【★Senior Backend Engineer】AI Agent、English | Marketing Technology Company

★Senior Backend Engineer | Marketing Technology CompanyJapanese: Conversational Level OK◆ Listed Company◆ Hybrid Work◆ Global Business◆ Great Welfare◆ Annual Salary： 7 million ～ 16 million yen.-------------【About the company】-------------Business Overview.Development and provision of advertising delivery platforms for Internet media(2) Providing marketing support services for advertisers and advertising agenciesThey support the development and introduction of the marketing automation system, the CRM/SFA and the chat tool.[Specifically...]In the realm of ad technology and digital marketing, they use cutting-edge technology to independently develop products that help our clients maximize their revenues.In particular, they are focusing on platform business, which analyzes users' access to ad spaces in web media and smartphone applications and delivers the most appropriate ads in a real-time auction format.In fiscal 2016, the core business expanded to the No. 1 scale in Japan.In addition, they have developed six products in-house: "SSP," "DSP," "DMP," "Marketing Automation," "CRM/SFA," and "Chatbot" for domestic and overseas markets.As of June 2019, they have six overseas offices in five countries, including Singapore, Vietnam, Indonesia, Thailand, and India. Even in rapidly growing Asia, we are working to maximize advertising revenue for local companies by leveraging Japan's advanced technological capabilities.Going forward, they will continue to lead the field of ad technology both in Japan and abroad, and take on the challenge of exploring unknown areas.-------------【 Job Description】-------------The company is actively using AI technology in its product development. The company's own products provide AI-related functions such as automatic summarization of minutes and automatic creation of e-mails using ChatGPT, which help customers improve their operational efficiency and productivity.Under these circumstances, the Group established a new subsidiary on April 11, 2023, to further promote consulting on the introduction of AI technology, product provision, and research and development.The company develops and provides a variety of AI products to improve the productivity of Japanese companies and revitalize industries, based on the company's Purpose of “passing on Japan and leapfrogging the potential of workers with AI”. In order to develop advanced products, the company is also conducting research in fields such as ChatGPT, various large-scale language models, and GenerativeAI.【Recruitment Background】With rapid business expansion expected, the company is looking for a senior backend engineer who can lead research and development and product implementation in highly technical areas.In particular, in order to promote research and large-scale development in the AI agent area, there is an urgent need to increase the number of engineers involved in core backend framework development.【Your Role】You will be involved in enhancing and optimizing the performance of the AI Agent framework, which is used across the company.Working with internal and external development teams, you will implement and lead complex functions such as a fast and scalable multi-tenant runtime environment and interactions among many agents.【Responsibilities】Design and development of AI agent framework (core development centered on Python)Interoperation among AI agents, construction of highly scalable architectureImplementation and operation of a scalable runtime environment for multi-tenancy, real-time inference, and performance optimization in a cloud-native environmentCollaboration with research teamDefine and implement requirements to incorporate advanced research on LLM and AI Agents into productsTeam lead technology selection, lead development process improvement, and support growth of other engineers【Development Environment】Language: Python (Framework), TypeScript / React / Next.js (Front-end)Infrastructure: GCP (containers / K8s), DockerTools: Slack, Confluence, Jira, Google Workspace, GitHub, etc.Working environment: Mac (Apple silicon), dual monitor support, in-house GPT tools and AI assistants such as GitHub Copilot available【Team Structure】About 30 engineers are working in the team. (Collaboration divided into multiple core development teams)-------------【 Requirements】-------------【MUST】Bachelor's/Master's degree in computer science or related field, or equivalent practical skillsExperience in back-end development (5+ years approx.) : Python, Java, or other languagesDeep understanding of CS fundamentals such as algorithms and data structures, and hands-on implementation skillsExperience with cloud platforms (AWS, GCP, Azure or similar) and container technologies (Docker, Kubernetes)Strong interest in the LLM / AI agent space and an inquisitive mind to keep up with the latest technologiesBusiness level communication skills in English or Japanese (either required)【WANT】Experience developing and researching AI/ML, chatbots, generative AI, NLP, agent frameworks, etc.Experience with distributed systems and performance optimization in large data environmentsKnowledge of designing and implementing multi-agent systemsExperience leading or managing teams or orientation to technical leadershipExperience working in a multinational environment--------------------------------------------------【Working Hours】10:00~19:00【Holidays/Leave】・Full holiday 2 day system (Saturday / Sunday) holidays・Annual paid leave・New Year Holiday・Summer Holiday・Winter Holiday【Welfare】・Book purchase subsidy (up to 30,000 yen per half year)・Refreshment allowance (up to 5,000 yen per month)・Rent allowance・Support system for acquiring qualifications and languages, and support for attending training courses (individual application required)・Working parents' support system・Refreshment leave system・Club activity allowance・Other in-house events (monthly get-togethers, etc.)・Use of Kanto IT Software Health Insurance Association's recreational facilities, affiliated sports clubs, etc.・Regular health checkups (once a year)-------------------------------------------------------------------------