Customer Success Engineer Job at Perplexity (Tokyo)

Customer Success Engineer

Perplexity

Location:
Japan , Tokyo

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

We are seeking a talented Customer Success Engineer to join our team and collaborate directly with our strategic enterprise accounts. In this role, you will be at the forefront of solving challenging technical problems faced by our customers. As a key member of our technical troubleshooting team, you will provide expert guidance to both our customers and internal teams on complex issues within our environment. Your contributions will be vital in building knowledge within the team and driving strategic initiatives for organizational and process improvements.

Job Responsibility:

Become one of the foremost technical experts for our API and product offerings at Perplexity AI
Serve as the dedicated technical resource and advocate for our most important API and product customers, providing in-depth troubleshooting assistance and educating them on optimal use of our platforms
Partner with the Enterprise, Mobile, and API teams to resolve issues, engaging leaders internally or with customers and coordinating resources across multiple teams as needed
Translate learnings from customer issues into scalable solutions, working with Engineering, Customer Experience and Go-To-Market teams to implement improvements and automations
Build strong relationships with customer leaders and operators to ensure the success of their applications

Requirements:

Fluency in English and Japanese is a must
7+ years of experience in software engineering or similar roles, with a focus on application development, tooling and automation
Excellent proficiency in Python/NodeJS and developing scalable applications
Good knowledge of a Cloud Service Provider (e.g. AWS) platform
Hands-on experience in using Agentic Coding (Claude Code, Codex etc.)
Bachelor’s degree in Computer Science or a related field
Proven ability to identify technical pain points in both our solutions and our customers’ implementations

Nice to have:

Business level proficiency in Korean/Mandarin languages
Strong track record of building relationships with customers and cross-functional teams to drive performance improvements
Humble attitude, eagerness to help others, and willingness to acquire new knowledge to support team and customer success
Ability to operate with high efficiency, adeptly switch between contexts, work on multiple projects simultaneously, and prioritize effectively
Experience building prototypes or applications using AI-powered APIs, with a deep understanding of the AI and search technology landscape
Preference for short, deep-dive projects that involve chasing down problems and understanding diverse use cases

Additional Information:

Job Posted:
February 21, 2026

Employment Type:

Fulltime

Work Type:

Hybrid work

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