Liubov Mietielieva, Developer in Luxembourg City, Luxembourg
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Liubov Mietielieva

Verified Expert  in Engineering

Software Developer

Luxembourg City, Luxembourg

Toptal member since September 2, 2019

Expertise
JavaSpringGroovyGrailsElasticsearchPythonLinuxSQLHibernatePostgreSQLMySQLJSONTest-driven Development (TDD)RabbitMQSwagger
Bio

Liubov is a back-end developer with a strong information security background specializing in Grails and Spring-based applications with experience in front-end, data science, and mobile applications. Liubov delivers clean, maintainable, and well-tested code.

Availability

Part-time

Preferred Environment

Git, Visual Studio Code (VS Code), IntelliJ IDEA

The most amazing...

...thing I've coded is an efficient algorithm for time slots calculations with bunch rules and options.

Work Experience

Software Developer

2017 - PRESENT
Doctena
  • Extended existing REST API using Grails.
  • Implemented new REST API for internal microservices using Grails.
  • Created a search engine based on Elasticsearch.
  • Refactored and improved performance of old applications.
  • Implemented TDD by writing unit and integration tests using Spock Framework.
  • Wrote OpenAPI documentation.
Technologies: RabbitMQ, Angular, React, Elasticsearch, Grails

Research Assistant

2015 - 2017
Interdisciplinary Center for Security and Trust (SnT)
  • Worked on eGlasses project about integration and designing of new intelligent interaction methods with smart glasses.
  • Developed an Android application for authentication on smart glasses by using different inputs.
  • Studied network traffic analysis attacks in the TOR network.
  • Developed a website fingerprinting defense on application level (Firefox WebExtensions).
Technologies: JavaScript, Python, Java

Research Assistant

2012 - 2014
Technology of National Technical University of Ukraine “Kyiv Polytechnic Institute”
  • Developed software environment for experiments and tests.
  • Contributed to writing and translating the software documentation.
  • Researched software vulnerabilities using penetration testing frameworks and fuzzers.
Technologies: Kali Linux, Weka, Python

Search Service

A search API based on Grails framework and Elasticsearch. The service can be easily extended to work with different domains which you want to make searchable for the end-user.

Event Sync Service

A service that provides two-way calendar sync between
application user events and popular calendar services such as Google Calendar, Apple Calendar, and Microsoft Exchange.
2015 - 2017

Master's Degree (with Honors) in Information and Communication Systems Security

National Technical University of Ukraine “Kyiv Polytechnic Institute” - Kyiv, Ukraine

2015 - 2017

Master's Degree in Information and Computer Sciences

University of Luxembourg - Luxembourg

Libraries/APIs

React, Google API

Tools

RabbitMQ, IntelliJ IDEA, Git, Weka

Languages

Groovy, Java, Python, SQL, TypeScript, JavaScript

Frameworks

Grails, Spring, Hibernate, Spock, Swagger, Bootstrap, Angular

Paradigms

REST, Test-driven Development (TDD), MVC Design, Continuous Integration (CI)

Storage

Elasticsearch, PostgreSQL, MySQL, JSON

Platforms

Linux, Visual Studio Code (VS Code), Kali Linux, Docker

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