Dusan Zelembaba, Developer in Milton, ON, Canada
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Dusan Zelembaba

Verified Expert  in Engineering

Back-end Developer

Location
Milton, ON, Canada
Toptal Member Since
August 5, 2021

Dusan was at Google for seven years, progressing from a new grad to managing a team of 10 as a staff software developer. He has specialized in building maintainable and scalable back-end infrastructures across Google Ads and Cloud APIs, and his domain expertise is in healthcare and retail, where he has worked with many clients and built dedicated products. As a proven team lead and architect, Dusan works closely with teams to architect, build, and maintain solutions to ambiguous problems.

Portfolio

Google
C++, Flume, Technical Leadership, Management
Google
Go, Java, REST, Google Cloud, Kubernetes, DICOM, Google Cloud Storage...
Google
C++, Flume, MapReduce, Go

Experience

Availability

Part-time

Preferred Environment

Linux, Google Cloud, Go, C++, Java, Containers, SaaS, Big Data

The most amazing...

...product I've created is the Google Cloud Healthcare API, which is being used by top providers like Mayo Clinic.

Work Experience

Staff Software Developer

2021 - 2021
Google
  • Managed infrastructure and machine learning teams comprising 10 engineers focusing on Google Cloud’s Product Discovery Suite for retailers.
  • Owned core areas of recommendation and search products, such as data pipelines and measurement, and incubating new product offerings related to personalization.
  • Collaborated with product managers and executive leadership to evaluate and prioritize investments in new product offerings.
Technologies: C++, Flume, Technical Leadership, Management

Senior Software Developer

2017 - 2020
Google
  • Served as the medical imaging engineering lead for the Cloud Healthcare API, a first of its kind.
  • Managed a storage solution for healthcare-specific data formats (such as FHIR, HL7, and DICOM) used by leading healthcare institutions, including Mayo Clinic.
  • Grew the team from inception to seven people, owning day-to-day management, roadmap planning, and coordinating with the rest of the organization, including leadership, the broader engineering team, product, and sales.
Technologies: Go, Java, REST, Google Cloud, Kubernetes, DICOM, Google Cloud Storage, Google Cloud Spanner, Technical Leadership, Management, Architecture, Image Compression

Software Developer

2014 - 2017
Google
  • Served as a member of the team that brought Google Shopping Ads inventory to surfaces beyond search, such as Google Now, YouTube, and Display.
  • Built out data pipelines to process billions of items (such as emails, web pages, and YouTube videos) to extract shopping entities (such as specific products, shopping intent, and product categories), leveraging technologies like MapReduce and Flume.
  • Maintained a package tracking service that monitored the shipping status of packages across 5+ shipping companies and powered services like the “Your order is shipped” card in Google Now.
Technologies: C++, Flume, MapReduce, Go

Cloud Healthcare API

https://cloud.google.com/healthcare/
Served as the medical imaging engineering lead for the Cloud Healthcare API, a first of its kind. Oversaw feature development across a broad and complex API surface, including image ingestion, image retrieval and transcoding, metadata search, and batch import/export functionality that scales to billions of resources.

Languages

Go, C++, Java, SQL

Paradigms

REST, MapReduce, Management

Storage

Google Cloud, Google Cloud Spanner, Google Cloud Storage, Databases

Other

DICOM, Technical Leadership, Architecture, SaaS, Big Data, Containers, Statistics, Image Compression

Tools

Flume

Platforms

Linux, Kubernetes

2009 - 2014

Bachelor's Degree in Mathematics and Computer Science

University of Waterloo - Waterloo, ON, Canada

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