Technical Consultant2017 - 2020Kromatic
- Led technical decisions and full-stack development in Ruby on Rails.
- Developed an automation tool integrated with Trello and Google Calendar APIs.
- Built the Kromatic.com website and its sales funnel automation.
- Created a CRM tool with integration to the Streak API.
- Integrated live error reporting with New Relic and Sentry.
Lead Ruby on Rails Engineer2016 - 2017LaptopFriendly Ltd
Technologies: Facebook API, Stripe, Google Maps, jQuery, Ruby on Rails (RoR)
- Led the technical decisions, full-stack development, and UX design.
- Built a 2-sided marketplace platform with social network functionalities.
- Created an email automation tool to optimize interaction with clients.
- Integrated subscription functionalities with Stripe and Braintree APIs.
- Remotely coordinated with external programmers, copywriters, and marketers.
- Held over 100 customer development interviews.
- Worked on visualizing Singapore’s energy data with interactive software for educational and decision-making purposes.
- Developed mockups and final designs for a big data visualization tool.
- Researched different 2D data visualization techniques.
- Cooperated with academic researchers from ETH Zurich.
Ruby on Rails Developer2014 - 2014Modomoto | Curated Shopping GmbH
Technologies: MySQL, jQuery, Ruby on Rails (RoR)
- Created in-house ERP solution used by sales and customer support departments.
- Contributed to the Modomodo.de back-end and front-end development.
- Worked on MySQL database that backed an eCommerce solution.
- Optimized the sales funnel process for better purchase conversions.
- Cooperated with sales and customer support departments to build tools to optimize their processes.
Ruby on Rails and PHP Developer2013 - 2014Mobilinet GmbH
Technologies: WordPress, PHP, Ruby on Rails (RoR)
- Led the technical decisions and full-stack development in Ruby on Rails.
- Engineered a custom database solution and database management interface.
- Set up a WordPress website to support the team's blogging needs.
- Optimized WordPress themes and optimized plugins with PHP.
- Work on the UX and front-end design together with the lead designer.
Contract PHP developer2012 - 2013SHARE Foundation
Technologies: jQuery, CodeIgniter, PHP
- Developed the back-end and front-end in CodeIgniter and PHP.
- Engineered a participant management solution that served as the main information tool for conferences in multiple countries.
- Developed a MailChimp-like emailing service.
- Built online ticketing solutions with user surveys and statistics.
- Developed software for barcode readers.