David O'Callaghan - Email & Phone Number

iOS Developer at River

David O'Callaghan is based out of Edinburgh, Scotland, United Kingdom and works at River as iOS Developer.

David O'Callaghan's Contact Information

David O'Callaghan's Work email

d*****@rive***.com

Valid

Latest update

October 18, 2025

Location

Edinburgh, Scotland, United Kingdom

David's current employer

River

Description

River Financial is the best place to buy, sell, and use Bitcoin in the USA. Based in San Francisco, River is the premier Bitcoin financia...

Website

river.com

HQ Location

San Francisco, California, United States

Number of employees

51-200

Industry

Financial Services

Latest update

May 1, 2024

Read about River

Frequent questions about David O'Callaghan

What company is David O'Callaghan working for?

David O'Callaghan works for River.

What is David O'Callaghan's function at River?

David O'Callaghan is iOS Developer at River.

Where is David O'Callaghan based?

David O'Callaghan is based out of Edinburgh, Scotland, United Kingdom.

What is David O'Callaghan's work email address?

David O'Callaghan's professional email address is d*****@rive***.com

Who are David O'Callaghan's co-workers?

David O'Callaghan's colleagues are Alexander Leishman, Andrew Benson, Louie Liang, Alexandra Gaiser, Laura Christiansen, CPA, CA, Maria Okeke, Joe Bryan, Pablo Gonzalez, Allen Soohoo, Ellen Weaver, Travis Hall, Devon Armistead, James Page, Karl Nyberg, Melissa Oh, Bill Mongan, Maria Rivera-González, Sam Wouters, João Mesquita, Madison Shimborske, Michael Over, Julia Duzon, Reid Paulson, Ben Epling, Blake Haisley, David Caseria, Will Hofner, Will Nemirovsky, Julie Trias, Vinny Pardi, Mimi Heinlein.

David's co-workers

BSA/AML Officer | CCO

Alexandra Gaiser

Director of Regulatory Affairs

Laura Christiansen, CPA, CA

Director Of Accounting

Head of Talent Acquisition

Associate Relationship Manager

Melissa Oh

Senior Product Designer

Bill Mongan

General Counsel

Maria Rivera-González

Office Manager

Sam Wouters

Bitcoin Research Analyst

João Mesquita

Software Engineer

Madison Shimborske

Senior Client Operations Associate

Michael Over

Senior Software Engineer

Julia Duzon

Chief Operating Officer

Reid Paulson

Senior Marketing Manager

Ben Epling

Strategy Analyst

Blake Haisley

Sales Manager - Relationship Management

David Caseria

Chief Technology Officer

Will Hofner

Financial Operations Analyst

Will Nemirovsky

Strategy Analyst

Julie Trias

Chief Information Security Officer

Vinny Pardi

Mining Operations Manager

Mimi Heinlein

Client Operations Manager

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