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Catalin Tiseanu Email & Phone Number

Machine learning leader at Coinbase. Productionized Transformers before they were cool at Coinbase
Location: United States, United States, United States 9 work roles 3 schools
1 work email found @coinbase.com 2 phones found area 628 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 2 phones

Work email c****@coinbase.com
Direct phone (628) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Machine learning leader at Coinbase. Productionized Transformers before they were cool
Location
United States, United States, United States
Company size

Who is Catalin Tiseanu? Overview

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Quick answer

Catalin Tiseanu is listed as Machine learning leader at Coinbase. Productionized Transformers before they were cool at Coinbase, a company with 51 employees, based in United States, United States, United States. AeroLeads shows a work email signal at coinbase.com, phone signal with area code 628, and a matched LinkedIn profile for Catalin Tiseanu.

Catalin Tiseanu previously worked as Senior Staff Machine Learning Engineer (IC7) at Coinbase and Staff Machine Learning Engineer at Coinbase. Catalin Tiseanu holds Research Master, Computer Science from University Of Maryland.

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Email format at Coinbase

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{first}.{last}@coinbase.com
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Profile bio

About Catalin Tiseanu

I'm passionate about technology that solves real problems, with focus for algorithmic, optimization, or machine learning challenges, proven to perform under pressure.I have a heavy background in algorithms & data structures, and machine learning - I worked at Coinbase, Twitter, Facebook, Google, and IBM Research, and won or made the final at some of the most prominent programming contests in the world, such as Google Code Jam or TopCoder Open (whose Marathon track I won in 2021 against heavy competition).Most recently, I was the first ML Engineer at Coinbase, acting as the team's tech lead for the last three years over a 40+ team. I had a role in building, designing, or advising every ML model running in production currently at Coinbase, as well as the technical and strategic direction. Highlights:• Landed double-digit increases in site-wide net revenue and engagement across the Feed, Growth & Notifications, and user spend limits;• Created Auto-ML-like lego-blocks around tabular data, sequence & text data (using Transformers of ChatGPT fame & deep learning), and support for blending these models to help 10x the team; • Set long-term technical direction for the team owned large parts of the interview process, published a blog post around our stack, contributed to a KDD presentation, and ran a knowledge-sharing group and boot camp;• Worked on the first web3 use cases.I was a founding engineer at Memo.ai (acquired by Coinbase), working on various NLP tasks.Previously, I did big data work at BitDefender and got my first industry experience through internships at Google (2008), Facebook (2010), and Twitter (2012).I published several theoretical computer science papers in string algorithms and strand detection, with an h-index of 4. I also built the first real-time turnout electoral map for the Romanian parliamentary elections, used by more than 1% of the Romanian voting population.I have Research Master's degree in Computer Science from the University of Maryland, College Park, under Prof. Mohammad HajiAghayi, and a Bachelor's degree in Computer Science from the University of Bucharest, Faculty of Mathematics and Informatics.To find out more about me, visit https://catalintiseanu.github.io/

Listed skills include Algorithms, Python, C++, Algorithm Design, and 15 others.

Current workplace

Catalin Tiseanu's current company

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Coinbase
Coinbase
Machine learning leader at Coinbase. Productionized Transformers before they were cool
San Francisco, California
Website
Employees
51
AeroLeads page
9 roles

Catalin Tiseanu work experience

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

Senior Staff Machine Learning Engineer (Ic7)

Current

Remote First, US

As the first ML Engineer, I co-founded the modern machine learning efforts at Coinbase, acting as the team's tech lead for the last three years over a 40+ team. I had a role in building, designing, or advising every ML model running in production currently at Coinbase, as well as the technical and strategic direction. Highlights:* Landed double-digit.

