Senior i18n/l10n Engineer

📋 Description

• Architect and maintain scalable i18n libraries, frameworks, and localization pipelines across web
• Refactor legacy codebases to support dynamic locale switching, pluralization, gender
• Build and optimize continuous localization pipelines (CI/CD integrations) that automate resource
• Keep high i18n coding standards, conduct code reviews, and mentor junior engineers on
• Partner with UX Designers to ensure global design requirements are met early in the product
• Participate in our on-call rotation, available at all times while on-call to help respond to and

🎯 Requirements

• 5+ years of software engineering experience, with at least 3 years dedicated to software
• Proficiency in TypeScript, JavaScript, and hands-on experience building applications or libraries
• Deep understanding of Unicode standards, CLDR, ICU formatting, and BCP 47 locale codes.
• Hands-on experience with i18n libraries (e.g., i18next, react-intl, formatjs) and Translation
• Strong knowledge of frontend localization challenges, including RTL layout rendering, CSS logical
• Experience integrating localization workflows into CI/CD pipelines (GitHub Actions, Jenkins) and

🎁 Benefits

• Hybrid work model with in-office collaboration; Warsaw office days expected.