44 ruby English-speaking jobs in Kraków

Early‑stage startup or founder experience Experience with LLM‑powered product features Python or Ruby

Do you have experience with object oriented programming languges (PHP, Ruby or Python preferred)? ... Deep knowledge of one or more object-oriented programming languages (PHP, Ruby or Python preferred) Familiarity

Scripting ability at a moderate level, either in JavaScript / TypeScript, Python, or Ruby. ... Access to a modern tech stack and a variety of functional areas, including: Backend: Ruby/Rails, Golang

Access to a modern tech stack and a variety of functional areas, including: Backend: Ruby/Rails, Golang ... Polyglot mindset with proficiency in modern backend stacks; while Ruby on Rails is our core, we welcome

background Exposure to AI/ML-powered products Experience working without heavy PM structure Python or Ruby

willingness to grow in this area Knowledge of Python or another object‑oriented language (Java, C++, Ruby

Experience with additional languages such as Go, Python, or Ruby.

Proficiency in Ruby specifically Rails, with Python being a bonus.

Experience with 2 of the following languages or ability to switch to another language : Java, C#, Python, Ruby

Polyglot mindset with proficiency in modern backend stacks; while Ruby on Rails is our core, we welcome

Experience with 2 of the following languages or ability to switch to another language: Java, C#, Python, Ruby

development Strong problem solving and solution design skills Proficiency in Python (Java, C++ or Ruby

experience) 3+ years of experience in backend development with one or more of the following: C/C++/Java/Ruby

Proficiency in scripting languages such as Python, Ruby, Bash, or PowerShell.

Proficiency in Ruby (specifically Rails), with Python being a bonus.

.* Production coding skills in at least one of: Go, Python, or Ruby — able to build instrumentation,

Experience with 2 of the following languages or ability to switch to another language : Java, C#, Python, Ruby

Experience with 2 of the following languages or ability to switch to another language : Java, C#, Python, Ruby

Experience with 2 of the following languages or ability to switch to another language: Java, C#, Python, Ruby

We build with a modern, type-safe mindset: Backend : Node.js and Ruby on Rails Frontend : TypeScript‑first