Senior i18n/l10n Engineer

Box
Warsaw
Workplace: HybridFull timeFunction: Solutions Engineering & Sales EngineeringExperience: 5+ yearsSkills: ["Code review","Mentoring","Collaboration","Growth mindset","On-call responsiveness"]

Design and implement robust internationalization and localization frameworks and pipelines that make Box products adaptable across languages and regions. Architect scalable i18n libraries for web, mobile, and backend services, refactor legacy code for dynamic locale switching (including RTL, formatting, pluralization, and gender agreement), and build CI/CD-driven localization workflows with automated validation. Lead code reviews, mentor engineers, partner with UX, and support on-call triage.

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Box
Box
1 day ago

Senior i18n/l10n Engineer

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Last checked: 17 hours agoStatus: Live

Job Summary

Design and implement robust internationalization and localization frameworks and pipelines that make Box products adaptable across languages and regions. Architect scalable i18n libraries for web, mobile, and backend services, refactor legacy code for dynamic locale switching (including RTL, formatting, pluralization, and gender agreement), and build CI/CD-driven localization workflows with automated validation. Lead code reviews, mentor engineers, partner with UX, and support on-call triage.
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 code to enable dynamic locale switching, including pluralization, gender agreement, date/time/currency formatting, and RTL layouts.
  • •Build and optimize continuous localization pipelines via CI/CD, including resource extraction automation, 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 on global design requirements and participate in on-call rotation to triage and respond to issues.

Key Requirements

  • •5+ years of software engineering experience with at least 3 years focused on i18n and l10n.
  • •Proficiency in TypeScript and JavaScript, with hands-on experience building applications or libraries using React (or similar frameworks).
  • •Deep understanding of Unicode standards, CLDR (Common Locale Data Repository), ICU formatting, and BCP 47 locale codes.
  • •Hands-on experience with i18n libraries (e.g., i18next, react-intl, formatjs) and Translation Management Systems (TMS) like Phrase, Smartling, or Transifex.
  • •Experience integrating localization workflows into CI/CD pipelines (e.g., GitHub Actions, Jenkins) with serialization formats such as JSON, XLIFF, PO, and YAML.
Experience:5+ yearsI18nL10nEnterprise software
Skills:Code reviewMentoringCollaborationGrowth mindsetOn-call responsiveness
Tech Stack:TypeScriptJavaScriptReactI18nextReact-intlFormatjsUnicodeCLDRICUBCP 47RTLCSS logical propertiesCursor IDEClaudePhraseSmartlingTransifexGitHub ActionsJenkinsJSON

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