We're hiring a Senior Backend Engineer in Tokyo — no Japanese required
Work on cutting-edge
AI Agent frameworks
that power large-scale, real-time s across our entire organization. If you want to build the backend of next-generation AI products, this is the role.
Location:
Tokyo (Hybrid)
Salary:
¥8M–¥18M
Tech:
Python, GCP, Docker, Kubernetes, TypeScript,
Job ID:
06452
What You'll Do:
- Lead backend development for our core
AI Agent platform - Build & optimize
multi-tenant, high-performance runtime environments - Architect interactions between multiple AI agents
- Bring cutting-edge LLM/AI research into production
- Shape tech direction and mentor engineers
What We're Looking For:
- 5+ yrs
Python
development - 3+ yrs
ML + NLP (BERT, GPT, Transformers, etc.) - Experience with
cloud & container tech (GCP, Docker, K8s) - Business-level
English
or
Japanese
We're growing fast with multiple open roles — if this isn't the perfect fit, check out our other opportunities
BackendEngineer #PythonDeveloper #AIJobs #MachineLearning #NLP #LLM #AIAgents #SoftwareEngineering #TokyoJobs #TechJobsJapan #HiringEngineers #GCP #Kubernetes #StartupJobs #SeniorEngineer #RemoteHybrid
-
back-end engineer
1週間前
〒- 東京都 渋谷区 富ヶ谷, 株式会社ONクリエイターのキャリア形成に関してはスペシャリストの弊社が今回、エンジニアのキャリア、働き方ををより良いものにブーストします現在、エンジニアとして活躍している皆さん、このようなお悩みはありませんか。・未経験のためとりあえずエンジニアとして会社に入ったが本来やりたかったクリエイティブ分野の仕事は出来なさそう。・今持っているスキルの仕事を永遠とやらされているので先が見えない、興味ある業界にチャレンジしたい。・所属している会社がなんか古臭くてイケてない。・のんびり安定して働きたいのにスキルが高いプロジェクトに入れられてしまい激務入社前、このような課題を抱えたメ ...
-
Back End Developer
2ヶ月前
Tokyo IT FORCE ¥800,000 - ¥1,070,000 per yearThisisfull-timeonsitepositionlocatedinTokyo,JapannforaBackEndDeveloper.Responsibilitiesinclude designingimplementingandmaintainingtheserver-sidelogicssupportingapplicationsensuringefficientandscaleddataprocessingandsystemintegration. · ...
-
Back End Developer
2ヶ月前
Tokyo PeopleX Inc. Active Connector Group ¥5,812,000 - ¥13,835,100 per yearWe're hiring a Senior Backend Engineer in Tokyo — no Japanese required to build backend of next-generation AI products. · ...
-
Tokyo PeopleX Inc. Active Connector GroupWe're building the future of AI Agents · — and we need a Senior Backend Engineer to help lead it. · We want you to work on advanced backend systems, · multi-agent architectures, · and large-scale AI frameworks in Tokyo (hybrid), this is your chance. · Build and scale the AI Agent ...
-
Back End Developer
1週間前
Tokyo Morgan McKinleyJoin Japan's premier E-commerce giant to build high-scale systems used by millions daily. · ...
-
Back End Developer
1週間前
Tokyo Ideal Folks LLCWe are seeking an experienced Bilingual Backend Developer with deep expertise in various technologies to build scalable, high-performance server-side applications. · We require a candidate with 3+ years of backend development experience, Japanese proficiency (N3 and above), and e ...
-
Back End Developer
1ヶ月前
Tokyo Build+ (formerly Wahl+Case) ¥1,300,000 - ¥25,000,000 per yearWe are seeking a Senior Software Engineer to help lead the evolution of a large-scale, revenue-critical platform. · We will work within an established Ruby on Rails monolith while helping design and implement a long-term transition toward a Service-Oriented Architecture. ...
-
Back End Developer
2ヶ月前
Tokyo IT FORCE ¥5,500,000 - ¥7,500,000 per yearThis is a full-time on-site position located in Tokyo, Japan, for a Back End Developer.In this role you will design implement and maintain server-side logic supporting applications ensuring efficient scalable data processing system integration. · ...
-
Tokyo Tata Consultancy ServicesDevelop backend components using Java,Spring Boot,and NodeJS for core insurance processes.Design and implement RESTful APIs for integration with frontend platforms. · Establish good coordination with teamsActively involve in supporting architecture decisionsDevelop backend compon ...
-
Back End Developer
1週間前
Tokyo Ideal Folks LLC+We are seeking an experienced Bilingual Backend Developer to build scalable server-side applications. · + · Required Skills b h2
-
Back End Developer
2ヶ月前
Tokyo 株式会社PeopleX アクティブコネクターグループ ¥8,000,000 - ¥18,000,000 per yearWe're building the future of AI Agents — and we need a Senior Backend Engineer to help lead it. · Senior Backend Engineer · ...
-
Back End Developer
2週間前
Tokyo Morgan McKinley ¥20,000,000 - ¥25,000,000 per yearJoin Japan's premier E-commerce giant to build high-scale systems used by millions daily. · ...
-
Back End Developer
2ヶ月前
Tokyo Ideal Folks LLC ¥5,000,000 - ¥15,000,000 per yearWe are seeking a seasoned Microservices Developer with 3+ years of experience in software development, specializing in either Golang or Java Spring Boot. · Collaborate with Solution Designers/Architects to understand and refine the business requirements · Design and develop REST- ...
-
Back End Developer
1ヶ月前
Tokyo ビルドプラス(旧ウォールアンドケース) ¥6,000,000 - ¥12,000,000 per yearWe are seeking a Senior Software Engineer to help lead the evolution of a large-scale, revenue-critical platform. You will work within an established Ruby on Rails monolith while helping design and implement a long-term transition toward a Service-Oriented Architecture. · This is ...
-
Back-end Engineer
1ヶ月前
Tokyo, Tokyo Pairs ¥2,800,000 per yearBeing a part of the product back-end team puts you front and center of feature development at Pairs Your input and contributions will directly influence the success of projects business outcomes and user happiness As a part of Match Group you ll have opportunities to work with in ...
-
Tokyo Match GroupBeing a part of the product back-end team puts you front and center of feature development at Pairs. Your input and contributions will directly influence the success of projects, business outcomes, and user happiness. · ...
-
Back-end Engineer
2週間前
Tokyo, Tokyo G Talent ¥7,000,000 - ¥10,000,000 per yearWe aim to create a society where people can move forward with peace of mind through the power of law and technology. · Responsible for back-end development and maintenance, · ...
-
Back-end Engineer
14時間前
Tokyo Match Group ¥2,500 - ¥6,000 per yearWe are looking for a Back-end Engineer to join our team at Pairs in Tokyo. · Pairs is part of Match Group and has access to collective wisdom and resources of a global dating app portfolio. · ...
-
Back End Engineer
2週間前
Tokyo Robert HalfA rapidly growing fintech company transforming digital commerce in Japan is seeking a Product Engineer. · ...
-
Tokyo, Japan Gigantes GroupJoin SHIZEN ENERGY as a Back End Software Engineer and be a part of an innovative team driving the future of energy solutions. · We look forward to receiving your application. · ...
-
Tokyo, Tokyo G TalentYou will be responsible for development maintenance operation speed improvement and feature additions primarily for various web services including an industry-specific portal site that generates over 100 million total monthly page views all work is conducted 100% in-house. · ...