DevOps Engineer
2012 - PRESENTFreelance- Used Jenkins, Protractor, Mocha, and Grunt to build, test and deploy a Node.js app to AWS Elastic Beanstalk.
- Created a high-availability auto-scalable environment for Magento on AWS.
- Wrote a Packer template and a Puppet module for automatic generation of server images for a Java service on AWS, DigitalOcean, Rackspace, Openstack, and Docker.
- Automated a deployment procedure for a Rails/Nginx/Sidekiq/Redis/Mongo app using Capistrano.
- Wrote a Web UI (Ruby/Sinatra) for provisioning customized WordPress instances on AWS via Puppet.
Technologies: Amazon Web Services (AWS), Jenkins, Node.js, Ruby, Vagrant, Docker, AWSLead Engineer
2016 - 2020Atlantbh- Performed the containerization of highly available and resilient microservice architecture for the purpose of running it on the OpenShift platform.
- Planned, designed, and implemented pipelines for automatic building, testing, and deployment.
- Developed a robust architecture for logging, alerting, and monitoring of services and infrastructure.
- Worked on enabling DevOps methodology across the whole team, where developers and QA engineers partnered closely with DevOps engineers and were comfortable configuring and scale the infrastructure, run pipelines, and utilize the monitoring stack.
Technologies: OpenShift, Kubernetes, AWS DevOps, DevOpsAWS Continuous Build/Test/Deploy
2017 - 2017Avail Health (via Toptal)- Set up a fully automated Continuos Integration system for a Node.js app using Jenkins on AWS Elastic Beanstalk.
Technologies: Amazon Web Services (AWS), AWS, Jenkins, Node.jsSenior Engineer
2011 - 2016Atlantbh- Developed an infrastructure for a continuous integration/delivery platform.
- Coordinated test-driven development efforts with multiple teams spanning USA, Europe, and India.
- Wrote integration tests and executed integration testing and analysis.
- Provided performance testing and optimizing of AWS infrastructure.
- Integrated different open-source technologies into both the core product and internal operations.
- Improved existing and wrote new Puppet modules, including contributing to popular open source modules.
Technologies: Amazon Web Services (AWS), Docker, Ruby, Puppet, AWS
Dario Duvnjak
Software Developer in Sarajevo, Federation of Bosnia and Herzegovina, Bosnia and Herzegovina
Member since February 29, 2016
Dario is an experienced and highly skilled software engineer, although he likes to think of himself, first and foremost, as a problem-solver. He specializes in cloud computing (AWS), DevOps, Puppet, Ruby, and Node.js. Dario is a great person to work with and an excellent developer.
Dario is now available for hire
Portfolio
- FreelanceAmazon Web Services (AWS), Jenkins, Node.js, Ruby, Vagrant, Docker, AWS
- AtlantbhOpenShift, Kubernetes, AWS DevOps, DevOps
- Avail Health (via Toptal)Amazon Web Services (AWS), AWS, Jenkins, Node.js
Experience
- Linux 10 years
- Git 8 years
- Agile Software Development 8 years
- DevOps 7 years
- Amazon Web Services (AWS) 6 years
- Docker 5 years
- Jenkins 5 years
- Puppet.js 4 years
Availability
Part-time
Preferred Environment
VS Code, Git, Mac OS
The most amazing...
...project I've helped develop is a DevOps framework for automated operations, provisioning, and infrastructure management via AWS, Puppet, and Docker.
Employment
Skills
Languages
Bash Script, Java, RubyLibraries/APIs
Puppet.js, FFmpeg, Node.jsTools
Jenkins, Vagrant, Git, AWS CloudFormation, Puppet, GitHub, Capistrano, Packer, Apache JMeter, Apache, Nginx, Sublime Text, VS Code, BambooParadigms
DevOps, Continuous Integration (CI), Continuous Deployment, Automated Testing, Agile Software DevelopmentPlatforms
Amazon Web Services (AWS), Linux, Ubuntu, WordPress, CentOS, Docker, Kubernetes, AWS Lambda, Mac OS, OpenShift, Meteor, MagentoOther
AWS DevOps, AWS, Gitolite, Kubernetes Operations (Kops)Frameworks
Ruby on Rails (RoR)Storage
PostgreSQL, MongoDB, MySQL
Education
- Bachelor's degree in Telecommunications2003 - 2010University of Sarajevo - Sarajevo
