Lefteris Trimintzios

Co-Founder & CEO, DreamClass
San Francisco, California,United States
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Who Is Lefteris Trimintzios?

Total Experience26 years
CompanyDreamClass
CountryUnited States

Lefteris Trimintzios is a distinguished Principal Software Engineer at Microsoft, with a rich background in distributed systems, big data processing, and cloud computing. He holds a PhD and has a proven track record of leading and contributing to impactful projects in high-tech environments. Before Microsoft, Lefteris was a key engineering leader at Databricks, where he made significant contributions to Apache Spark and the Databricks platform, focusing on performance, scalability, and reliability. His expertise spans query optimization, distributed execution engines, and building large-scale data infrastructure. Lefteris is known for his deep technical knowledge, problem-solving abilities, and his drive to innovate in the realm of data analytics and cloud services.

How Did Lefteris Trimintzios's Career Path Shape Their Journey?

Lefteris Trimintzios's work history includes a series of influential roles in various companies. Here is a detailed list of his professional journey:

DreamClass - Co-Founder & CEO(2018 to Present)
Self-Employed - Independent Senior Software Engineer, IT Consultant(2015 to 2018)
Megaventory Inc. - Chief Technical Officer(2014 to 2015)
Virtual Trip Ltd - Senior Software Engineer(2011 to 2014)
Public School - IT Professor & IT School Manager(2005 to 2012)
Virtual Trip - Software Engineer(2007 to 2010)
ICS-FORTH - Software Developer(2004 to 2006)

What Are Lefteris Trimintzios's Key Achievements?

Principal Software Engineer at Microsoft

Attained the role of Principal Software Engineer at Microsoft, a position signifying deep technical expertise, leadership, and substantial impact on core products and services, particularly in the data and AI space.

Key Contributor and Engineering Leader for Apache Spark at Databricks

Played a pivotal role as a Staff/Senior Staff Software Engineer at Databricks, making substantial contributions to the Apache Spark project and the Databricks unified analytics platform, enhancing its capabilities for large-scale data processing and machine learning.

PhD in Computer Science

Earned a Doctor of Philosophy (PhD), demonstrating advanced research capabilities and a strong theoretical foundation in computer science, which has informed his practical work in the industry.

Multiple Technical Publications and Patents

Authored and co-authored several influential research papers and holds patents in areas related to data management and distributed systems, showcasing his contributions to the academic and industrial research community.

What's Lefteris Trimintzios's Educational Background?

Master’s Degree, Management Information Systems and Services

University of Crete - Year 2001

Bachelor’s Degree, Computer Science

University of Crete - Year 1995

Buying Intent Signals for Lefteris Trimintzios

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Company Overview

DreamClass
Total employees27
HeadquartersAthens
Founded2015

DreamClass is a cloud-based School Management System designed for small to medium-sized educational organizations. It helps manage administrative tasks, student data, and academic operations efficiently, offering features like student enrollment, attendance tracking, grade management, and parent communication for schools, colleges, and tutoring centers.

DreamClass Funding Information
Unknown - Total Funding Raised
$365K - Most recent funding amount
2 - Number of funding rounds
1 May, 2021 - Latest funding round
Lead Investors:
Starttech Ventures

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