Senior i18n/l10n Engineer

Box
Warsaw
Workplace: HybridFull timeFunction: Solutions Engineering & Sales EngineeringExperience: 5+ yearsSkills: ["Code reviews","Mentorship","Collaboration","Growth mindset","Triage skills"]

Design, architect, and implement internationalization (i18n) and localization (l10n) frameworks for web, mobile, and backend products. Build scalable i18n libraries and CI/CD-based localization pipelines that automate extraction, translation management synchronization, and validation. Refactor legacy systems for dynamic locale switching, pluralization, RTL support, and robust formatting, while maintaining high coding standards through reviews and mentorship.

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FursaFursa
Box
Box
1 day ago

Senior i18n/l10n Engineer

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Source: Company careers pageValidated by: Fursa AI
Last checked: 11 hours agoStatus: Live
Reposted: similar role first listed 6 days ago

Job Summary

Design, architect, and implement internationalization (i18n) and localization (l10n) frameworks for web, mobile, and backend products. Build scalable i18n libraries and CI/CD-based localization pipelines that automate extraction, translation management synchronization, and validation. Refactor legacy systems for dynamic locale switching, pluralization, RTL support, and robust formatting, while maintaining high coding standards through reviews and mentorship.
Location: Warsaw
Workplace: Hybrid
Employment Type: Full time
Job Function: Solutions Engineering & Sales Engineering
Seniority: Mid level

Key Responsibilities

  • •Architect and maintain scalable i18n libraries, frameworks, and localization pipelines across web, mobile, and backend services.
  • •Refactor legacy codebases to support dynamic locale switching, pluralization, gender agreement, date/time/currency formatting, and RTL layouts.
  • •Build and optimize continuous localization pipelines that automate resource extraction, TMS syncing, and build-time validation.
  • •Maintain high i18n coding standards through code reviews and mentor junior engineers on global-readiness best practices.
  • •Partner with UX Designers to ensure global design requirements are met early, and participate in on-call rotation to triage issues.

Key Requirements

  • •5+ years of software engineering experience, with at least 3 years dedicated to i18n/l10n.
  • •Proficiency in TypeScript and JavaScript, and hands-on experience building applications/libraries using React (or similar).
  • •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 TMS tools like Phrase, Smartling, or Transifex.
  • •Experience integrating localization workflows into CI/CD pipelines (e.g., GitHub Actions, Jenkins) and working with JSON, XLIFF, PO, and YAML.
Experience:5+ years
Skills:Code reviewsMentorshipCollaborationGrowth mindsetTriage skills
Languages:English
Tech Stack:TypeScriptJavaScriptReactI18nextReact-intlFormatjsPhraseSmartlingTransifexUnicodeCLDRICUBCP 47RTLCI/CDGitHub ActionsJenkinsJSONXLIFFPO

Company Brief

Box
Provides cloud content management, file sharing, and collaboration services for businesses, enabling secure content storage, workflow automation, and integrations with enterprise apps to manage and share files across organizations.
Industry: Enterprise Software
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Public Company
Valuation: Public Company (Market Cap in USD)
Funding: IPO / Publicly Listed
Headquarters: Redwood City, United States
Founded: 2005
WebsiteLinkedIn