Romania

Development Operations

Back-end

Site Reliability

Bachelor

Dan Achim

Senior DevOps Engineer

Collaboration

Problem-solving

Critical-thinking

Conflict resolution

Analytical skills

Cloud computing

Design systems

Information architecture

Python

CircleCI

Docker

GitHub

GitLab

REST API

Redis

WordPress

Empathy

Communication

Organisation skills

Database management

Tips for transitioning into a new role or company.

Changing roles

Get actionable feedback on your resume or portfolio.

Resume and portfolio review

Practice HR, technical and behavioural interviews with mentors.

Practice mock interviews

Talk to people who've broken into the tech industry and learn their stories.

Breaking into tech

How to work with team members with different skill sets but towards a common goal?

Working cross-functionally

Tips on how to work and collaborate with engineers and developers.

Working with engineers

Cloud architect and Automation specialistDesigning and deploying fully automated infrastructures on various IaaS services, with a focus on AWS and Terraform.Helping companies of all sizes design and scale their Cloud infrastructure, deploy it as infrastructure-as-code, prepare their applications for Docker containers and create their CI / CD pipelines.

Designing and implementing Creative Fabrica's AWS infrastructure. Writing the Terraform code to automate their infrastructure deployment.Helping their developers split the application into a microservices architecture and to prepare it for Docker containers. Defining the local development workflow and the CI / CD pipelines using CircleCI for fast, reliable and safe deployment of each part of the application.

Working alongside other Container Solutions engineers to advise and implement cloud migrations and automation and containerisation projects for their clients.The main technologies used were AWS, Kubernetes, Docker and Terraform.

Working together with nearForm's developers to design, implement and scale cloud-based infrastructures and applying DevOps best practices for the company's clients.Deploying Node.js applications on various cloud providers (AWS, GCE, Azure). Automating the cloud infrastructure using Terraform. Creating container based CI/CD pipelines. Orchestrating the application containers with ECS and Kubernetes.

Designing and implementing the infrastructure on which the creative.ai platform will run.Created an easy to use development environment based on Docker containers. Implemented a continuous integration system using Travis, NodeJS and Docker. Deployed a staging and production environment using Docker Swarm on top of AWS' EC2 for backend hosting and CloudFront / S3 for frontend serving. Automated everything using a mix of Ansible and Terraform.

Helping iMedicare scale and improve their AWS infrastructure.Introduced monitoring tools like Graphite, Grafana and the Elasticsearch / Kibana / Logstash stack for better insight into their infrastructure. Improved the load balancing and CDN setup with a mix of AWS ELB, S3 and Nginx. Development environment based on Docker and Jenkins powered CI pipeline.

Providing cloud or bare-metal infrastructure design, scaling, automation and DevOps consultancy under the Hostatic moniker (self-employed).Helping companies of all sizes architect, automate, scale or launch their infrastructure, either in cloud services or on bare-metal, with a focus on AWS and Terraform. Working with developers to define their CI/CD pipelines, implement infrastructure-as-code, prepare their applications for Docker containers and deal with their growth pains.I have collaborated with several organisations as a freelancer under this "umbrella", you can see below the list of projects I was a part of.

* Have been directly involved in growing the company's infrastructure from around a thousand servers in one datacenter to over ten thousand spread across three datacenters, all while scaling Puppet and its recipes to keep up with this growth.* Wrote tools to help manage the multi-DC setup and failover easily using Django, Zookeeper and Redis.* Introduced Docker, Mesos and Marathon in a single, easy to use and smooth to adopt platform.* Helped my team move to a new paradigm in monitoring, based on Bosun, Grafana and Kibana.* Wrote a http REST API to manage F5 load balancers using Python, Flask and Redis.* Created an automated Wordpress deployment and hosting infrastructure backed by Puppet, Nginx and Php-fpm.* Handled capacity testing and improved server deploy automation by tweaking the Puppet recipes.

* Deployed, maintained and automated hundreds of Nginx based web servers and F5 load balancers.* Managed the Puppet infrastructure and refactored many of the internal core modules. Taught at Puppet intro classes for new employees.* Deployed a top-notch, KVM based, development environment that reduced the setup time for a newly hired developer from one day to two hours.* Helped grow the team from 10 to 22 members by on-boarding newly hired engineers.* Improved capacity, reliability, monitoring and documentation of the Memcached infrastructure.As a member of Booking.com’s production team I also shared responsibility for a very large number of Linux servers spread across multiple data centers. Being an exclusively online business, uptime of the website is critical.

Part of the Global Network Services team inside Gameloft. Worked on maintaining and implementing new services on Gameloft's internal Linux Debian servers.Administered the company's Apache and MySQL clusters, that powered the on-line shop, where always up and running. Automated server deploys and configuration.

Engineering and maintaining everything from Linux servers to Cisco routers and firewalls. Network design, infrastructure services (mail, web, file-sharing, databases), VPNs, network security.

Dan Achim🇷🇴

About Dan Achim

Expertise

Sessions with Dan Achim