株式会社オプティム
Open positions
Windowsエンジニア／システムエンジニア（パッケージソフト・ミドルウェア）
Windows engineer/system engineer at OPTIM, a TSE Prime-listed AI/IoT company: develop and maintain Windows applications and agents in C++/C# with Win32API, analyze OS behavior to troubleshoot issues, and coordinate technical requirements across departments. Hybrid work from Tokyo HQ (3+ office days, up to 2 remote days).
バックエンドエンジニア／システムエンジニア（アプリ設計／WEB・オープン・モバイル系）
Backend/system engineer at TSE Prime-listed OPTiM developing its MDM product 'OPTiM Biz': new features, requirements definition and basic design, adapting to Google/Apple spec changes, refactoring, and multi-platform testing (iOS/Android/Windows/Mac). Starts on Windows C/C++, expanding to other platforms. Hybrid: 3 office days + up to 2 remote days weekly.
Windowsエンジニア／プロジェクトマネジャー・リーダー(WEB・オープン・モバイル系）
Windows engineer / PM-leader at OPTiM (TSE Prime-listed) who develops and maintains Windows applications and agents in C++/C# with Win32API — design, implementation, verification, refactoring, and OS-level log analysis/troubleshooting — plus technical coordination across internal teams, using generative AI tools (Claude Code, Codex) to streamline docs and dev workflows.
Webアプリ開発（リーダー候補）／プロジェクトマネジャー・リーダー(WEB・オープン・モバイル系）
At a Tokyo-based, TSE Prime-listed AI/IoT company, you'd develop and maintain the core remote-control and screen-sharing features of its own products (Windows C/C++ first, expanding to Mac/iOS/Android) while leading and mentoring a 4-5 person team, coordinating priorities with planning/business units, and improving dev processes with AI coding tools.