Chitrung Nguyen
Staff Software Engineer - Infrastructure
Experience
Apr 2023 - Present
2 years 3 monthsStaff 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
Apr 2021 - Apr 2023
2 years 1 monthLead Site Reliability Engineer
Workpath
- Halved response time of backend while requests were increasing two fold
- Moving the product from on premise to native cloud on EKS
- Educating engineers on development experience best practices and shaping the organization to adopt these in a formal, repeatable way
- Reduce barriers for engineers to deploy and optimize systems, and actively build bridges between security, development, operations, qa, and customer technical support.
- Responsible for managerial tasks such as 1:1, performance reviews, participating in interview loops, introducing engineering levels
Sep 2018 - Aug 2020
2 yearsInfrastructure Security Engineer
Contentful
- Owning and securing the cloud based content platform production environment
- Leading, designing and implementing projects across multiple teams such as: secrets management synchronization component as Kubernetes operator in golang, company wide cloud SSO(Okta) roll out across 200 internal apps
- Responsible for corporate security best practices, employee training and SDLC
- Management of bug bounty program
- Conducting job interviews of candidates
- Supporting ISO27001 implementation by facilitating process and writing policies
Sep 2017 - Aug 2018
1 yearDevOps Engineer
Funke Digital
- Providing general strategic direction of cloud migration/IT security
- Migrating production from on premise data center to cloud platform (AWS)
- Building and Managing Kubernetes cluster
- Migrating micro services from native execution to container environment
- Automating infrastructure as code with Terraform, Ansible
- Building Jenkins multi branch pipeline
- Building one command dev environment using docker-compose, docker-machine
- Monitoring system with Grafana
- Log Aggregation with ELK Stack
- Conducting job interviews of potential new hirees
Mar 2016 - Aug 2017
1 year 6 months Berlin, Germany
IT System Administrator/DevOps
Bytepark
- Planning and execution of VMware ESXi3 to ESXi5 migration.
- Deployment of a Selenium Grid test-environment with different Hosts (Windows/Linux) and WebDrivers (PhantomJS, Firefox, InternetExplorer, WebKit)
- Designing of the hosting infrastructure with Ansible, based on Docker, Nginx, PHP and MariaDB
- Container Orchestration(Ansible, Docker Compose), Designing of CI/CD Pipelines with Gitlab
- Designing and applying security concept for internal IT/Infrastructure/Employees
Apr 2015 - Nov 2017
2 years 8 monthsIT Consultant/Full Stack Development
Self-Employed
- adIQ: Analysis and evaluation of the existing database; optimization of queries and structures
- geoberlin: Full development and design of the geoberlin blueprint download app, Rollout of the Redmine Project Management System
- JallousDruckhaus: Webdesign and Front End Development for Clients with Ruby(on Rails) and Jekyll
- Respatex: Update of the old static page into a mobile-responsive website
- System Administration of aforementioned clients(Web and Database)
Jan 2011 - Mar 2015
3 years 3 monthsIT Security Test Analyst
T-Systems
- Penetration testing of various Systems, Databases(including Oracle, MySQL, MSSQL), Web Applications and Servers.
- Analysis and evaluation of IT-Systems, documentation of security vulnerabilites.
Jan 2010 - Dec 2013
2 yearsSoftware Developer
T-Systems
- Development of a tool for statistical analysis out of support ticket data.
- Implementation as a Joomla Plugin in PHP.
Languages
German
Native
Vietnamese
Native
English
Advanced
Spanish
Elementary
Education
Oct 2011 - Jun 2015
Hochschule für Telekommunikation Leipzig
Bachelor of Science, Duales Studium · Leipzig, Germany
Certifications & licenses
VS-NfD Belehrung
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