Kasper Stöckel

Freiberuflich, Ruby on Rails + React senior developer, Gratisbyggetilbud.dk

Berlin, Deutschland

Über mich

Fullstack freelance Ruby on Rails developer. I have been working with Ruby on Rails and other types of programming the last 20 years. I have experience in implementing design, heavy backend coding, scaling, performance optimisation and much more. I have developed mostly websites but also desktop and mobile apps. Besides Ruby I also have experience with JavaScript, CSS + SCSS, various variants of SQL, Mongo, PHP, Java and much more. To see some of my programming, please go to my public Github profile: https://github.com/kaspernj

Fähigkeiten und Kenntnisse

Ruby on Rails
React
JavaScript
PHP
CSS
MySQL
SQL
Git
Softwareentwicklung

Werdegang

Berufserfahrung von Kasper Stöckel

  • Bis heute 2 Jahre und 2 Monate, seit Mai 2022

    Lead Ruby on Rails and React developer

    Wooftech

  • Bis heute 2 Jahre und 4 Monate, seit März 2022

    Ruby on Rails + React senior developer

    Gratisbyggetilbud.dk

    Wrote a complete platform in Ruby on Rails and React for customers to create their renovation projects, for partners to bid on them, payments, payouts, SMS integration, integration with various sites made with Wordpress. Customer required self-hosting because of future GDPR development considerations.

  • 2 Jahre und 5 Monate, Juni 2019 - Okt. 2021

    Rails + React freelance tech lead

    Danske Skoleelever

    Wrote apps for many of DSE's activities and managed the team. App for student elections, app for professional photography, app for managing volunteers in the organisation, subscription services and much more.

  • 2 Jahre und 8 Monate, Apr. 2017 - Nov. 2019

    Fullstack senior Ruby on Rails + React developer

    Abtion.dk

    Worked as a consultant in the company for many of their clients writing code in Ruby on Rails and React.

  • 1 Jahr und 4 Monate, Nov. 2016 - Feb. 2018

    Fullstack Ruby on Rails lead developer

    UrbanWineBox

    Developing features and maintaining the platform. Rails, PostgreSQL, JavaScript and Heroku. A really interesting feature was the payout feature. Every time someone bought a wine from another user on the platform, we would record how much should be paid out to the user, how much of a cut we kept for ourselves and so on.

  • 2 Jahre und 2 Monate, Okt. 2015 - Nov. 2017

    Fullstack Ruby on Rails lead developer

    ADVOkurser.dk

    Developed features for their system in Rails with PostgreSQL on Heroku. Mostly heavy backend coding implementing multi tenancy for their system with the purpose of selling their platform in other countries through various partners. Implemented many features to record how much of a video each participant had watched, to make sure they at least watched Wrote a custom subscription module which billed customers each month and recorded everything for doing taxes later.

  • 3 Jahre und 6 Monate, März 2013 - Aug. 2016

    Fullstack senior Ruby on Rails developer

    Downtown.dk

    Development of the frontend and backend of Downtown.dk. Wrote Ruby on Rails with MySQL as database, Bootstrap, SCSS, CoffeeScript & HAML. Used EngineYard for hosting.

  • 9 Jahre und 5 Monate, Juni 2003 - Okt. 2012

    Fullstack freelance PHP developer

    Balance4U.dk

    Developed a finance reconciliation system in Ruby with MySQL as database and Linux for hosting. A lot of the work revolved around scaling the application to support giant bank reports and a number of big customers with millions of transaction to reconcile. Did a lot of working with horizontal scaling and performance optimisation to handle the gigantic amount of financial records we had to work with.

  • 7 Jahre und 6 Monate, Jan. 2004 - Juni 2011

    Fullstack freelance PHP and devops

    Føniks Computer A/S

    Developing various applications and websites in PHP + Linux system administration.

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