AI Engineer (Startup/LLM) (27693)

【Job Summary】
We are seeking a highly skilled AI Engineer to join a rapidly growing AI technology company as part of its strategic expansion into Vietnam. The company is headquartered in Japan and specializes in advanced artificial intelligence solutions, combining research-driven innovation with practical enterprise applications. As part of its Southeast Asia growth strategy, the organization is establishing a strong engineering presence in Vietnam to accelerate product development and deliver scalable AI solutions to regional and global clients.

【Responsibilities】
- Design and implement AI-driven features using large language models (LLMs).
- Integrate LLM APIs (e.g., OpenAI, Claude, or equivalent) into production systems.
- Develop and maintain backend APIs to support AI model inference and data workflows.
- Collaborate with product and engineering teams to define system architecture and feature requirements.
- Build scalable pipelines for data processing and AI model interaction.
- Optimize performance, latency, and cost efficiency of AI services.
- Contribute to technical documentation and best practices for AI integration.
- Stay up-to-date with advancements in generative AI and recommend improvements.
- Other related tasks.

【Attractive Point】
- You can play an active role as an early member.
- The Vietnam base will become the core of the company's development going forward.
- As the first startup company from the prestigious University of Tokyo, you will be able to work with highly skilled Japanese people.

【Must】
- Bachelor's degree (*Welcome fresher, graduate from an AI-related major)
- Japanese (N2 Intermediate Level) or Englis (Upper-Intermediate Level)
- 1 year of professional experience in Python development.
-Hands-on experience using large language model APIs (e.g., OpenAI, Claude, or similar).
-Proven experience integrating external APIs into production-level applications.
-Strong understanding of RESTful APIs and backend system design.

【Prefer】
- Experience with fine-tuning
- Experience using HuggingFace
- Experience using LangChain / LlamaIndex
- Experience building RAG