05.2020 - 06.2024 - Senior Backend Developer

One of cofounders (technical part) of AI-powered Sales Assistant (AISA)

• idea and implementation method of company-specific AI assistant;
• research and development of project prototype;
• ML algorithm update with automatic features selection and next action recommendation;
• full pipeline to delivery predictions and recommendations to customers;

Publications:

• Naive Bayes Classifier Amplification
• Markovian Recommendations | Markov Chains

Opensource:

• multithreading and multiprocessing tasks executor
• nodejs interactive debugger
• couchdb adapter for migration tool
• bug fixing in react player component

08.2018 - 05.2020 - Machine Learning Engineer

Responsibilities:

• Develop solutions for production AI;
• Machine learning tools troubleshooting;
• Data scientists support;

Publications:

• ML Code vs AWS Lambda Limits
• Distribution density score
• Python monkey-patching like a boss
• Machine learning in tests generating

OpenSource:

• Easy converter pandas -> tfrecords & tfrecords -> pandas
• Concurrent Queue Consumer
• Minor fix in xgboost
• Minor fixes in mlflow:
  • mlflow/mlflow#641
  • mlflow/mlflow#658

04.2017 - 08.2018 - Senior Automation Engineer

Responsibilities:

• Technical leader of automation team
• Automation processes curation
• Automation tools selection
• Corporate automation tools development

Achievements:

• Set up automation flow and team from scratch
• Involved code review to automation flow
• Detailed documentation of all developed projects
• Developed automation courses for QA engineers

OpenSource:

• Founder of functional testing platform GlaceJS
• Jython library for native applications testing
• Contribution to vuejs
• Contribution to pixijs:
  • pixijs/pixijs#4730
  • pixijs/pixijs#4744
  • pixijs/pixijs#4748
  • pixijs/pixijs#4752

Presentaions:

• Speaker on TallinnJS Meetup;
• Speaker on Derivco DevNight "Automation";
• Speaker on Tallinn DevClub;

11.2016 - 04.2017 - Senior Automation Engineer

Responsibilities:

• Architectural solutions of stepler project
• Coordinating of stepler developers team
• Code review of stepler project.

Achievements:

• Cofounder, architect and core developer of stepler project:
  • http://stepler.readthedocs.io/
  • https://github.com/mirantis/stepler

OpenSource:

• POM - microframework for Web UI testing
• Dilium - distributed selenium with ansible

Publications:

• Python memory management to avoid leaks
• Web UI testing with POM
• STEPS-architecture for OpenStack testing

03.2016 - 10.2016 - Automation Engineer

Responsibilities:

• Horizon QA
• Openstack testing
• Automation testing with selenium
• Code review
• Test coverage
• Test design

02.2014 - 02.2016 - Automation Engineer

Responsibilities:

• UI automated testing at ZOO of operation systems.
• Setup testbed at different operation systems.
• Cloud automated testing.
• Curation of junior automation engineers.
• Architect and main contributor to test framework.

OpenSource:

• Participant of allure team
• Developer of nose-allure-plugin
• Contribution to mitmproxy, uisoup, selenium, jenkins-allure-plugin, jenkins-naginator-plugin, pytest-allure-adaptor, pytest-ordering

05.2013 - 02.2014 - Web Developer

Responsibilities:

• Participation in the development of the "BARS.E-School" with Python, JavaScript, HTML, using frameworks Django, M3, ExtJS.

04.2012 - 05.2013 - Web Developer

Responsibilities:

• Web Application Development with Ruby-on-Rails, CoffeeScript.
• Backend development for iOS-clients.
• Code review of junior developers.

04.2011 - 02.2013 - QA Team Lead

Responsibilities:

• Quality Assurance of https://open.kzn.ru

12.2010 - 04.2011 - QA Engineer

Responsibilities:

• Software testing
• Bug reporting