Starting date: immediate
Project period: long term
Who we are looking for:
We are looking for an experienced Ruby backend developer to join our team. You can solve complex
technical problems with a focus on performance while working with large datasets in real-time. You
enjoy delivering new product features and increasing the quality of the product each week. You are
comfortable sharing your knowledge and developing in a focused team environment. You always
promote and contribute to quality in the development processes with a focus on providing efficient and
reusable REST APIs.
Skills the candidate will have:
#7+ years #Ruby experience working on software products
Thorough understanding and appreciationof using Ruby unit and system testing
Experience with Data Modelling, REST API interactions and gems
Experience tuning and diagnosing performance issues with relational databases, ideally
MySQL.
Exposure RabbitMQ is an advantage.
An interest in Elixir and functional programming is a plus.
Proficient in code versioning tools, preferably Git, GitHub, GitLab.
Experience with Google Cloud and Docker is a plus
Experience working in a Linux environment is essential

What we offer:
This position is located in our Dublin office in the new WeWork building on Harcourt Street. We offer a
competitive salary, a comprehensive benefits package including stock options, health insurance and
25 days holidays. We have a flexible working environment, a great team to work and socialise with
plus access to the canteen which is stocked with coffee, fresh fruit and beer on tap.
Who we are:
Qstream is a microlearning platform that makes people better at what they do. Developed at Harvard,
Qstream is the only platform scientifically proven to increase knowledge retention up to 170% and to
increase proficiency gain by an average of 17%. Bite-sized, scenario-based challenges improve job
skills in just minutes-a-day and identify coaching opportunities for managers to know who, what, and
when to coach. Qstream is used by 14 of the world’s top 15 pharma companies and by industry
leaders such as MasterCard, Medtronic, Synchrony Financial, Autodesk, Capital One, and more. The
company is based in Boston, MA, with its European headquarters in Dublin, Ireland.
cv on ro@helix-recruitment.eu