Mikalai Miatlitski, Developer in Chanhassen, MN, United States
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Mikalai Miatlitski

Verified Expert  in Engineering

Software Developer

Chanhassen, MN, United States

Toptal member since May 26, 2016

Expertise
CSSJavaScriptjQueryMySQLXMLSQLJavaSpringHibernateREST APIReduxReact.jsGitHighchartsD3.js
Bio

Mikalai is a consultant and technical leader with over a decade of experience in the IT industry. He's worked for major clients such as API Outsourcing/Centreviews, Coborns Delivers, and NMDP. Mikalai's background includes extensive hands-on development and creating specific technical solutions while working on international teams.

Portfolio

Church Community Builder
React, React Native, Expo.io, Mobile, SQL, MySQL, Redux, Git...
SpecterOps
React, Material UI, JavaScript, HTML, CSS, ReGraph, Cypress, TypeScript...
API Outsourcing/Centreviews
React, JavaScript, Spring, Java, MySQL, XML, Hibernate...

Experience

  • JavaScript - 20 years
  • HTML - 20 years
  • CSS - 20 years
  • Java - 12 years
  • Spring - 12 years
  • React - 5 years
  • D3.js - 4 years
  • TypeScript - 2 years

Availability

Part-time

Preferred Environment

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

The most amazing...

...project I've completed is a highly configurable document processing platform for managing finance data.

Work Experience

React Developer

2021 - 2022
Church Community Builder
  • Developed reusable React components and integrated them into the legacy codebase.
  • Created integration E2E tests for new functionality.
  • Provided maintenance for a React Native mobile application.
Technologies: React, React Native, Expo.io, Mobile, SQL, MySQL, Redux, Git, Visual Studio Code (VS Code), CSS, HTML, REST, Webpack, TypeScript, jQuery, REST APIs, JavaScript

Front-end developer

2020 - 2021
SpecterOps
  • Developed highly performant and reusable React UI components based on the Material-UI library.
  • Implemented data-driven UI by consuming a RESTful back-end API.
  • Integrated data visualization solutions based on Regraph and Highcharts.
  • Created unit tests using the react-testing library and E2E tests using Cypress.io.
  • Developed a UI prototype leading up to a successful demo.
Technologies: React, Material UI, JavaScript, HTML, CSS, ReGraph, Cypress, TypeScript, Highcharts, Redux, Git, Visual Studio Code (VS Code)

Lead Full-stack Developer

2016 - 2020
API Outsourcing/Centreviews
  • Developed a React-powered single-page application.
  • Integrated React-driven UI components into the legacy servlets, JSP, and JavaScript application.
  • Implemented a SCIM specification as a fully configurable Java framework.
  • Came up with the concept and designed core components for a configurable RESTful interface based on Spring Data REST.
  • Optimized the build process to promote CI/CD best practices.
  • Created complex scalable, data-driven, React-powered UI components.
  • Collaborated with a third-party contractor graphical design company to implement the suggested UI redesign and rebranding.
Technologies: React, JavaScript, Spring, Java, MySQL, XML, Hibernate, Jakarta Server Pages (JSP), Redux, Git, D3.js, User Experience (UX), Jenkins, CSS, HTML, REST, Liquibase, Webpack, IntelliJ IDEA, Java SE, Apache Maven, jQuery, REST APIs, Node.js

Tech Lead | Consultant

2013 - 2016
Coherent Solutions, Inc. (US)
  • Led the development team to achieve deliveries within the functionality, quality, and schedule through a QA sign-off.
  • Conducted code reviews for quality control and best practices.
  • Established an overall software engineering process via setting standards and expectations.
  • Developed and maintained a series of technical designs.
  • Led technical meetings to discuss and brainstorm solutions.
Technologies: XML, HTML, SQL, JavaScript, Java, MySQL, Spring, Hibernate, Jakarta Server Pages (JSP), React, Git, User Experience (UX), Jenkins, CSS, REST, IntelliJ IDEA, Multidimensional Expressions (MDX), Java SE, Apache Maven, jQuery, REST APIs