Jan 2022 - Present

Staff Machine Learning Engineer

Remote First, US

Mar 2018 - Jan 2022

Founding Engineer

San Francisco, California, US

  • Worked on applying NLP on Slack chat logs - expert finding, topic modeling, text classification. Improved search quality. Later on, built full-stack features such as web search and external note sharing.Machine.
  • Tf-idf based model for recommending experts based on a query stringTopic modeling:
  • Pipeline for cleaning text data, parsing out stop-words and first names, keeping only nouns
  • Langid-based classifier for keeping only english-speaking teams
  • Clustered the cleaned-up text messages using LDA in 50 clusters * Visualized results using pyLDAvisText classification:
  • Collected a labeled dataset for classifying messages into design/non-design
Nov 2016 - Feb 2018

Big Data Arhitect

Bucuresti, Romania, RO

* In charge of building the big data system in charge of making sense of terabytes of diverse information* Worked on building a one box type of search system for the various data collected by BitDefender, using Cassandra, Spark and Django.* Aim of the system was two-fold: easily search through terabytes of data and automatically generate forensic leads for.

Jan 2015 - Jul 2016

Teaching Assistant

College Park, MD, US

* TA for Algorithms & Data Structures, Complexity Theory and Randomized Algorithms* Held weekly TA hours for explaining difficult course material, at both undergrad and grad level* Responsibilities also included grading homework

Sep 2011 - May 2013

Software Engineering Intern

San Francisco, CA, US

* Shipped a drastically improved version of the signup account recommendation system.* Designed and implemented features for improving the experience new users have on the site, by suggesting more relevant accounts to follow after they just signed up. * The project relied heavily on understanding trends in big data.* To that end, I used Pig (Big Data) and.

May 2012 - Aug 2012

Software Engineering Intern

* Worked in the Ads optimization team.* Implemented a feature which helped increase CTR... this needed both infrastructure work as well as some Machine Learning models, all coded in C++.* Implemented a text feature as a Hackathon project to help make indexing easier.* I also used Big Data technologies such as Hive.

Jul 2010 - Oct 2010

Great Minds Research Intern

Ibm Research Zurich

* Interned in the Business Optimization group on a research project about risk management in the pharmaceutics industry.* Worked on the interface of stochastic programming and combinatorial algorithms in order to formulate a model which minimized risk.* The linear programming model was implemented in ILOG CPLEX C++ and compared against other methods. * The.

Mar 2010 - Jun 2010

Software Engineering Intern

Mountain View, CA, US

* Worked on the Google Books team.* Implemented an user facing feature as well as a backend one related to the scanning of books* Used Python for prototyping and C++ for the code in production.

Jul 2008 - Sep 2008
Team & coworkers

Colleagues at Coinbase

Other employees you can reach at coinbase.com. View company contacts for 51 employees →

3 education records

Catalin Tiseanu education

Research Master, Computer Science

University Of Maryland

Masters, Computer Science

University Of Bucharest

Bachelor, Computer Science

University Of Bucharest
FAQ

Frequently asked questions about Catalin Tiseanu

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

What company does Catalin Tiseanu work for?

Catalin Tiseanu works for Coinbase.

What is Catalin Tiseanu's role at Coinbase?

Catalin Tiseanu is listed as Machine learning leader at Coinbase. Productionized Transformers before they were cool at Coinbase.

What is Catalin Tiseanu's email address?

AeroLeads has found 1 work email signal at @coinbase.com for Catalin Tiseanu at Coinbase.

What is Catalin Tiseanu's phone number?

AeroLeads has found 2 phone signal(s) with area code 628 for Catalin Tiseanu at Coinbase.

Where is Catalin Tiseanu based?

Catalin Tiseanu is based in United States, United States, United States while working with Coinbase.

What companies has Catalin Tiseanu worked for?

Catalin Tiseanu has worked for Coinbase, Alien Labs, Bitdefender, University Of Maryland, and Twitter.

Who are Catalin Tiseanu's colleagues at Coinbase?

Catalin Tiseanu's colleagues at Coinbase include Andrew F., Mahipal Saran, Xingpei (Jaquelyn) Wang, Lawrence Zlatkin, and Chitra Venkatramani.

How can I contact Catalin Tiseanu?

You can use AeroLeads to view verified contact signals for Catalin Tiseanu at Coinbase, including work email, phone, and LinkedIn data when available.

What schools did Catalin Tiseanu attend?

Catalin Tiseanu holds Research Master, Computer Science from University Of Maryland.

What skills is Catalin Tiseanu known for?

Catalin Tiseanu is listed with skills including Algorithms, Python, C++, Algorithm Design, Machine Learning, Data Structures, Big Data, and Software Engineering.

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