Image of Etan Zapinsky

Etan Zapinsky's email & phone number

Software Engineer

Etan Zapinsky's Phone Numbers

Etan Zapinsky's Work Experience

Code Nation


Greater New York City Area


Software Engineer

January 2018 to August 2020

Greater New York City Area


Software Engineer

July 2017 to December 2017

Greater New York City Area

Etan Zapinsky's Education

Columbia University - Fu Foundation School of Engineering and Applied Science

Bachelor of Science (B.S.), Computer Science

2010 to 2014

Etan Zapinsky's Professional Skills Radar Chart

Based on our findings, Etan Zapinsky is ...

Strong sense of self

What's on Etan Zapinsky's mind?

Based on our findings, Etan Zapinsky is ...

56% Left Brained
44% Right Brained

Etan Zapinsky's Estimated Salary Range

About Etan Zapinsky's Current Company

Columbia University

• Held weekly recitation session and office hours.• Graded homework assignments and tests.

Frequently Asked Questions about Etan Zapinsky

What company does Etan Zapinsky work for?

Etan Zapinsky works for Columbia University

What is Etan Zapinsky's role at Columbia University?

Etan Zapinsky is Teaching Assistant, Essential Data Structures in C/C++

What is Etan Zapinsky's personal email address?

Etan Zapinsky's personal email address is e****[email protected]

What is Etan Zapinsky's business email address?

Etan Zapinsky's business email address is [email protected]***.***

What is Etan Zapinsky's Phone Number?

Etan Zapinsky's phone (212) ***-*308

What industry does Etan Zapinsky work in?

Etan Zapinsky works in the Computer Software industry.

About Etan Zapinsky

💼 Past Experience

Etan Zapinsky's Work experiences:Software EngineerEtan Zapinsky is currently a Teaching Assistant, Essential Data Structures in C/C++ at Columbia University from January 2013 to December 2013 (1 year) in Greater New York City Area. • Held weekly recitation session and office hours.• Graded homework assignments and tests. President of Yavneh at Columbia University from January 2012 to December 2012 (1 year) in Greater New York City Area. • Led student group of over 250 active members.• Collaborated with board to create exciting social, educational and charity programming.• Redesigned website to increase accessibility of information. R&D Software Infrastructure Intern at Bloomberg LP from May 2013 to August 2013 (4 months) in Greater New York City Area. • Architected and built a meta-build system to increase productivity for over 80 developers.• Designed a domain specific language describing relevant project build information to abstract the input to the underlying toolchain generator. • Created a programmable API and command line interface for developers and end users.• Conducted an in-depth evaluation of gyp, Waf and CMake as the underlying toolchain generator. Software Development Intern at from May 2012 to August 2012 (4 months) in Greater New York City Area. • Created API explorer bundled with updated documentation to help users quickly determine proper query for their task.• Added granular API key permissions to grant access at an endpoint level and not a site level.• Increased consistency between API endpoints to allowed for a more intuitive API experience.• Built back-end of a chat bot that prompts employees for a status on their current project and displays the status on a shared web page. Software Development Intern at Yipit from June 2011 to August 2011 (3 months) in New York City. • Developed an algorithm to alert users of trending daily deals to enhance the user experience.• designs browser driven tests to evaluate site functionality.• created a platform to A/B test email subject lines and maximize click through rate.• conducted usability sessions to gather user feedback. Software Engineer at Square from August 2014 to July 2017 (3 years) in San Francisco, CA. • Expanded Square Feedback as primary engineer to support a more adaptable messaging framework which increased engagement between merchants and their buyers by 20%.• Coordinated technical integrations with the Square Directory platform to centralize merchants’ customers across all Square products.• Devised core infrastructure improvements to internal Go application framework.• Implemented stream processing to reduce computational workload over 100 million item dataset by 50%.• Consolidated customer activity data to leverage shared tooling, reduce system complexity and process 3 million daily events.• mentor summer intern who successfully created and launched employee attribute customer notes. Volunteer at Code Nation in Greater New York City Area. • Teach intro web development skills (HTML, CSS, Javascript) to high school students in under-resourced schools as member of 4 person volunteer team. Software Engineer at Level from January 2018 to August 2020 (2 years 8 months) in Greater New York City Area. • First software engineer. Contributing member of original 3 person team. Partnered with the founder to scale team

🎓 Education

Etan Zapinsky has a B.S. in Computer Science from Columbia University. Zapinsky is currently a graduate student at Fu Foundation School of Engineering and Applied Science, working on developing a new algorithm for image preservation. prior to Columbia, Zapinsky was a research intern at IBM Research in Zurich, Switzerland.

💡 Technical & Interpersonal Skills

Mr. Zapinsky has a two-year degree in software engineering from IIT Bombay. He has experience designing, building, designing, and testing software. He worked as a teaching assistant, a software development intern at Bloomberg LP, and a software engineer at Square. Mr. Zapinsky also has experience working on products such as Cedar and Self-Employed.

Etan Zapinsky’s Personal Email Address, Business Email, and Phone Number

are curated by ContactOut on this page.

10x your recruitment & sales conversations

Contact over 200M professionals
instantly by email or phone. Reveal
personal & work email addresses, as
well as phone numbers accurately with
our ContactOut Chrome extension.

In a nutshell

Etan Zapinsky's Ranking

Ranked #569 out of 11,373 for Teaching Assistant, Essential Data Structures in C/C++ in New York

Etan Zapinsky's Personality Type

Introversion (I), Intuition (N), Thinking (T), Judging (J)

Average Tenure

1 year(s), 1 month(s)

Etan Zapinsky's Willingness to Change Jobs



Open to opportunity?

There's 100% chance that Etan Zapinsky is seeking for new opportunities

Etan Zapinsky's Social Media Links

/in/etanza... /company/i...
Engage candidates 10x faster

Enjoy unlimited access and discover candidates outside of LinkedIn

Trusted by 400K users from 76% of Fortune 500 companies

Microsoft Nestle PWC JP Morgan Merck Rackspace WarnerMedia Randstad Yelp Google

The most accurate data ever

CCPA Compliant
GDPA Aligned
150M Personal Emails
200M Work Emails
100M Direct Dials
250M Professional Profiles
30M Company Profiles

Find anyone, anywhere
with ContactOut today

Making remote or global hires? Connecting
with key decision-makers? We can help.

  • 40 contacts/month
  • Works on standard LinkedIn only
  • Work emails, personal emails,
    mobile numbers
* 1 user per company limit

No credit card required

Try ContactOut for Free