Joseph K.

About Me

Joseph is an expert Fullstack JavaScript Developer with keen specialty in the development of advanced backends with Node.js and frontends using Angular.js for different clients. He is an avid learner of new technologies, and works on challenging projects to create comprehensive products and useful business solutions for clients. He consistently explains technical concepts in an easy-to-understand manner and provides outstanding customer customer experiences to all his clients.

Frontend

Backend

Database

Other

Work history

UpStack
UpStack
Web Developer
2017 - Present (8 years)
Remote
  • Creating and developing innovative software solutions for clients across a broad range of industries.

Temper School
Angular 5 + Firebase Developer
2018 - Present (7 years)
Kiev, Ukraine
  • Provided effective technical direction for the design, development and implementation of a gamification software solution which serves as an educational tool for a Temper school in Kiev.

  • Regularly work on bug fixes and improve application performance for the client.

  • Regularly exercise sound judgment in the performance of other duties and tasks as prescribed by management.

Gerchik & Co
Gerchik & Co
Web Developer
2016 - 2017 (1 year)
  • Created an an online cabinet to track all the partner-referral activities with advanced statistic visualisations for the client.

  • Successfully developed a CRUD REST framework to be reused for any Node.js and SQL project by the client.

  • Effectively built a new DB and optimized the SQL queries to run over a million records for the client.

scanor.pro
scanor.pro
Web Developer
2016 - 2016
  • Successfully developed a complex software solution for business customers to generate product codes that clients can easily verify.

  • Efficiently attached SMS services to the application to track and verify the product codes for the client.

  • Modified and maintained the existing user-facing features, ranging from low level background processes to high level user interfaces.

VAVEL.com
VAVEL.com
Web Developer
2015 - 2016 (1 year)
  • Integrated data from various backend services and databases to increase project load speeds by 1000% moving it from an old PHP+MySQL solution to a much faster and stable NodeJS+MongoDB platform.

  • Successfully served as lead developer for a high-loaded sports portal refreshed from an old PHP framework to a fast and reliable MEAN stack solution.

  • Efficiently improved the stability of the project so the platform will not crash with 100,000+ visitors per minute.

PreciseQ
PreciseQ
Middle AngularJS/ASP.NET MVC Developer
2015 - 2015
  • Provided technical guidance for the design, development and implementation of critical PreciseQ software projects for the market.

  • Provided regular application integration technical consultancy to key architects and DevOps teams across the company.

  • Regularly converted PreciseQ's business requirements into technical solutions using the appropriate and applicable web applications utilizing ASP.Net.

Likefor
Javascript Developer, Front-End/Back-End
2015 - 2015
Kiev, Ukraine
  • Regularly designed and developed projects of varying complexities to the studio marketing and web development teams of the client.

  • Provided regular on call support and availability to the team during non-business hours on a need basis.

  • Regularly interacted with team leads and other functional peer groups to exchange factual information on different components of the client's applications.

EPAM Systems
EPAM Systems
Junior Front-End Developer
2014 - 2015 (1 year)
Ukraine
  • Regularly provided technical support for software development, enhancements, unit testing and maintenance efforts on client-side EPAM projects.

  • Provided technical support for the successful roll-out of a new version of the client's BMO-IPad software application.

  • Assisted with the production of the software documentation and run the software through efficient unit test procedures for the client.

ESTAFETA Communications LLC
ESTAFETA Communications LLC
Programmer, ASP.NET, SQL, Front-End
2013 - 2014 (1 year)
Ukraine
  • Worked actively in a team to develop an Autologistics software application for the client using ASP.Net.

  • Provided regular technical support for the development of new and pre-existing internal user systems using internal and third party tools.

  • Actively participated in design and strategy meetings centered around user experience relating to the clients products and features.

Showcase

Javascript Full-stack Developer - Gerchikco
Javascript Full-stack Developer - Gerchikco
  • IB is a complex development focused on tracking referral statistics for Forex broker Gerchik & Co.

  • It is a 50+ page document with extensive graphs, tables, and statistics.

  • The project is isolated via a REST API, allowing for standalone sale as a solution for other broker companies.

Javascript Full-stack Developer - ScanOr
Javascript Full-stack Developer - ScanOr
  • Scanor is a project for business customers to generate product codes for clients.

  • It utilizes Node.js + AngularJS for interface/interaction with users through SMS.

  • The solution was developed over three months and leverages Twilio as an SMS provider.

Javascript Full-stack Developer - Vavel
Javascript Full-stack Developer - Vavel
  • Vavel is a large-scale sports portal built from an old PHP framework.

  • The project utilizes a MEAN stack for improved performance and scalability.

  • Vavel successfully migrated to a fast and reliable server infrastructure, handling 100-300k requests daily.