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Can Burak Cilingir, Software Developer in New York, NY, United States
Can Burak Cilingir

Software Developer in New York, NY, United States

Member since May 17, 2017
Can is an expert DevOps with more than a decade of experience in Linux-and-related technologies. He's worked as a DevOps leader team leader and is currently responsible for all of the digital infrastructure. Overall, he's a seasoned Python developer who likes to explain his solutions in detail.
Can is now available for hire

Portfolio

Experience

  • Zabbix, 10 years
  • Django, 10 years
  • Amazon Web Services (AWS), 6 years
  • Fabric, 5 years
  • Jenkins, 5 years
  • SaltStack, 4 years
  • AWS CloudFormation, 1 year
  • Fluentd, 1 year
New York, NY, United States

Availability

Part-time

Preferred Environment

Emacs, Git, PyCharm, Sublime

The most amazing...

...system I've built was a fully automated, self-healing infrastructure from deployment to scaling. The company could survive without me as long as they like.

Employment

  • Site Reliability Engineer

    2018 - PRESENT
    LinkedIn
    • Acted in the role of a site reliability engineer; more details to be added later.
    Technologies: Various
  • TechOps Engineer

    2017 - 2018
    Akinon
    • Managed and was responsible for the technology operations of the company.
    • Setup and maintained the infrastructure required to run a multi-tier application in a maintainable format with CloudFormation and repeating for each new customer of the company.
    • Maintained the hosts via SaltStack and monitored them starting from the high level (performance from the end users' perspective) to the low level (number of tasks in the queues) down to lowest level (unintended I/O changes).
    • Deployed the code with Fabric, triggered by Jenkins.
    • Handled 100% of the uptime for four months.
    Technologies: AWS, Boto, CloudFormation, Django, EC2, Elastic Beanstalk, Elasticsearch, Fabric, Firewall, IaaC, Jenkins, Nginx, Open VPN, PostgreSQL, Python, RDS, SaltStack, SQS, Supervisor, uWSGI, VPN, Zabbix
  • DevOps Engineer

    2017 - 2017
    Trinity Mobile Networks (via Toptal)
    • Gave input to the team on technology decisions.
    Technologies: Terraform
  • Technical Manager

    2016 - 2017
    Metglobal
    • Led the team that developed the main search and booking engine.
    • Attended meetings with the upper management.
    • Kept the application up and running—mainly an extension of my previous role.
    • Handled the systems as part of a double-tiering project with no downtime.
    Technologies: Ansible, Apache, AWS, Boto, Debian, Django, Docker, EC2, Elasticsearch, Fabric, Firewall, Fluentd, Gunicorn, Jenkins, Nagios, Nginx, PostgreSQL, Puppet, Python, RDS, Supervisor, uWSGI, VPN
  • DevOps Team Lead

    2015 - 2016
    Metglobal
    • Managed for the uptime and deployment of all company projects.
    • Handled the infrastructure on AWS with more than 300 hosts including Redis, Elasticsearch clusters which were all set-up by my team or peers.
    • Developed a highly available logging system setup capable of handling logs of a 80k/min requests of a complex REST application—delivering to CloudWatch logs, S3, and more.
    • Pointed out the runtime performance problems of the applications by monitoring all the critical parts.
    Technologies: Ansible, Apache, AWS, Boto, Debian, Django, Docker, EC2, Elasticsearch, Fabric, Firewall, Fluentd, Gunicorn, Jenkins, Nagios, Nginx, PostgreSQL, Puppet, Python, RDS, Supervisor, uWSGI, VPN
  • System Operations Manager

    2013 - 2015
    Sky Atlas
    • Developed and operated cloud-based services, covering the whole stack SaaS, PaaS, and IaaS.
    • Started first with an in-house orchestration with LXC, followed by OpenVZ and Xen; the final decision was OpenStack.
    Technologies: Apache, AWS, Ceph, Cinder, Debian, Django, EC2, Firewall, Gunicorn, Heat, Jenkins, LXC, Nagios, Neutron, Nova, Open vSwitch, OpenStack, OpenVZ, Puppet, Python, Sahara, Supervisor, Swift, VPN, VXLAN, Xen, Zabbix
  • Co-founder

    2012 - 2013
    Telosoft
    • Worked for a boutique software house catering to newly-founded startups and financial institutions.
    • Developed and performed system administration tasks and consultation as needed.
    • Worked mostly on projects that involved Django and iOS.
    Technologies: Apache, AWS, bind, CSS, Debian, Django, EC2, EMR, Fabric, Firewall, Gunicorn, Hadoop, HTML, iOS Development, JavaScript, Jenkins, Nagios, PostgreSQL, Puppet, Python, RabbitMQ, Red5, Supervisor, VPN, Zabbix
  • System Administrator | Developer

    2009 - 2012
    42 Ventures
    • Developed a portfolio management system, CRM solution, and e-fiduciary software to support a team of asset managers.
    • Deployed an algorithmic trading platform's back-end to Hadoop on Amazon Elastic MapReduce.
    • Coded, deployed, and maintained eCommerce platforms that power private shopping and group buying sites across APAC among with all related infrastructure such as e-mail delivery, accounting, HR, and payment gateways all running on a small farm of servers at AWS.
    • Installed and configured IP telephony services using open source tools to solve immediate office needs.
    Technologies: Apache, AWS, Bind, CSS, Debian, Django, EC2, EMR, Firewall, Hadoop, HTML, JavaScript, Jenkins, Nagios, PostgreSQL, Puppet, Python, RabbitMQ, Supervisor, VPN, Zabbix
  • Teaching Assistant

    2005 - 2009
    Bilgi University, Department of Computer Science
    • Assisted in teaching the core computer science curriculum.
    • Delivered SUSE and IBM certification training sessions.
    • Managed 200+ lab computers and servers for the department.
    • Developed (as a side job) and ran the code of Turkey's once largest private shopping site, Markafoni with Django on the physical hardware including switch and firewall configurations and email delivery.
    Technologies: Apache, Bind, CSS, Debian, Django, Firewall, HTML, iOS Development, JavaScript, Jenkins, lDAP, Nagios, Postfix, PostgreSQL, Puppet, Python, RabbitMQ, VLAN, VPN, Zabbix

Experience

Skills

  • Frameworks

    Django, Hadoop, Nova, AWS EMR
  • Libraries/APIs

    Fabric, Cinder
  • Tools

    Fluentd, Zabbix, Supervisor, Postfix, Nginx, Jenkins, Ansible, Nagios, Apache, Git, AWS CloudFormation, SaltStack, VPN, uWSGI, Puppet, Boto 3, AWS SQS, RabbitMQ, OpenVPN
  • Platforms

    Ubuntu, Linux, Debian, AWS EC2, OpenStack, Xen, Amazon Web Services (AWS), Docker, AWS Elastic Beanstalk, iOS
  • Other

    Scalability, OOP Designs, SSH, Gunicorn, OpenVZ, Firewalls, LDAP, LXC, Networking, Virtualization, VLANs, Build Pipelines, Infrastructure as Code, BIND9, OpenStack Swift, Open vSwitch, Neutron, HEAT, Sahara, VXLAN, Red5, Relational Database Services (RDS)
  • Languages

    Python, CSS, HTML, JavaScript
  • Paradigms

    Continuous Integration (CI), Continuous Deployment, Serverless Architecture, REST
  • Storage

    Elasticsearch, Ceph, Redis, PostgreSQL

Education

  • Bachelor of Science degree in Computer Science
    2001 - 2005
    Istanbul Bilgi University - Istanbul, Turkey
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