Leszek Frasunkiewicz
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Leszek Frasunkiewicz Email & Phone Number

Team Lead Master Data and Proces Automation at CHANGE Lingerie
Location: Łódź, Łódzkie, Poland 8 work roles 3 schools
1 work email found @change.com LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 86%

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Current company
CHANGE Lingerie
Role
Team Lead Master Data and Proces Automation
Location
Łódź, Łódzkie, Poland
Company size
953 employees

Who is Leszek Frasunkiewicz? Overview

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Quick answer

Leszek Frasunkiewicz is listed as Team Lead Master Data and Proces Automation at CHANGE Lingerie, a company with 953 employees, based in Łódź, Łódzkie, Poland. AeroLeads shows a work email signal at change.com and a matched LinkedIn profile for Leszek Frasunkiewicz.

Leszek Frasunkiewicz previously worked as Data Analyst at Change Lingerie and Master Data Lead at Change Lingerie. Leszek Frasunkiewicz holds Research Doctorate from Lodz University Of Technology.

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*@change.com
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Profile bio

About Leszek Frasunkiewicz

Currently enjoying a career of Data Analyst/Engineer with Python, Excel and SQL.Passionate about process optimization, (big) data, and programming in Python (especially data wrangling in pandas and process automation), with ability to quickly learn new software and technical environments. Eager to learn and share knowledge, a problem-solving enthusiast.Also, a M.Sc. in Computer Physics with over 8 years of Ph.D. research experience in numerical and experimental analysis of state-of-the-art Vertical-Cavity Surface-Emitting Laser (VCSEL) structures, documented in peer-reviewed articles and conference proceedings.

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Leszek Frasunkiewicz's current company

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CHANGE Lingerie
Change Lingerie
Team Lead Master Data and Proces Automation
Łódź, PL
Website
change.com
Employees
953
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8 roles

Leszek Frasunkiewicz work experience

A career timeline built from the work history available for this profile.

Data Analyst

Current
Change Lingerie

Łódź, Woj. Łódzkie, Polska

  • Digging into data to uncover insights and solve problems.
  • Streamlining and automating business processes to save time and effort.
  • Supporting different teams by answering questions and finding the best solutions for their needs.
  • Tackling issues, figuring out what’s wrong, and implementing fixes that work.
  • Pulling together data from all sorts of sources (databases, Power BI, external partners) using tools like Python (also MS Fabric notebooks with PySpark), SQL, REST APIs, and even creative workarounds when needed.
May 2023 - Present

Master Data Lead

Current
Change Lingerie

Łódź, Łódzkie, Poland

Oct 2020 - Present

Phd Student Researcher In A Vcsel Science Project

Lodz University Of Technology

Lodz, Lodz District, Poland

  • Carrying out theoretical and experimental investigations on new, advanced semiconductor laser structures with surface emission.Theoretical work - VCSEL modeling using a comprehensive, self-consistent simulations.
  • Analysis of transverse mode interactions in Coupled-Cavity (CC) Vertical-Cavity-Surface-Emitting-Lasers (VCSELs).
  • Investigating Parity-Time symmetry breaking in CC VCSELs.
  • Optimizing a CC VCSEL designed for gas sensing.International cooperation with prof. James A. Lott's group at Technische Universität Berlin:
  • Simulating VCSEL diodes to replicate their experimental emission characteristics.
  • Adjusting the epitaxial structure description to match the unexpected experimental behavior. The results are included in the "Simplicity VCSELs" proceedings paper (SPIE Photonics West 2018).
Dec 2016 - May 2020

Research Physicist

Lodz University Of Technology

Lodz, Lodz District, Poland

  • Carrying out theoretical and experimental investigations on new, advanced semiconductor laser structures with surface emission.Theoretical work - VCSEL modeling using a comprehensive, self-consistent simulations.
  • Coupled-Cavity VCSELs consisting of two independently biased optical cavities that contain multi-QW gain (absorbing) regions and share a coupling mirror.
  • VCSELs with liquid crystal inclusions.
Nov 2013 - May 2016

