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Author:Radu Vunvulea


Architecture | Radu Vunvulea | 07 February 2022

Using Two Cloud Vendors Side by Side – a Survey of Cost and Effort

Radu Vunvulea examines a question we frequently hear from clients and the market lately: how much would it cost to build a system running on two cloud vendors side by side? Using insights gained by surveying Cloud experts, he reveals what additional effort and costs companies aiming for such a parallel approach should be planning with.


Architecture | Radu Vunvulea | 25 August 2020

Cloud Maturity Level: IaaS vs PaaS and SaaS – Part 2

In part 2 of his article, Radu Vunvulea analyses how the different cloud maturity levels impact operational and management costs for computation, database, and storage services with the top 4 cloud providers.




Architecture | Radu Vunvulea | 18 August 2020

Cloud Maturity Level: IaaS vs PaaS and SaaS – Part 1

In this blog article, Radu Vunvulea explores the maturity levels of commonly used cloud services on some well-known cloud platforms. In part 1, he gives an overview over IaaS vs PaaS and SaaS as different maturity levels, and why they should be taken into account when choosing cloud services and providers.


Architecture | Radu Vunvulea | 30 May 2019

Microservices and Serverless Computing

Following the success of Netflix, Uber and eBay, businesses are trying to build highly resilient internet-facing platforms that can replicate their success. Thanks to increased complexity and the different benefits of microservices and serverless, there are more things than ever to consider. Radu Vunvulea, Group Head of Cloud Capability, explores the pros and cons of both approaches in our blog.



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