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Backend Developer

Jellyfish Japan — Japan · Posted ~8 hours ago

Visa History ✓ ¥5000000-¥10000000+ per year

Skills

Backend development API development Scalable systems High-performance applications Databases Cloud services Java Python PHP Ruby Go C# Node.js Kotlin

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Summary ✨ AI‑Generated

Join backend engineering teams in Japan and build reliable APIs and scalable, high-performance systems. Depending on your background, you may work with technologies such as Java, Python, PHP, Ruby, Go, C#, Node.js, or Kotlin, alongside databases and cloud services. Candidates should have at least two years of backend development experience and currently live in Japan; overseas applicants need prior experience working with a Japanese company or team.

Highlights

Backend opportunities across Japan with competitive compensation of ¥5M–¥10M+ and potential for higher pay in senior roles. Both Japanese and foreign nationals are welcome, and Japanese-language certification is not mandatory when candidates have strong business-level communication experience in Japanese work environments.

Description

Ready to take your backend career to the next level in Japan? We’re looking for talented Backend Developers to join exciting teams across Japan! Whether you’re experienced with Java, Python, PHP, Ruby, Go, C#, Node.js, Kotlin, or another language, we’d love to hear from you. Salary Range: ¥5M – ¥10M+ per year Depending on role and experience. Senior roles may go beyond this range! Who We’re Looking For? 2+ years of backend development experienceJLPT N3 or higher is preferred, but not requiredCurrently living in JapanJapanese and foreign nationals are welcome! No JLPT? No problem! If you’ve worked in a fully Japanese work environment and can communicate confidently at a business level, you’re good to go. Overseas applicants: You must have at least 1 year of experience working in or with a Japanese company/team. What You’ll Do Design, develop, and maintain reliable backend systems and APIsBuild scalable and high-performance applicationsWork with databases, cloud services, and system integrationsCollaborate with frontend developers, QA, and other teamsTroubleshoot issues and continuously improve system performance and reliability Why Apply Through Jellyfish? Visa sponsorship + housing supportFree interview coachingNo recruitment feesRemote, hybrid, and on-site opportunitiesBilingual work environments (Japanese + English)Quick, human-centered hiring process Your tech stack doesn’t define your potential. If you’re a backend developer ready for your next opportunity in Japan, let’s connect!