Yuliana Havryshchuk Email & Phone Number

Seattle, Washington, US

Seattle, Washington, US

Data Discovery and Quality platforms. We're hiring!

Seattle, Washington, US

Seattle, Washington, US

Building tools and services to bring data quality validation and monitoring to Zillow's large-scale data pipelines using Spark, Hadoop, Scala, Python, Airflow, and AWS.Represented the Data Governance engineering team at Data + AI Summit 2021.

Scottsdale, AZ, US

• Designed and implemented new user programs and features using Rails and Angular
• Sped up page loads up to 500% by optimizing queries using database indices and eager loading
• Created an automatic log processing system (log aggregation, parsing, ingestion)
• Developed infrastructure for a data-exchange partnership with a third party using Rails and Airflow
• Implemented a RESTful API in Rails to support BuildZoom’s data sharing platform

• Worked on the Hack the North API service for organizing hackathons
• Created an application that allows the team to send batches of important emails, bypassing server greylisting measures
• Implemented push notification system for our mobile apps

Organized Hack the North 2017 - with over 1000 attendees, sponsored by Google, Facebook, Microsoft, among many other tech companies.

Cupertino, California, US

• Worked on Apple’s productivity apps (iWork), for iOS and macOS using Objective-C
• Wrote a bash script to speed up project build times by 19% for over 170 iWork employees
• Introduced accessibility features such as dynamic text sizing throughout the apps
• Created dynamic rendering of font styles to improve page performance and reduce app size
• Implemented a Pages document statistics view

Bracknell, Berkshire, GB

• Created an application that generates hourly currency charts, hosts the graphics, and displays them on the front page of XE.com which gets 50M monthly visits (Java and AWS technologies)
• Developed an app for the Amazon Echo in Node.js that uses the XE API to answer voice-activated currency exchange questions and is integrated with the company mobile apps
• Wrote a regression testing program that verifies output of a new application against the older build

New York, NY, US

• Created a dynamic model used by pricing teams to communicate their needs to the executive team
• Automated the creation of multiple reports which previously had to be produced manually: weekly, monthly or quarterly
• Analyzed large data sets using Microsoft Access and SQL in order to produce meaningful conclusions and reports

Boston, MA, US

• Wrote VBA scripts to automate the production of dynamic sets of deliverables
• Built illustration models to ensure that all aspects of a new product were understood within other teams and departments, in order to secure successful implementation
• Tested sensitivities to ensure that the product was profitable in adverse circumstances

Bachelor’S Degree, Computer Science And Statistics

Computer Science