Ovidiu Anca, Full-stack Developer in Cluj-Napoca, Cluj County, Romania
Ovidiu Anca

Full-stack Developer in Cluj-Napoca, Cluj County, Romania

Member since March 21, 2020
Ovidiu is a full-stack developer who specializes in developing projects primarily using Ruby on Rails and React. He brings to the table over five years of experience building various web applications and working with agile methodologies. Along with a passion for robust software architecture, Ovidiu builds systems with scaling in mind, implements code-best practices, is mindful of time management, and makes careful estimations.
Ovidiu is now available for hire


  • Freelance
    PostgreSQL, Redis, Sidekiq, Docker, Elasticsearch, JavaScript...
  • BuildEmpire
    CSS, HTML, Vagrant, Docker, Auth0, Redis, Sidekiq, MySQL, JavaScript...
  • WeatherKit
    OneSignal, Background Jobs, API Design, PostgreSQL, JavaScript, Heroku...



Cluj-Napoca, Cluj County, Romania



Preferred Environment

Trello, Skype, Slack, GitHub, Visual Studio Code, MacOS

The most amazing...

...thing I've built is a back-end application for managing daily notifications. It was for a top iOS app with more than 100,000 active users worldwide.


  • Full-stack Developer

    2020 - PRESENT
    • Designed and developed a REST API used to support managing the listings for a platform in the real estate industry.
    • Containerized the back-end infrastructure to allow new developers to have a quicker onboarding process and to better manage dependencies from development to production.
    • Created efficient processes in order to achieve results from operations with massive amounts of data.
    • Improved memory management by leveraging Sidekiq's background processing.
    • Introduced tools and systems to gradually change and maintain high-quality code standards.
    Technologies: PostgreSQL, Redis, Sidekiq, Docker, Elasticsearch, JavaScript, Ruby on Rails (RoR), Ruby
  • Full-stack Developer

    2019 - 2020
    • Developed an educational app that helps students learn more efficiently by leveraging technology.
    • Monitored traffic and performance and adjusted the system accordingly to be used by more than 1 million users.
    • Developed fully tested features and fixed bugs in an agile way, while working fully remote.
    • Optimized database operations and infrastructure in order to achieve the best performance.
    • Kept code quality at high standards as a priority going forward by using the appropriate tools and systems.
    Technologies: CSS, HTML, Vagrant, Docker, Auth0, Redis, Sidekiq, MySQL, JavaScript, Ruby on Rails (RoR), Ruby
  • Ruby Developer | Co-founder

    2016 - 2020
    • Designed and developed a JSON API for a weather forecast application.
    • Deployed and maintained the infrastructure on Heroku and some of its core plugins.
    • Provided solutions to efficiently notify users around the globe in all time zones.
    • Wrote documentation and specs for the mobile consumer team.
    Technologies: OneSignal, Background Jobs, API Design, PostgreSQL, JavaScript, Heroku, Ruby on Rails (RoR), Ruby
  • Full-stack Developer

    2018 - 2019
    Cognizant Softvision
    • Developed tests that covered features, reviewed code, and fixed bugs in an agile way.
    • Migrated some services from Rails 3 to Rails 5, covering some security vulnerabilities and adding new features.
    • Optimized and monitored operations and infrastructure to improve application performance.
    • Wrote unit and integration tests to cover the application.
    • Reviewed and helped other developers from time to time.
    Technologies: Amazon Web Services (AWS), Docker, Linux, Capistrano, Shopify, AWS, PostgreSQL, jQuery, RSpec, JavaScript, Ruby on Rails (RoR), Ruby
  • React Developer

    2018 - 2018
    • Developed and designed an ICO listing platform offering users the ability to buy cryptocurrencies.
    • Led the design and development of the front-end application, architecture, dependency management, and CI/CD.
    • Created automated processes for continuous delivery and deployment to allow easier contributions for the entire team, using GitLab CI and AWS.
    • Organized sprints and integrations with the team in order to meet expected deadlines and follow given estimations.
    Technologies: Amazon Web Services (AWS), Webpack, Node.js, GitLab, AWS S3, AWS, SCSS, HTML, Redux, React, JavaScript
  • Ruby Developer

