Intermediate Fullstack Engineer, Ruby/Vue.js

GitLab

. Design, build, and iterate on A/B tests and experiments that increase first purchases on GitLab.com and self-managed GitLab .

Posted 10/23/2026full-timeRemote • PolandMid-LevelSenior💰 PLN 248,000 - PLN 372,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in developing and optimizing web applications using Ruby on Rails and modern JavaScript frameworks like Vue.js, with a strong focus on A/B testing and user experience enhancements. Proven ability to analyze product data and collaborate effectively with cross-functional teams to drive feature development and improve purchase experiences.

Highest-signal resume keywords

Ruby On Rails DevelopmentVue.js ExperienceA/B TestingWeb Performance OptimizationRelational Database Management

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Ruby On RailsModern JavaScriptA/B TestingFeature DevelopmentWeb Performance OptimizationRelational DatabasesGitDeployment WorkflowsExperimentation FrameworksFeature Flags

Soft Skills

CollaborationOrganizational SkillsFeedback ApplicationInclusive TeamworkAsynchronous Communication

Industry Keywords

SaaSProduct ManagementUser ExperienceData AnalysisPurchase Experience

Tech Stack

Tools & technologies

JavaScriptPostgresRubyRuby on RailsVue.js

About the role

Key responsibilities & impact

Design, build, and iterate on A/B tests and experiments that increase first purchases on GitLab.com and self-managed GitLab
Build and improve registration, trial, onboarding, and in-product upgrade and purchase experiences
Implement backend features and services in Ruby on Rails and frontend experiences using Vue.js
Analyze experiment results and product usage data with Data Analysts to decide which changes to keep, iterate on, or roll back
Collaborate with Product Managers and UX Designers to define hypotheses and success metrics
Maintain and improve experimentation framework and tooling
Collaborate with Engineering teams, including Fulfillment, to remove purchase barriers
Document decisions, review code, and share experiment results asynchronously

Requirements

What you’ll need

Professional experience developing with Ruby on Rails and modern JavaScript
Solid Git, feature development, and deployment workflows
Experience working with relational databases
Solid understanding of web performance optimization
Track record of shipping features to production and owning them after release
Ability to use product data to decide what to build, keep, or roll back
Ability to document decisions and share updates asynchronously with distributed Product Management, UX, and Data teammates
Ability to organize work, seek and apply feedback, and collaborate inclusively with teammates from diverse backgrounds
Preferred, not required: experience with Vue.js, PostgreSQL, A/B testing, feature flags, experimentation frameworks, or SaaS sign-up, trial, billing, or checkout flows

Benefits

Comp & perks

Benefits to support your health, finances, and well-being
Flexible Paid Time Off
Team Member Resource Groups
Equity Compensation & Employee Stock Purchase Plan
Growth and Development Fund
Parental Leave