Middle Ruby Engineer

Vention; Kraków; Hybrid; PLN 89,000 - 123,000; Full time

Benefits offered by this job

AI tools licenses

Private medical care

MultiSport membership

Kafeteria MyBenefit credits

Glasses reimbursement

Referral bonuses

Job summary

Vention in Krakow, Poland is looking for a software developer with at least 3 years of Ruby experience to build scalable, production-ready code and participate in the full software development lifecycle.

You will work in a hybrid setup, collaborating in Scrum ceremonies, reviewing code, writing tests, and staying current with Ruby best practices and AI tool integrations. English proficiency is required.

Qualifications

• 3+ years of hands-on Ruby development.
• Strong DB skills: Postgres, MongoDB.
• Frontend basics: HTML, CSS, TS, Vue/React.
• Testing with RSpec and Cucumber.
• English at B2+ and client communication.

Responsibilities

• Develop scalable, production-ready code with Ruby.
• Participate in full SDLC and feature implementation.
• Collaborate through demos, Scrum ceremonies, knowledge sharing.
• Assist in estimation and planning.
• Conduct code reviews and write automated tests.
• Keep stack up to date with CI and AI tools.
• Mentor or run dev meetups when needed.

Skills

Ruby

English (B2+)

Growth mindset

AI tools for development

Education

Tools

PostgreSQL

MongoDB

HTML

CSS

TypeScript

Vue.js

React

RSpec

Cucumber

Azure

AWS

GCP

Ruby testing

Job description

Salary: from 8000 PLN gross Hybrid Full-time Krakow, Poland (Aleja Pokoju 18D 31-564)

Vention is a global engineering partner to tech leaders and fast-growing startups, combining 20+ years of product development expertise with an AI-first approach and a reputation for reliable delivery.

What you'll do

• Contribute to the development of scalable solutions with a strong focus on delivering high-quality, production-ready code
• Participate in the full software development lifecycle, including business logic and feature implementation
• Collaborate with your team through demo sessions, Scrum ceremonies, and internal knowledge-sharing events like Idea Talks
• Support project estimation and planning to align development efforts with business goals
• Conduct code reviews and write automated tests to ensure code reliability and maintainability
• Work on continuous technology integration to keep the product and stack up to date
• Optionally, engage in mentoring, technical interviews, or share your knowledge during internal or external dev meetups

What you bring

• At least 3 year of hands-on experience in software development with Ruby
• Solid understanding of databases such as Postgres and MongoDB
• Proficiency in front-end technologies including HTML, CSS, TypeScript, Vue.js or React
• Strong knowledge of testing frameworks such as RSpec and Cucumber
• English proficiency at B2 level or higher, with experience in communicating with English-speaking clients
• Strong experience with AI tools for agentic development
• Experience with cloud platforms like Azure, AWS, or GCP will be a plus
• A growth mindset and a passion for staying up to date with Ruby and industry best practices

What you'll get

• EDU corporate community (300+ members): tech communities, interest clubs, events, a small R&D lab, a knowledge base, and a dedicated AI track.
• Licenses for AI tools: GitHub Copilot, Cursor, and others.
• Private medical care with LuxMed.
• Kafeteria MyBenefit credits for stores, restaurants, and cafés.
• Access to a Multisport membership to stay active.
• Glasses reimbursement program.
• Referral bonuses for bringing in new talent.