Jess Mahan, Software Developer in Burbank, CA, United States
Jess Mahan

Software Developer in Burbank, CA, United States

Member since February 20, 2018
Jess is a veteran engineer who’s particularly skilled in Go (5 years), C (15 years), and Python (10 years); he’s also experienced in site reliability development and DevOps. He is a professional who has exceptional communication skills and has experience working freelance. Jess joined Toptal to find cutting-edge projects and talented people to work with.
Jess is now available for hire

Portfolio

  • Katch LLC
    Amazon Web Services (AWS), Kubernetes, Docker, Ansible, Terraform, AWS
  • Warner Bros.
    Amazon Web Services (AWS), Syslog-ng, Docker, Ansible, AWS, Go, C
  • Warner Bros.
    Amazon Web Services (AWS), Apache, Apache Tomcat, C, PowerDNS, BIND, Python...

Experience

Location

Burbank, CA, United States

Availability

Part-time

Preferred Environment

Amazon Web Services (AWS), AWS

The most amazing...

...thing I've done was to build one of the first private clouds complete with the infrastructure as code and virtual load balancing.

Employment

  • Site Reliability Engineer

    2017 - 2017
    Katch LLC
    • Designed and implemented the AWS infrastructure using Terraform.
    • Developed the back-end in Go.
    • Built the infrastructure with Ansible.
    • Implemented container management with Docker.
    • Managed the CI/CD pipeline with Jenkins.
    Technologies: Amazon Web Services (AWS), Kubernetes, Docker, Ansible, Terraform, AWS
  • Information Security Engineer

    2015 - 2017
    Warner Bros.
    • Developed an intrusion analysis with Dell Secureworks.
    • Managed a centralized logging environment with Syslog-ng and Rsyslog.
    • Implemented a Kibana (ELK) environment for security event analysis.
    • Built a custom indexing engine in Go (Golang) for a shipment to Kibana.
    • Created custom DNS NetFlow style tools in C for real-time and historical analysis of DNS queries and flow with a REST API microservice for queries.
    Technologies: Amazon Web Services (AWS), Syslog-ng, Docker, Ansible, AWS, Go, C
  • Senior DevOps Engineer

    2013 - 2015
    Warner Bros.
    • Managed all Tomcat 6/7 and GlassFish servers.
    • Implemented cloud orchestration via Puppet.
    • Managed the CI/CD pipelines with Jenkins and the DNS.
    • Migrated the entire on-premise environment (over 5,000 hosts) to AWS.
    Technologies: Amazon Web Services (AWS), Apache, Apache Tomcat, C, PowerDNS, BIND, Python, Jenkins, Puppet, AWS CloudFormation, VMware, AWS

Experience

Skills

  • Languages

    Python, Bash, Go, C, PHP
  • Platforms

    Linux RHEL/CentOS, Debian Linux, Ubuntu Linux, Kubernetes, AWS EC2, Docker, Amazon Web Services (AWS)
  • Tools

    Nginx, iptables, Apache, AWS ECS, Jenkins, AWS ELB, Terraform, AWS CloudFormation, VMware, Puppet, Apache Tomcat, Syslog-ng, Syslog, Rsyslog, Ansible, Google Stackdriver, Google Compute Engine (GCE)
  • Storage

    MySQL, AWS S3, AWS RDS
  • Other

    BIND9, Amazon Route 53, AWS, BIND, PowerDNS, GlassFish
  • Libraries/APIs

    POSIX

Certifications

  • AWS Certified Solutions Architect - Associate
    FEBRUARY 2018 - FEBRUARY 2019
    Amazon Web Services
  • GIAC Certified Intrusion Analyst (GCIA)
    SEPTEMBER 2016 - SEPTEMBER 2020
    GIAC

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