Leads customer implementations of LLM and generative-AI systems from architecture through production, building full-stack solutions and improving model quality.
About this role
This backend engineering role sits in the business systems organization responsible for planning, designing, and developing telephony systems that support SoftBank’s call-center services. The work covers systems for voice calls and operator assistance, with a focus on delivering customer-facing services through telephony technology.
The engineer will define requirements, design, implement, test, and release web applications. Responsibilities include developing across frontend, backend, and database layers, reviewing code, resolving technical issues, and improving development quality. The named stack includes React, TypeScript, JavaScript, Java, Spring Boot, PostgreSQL, Redis, Linux, Docker, Kafka, WebSocket, WebRTC, SIP, Asterisk, LiveKit, and GitHub Copilot-related generative AI services.
Applicants must have practical knowledge and experience in web application development, including scratch-built web applications. The posting also requires team development experience, experience reviewing and refactoring others’ code, and development experience using Java, Spring Boot, or PostgreSQL.
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