techwizardro / audited

Audited (formerly acts_as_audited) is an ORM extension that logs all changes to your Rails models.

Catalin Ilinca

Software Engineer, System Architect & Indie Game Developer

👋 Greetings stranger,

🪪 I'm Catalin Ilinca / Tech Wizard.

❤️ I have a strong passion for technology, gaming and history.

👨‍💻 I've coded in Ruby, Javascript, Node, C#, PHP, Swift, Objective C, Python, Go, R, Visual Basic.

🎮 I'm very interested in Game development, especially in Unreal Engine, and Retro Pixel art.

🫵 Feel free to follow me using the links bellow:

• Website: techwizard.ro
• Email: [email protected]

---

Toptal 2022 - Present

• Projects:
  • Toptal.com - Senior Software Engineer.
• Technologies: Ruby on Rails, GraphQL, Docker, PostgreSQL, Redis, Sidekiq, nodeJS, Typescript, ElasticSearch, Kafka.
• Highlights:
  • Refactor monolith application, test covering, data migration.

ThoughtWorks 2018 - 2022

• Projects:
  • Aircall.io - Senior Software Engineer.
  • S4M - Senior Software Engineer.
  • SWRVE.com - Senior Software Engineer.
• Technologies: Ruby on Rails, GraphQL, Docker, AWS, MySQL, Redis, Sidekiq, nodeJS, Typescript
• Highlights:
  • SWRVE - developed platform audit tool using Ruby on Rails and MySQL.
  • Aircall.io - refactor / redesign monolith application to micro services, test covering, data migration.

Fepra.ro 2018 - Present

• Projects:
  • app.raportare-fepra.ro - System Architect.
• Technologies: Ruby on Rails, GraphQL, Docker, AWS, Blockchain, MySQL, Redis, Sidekiq, ReactJS, nodeJS, nginx, Memcached, haproxy.
• Highlights:
  • Continuous development and Integration using GitHub, Jira, CodeShip, Docker and AWS EC2.
  • Blockchain integration with Ruby on Rails API.
  • PDF and Graphic manipulation and generation.

TechWizard.ro 2017 - Present

• Indie Game Developer.
• Technologies: Unreal Engine, Unity, Godot.

2Performant.com 2015 - Present

• Tech Lead with many accomplishments:
  • Infrastructure migration form Metal to AWS Cloud.
  • Redesigning monolith platform to micro services.
  • RSpec tests for previously 0% covered application.
  • Team mentor of 5-9 members.
  • Designing Development Flow.
  • Stress testing and uptime optimisation.
  • Backup and Data integrity.
  • Data protection and security.
• Technologies: Ruby on Rails, MySQL, Redis, Memcached, Sidekiq, nginx, python, javascript, AngularJS, AWS Lambda, DynamoDB.
• Highlights:
  • Outage handling and recovering, including a “hot production database drop”.
  • BlackFriday scaling with 99.99% uptime and traffic ingestion.
  • Statistics module rewrite using ETL techniques and processes.
  • Designed and implemented a resilient infrastructure without any single point of failure, with failsafe and recovery instances for every critical service.
  • Ingested more than 5m unique clicks / month and peaks of more than 2m clicks / day (on special events).

Deindeal.ch 2015

• Ruby on Rails developer.
• Technologies: Ruby on Rails, MongoDB, PostgreSQL, Sphere.io.
• Highlights:
  • Database layer migration from MongoDB to PostgreSQL.
  • Unified mobile - desktop shopping cart.

Intuo.io 2013 - 2015

• Lead Developer for intuo.io.
• Successfully pushed the platform in the early stages of the seeding rounds.
• Technologies: Ruby on Rails, EmberJS, Rspec, Capistrano.
• Infrastructure: Azure Cloud.
• Highlights: platform architecture migration from a single tenant design to a multi-tenant design.

2Parale.ro 2013 - 2015

• Lead Developer and System Architect for www.2parale.ro, migrated to 2performant.com, the biggest Affiliate Marketing platform in Romania.
• Technologies: Ruby on Rails, Sinatra, RSpec, MySQL, MongoDB, HTML5, Angular.js, jQuery, CoffeeScript, Memcached, Solr, Sphinx, nginx, Puma, Unicorn, Capistrano.
• Infrastructure: multi MySQL server configuration, multi Redis/Sidekiq configuration, MongoDB cluster and HTTP load balancing.
• Highlights:
  • Product Feed parser using Ruby on Rails, Sidekiq.
  • iOS application using Objective C.
  • Upgrade legacy code from Ruby 1.9.3 to 2.2.x and from Ruby on Rails 3.x to 4.x.

Catalyst Worldwide 2012 - 2013

• Ruby on Rails Lead Developer.
• Software development for different US customers like McDonald’s US and stylitics.com.
• Technologies: Ruby on Rails, RSpec, Cucumber, MySQL, PostgreSQL, MongoDB, Redis, Twitter Bootstrap, Zurb Foundation, jQuery, d3.js, Underscore.js, Mustache, Backbone.js, Ember.js, Memcached, Unicorn, Puma, nginx, HTML5, R, Git, Photoshop, Adobe Flash.
• Highlights: custom data visualisations using Ruby on Rails, R and d3.js.

Freelancer 2006 - 2012

• Various websites, web applications APIs, iOS apps.
• Technologies: Ruby on Rails, Objective C.
• Highlights:
  • Teatrul National de Opereta Bucuresti
  • Policolor SA
  • Magnolia Labs
  • Ziarul National
  • JTI Romania
  • Ministerul Educatiei
  • Mazda Romania
  • Columbus Imobiliare
  • Klar Automotive
  • Tiriac Auto