Senior Software Engineer, AI Engineer - Agent Development at ARM Treasure Data

Tokyo, Tokyo, Japan -

Full Time

Start Date

Immediate

Expiry Date

16 Apr, 26

Salary

0.0

Posted On

16 Jan, 26

Experience

0 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

AI Engineering, Full-Stack Development, SQL, Large Language Models, Software Testing, Cloud Infrastructure, Team Collaboration, Documentation, Context Engineering, Autonomous Systems, Agent Evaluation, MLOps, Agent Safety, Ruby, JavaScript, React

Industry

Software Development

Description

Treasure Data: At Treasure Data, we’re on a mission to radically simplify how companies use data and AI to create connected customer experiences. Our intelligent customer data platform (CDP) drives revenue growth and operational efficiency across the enterprise to deliver powerful business outcomes. We are thrilled that Forrester has recognized Treasure Data as a Leader in The Forrester Wave™: Customer Data Platforms For B2C. It's an honor to be acknowledged for our efforts in advancing the CDP industry with cutting-edge AI and real-time capabilities. Furthermore, Treasure Data employees are enthusiastic, data-driven, and customer-obsessed. We are a team of drivers—self-starters who take initiative, anticipate needs, and proactively jump in to solve problems. Our actions reflect our values of honesty, reliability, openness, and humility. We're looking for an AI Engineer to join our AI Agent Development team. You'll design and build autonomous AI agents that help customers extract insights from their data, automate complex workflows, and make intelligent decisions. This role combines AI/ML expertise with full-stack development skills to create both backend systems and frontend interfaces for agent interactions. This position is ideal for someone who's passionate about creating production-ready AI systems that can reason, plan, and act independently while serving global enterprise customers. What You'll Do Design and implement autonomous AI agents using multi-modal LLMs, function calling, and tool integration Build full-stack applications with backend APIs and frontend interfaces for agent interactions Develop agent orchestration systems that can handle complex multi-step workflows and decision-making Create evaluation frameworks to measure agent performance, reliability, and safety Collaborate with product teams to translate customer needs into agent capabilities Contribute to agent safety measures, including guardrails and monitoring systems Stay current with the latest developments in AI agents, LLM research, and autonomous systems About You Have some professional software engineering experience (internship or 0–3 years). Full-stack development experience with both backend and frontend technologies Strong context engineering skills and experience crafting effective prompts for LLMs Experience building AI agents with capabilities like planning, reasoning, and tool usage Understanding of Large Language Models (LLMs) and agent architectures Solid understanding of SQL and experience working with relational databases in production Proficient in modern software testing practices and advocating for code quality Exposure to AWS or similar cloud infrastructure environments Business-level English proficiency Strong team player with good communication and documentation skills Bonus Experience Not required, but nice to have: Experience with Ruby/Ruby on Rails and/or JavaScript/React (helpful but not mandatory) Experience with AI/ML frameworks (LangChain, CrewAI, AutoGen, or similar) Experience with agent evaluation frameworks and testing autonomous systems Knowledge of multi-agent systems and agent coordination patterns Familiarity with MLOps tools and practices for AI model deployment Knowledge of agent safety and alignment techniques Why You'll Love Working Here Work on high-impact projects with real-world applications in AI and data Learn from and collaborate with talented engineers, designers, and product managers Be part of a remote-friendly, flexible workplace with a global team Enjoy mentorship opportunities and professional growth Competitive salary, benefits, and a modern, collaborative work culture Physical Requirements: 3 days at Treasure Data Office About Treasure Data: Treasure Data is the Intelligent Customer Data Platform (CDP) built for enterprise scale and powered by AI. Recognized as a Leader by Forrester and IDC, Treasure Data empowers the world’s largest and most innovative companies to deliver hyper-personalized customer experiences at scale that increase revenue, reduce costs, and build trust. Through unique capabilities such as the Diamond Record, AI Agent Foundry, and AI Decisioning with Real-Time Personalization, Treasure Data enables marketing and CX teams to personalize cross-channel engagement in real-time, optimize marketing spend while increasing ROI, and drive customer lifetime value through more intelligent retention and loyalty. Our Dedication to You: We value and promote diversity, equity, inclusion, and belonging in all aspects of our business and at all levels. Success comes from acknowledging, welcoming, and incorporating diverse perspectives. Diverse representation alone is not the desired outcome. We also strive to create an inclusive culture that encourages growth, ownership of your role, and achieving innovation in new and unique ways. Your voice will be heard, and we will help amplify it. Agencies and Recruiters: We cannot consider your candidate(s) without a contract in place. Any resumes received without having an active agreement will be considered gratis referrals to us. Thank you for your understanding and cooperation!

Responsibilities

Design and implement autonomous AI agents and build full-stack applications for agent interactions. Collaborate with product teams to translate customer needs into agent capabilities and contribute to agent safety measures.