Html5
- Css3
- Javascript
- Ruby(on Rails)
- Latex
- Git
- Postgresql
- Nginx
- Ansible
- Vagrant
- Nagios
- Grafana
- Aws
- Microsoft Windows & Office Suite
- Golang
Advanced
- Linux (Debian, Rhel)
- Lamp Stack
- Bsd(mac Os X)
- Security Testing
- Docker
- Shellscripting
- Aws(compute, Storage, Iam, Kubernetes, Terraform
Languages
Education
University of Applied Sciences for Telecommunications Leipzig
Bachelor of Science Dual Study, Bachelor Thesis Title: Economic Effects of Cyber Attacks on Business Informatics · Business Informatics · Leipzig, Germany
Certifications & licenses
VS-NfD Briefing
Statistics
Experience
Global Experience
Expertise
Qualifications
Profile
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