Lead Ruby Developer

EPAM Systems; Poland; Hybrid; PLN 210,000 - 320,000; Full time

Benefits offered by this job

Health insurance

Multisport package

Shopping vouchers

Relocation opportunities

English classes

Job summary

EPAM Systems in Poland seeks a Lead Ruby Developer to join a collaborative team and drive web app design and delivery. You will mentor peers, design scalable solutions with Rails, PostgreSQL, and modern data strategies, and ensure quality through testing and CI/CD.

The role balances hands-on coding with leadership, enabling career growth within a hybrid setup across multiple Polish offices.

Qualifications

• 5+ years of professional Ruby development experience.
• At least 1 year in people leadership or team management.
• Experience with Docker, Redis, and ClickHouse is required.
• Frontend basics with JavaScript frameworks (React/Angular/Vue).
• Familiar with CI/CD pipelines and Git workflows.
• Strong communication and collaboration skills.

Responsibilities

• Lead design and development of scalable Ruby/Rails web apps.
• Optimize data handling with PostgreSQL and SQL.
• Implement robust testing with RSpec and TDD/BDD.
• Provide technical leadership as Tech Lead or Team Lead.
• Foster career development and drive team growth.

Skills

Ruby

Rails

PostgreSQL

Docker

Redis

ClickHouse

JavaScript

React

Angular

Vue.js

Sidekiq

RabbitMQ

CI/CD

Git

English (B2+)

Job description

We are looking for a Lead Ruby Developer to join our collaborative team.

Our client is a leading American multinational enterprise specializing in software solutions, providing a cloud-based platform that enables seamless automation, integration, and coordination of AI functionalities across diverse applications, data environments, and IT systems.

This is a hybrid role with required office visits in Wroclaw, Krakow, Gdansk, Warsaw, Katowice, Lodz, or Poznan.

Responsibilities

• Lead the design and development of scalable web applications using Ruby and the Rails ecosystem
• Apply deep expertise in PostgreSQL, including query optimization and direct SQL usage, to ensure efficient data management
• Implement and maintain robust testing practices using RSpec and TDD/BDD methodologies
• Work independently and take initiative in solving technical challenges with minimal supervision
• Provide technical leadership as a Tech Lead or Team Lead, addressing performance issues and preventing burnout within the team
• Drive career development and growth plans for team members, fostering a culture of continuous improvement

Requirements

• At least 5 years of professional experience in Ruby development or related roles
• Minimum of one year in a people management or team leadership position
• Proficiency in using Docker for containerization and deployment
• Familiarity with Redis for caching strategies or real-time data processing
• Exposure to ClickHouse for analytics or event logging solutions
• Basic frontend development experience with JavaScript and frameworks such as React, Angular, or Vue.js
• Experience with background job processing tools like Sidekiq or RabbitMQ
• Understanding of CI/CD pipelines and Git-based version control workflows
• Strong communication and collaboration skills for effective teamwork
• Fluent English skills (written and spoken) at a B2+ level or higher

We offer

• We gather like-minded people:
  • Top tech minds driving innovation in AI, cloud and digital platform modernization
  • Supportive team and agile, startup-like culture
  • Hybrid by design mode and opportunity to work remotely within Poland
  • Chance to work abroad for up to 60 days annually
  • Business-driven relocation opportunities
• We provide growth opportunities:
  • Career development programs
  • Thought leadership, mentoring, soft skills and well-being programs
  • Certification (Anthropic, Gemini, GCP, Azure, AWS)
  • English classes
• We cover it all:
  • Stable pay
  • Participation in the Employee Stock Purchase Plan with a 15% discount
  • Benefits package (health insurance, multisport, shopping vouchers)
  • Referral bonuses up to $2,000
  • Offices featuring entertainment and relaxation zones, table tennis and football, free snacks, coffee and more
  • Corporate, social and well-being events
• Please, note:
  • Benefits listed above are available to employees only
  • We are open for working with Contractors. Terms of B2B cooperation agreements are agreed individually
  • We will reach out to selected candidates exclusively

EPAM is global leader in AI transformation engineering and integrated consulting and serves Forbes Global 2000 companies and ambitious startups. With over thirty years of expertise in custom software, product and platform engineering, we empower our clients to become AI-Native enterprises, driving measurable value from innovation and digital investments.