Lef Filippakis in

Lef Filippakis

Login to view DISC.
Member of Technical Staff at Filed
📍 Stockholm, Stockholm County, Sweden

Lef Filippakis is a Member of Technical Staff at Filed, specializing in building AI solutions for US tax firms. With a Masters degree from Chalmers University and a background in MLOps and data science, he focuses on creating scalable machine learning platforms. Colleagues frequently describe him as bright, organized, and extremely competent.

Based on his professional history and personal motto, Lef is driven by a passion for collaborative problem-solving. He focuses on crafting solutions that empower others, whether its making data accessible for colleagues or building tools to help teams innovate faster. This desire to help others succeed appears to be a core personal motivator.

Unique fact: He co-authored a research publication on using data modeling and machine learning to predict cybersecurity exploits.

Read the full overview →
Experience
6 Years
Current Role
Member of Technical Staff
Job Level
Leadership
Location
Stockholm, Stockholm County, Sweden
Personality Overview

How Lef shows up

Communication Style
Decision Approach
Work Preference

Behavioral traits and communication patterns that shape how this person evaluates opportunities, builds trust, and makes decisions in professional settings.

Login to view personality overview.
Priorities

Topics Lef cares about

MLOps Platforms
He has hands-on experience building internal MLOps platforms on Google Cloud to accelerate the journey from proof-of-concept to production for machine learning teams.
AI in FinTech
His current role involves building AI specifically for the US tax industry, following previous data science work in the European banking sector.
+4 more topics Login to view topics
Career

Work history

8-2025
Member of Technical Staff
Filed
6-2023
Co-Founder
Pitzi
2-2023 - 8-2025
Senior MLOps Engineer
Visa
3-2021 - 2-2023
Full-Stack Data Scientist
Northvolt
9-2019 - 3-2021
Full-Stack Data Scientist
Rocker
In the press

Media appearances

No media yetWe could not find public media appearances for this person.
Education
2016 - 2018
Master’s Degree
Chalmers University of Technology
2010 - 2014
Bachelor’s Degree
Technological Education Institute of Piraeus
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

Dominance, influence, steadiness, and calculativeness scores with guidance on how this person prefers to communicate and decide.

Login to view DISC.

More profiles

Discover additional public profiles from our index.

Unlock the full playbookSee exactly how to sell to Lef. Free, 10 seconds.