About Michalis
Greek
Native or bilingual
English
Fluent
Experience
- Worldline Nordics,Cloud System EngineerSeptember 2021 - Today (4 years and 9 months)Stockholm, Sweden• • Cloud SQL: Deploying Cloud SQL instances in GCP as well as architecting and implementing CloudSql Authentication Proxy solution to remove certificate burden while accessing DB instances in the cloud.• • Implementing configuration standards in our cloud platform services (GCP) in order to abide with the PCI requirements.• • Infrastructure Provisioning: Provision and configure cloud resources, including virtual machines, storage, networking, load balancers, and databases. Utilizing infrastructure as code tools to automate the provisioning process. Tools: Terraform.• • Security and Compliance: Implement best practices for securing cloud environments. Tools: AWS Identity and Access Management (IAM), Google Cloud Identity and Access Management (IAM).• • Assist in training and onboarding new team members to cloud.• • Installing, configuring and further automating our Cloud environment in GCP utilizing Google Kubernetes Engine.• • Cloud Service Integration: Integrate various cloud services and APIs to enable seamless communication and data flow between different components of a cloud-based system. Tools: Google Cloud Pub/Sub• • GKE Monitoring with Managed Service for Prometheus and Grafana. Took ownership of the project and implemented it. This enabled us to effectively monitor the performance, availability, and health of the containerized applications, identify anomalies, and troubleshoot issues in real-time.• • Managing EC2 instances in AWS. This involves provisioning, configuring, monitoring, and optimizing the virtual machine instances.• • Monitoring and Performance Optimization: Proactively ensuring the highest infrastructure availability.
- Intergo Telecom,NOC EngineerOctober 2020 - August 2021 (10 months)Paphos, Cyprus• • Help customers where needed with API integrations, SMPP Connectivity, Plugin Troubleshooting etc.• • Manage account creations and SMPP connections as requested by the Commercial team.• • Manage connection troubleshooting settings and VPN Connections.• • Monitor quality of traffic, monitor network congestions, bad traffic quality, network binds etc.• • Offer and apply rates and routing configurations in the system.
- Yanzi Networks,NOC EngineerAugust 2018 - August 2020 (2 years)Stockholm, Sweden• • Monitor and ensure smooth operation of the Yanzi IoT Platform in both Azure and GCP (Kubernetes Engine).• • Together with the development and test/QA team we continuously develop the NOC and DevOps process.• • Maintaining and deploying applications in GCP and Azure.• • Ensure stable operation of Yanzi IoT services and cloud connectivity.• • Built Yanzi's monitoring solution in GCP from scratch using Grafana. (Deployment, Dashboard creation and maintenance)• • Contributed as a dedicated member of the on-call team, ensuring 24/7 availability and reliability of critical services and infrastructure.
Recommendations
Be the first to recommend Michalis
Help this freelancer shine by sharing your experience working together.
These freelancer profiles also match your criteria
Agatha Frydrych
Backend Java Software Engineer
4.7
(3)
2
Baptiste Duhen
Fullstack developer
4.6
(4)
5
Amed Hamou
Senior Lead Developer
4
(2)
7
Audrey Champion
Web developer
4.3
(3)
4
Education
- MScUniversity of Portsmouth2015MSc
- BScUniversity of Brighton2014BSc