Mantra Careers
Official career source with source-visible job links; not independently re-verified as active vacancies.
Jobs at Mantra
Webエンジニア/ Web Full-Stack Engineer(Mantra Engine)
アプリ運営プランナー/App Operations Planner(Langaku)
エンジニアリングマネージャー/ Engineering Manager(Mantra Engine)
グロースマーケティング/Growth App Marketing(Langaku)
バックエンドエンジニア/Backend Engineer(Langaku)
ビジネスインターン/Business Internship
プロジェクトマネージャー/BizDev (Mantra Engine)
プロダクトUIUXデザイナー/Product UIUX Designer(Langaku)
フロントエンドエンジニア/Frontend Engineer(Mantra Engine)
マーケティング責任者/Head of Marketing(Langaku)
モバイルアプリエンジニア/Mobile App Engineer(Langaku)
人事・バックオフィス/Human Resources
機械学習リサーチャー/ Machine Learning Researcher(Mantra Engine)
翻訳業務アシスタント/Translation Assistant
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This page reports source-visible data observed on 2026-11-04. A listed job links to the official source and is not duplicated as a PAIGE job record. Source-visible means observed on the official ATS/career source; it is not an independent live-vacancy confirmation. Company identity is verified only where an official domain/ATS board is evidenced. NOINDEX previews do not claim a verified company identity or current vacancies.
