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Ann M.
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Ann M.

Chargeback Specialist - Risk and Fraud

​For over a decade, I've been a guardian of financial integrity for some of the biggest names in the business. My foundation was built at JPMorgan Chase and honed through critical risk and dispute resolution roles at Visa and Wells Fargo. ​I command the full spectrum of financial risk management. My expertise isn't just theoretical; it's battle-tested in high-volume, high-stakes environments. I specialize in: ​▪️ Fraud Investigation: Proactively identifying and neutralizing threats. ▪️ Dispute Resolution: Analyzing transaction patterns to determine outcomes. ▪️ Chargeback Analysis: Meticulously documenting cases to safeguard assets. ​My unique blend of deep corporate experience and freelance agility means I deliver structured, analytical rigor with the adaptability to solve any problem. I don't just manage risk; I get ahead of it.

🇵🇭Caloocan, Philippines$20/hr100% JSS4.95 (17)Since Mar 2010

Earnings and projects

MRR (estimate)
≈$1.7k

An estimate from an earlier read

World#26,696 / 412k
🇵🇭Country#3,433 / 56.3k
Revenue, last 30 days
$0

Last 6 months: $10k

Total earnings
$127k

Billed in all: $127k

World#29,404 / 412k
🇵🇭Country#3,344 / 56.3k
Per project
$7.1k

$5.2k in the last 6 months

World#24,102 / 412k
🇵🇭Country#5,764 / 56.3k
Projects, last 6 months
2
0% fixed100% hourly
World#88,918 / 412k
🇵🇭Country#8,168 / 56.3k
Projects in all
18

Across 20 contracts

5% fixed95% hourly
World#143,608 / 412k
🇵🇭Country#11,228 / 56.3k

Earnings, last 30 days

$127kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$124k$126k$128k$130kOct 9Oct 24Nov 8

No data since Nov 5, 2026.

Skill rankings: Top 4% in Online Research

Ranked by MRR among everyone on Upwork with the skill.

  1. #7Financial Risk136 freelancers · 🇵🇭 #3Top 5%
  2. #68Fraud Detection629 freelancers · 🇵🇭 #46Top 11%
  3. #138Content Management2,310 freelancers · 🇵🇭 #31Top 6%
  4. #300Online Research8,217 freelancers · 🇵🇭 #104Top 4%
  5. #2,592Data Entry53,630 freelancers · 🇵🇭 #1,139Top 5%