Senior R developer

Are you passionate about technological innovation and digital transformation?

At Raona, we develop IT solutions focused on digital transformation and process automation within Microsoft environments.

We are a company with over 330 raonencs across Spain, Andorra, Argentina, and Colombia. We are characterized by being goal-oriented, proactive, autonomous, and entrepreneurial.

With more than 20 years of experience, we foster a collaborative, innovative environment with a great vibe.

The Vacancy

Join our team as a Senior R Developer, whose main responsibilities will be :

• Developing interactive web applications using R Shiny, applying reactive programming and modular design.
• Creating dynamic visualizations with ggplot2, plotly, and leaflet.
• Manipulating and processing data using tools like dplyr and tidyr.
• Integrating databases (MySQL, PostgreSQL, SQLite) through packages like DBI.
• Optimizing performance and scaling applications on shinyapps.io, RStudio Connect, or local servers.
• Collaborating with teams to translate business needs into functional and visual solutions.

If you're eager to be part of a team with a great work environment and make a meaningful impact, then we're waiting for you!

What do we need from you?

R Programming :

• Advanced knowledge of R for statistical analysis, data manipulation (e.g., dplyr, tidyr), machine learning, and custom algorithms.

Shiny Framework :

• Designing fully interactive web applications with R Shiny.
• Experience with reactive expressions, observers, and modular components.
• Use of Shiny UI elements (e.g., inputs, outputs, layout functions).

Web Development Fundamentals :

• Use of extensions like Shiny UI themes or Shiny Dashboard for polished interfaces.
• Proficiency with ggplot2, plotly, leaflet, and other visualization packages.
• Integration of dynamic, interactive plots in applications.

Database Skills :

• Working knowledge of databases such as MySQL, PostgreSQL, or SQLite.
• Ability to connect applications to back-end databases via R packages like DBI and RSQLite.

Performance Optimization :

• Debugging, optimizing code efficiency, and handling app scalability (e.g., shinyapps.io, RStudio Connect, or local server deployments).

What do we offer?

Permanent Contract from day one.

Hybrid Work or Remote Work : We believe in flexibility, offering you the option to work from wherever you feel most productive—your home or our office in Barcelona!

Meal Voucher : Enjoy delicious moments with a meal voucher to savor your favorite dishes.

Smart Working for Tech Equipment : We understand that a comfortable environment is vital for remote work. We provide a budget for you to choose your IT and tech equipment.

Official Microsoft Certifications : Access official Microsoft certifications and take your skills to the next level.

Reference Reward Plan : Sharing is rewarding—literally! Recommend someone to join the Raona family and receive a reward.

Vacation : Enjoy 23 working days of vacation to recharge and explore the world.

Enraona : We love celebrating together! Enjoy annual corporate events.

Access to the Benefits Club.

When you come to the office, you can order healthy food with Nora Real Food. (Only for the Barcelona office)

Attend our online webinars : INTERNAL RAONA'S EXPERT TALKS or RAONA WELLNESS.

Who are we at Raona?

We aim to attract the best talent regardless of gender, age, ethnicity, religion, sexual orientation, or other personal characteristics. We have an active Equality Plan 2022–2026 and promote a respectful and dignified work environment, free from discrimination.

Furthermore, we support the professional development of our team, ensuring equal opportunities in selection, training, and promotion. We are committed to society through our #womentech program, empowering female talent in the tech sector.

Join our team and be part of this adventure!

J-18808-Ljbffr