- Back-end Developer2016 - 2018LIQID GmbH
Technologies: Ruby on Rails, Sidekiq, Docker, Postgres, SEPA, XML, JSON
- Built the invitation system for inviting other users controlling the accounts.
- Built the integration with Intercom.
- Built the SEPA/XML exporter for charging the invoices to the bank.
- Built the invoices system.
- Full-stack Developer2015 - 2016Priori Data GmbH
Technologies: Ruby on Rails, Big Query, Ruby, Bash
- Implemented a better scraping approach for both Android and iOS partner accounts.
- Maintained the PRO rails application.
- Implemented parts of the Discovery application.
- Re-implemented parts of the public data scrapers for iTunes and Google Play stores.
- Back-end Developer2013 - 2015AskNative
Technologies: Ruby on Rails, Redis, Memcached, MongoDB, Stripe Payments
- Reimplemented large portions of an API to follow better design patterns (hexagonal architecture and the pub/sub pattern) and best practices (thin models, thin controllers, and single responsibility service objects).
- Implemented a test suite for the API.
- Implemented an events feature supporting booking via a Stripe booking service.
- Reimplemented caching for better response times (fixed a bug in the caching of active model serializers).