Connor Koletzki
Site Reliability Engineer at Hostelworld Group- Claim this Profile
Click to upgrade to our gold package
for the full feature experience.
-
English Native or bilingual proficiency
-
German Professional working proficiency
Topline Score
Bio
Experience
-
Hostelworld Group
-
Ireland
-
Travel Arrangements
-
200 - 300 Employee
-
Site Reliability Engineer
-
Jun 2022 - Present
At Hostelworld I am a member of a distributed SRE team which manages a complex infrastructure for a leading online travel platform. I am part of the call on call rota in case of any out of hours emergencies. We’ve recently undertaken a move from legacy on-prem services to GCP. Key technologies used include: - GCP cloud platform - Extensive use of GCP services including cloudrun, cloudfunctions, cloudsql, google monitoring. - Linux sysadmin predominantly using CentOS - Infrastructure management with terraform/terragrunt - MariaDB databases - Spacewalk - Ansible - Jira/Bitbucket/Github as management tools -Github actions Show less
-
-
-
Impero Software
-
United Kingdom
-
Software Development
-
100 - 200 Employee
-
Senior Cloud Infrastructure Engineer
-
Mar 2020 - Jun 2022
As a senior member of the infrastructure team at Impero my day to day responsibilities centred around provisioning, managing and maintaining our cloud infrastructure. During my time at Impero this has been especially crucial as our customers depend on our products more than ever in a new remote learning world. In addition to managing multiple cloud stacks with a vast variation in technologies used, I am also a member of the on call team for out of hours emergencies. Additional job roles include, supporting dev teams with CI/CD pipelines, monitoring and reporting, managing source control, enabling first line support to better help customers with tooling and end client QA/Testing. Key technologies used include: - Terraform to manage multiple extensive cloud stacks, also use terraform cloud - Cloud platform is predominantly Azure but also touching on AWS and AliCloud - Linux sysadmin using mostly Debian - Puppet - Azure app services to run .NET apps - ADO for builds and deployments - Managing a number of different flavours of database - Collaborative and monitoring tools include: GitHub, Bitbucket, Trello, Nuclino, StatusPage, Pingdom, PagerDuty Show less
-
-
-
Thomson Reuters
-
Canada
-
Software Development
-
700 & Above Employee
-
DevOps - Site Reliability Engineer
-
Jun 2018 - Mar 2020
At Thomson Reuters I was a member of an SRE team with ownership of a suite of critical financial and risk applications. We were responsible for ensuring these applications are always available to the customers who depend on them for their daily business needs. We were constantly improving the reliability, performance and operability of these applications by bettering the processes of deployment, configuration, recovery and scaling. I was part of the on call rota in case of any out of hours emergencies. Key skills and technologies utilised on a daily basis include: - Scripting predominantly in Python - a DevOps culture where everything that can be automated should be - Linux sysadmin predominantly on RHEL, OpenSUSE and CentOS - a wide range of SQL based databases - Public cloud platforms AWS and Azure - Rundeck - Git for version control - Ansible - A number of metrics and monitoring systems, a key example including Datadog and Azure data studio for monitoring in Azure Show less
-
-
-
Interoute Application Management
-
United Kingdom
-
IT Services and IT Consulting
-
1 - 100 Employee
-
Graduate Cloud Computing Specialist
-
Sep 2017 - Jun 2018
Started the graduate scheme in the VDC On-boarding team providing specialist support for Interoutes Enterprise digital platform. Gained valuable experience about the platform and virtualisation/cloud computing as a whole , also worked with many different OS types and VMware. Gained a Palo Alto ACE accreditation as well as silverpeak SDWAN expert and professional qualifications whilst in the role. Then moved onto the product engineering team where DevOps is utlised to automate parts of the platform. Here tools such as git, terraform, ansible, packer, nagios monitoring and predominantly bash/python scripting are used as part of the daily job. Show less
-
-
-
E.ON UK
-
United Kingdom
-
Utilities
-
700 & Above Employee
-
Intern
-
Jun 2014 - Sep 2014
• Office assistant role • Working with Excel and other applications to input and organise data • General administrative duties • Gaining an understanding of the systems used in local dispatch • Taking the lead on a number of projects and seeing them through to a successful completion • Office assistant role • Working with Excel and other applications to input and organise data • General administrative duties • Gaining an understanding of the systems used in local dispatch • Taking the lead on a number of projects and seeing them through to a successful completion
-
-
-
E.ON
-
Düsseldorf Area, Germany
-
Junior portfolio analyst
-
Jun 2012 - Aug 2012
During this summer placement my roles and key skills learned included • Conducting myself in a professional environment • Analysing financial and technical data • Presenting my results to my superiors in a clear and precise way • Gaining an understand of the economics of energy • Mathematical modeling – used MATLAB • Fundamental aspects of trading • Extracting information and organising it in an accessible way During this summer placement my roles and key skills learned included • Conducting myself in a professional environment • Analysing financial and technical data • Presenting my results to my superiors in a clear and precise way • Gaining an understand of the economics of energy • Mathematical modeling – used MATLAB • Fundamental aspects of trading • Extracting information and organising it in an accessible way
-
-
-
The Open University
-
United Kingdom
-
Higher Education
-
700 & Above Employee
-
Lab Assistant
-
Feb 2010 - Mar 2010
A work experince role during which my roles and key skills learned included • Shadowing key members of laboratory staff, observing their day-to-day work • Reliably performing and recording experiments • Drawing meaningful conclusions from raw data • Gaining knowledge of key health and safety standards used within the industry A work experince role during which my roles and key skills learned included • Shadowing key members of laboratory staff, observing their day-to-day work • Reliably performing and recording experiments • Drawing meaningful conclusions from raw data • Gaining knowledge of key health and safety standards used within the industry
-
-
Education
-
The University of Sheffield
Bachelor’s Degree, Biomedical Sciences, General -
Ousedale School 6th form
High School, A levels -
Ousedale Secondary School
Secondary School, GCSE