Researcher Phd Student

Vrije Universiteit Brussel

Brussels Area, Belgium

  • Carrying out theoretical and experimental investigations on new, advanced semiconductor laser structures with surface emission.Theoretical work - VCSEL modeling using a comprehensive, self-consistent simulations.
  • Coupled-Cavity VCSELs consisting of two independently biased optical cavities that contain multi-QW gain (absorbing) regions and share a coupling mirror.
  • VCSELs with liquid crystal inclusions.Laboratory work:
  • Using free-space optical setup for Coupled-Cavity VCSEL measurements: probing station, double LD DC source + TEC controller, fiber coupling, LIV characterization, OSA.
  • Participating in a VECSEL setup design.
  • Taking responsibility for ordering laboratory equipment for the setup from various suppliers: mounts, translation stages, laser pump, complete water cooling system, optical fibers, fiber couplers, LD module, AO.
Sep 2014 - Aug 2015

Researcher Phd Student

Vrije Universiteit Brussel

Brussels Area, Belgium

  • Carrying out theoretical and experimental investigations on new, advanced semiconductor laser structures with surface emission. Research mainly focused on Coupled-Cavity VCSELs consisting of two independently biased.
  • Using free-space optical system for Coupled-Cavity VCSEL measurements: probing station, double LD DC source + TEC controller, fiber coupling, LIV characterization, OSA.Theoretical work:
  • Simple simulations and experimental results analysis in Matlab.
Sep 2012 - Aug 2013

Student Intern

Institute Of Electron Technology

Warsaw, Masovian District, Poland

Cleanroom environment - characterization of semiconductor structures, participation in micro-scale manufacturing processes (CVD, PVD). Programming lab equipment in LabViev.

Jun 2008 - Jul 2008
Team & coworkers

Colleagues at CHANGE Lingerie

Other employees you can reach at change.com. View company contacts for 953 employees →

MA Marie Ahler Nielsen Marie Ahler Nielsen Colleague at Change LingerieSkjern, Central Denmark Region, Denmark, Denmark View → NT Nina Thomsen Nina Thomsen Colleague at Change LingerieAarhus, Central Denmark Region, Denmark, Denmark View → AI Alisha Islam Prete Alisha Islam Prete Colleague at Change LingerieHamilton, Ontario, Canada, Canada View → SN Sara Nourbakhsh Sara Nourbakhsh Colleague at Change LingerieCopenhagen Metropolitan Area, Denmark View → SO Susan Oeguet Susan Oeguet Colleague at Change LingerieNuremberg, Bavaria, Germany, Germany View → EH Eugenia Heublein Eugenia Heublein Colleague at Change LingerieLudwigshafen, Rhineland-Palatinate, Germany, Germany View → HV Heidi Vintersfjord Heidi Vintersfjord Colleague at Change LingerieOdense, Region Of Southern Denmark, Denmark, Denmark View → EF Erica Fridlund Erica Fridlund Colleague at Change LingerieStockholm, Stockholm County, Sweden, Sweden View → SP Shilpi Paul Shilpi Paul Colleague at Change LingerieCanada, Canada View → RT Rebecca Tybkjær Rebecca Tybkjær Colleague at Change LingerieCopenhagen, Capital Region Of Denmark, Denmark, Denmark View →
3 education records

Leszek Frasunkiewicz education

FAQ

Frequently asked questions about Leszek Frasunkiewicz

Quick answers generated from the profile data available on this page.

What company does Leszek Frasunkiewicz work for?

Leszek Frasunkiewicz works for CHANGE Lingerie.

What is Leszek Frasunkiewicz's role at CHANGE Lingerie?

Leszek Frasunkiewicz is listed as Team Lead Master Data and Proces Automation at CHANGE Lingerie.

What is Leszek Frasunkiewicz's email address?

AeroLeads has found 1 work email signal at @change.com for Leszek Frasunkiewicz at CHANGE Lingerie.

Where is Leszek Frasunkiewicz based?

Leszek Frasunkiewicz is based in Łódź, Łódzkie, Poland while working with CHANGE Lingerie.

What companies has Leszek Frasunkiewicz worked for?

Leszek Frasunkiewicz has worked for Change Lingerie, Lodz University Of Technology, Vrije Universiteit Brussel, and Institute Of Electron Technology.

Who are Leszek Frasunkiewicz's colleagues at CHANGE Lingerie?

Leszek Frasunkiewicz's colleagues at CHANGE Lingerie include Marie Ahler Nielsen, Nina Thomsen, Alisha Islam Prete, Sara Nourbakhsh, and Susan Oeguet.

How can I contact Leszek Frasunkiewicz?

You can use AeroLeads to view verified contact signals for Leszek Frasunkiewicz at CHANGE Lingerie, including work email, phone, and LinkedIn data when available.

What schools did Leszek Frasunkiewicz attend?

Leszek Frasunkiewicz holds Research Doctorate from Lodz University Of Technology.

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