Derek Olejnik

Senior Software Engineer

Seattle, Washington, United States20 yrs experience
Most Likely To SwitchAI ML Practitioner

Key Highlights

  • Over ten years of software development experience.
  • Led initiatives saving millions annually.
  • Expert in machine learning and software development.
Stackforce AI infers this person is a Software Engineer with expertise in E-commerce and Entertainment sectors.

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Skills

Core Skills

Software DevelopmentTechnical LeadershipMachine Learning

Other Skills

PythonDatabasesJavaC++ClearCaseSecurity ClearanceArtificial IntelligenceWindowsData MiningSystems EngineeringSoftware SafetyObject Oriented ModelingMultithreadingSQLRational Rose

About

Natural technical leader with over ten years of software development experience working in companies of all sizes with experience driving large-impact proposals and initiatives while maintaining a high quality technical bar. Tech Skills: Java, Python, C++ Cloud Computing (AWS) Machine Learning Algorithms OO Design Task Automation Databases

Experience

20 yrs
Total Experience
4 yrs 1 mo
Average Tenure
4 yrs 5 mos
Current Experience

Netflix

Senior Software Engineer

Nov 2021Present · 4 yrs 5 mos · Virtual · Remote

  • Consolidated filters from disparate sources into company-wide library
  • Consolidated bandit implementations across multiple teams under a simplified shared infrastructure
  • Instrumental in the deprecation of services, saving millions of dollars annually in the process
  • Led planning process across a number of teams to support Live titles within recommendations
  • One of a couple of employees gaining experience across all of team's 10s of applications
PythonSoftware DevelopmentTechnical LeadershipDatabases

Amazon

Software Engineer

Jan 2013Jan 2021 · 8 yrs · Greater Seattle Area · On-site

  • Amazon - Prime Video Personalization / 2016-2021
  • Amazon - Textbook Rentals / 2013-2016
  • One of two founding engineers that created, led, and evolved an image personalization idea from its inception to a product team that drove ~6% customer engagement lift over two years
  • Designed and built an accounting system to shift a $10MM/year business away from manual accounting to being integrated with internal automated accounting services
  • Without prompting, improved code consistency and metrics coverage company-wide by writing a standardized logging library for users of Caffeine caches that is now used in hundreds of code bases around Amazon from the frontend website to tax rules engine systems
  • Consolidated work plans across multiple teams in order to maximize shared code and save months of duplicated development effort across the organization
  • Designed for, delegated work to, and lead small teams of developers (2-5) to scale my capabilities of implementing larger projects
  • Lead and promoted good software development practices by focusing on clean, readable code
  • Strengthened hiring by interviewing an average of 1-2 developers per week
JavaPythonC++Software DevelopmentMachine Learning

Lockheed martin

Software Engineer

Jan 2009Jan 2013 · 4 yrs · Dallas/Fort Worth Area · On-site

  • Designed, wrote, and oversaw use of a data extraction tool utilizing Python that increased the speed of technical document generation from Rose RealTime models by 3 orders of magnitude (days to minutes)
  • Increased amount of scripted tasks by ~900% (from about 4 to about 40)
  • Led a test team of 5 employees in organizing, scheduling, and running qualification testing
  • Secret clearance
PythonSoftware Development

Language computer corporation

Software Engineer

Jan 2009Jan 2009 · 0 mo · Richardson, TX · On-site

  • Wrote Google question harvester based on question pattern popularity to gain a broader array of questions over parsing structured data sources to be utilized in a semantic Q/A search engine
  • Downloading ~600K questions/machine day
  • Utilized REST API with in-house tools to write bucketed entity-based search for a term/user messages online and seeing corresponding WHO, WHAT, WHERE, WEBSITE, and USERs
  • Downloading ~300K messages/machine day
  • Devised a standardized format for data storage and wrote a tool to assist programmers in translating their data to the standard format
  • Created unigram spell checker for search engine with support for n-gram entity spell correction; was in process of creating a generic n-gram version
  • Created patterns to generate questions and answers from structured data

Georgia institute of technology

Undergraduate TA

Jan 2007Dec 2008 · 1 yr 11 mos · Atlanta, GA

  • Instructed first and second-level data structure and algorithm courses for both CS and non-CS majors.
  • Designed homework assignments and tests.

Nokia

Automated Testing Software Engineer

Jun 2005Aug 2007 · 2 yrs 2 mos · Alpharetta, GA

  • "Co-op Employee"
  • Rewrote their entire automated test platform for the 'Sync' system
  • Improved Automated Test Coverage by over 25%
  • Worked with Exchange, Domino, and SQL database mail servers
  • Created master/slave-based automated distribution/update system for in-house software to the testing platforms

Education

Georgia Institute of Technology

Computer Science — Computer Science

Jan 2004Jan 2008

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