Jeffrey Edwin Leung

Founder at Mill Data · HR software

Mill Data

Miami, FL · ET (UTC-5)

14+ years experience

Kellogg School of Management

English

Messaging unavailable

Overview

I started Mill Data to fix HR software for teams who were tired of the workarounds. Grew the team to 17 people across 3 countries. Signed 361 paying customers, 24 of them enterprises. Yoga every morning.

Good reasons to reach out

Working sessions on sales

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Offshore staffing offers
Crypto token projects
Unpaid work or spec projects

Skills

SaaSsalespayrollHR tech

Experience

Founder
Feb 2025 - Present
Mill Data · 1 yr 8 mo · Full-time · Miami, FL
- Signed 75 paying customers, 21 of them enterprises.
- Previously built and sold a small HR software company.
- Took Mill Data from zero to $8 million ARR.
Finance Manager
Jun 2021 - Feb 2025
Deloitte · 3 yr 8 mo · Full-time · Miami, FL
- Built the operating model the board used for a $213 million raise.
- Saved $6 million a year renegotiating vendor contracts.
Financial Analyst
May 2018 - May 2021
Dell Technologies · 3 yr · Full-time · Miami, FL
- Saved $7 million a year renegotiating vendor contracts.
Senior Financial Analyst
Mar 2015 - Mar 2018
Robinhood · 3 yr · Full-time · Miami, FL
- Ran diligence on 9 acquisitions.
- Closed the books in 4 days, down from 11.
Finance Director
Aug 2012 - Mar 2015
PwC · 2 yr 7 mo · Full-time · Miami, FL
- Built the operating model the board used for a $135 million raise.

Projects

Write-up: HR software in practice

2026

A long-form guide to HR software for people starting out.

Side project: a habit tracker

2026

Built with HR tech and SaaS. 4170 people used it last year.

References

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Education

Kellogg School of Management
MBA, Business Administration
2009 - 2011
NYU
BA, Computer Science
2003 - 2007

Details

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