“I had the privilege during my time at Vaadin to be working under Joonas’ leadership. He was always super approachable, down-to-earth and took an interest in us Vaadiners individually, despite managing a global team across many time zones. As a leader he was transparent and honest, even through challenging times, which built trust amongst employees, partners and customers. There was no problem, whether technical or business related, that I couldn’t spar with and get guidance from Joonas about, which contributed towards my growth in complex software sales. I am excited for whatever Joonas is building next and would be happy to work with him again.”
Joonas Lehtinen
San Jose, California, United States
3K followers
500+ connections
About
As a seasoned entrepreneur, I've spent two decades building and leading a successful SaaS…
Activity
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NOT firing at least 3-5 people on your way toward building your startup to 40 or so people from zero is a giant 🚩 as a founder / CEO. Learning to…
NOT firing at least 3-5 people on your way toward building your startup to 40 or so people from zero is a giant 🚩 as a founder / CEO. Learning to…
Liked by Joonas Lehtinen
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A casual beer with my master thesis mentor and good friend, Jan-Niklas Voigt-Antons, turned into a wonderful discussion about the ups and downs of…
A casual beer with my master thesis mentor and good friend, Jan-Niklas Voigt-Antons, turned into a wonderful discussion about the ups and downs of…
Liked by Joonas Lehtinen
Experience
Education
Publications
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Feedback Control Algorithms to Deploy and Scale Multiple Web Applications per Virtual Machine
38th Euromicro Conference on Software Engineering and Advanced Applications (SEAA), September 2012, Izmir, Turkey
This paper presents feedback control algorithms to autonomously deploy and scale multiple web applications on a given Infrastructure as a Service cloud. The proposed algorithms provide automatic deployment and undeployment of applications and proportional-derivative scaling of the application server tier. The algorithms use utilization metrics as input and do not require a performance model of the application or the infrastructure dynamics. Moreover, our work supports deployment and scaling of…
This paper presents feedback control algorithms to autonomously deploy and scale multiple web applications on a given Infrastructure as a Service cloud. The proposed algorithms provide automatic deployment and undeployment of applications and proportional-derivative scaling of the application server tier. The algorithms use utilization metrics as input and do not require a performance model of the application or the infrastructure dynamics. Moreover, our work supports deployment and scaling of multiple simultaneous applications per virtual machine (VM). This allows us to share VM resources among deployed applications, reducing the number of required VMs. The approach is demonstrated in a prototype implementation that has been deployed in the Amazon Elastic Compute Cloud.
Other authorsSee publication
Honors & Awards
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Information technology influencer of the year
TIVIA - Finnish Information Processing Association
Languages
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Finnish
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English
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Recommendations received
35 people have recommended Joonas
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Bitmagic raises $4M for AI platform that generates 3D games from consumer prompts! Welcome on board, Korea Investment Partners, Supercell and Sisu…
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