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Jobs→株式会社 UPSIDER→B284. Mobile App Engineer - Customer Management Screen (Iris) - Contract Work

B284. Mobile App Engineer - Customer Management Screen (Iris) - Contract WorkEnglish summary from Japanese

株式会社 UPSIDER

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Salary

スキルに応じてご相談の上決定します。

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Browse thousands of tech jobs at Japanese startups and companies. Translated for foreign engineers.

Job listings include English summaries for screening. Always verify details on the original job board before applying.

Jobs→株式会社 UPSIDER→B284. Mobile App Engineer - Customer Management Screen (Iris) - Contract Work

B284. Mobile App Engineer - Customer Management Screen (Iris) - Contract WorkEnglish summary from Japanese

株式会社 UPSIDER

✓ Detailed

Salary

スキルに応じてご相談の上決定します。

Job Type

Freelance, 副業, フリーランス

Apply on HERP

Role summaryEnglish summary from Japanese

English summary for screening — check the original posting before applying.

UPSIDER is developing a new white-label corporate card platform called Iris, launching in July 2025. We are seeking mobile app engineers to develop and release the customer-facing mobile application using Flutter.

Must-haves

Experience developing mobile applications with Flutter/Dart
Experience releasing Android or iOS apps
Experience and mindset in efficient development using AI tools (e.g., Claude Code, Devin, GitHub Copilot)

Nice-to-haves

Experience designing and developing native Android or iOS applications
Knowledge of UI/UX based on Material Design / Human Interface Guidelines

Tech stack

FlutterDartiOSAndroidClaude CodeDevinGitHub Copilot

Work style

Contract Work

About the Company

株式会社 UPSIDER