Alex Nikitin

Crafting Exceptional Frontend Experiences

Specialized in React, React Native, and Next.js development with intuitive user interfaces.

Hire me on Upwork
Frontend Developer

My Tech Stack

Frontend Frameworks

Data Visualization

APIs & Protocols

CSS Preprocessors

Mobile Development

Game Dev

Testing & Deployment

Backend & Database

Build Tools

Work Experience

Feb 2025
Jun 2023
Slotegrator logo

Slotegrator

slotegrator.pro
Full Time
Leading software supplier and aggregator for online casino and sportsbook operators
Senior Frontend Developer
Jun 2023 — Feb 2025
Team size:12 people

Responsibilities:

  • Implemented new features for the casino website builder (dashboard).
  • Developed and integrated widgets for casino lobby using the website builder.
  • Created and maintained components for shared UI component library (npm).
  • Maintained utility npm packages.
  • Participated in task planning activities including analysis, grooming sessions, and estimation.

Technologies:

TypescriptReactAntdNext.jsRTK QueryMicro Frontends
Apr 2023
Mar 2022
RMRK.app logo

RMRK.app

www.rmrk.app
Full Time
Company of crypto enthusiasts working on NFT Launchpad framework, kusama & statemine NFT marketplace, and metaverse
Senior Full Stack Developer
Mar 2022 — Apr 2023
Team size:8 people

Responsibilities:

  • Implementing new features & bug fixing of marketplace
  • Implementing skybreach.app/map (tiled map, custom user tiles, UI, wallet integration & evm contract interaction)

Technologies:

TypescriptReactPhaser.jsZustandGraphQLNext.jsdappChakra UI
Aug 2020
Jun 2018
KORUS Consulting logo

KORUS Consulting

korusconsulting.com
Full Time
IT company providing services in business applications' implementation
Lead Front-end Developer
Jun 2018 — Aug 2020
Team size:12 people

Responsibilities:

  • Reverse engineering and reengineering of existing Java (Vaadin) web app with React.
  • Writing unit & E2E tests (Puppeteer).
  • Supporting legacy ES5 code (Java Rhino).
  • Supporting other internal front-end projects.

Technologies:

ReactReact DatasheetReduxJestTypescriptJavaRhinoJSSpreadsheetsPuppeteerWebpack
Aug 2020
Jun 2018
Full Time
Andersen is an IT outsourcing company with top tech resources competencies for custom software development of any complexity.
Mentor,
Front-end Developer,
Back-end Developer
Jun 2018 — Aug 2020
Team size:12 people

Positions & Responsibilities:

Mentor

Mentoring junior developers

Back-end Developer (Node.js)

Microservice developer

Senior Front-end Developer

Front-end developer

Overall Technologies:

CSSDockerExpressGraphQLJavaScriptNoSQLNodeJSPuppeteerReact HooksReactReduxRxJSSQLTypeScriptXState,
Jun 2018
Feb 2018
Scores24.live logo

Scores24.live

scores24.live
Full Time
Online gambling website
Senior Front-end Developer
Feb 2018 — Jun 2018
Team size:8 people

Responsibilities:

  • Online gambling website.
  • Tasked to improve website performance for existing gaming analytics. Later, collaborated on a newly improved website built with Vue.js

Technologies:

Vue.jsReactMobXFigma
Feb 2018
Mar 2014
Part Time
Upwork freelance platform
Freelance Web Developer
Mar 2014 — Feb 2018

Responsibilities:

  • React apps development.
  • Node.js apps development.
  • HTML/CSS development from sketches or mockups.
  • CSS/JavaScript bug fixes.
  • Adding responsive CSS features to existing websites.
  • Adding jQuery features.
  • WordPress & Joomla theme development.
  • Website deploy, support, migration.
  • Creating vector images for custom Glyphs. Added them to the FontAwesome library and integrated into existing project.
  • Vanilla JavaScript coding for Google Analytics, Tag Manager and Adobe Analytics. The point was to track particular data on Angular based website w/o SSR.
  • Writing scripts to run in browser console for visible data scrapping, forming binary CSV file and returning to user for download. In some cases, these scripts had an ability to switch page, storing a context in between. It allowed to scrap more data by running single command.
  • Creating HTML5/ CSS3/ JavaScript/ cross-browser HTML Canvas/SVG animations.
  • Writing AWS Node.js lambdas for data parser pipeline

Technologies:

JavaScriptGulpGruntSASSLESSHTML5CSS3WordPressJoomlaNode.jsjQueryjUnitAdobe PhotoshopAdobe Illustrator
Mar 2014
Jun 2012
Max Inform Ltd. logo

Max Inform Ltd.

Full Time
Print Office
Graphic Designer,
Automatization Developer (Adobe Creative Suite JS)
Jun 2012 — Mar 2014

Responsibilities:

  • Writing Adobe Design Suite Apps (Illustrator, InDesign, Photoshop) JS scripts
  • Writing Ghostscript, ImageMagic and bash scripts for Linux server

Technologies:

Adobe PhotoshopAdobe FreehandAdobe IllustratorAdobe InDesignAdobe Design Suite Apps JavaScript APIPostScriptGhostscriptImageMagickLinuxBash

Contact information

If you have any questions, please feel free to contact me:

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