    2017 - 2018
    • Designed, developed, and refactored test-covered features for web applications in various business domains.
    • Consulted with clients consistently to fully understand the needs throughout the entire development process.
    • Gained a lot of experience from writing unit and integration tests for various web projects.
    • Added tests and refactored a huge legacy application which was a pain to work with and prepared it for future continuous development.
    Technologies: Amazon Web Services (AWS), Ansible, Capistrano, Sidekiq, Redis, RSpec, AWS, SQL, React, JavaScript, Ruby on Rails (RoR), Ruby
  • Ruby on Rails Developer

    2017 - 2017
    • Improved the performance of SQL queries and leveraged caching techniques to achieve efficient operations.
    • Extended the back office with an efficient report dashboard with detailed aggregated data.
    • Designed and extended a REST JSON API and refactored code to keep code quality at high standards.
    • Gained experience with Elasticsearch from various fancy searching requirements.
    Technologies: Elasticsearch, PostgreSQL, jQuery, JavaScript, Ruby on Rails (RoR), Ruby
  • Full-stack Developer

    2017 - 2017
    • Developed test-covered features for an employee management application in the event planning industry.
    • Improved and automated as much as possible the business operations to help employees better organize their work for their scheduled events.
    • Continuously consulted with the client in order to efficiently fulfill business needs.
    Technologies: Sidekiq, Bootstrap, Mailchimp, PostgreSQL, SCSS, HTML, jQuery, JavaScript, Heroku, Ruby on Rails (RoR), Ruby
  • C++ Developer

    2016 - 2016
    • Developed a cross-platform application in the social media industry to change how users interact with mobile applications using unique approaches.
    • Implemented cross-platform UI components while having performance and user experience as main goal.
    • Created efficient processes to allow a different kind of user navigation and interaction with a mobile application.
    Technologies: Model View Viewmodel (MVVM), JavaScript, QML, Qt, C++, C


  • WeatherKit (Development)

    A weather reporting application focused on simplicity and precision.

    As the back-end developer and one of the initial members, my job was to develop and design a fast API for the product, fulfilling large amounts of traffic coming from the iOS and Android applications. One of the unique features, this product brings is the Rain Alert: a notification system that lets people know when to carry an umbrella.

  • Rails Girls Mentorship (Development)

    I helped less-experienced women understand technology by offering a community and the necessary tools, while simultaneously making it more approachable and understandable. It contained two days of activities where we taught students the main web development fundamentals and helped them to build their first website from scratch.

  • Internship Application Platform (Development)

    This was an application built to help students easily apply to internship programs in their local areas. The product was focused on the process of applying and managing applications to companies.

    As part of the back-end team, my job was to develop and assure progress towards our goals and to eventually launch the product.


  • Languages

    Ruby, JavaScript, HTML5, CSS3, Sass, C, SQL, HTML, SCSS, QML, CSS, C++, GraphQL
  • Frameworks

    Ruby on Rails (RoR), Bootstrap, Redux, React Native, Qt
  • Libraries/APIs

    Sidekiq, JSON API, React, jQuery, ImageMagick, Shopify API, Node.js
  • Tools

    RSpec, Git, Capistrano, Docker Compose, Auth0, Cucumber, GitLab CI/CD, GitHub, Slack, Skype, Trello, Vagrant, Ansible, GitLab, Webpack, OneSignal, Mailchimp
  • Paradigms

    Unit Testing, Continuous Delivery (CD), Continuous Development (CD), Agile Software Development, REST, Object-oriented Programming (OOP), Functional Programming, Test-driven Development (TDD), Scrum, Continuous Integration (CI), Concurrent Programming, Model View Viewmodel (MVVM)
  • Platforms

    Amazon Web Services (AWS), Heroku, Shopify, Docker, AWS EC2, MacOS, Visual Studio Code, Linux
  • Storage

    PostgreSQL, MySQL, Elasticsearch, Redis, AWS S3, AWS RDS, NoSQL, Databases, MongoDB
  • Other

    AWS, OOP Designs, API Design, Background Jobs


  • Bachelor's degree in Computer Science
    2015 - 2018
    BabeČ™-Bolyai University - Cluj-Napoca, Romania


  • SQL Habit Certification
    SQL Habit
  • Certified C Developer
    JUNE 2015 - PRESENT

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