Designing comprehensive solutions in R for clients.
Choosing the right technology solutions for the right problems.
Sharing knowledge and driving innovation.
Delivering the features according to the timeline or discussing/communicating the changes.
Taking care of the direct communication with clients.
Showing a high level of understanding of clients' problems.

Advanced R knowledge, including advanced mechanisms of Shiny (e.g., bindings, register DataObj, performance, promises, single-threading, etc.) and ability to effectively use them in practice.
Proven track of building web applications or websites using R/Shiny and JavaScript.
Writing high-quality optimal code.
Good understanding of reactivity in Shiny and ability to troubleshoot.
Experience in processing, analyzing, and visualizing data sets optimally.
Advanced git knowledge.
Very good knowledge of SQL.
Experience using cloud computing environments (AWS, Azure, GCP).
Experience with JS and ability to use it to implement visually impressive applications.
You have a valid passport (when you're based outside of Poland) or ID (if you're based in Poland).
Good understanding of Agile.
Experience working in a team environment.

26 days of paid holidays + an equivalent of public holidays in Poland, est. 13 days in 2024
5% of salary in the Professional Development Budget to spend on activities that help you grow
33 days (paid 80%) per year on B2B when on a sick leave
4 paid days per year to be used for training/conferences, events, or workshops
Remote work -first working culture with flexible working hours to adjust to your family life
Private health care insurance for you and your family
Life insurance for you and your family
FitProfit or FitSport membership card (in Poland)
AskHenry – a personal assistant, works great in large Polish cities, elsewhere limited to online support
Opportunity to work with prestigious brands, such as Warner Bros, Merck, or Johnson & Johnson , where you can see how data science is used.
Opportunity to develop yourself as an independent Shiny expert in a data science community, not only as a developer but also as a consultant.

Senior R/Shiny Developer

Key skills