- なぜ募集しているのか
- JAPAN AI is hiring Agent Harness Engineers to design and implement this Agent Harness in-house and build it as the shared foundation across all products.
- どんな仕事か
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※厳選求人※ 事前の合否判定・年収査定も可能。ハイクラス DX専門人材会社ウィンスリーが、年収交渉、面接対策、書類添削まですべてを支援。■Job Description
▽Agent Harness design & implementation
・Design and implement the agent execution engine (Graph Runtime / State Machine)
・Design and develop the Agent SDK : the interface for in-house engineers to build agents
・Implement session management, checkpoint, and recovery mechanisms
・Build the guardrail / policy execution engine : a rule execution infrastructure that controls agent behavior
▽AI/ML System Integration
・Model routing : optimal routing of inference requests across multiple LLM providers and model types
・Design context management and memory infrastructure (long-term memory, working memory, RAG integration)
・Optimize inference pipelines (latency reduction, cost efficiency, caching strategies)
・Integrate latest research findings into the production infrastructure in collaboration with Research Engineers
▽Orchestration & performance
・Develop workflow orchestration and queuing systems
・Cost/performance optimization (autoscaling, caching, batch processing) - 求められるスキルは
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必須 ■You May Be a Good Fit If You
・Bachelor's degree or equivalent practical experience in Computer Science, Software Engineering, Artificial Intelligence, Machine Learning, Mathematics, Physics, or related fields
・5+ years of practical experience as a backend engineer
・Production product development experience in Python
・Experience designing and implementing production systems that leverage LLM / AI agents
・Experience designing and implementing distributed systems (including design and coding, not just operations)
・Experience designing and implementing RESTful APIs / gRPC
・Language requirement (at least one of the following):
-Japanese: Fluent : able to discuss product development without friction
-English: Business level - 雇用形態は
- 正社員
- どこで働くか
- 東京都
- 勤務時間は
- 10:00~19:00
※土日祝は休業日となります
※出向の場合は、出向先の規程に準じます - 給与はどのくらい貰えるか
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年収 12,000,000 円 - 20,000,000円
Monthly: \857,143~\1,428,571 (incl. 45h fixed overtime)
Stock options available
Reviews & bonuses: twice/year
OT beyond 45h paid separately
Negotiable based on experience and skills - 待遇・福利厚生は
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【待遇・福利厚生】
・書籍購入補助(半期 30,000円まで)
・リフレッシュ手当(毎月 5,000円まで)
・部活動手当(毎月5,000円まで)
・家賃手当(当社指定の駅を対象とし毎月30,000円まで)
・シャッフルランチ/ディナー(四半期に一度ランチ1,000円まで、ディナー5,000円まで)
・資格取得支援制度、英語学習支援制度(業務に必要な場合のみ)
・リフレッシュ休暇制度(3年間継続勤務した社員へ毎年付与される特別休暇 2日)
・定期健康診断(年1回)
・従業員持株会
【保険】
・社会保険完備
【諸手当】
・交通費全額支給 - 休日休暇は
- 完全週休二日制
所定休日:土・日・祝日
休暇:年次有給休暇、夏季休暇(3日)、年末年始休暇(12月31日~1月3日)、慶弔休暇 - どんな選考プロセスか
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1. Application Review
2. Coding Assessment
3. Interviews (4~5 rounds)
4. Offer
A reference check will be conducted prior to the final interview.
NEW
掲載期間26/08/10~26/08/23
求人No.WTH-2608A39656