Lead Developer | Software Analyst

2012 - 2013
Coherent Solutions, Inc. (US)
  • Developed and maintained a re-factoring plan for AGNIS (A Growable Network Information System) v2.0.
  • Modified the web service architecture to accommodate the new requirements.
  • Upgraded a service engine and third-party components.
  • Integrated a Maven build-and-management tool into a legacy project.
Technologies: SOAP, Java, MySQL, XML, Spring, Hibernate, Jakarta Server Pages (JSP), CSS, HTML, IntelliJ IDEA, Java SE, jQuery, JavaScript

Tech Lead | Consultant

2011 - 2012
Coherent Solutions, Inc. (US)
  • Designed and implemented a highly configurable CMS framework.
  • Performed analysis of performance issues, proposed solutions, and supervised their implementation.
  • Designed, prototyped, and led the implementation of a responsive mobile and desktop UI.
  • Created performance analysis reports using BI tools, icCube, and MDX.
  • Developed an on-the-fly, persistent, JavaBeans classes generator based on Hibernate, mapping the files using an ASM library.
Technologies: HTML, XML, SQL, JavaScript, Java, MySQL, Spring, Hibernate, Jakarta Server Pages (JSP), CSS, IntelliJ IDEA, Java SE, jQuery

Senior Software Engineer

2008 - 2011
ISSoft (Belarus)
  • Performed technical leadership over junior team members.
  • Developed persistence-layer components with Hibernate ORM.
  • Ported the legacy ASP application's codebase to Java/JSP.
  • Optimized the database schema to meet performance requirements.
  • Developed a number of client-side components using JavaScript and AJAX.
Technologies: XML, SQL, JavaScript, Java, MySQL, Jakarta Server Pages (JSP), CSS, HTML

Software Engineer

2006 - 2008
ISSoft (Belarus)
  • Designed and implemented a persistence layer to support the security sub-system.
  • Developed back-end server components using the existing management system.
  • Performed cross-browser adaptation of HTML and CSS web pages.
  • Developed custom UI controls and client-side validation.
  • Built a custom configurable UI framework using Ajax.
Technologies: HTML, SQL, JavaScript, Java, MySQL, XML, CSS

Experience

Centreviews | Business Intelligence Suite

The Centreviews suite aims to automate back office processes via:

• Providing an automated workflow platform.
• Giving the user the ability to link all supporting documents from order to payment with the invoice.
• Providing a single centralized documents repository.

A Growable Network Information System (National Marrow Donor Program)

https://www.cibmtr.org/datamanagement/trainingreference/agnis/Pages/index.aspx
AGNIS (A Growable Network Information System) is an open-source messaging system specifically designed to exchange hematopoietic cell transplant data using a secure, standards-based system. My role was to optimize the service by removing unused components and streamlining the build and test processes by introducing Maven.

Bloodhound Enterprise

https://bloodhoundenterprise.io/
The attack path management solution continuously maps and quantifies active directory attack paths, assesses the impact of the most critical chokepoints, and continually monitors and reports on attack path exposure over time.

Education

1998 - 2003

Bachelor's Degree in Computer Engineering

Belarusian State University of Informatics and Radioelectronics - Minsk, Belarus

Certifications

SEPTEMBER 2020 - PRESENT

React Native

Udemy

DECEMBER 2007 - PRESENT

Sun Certified Java Developer

Sun Microsystems

Skills

Libraries/APIs

React, D3.js, Liquibase, jQuery, REST APIs, Node.js, Highcharts

Tools

Git, Webpack, Apache Maven, IntelliJ IDEA, Jenkins, ReGraph, Expo.io

Languages

TypeScript, CSS, Java, HTML, XML, SQL, JavaScript, Java SE

Frameworks

Redux, Spring, Hibernate, Jakarta Server Pages (JSP), React Native, Unity3D, Material UI, Cypress

Paradigms

REST

Storage

MySQL

Platforms

Windows, Visual Studio Code (VS Code), Mobile

Other

User Experience (UX), SOAP, Multidimensional Expressions (MDX), Electronics

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