Joseph K.

About Me

I am an experienced JavaScript front- and back-end developer specialized in developing advanced back-ends with NodeJS and front-ends using AngularJS. I am a quick and avid learner who easily adapts to any project using new and emerging technologies. I thrive working on challenging projects where I can create comprehensive products and useful business solutions for all levels of users. I am a client-focused developer who explains technical concepts in an easy-to-understand manner, consistently providing outstanding customer experiences.




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.