New Era Technology is a global managed technology service provider and systems integrator. The company delivers digital transformation, IT infrastructure, and enterprise technology solutions to over 20,000 businesses, healthcare organizations, educational institutions, and financial entities worldwide.
HQ: Chicago, United States • Cloud Computing • Cybersecurity • Information Technology • 1001-5000 employees
Remote
Java
Java
Spring Boot
Databases
Apache Kafka
DynamoDB
DevOps
AWS
AWS Lambda
CI/CD
Rest API
Amazon S3
API Gateway
Splunk
Enthought is a scientific computing company that helps research organisations apply machine learning to laboratory and process data. Founded in 2001 in Austin, it was an early steward of the SciPy ecosystem and still maintains open source Python tools. Its consulting and platform work concentrates on pharmaceuticals, semiconductors and energy.
HQ: Austin, United States • Science & Engineering • Data & Analytics • Artificial Intelligence • Est. 2001
≈ $40k – $87k per year (Estimated) • Remote/Hybrid (Tokyo, Japan) • Japanese: C1
Recursive builds custom AI agents and models targeted at businesses’ hardest and most valuable problems across industries. From logistics to healthcare to energy and beyond, we’ve been trusted by Japan’s leading companies to drive their enterprise AI transformations.
Tokyo • Machine Learning • Artificial Intelligence • AI Agents
≈ $59k – $124k per year (Estimated) • Equity • Staff+ • 10+ years exp • Remote/Hybrid (Tokyo, Japan) • Bachelor's Degree • Full-Time • Staff
C++
Go
Java
Python
Rust
AI/ML
ChatGPT
LangChain
LlamaIndex
LLM
RAG
Edge AI
DevOps
AWS
Azure
GCP
Vector
Analytics
A/B Testing
Boldin (formerly known as NewRetirement) is a financial technology company providing a collaborative financial planning and retirement modeling SaaS platform. Designed to bridge the gap between simple retirement calculators and traditional wealth management firms, the software delivers comprehensive accumulation and decumulation scenario planning for individual investors. Its proprietary modeling engine enables users to run Monte Carlo simulations, aggregate net worth data, optimize tax and Roth conversion strategies, analyze Social Security timing, and forecast healthcare and real estate costs.
Personal Finance • Wealth Management • Financial Services
≈ $67k – $191k per year (Estimated) • Middle • 4+ years exp • Remote • Full-Time • Middle
Ruby
TypeScript
JavaScript
Ruby
Ruby on Rails
Sidekiq
Databases
PostgreSQL
Frontend
React.js
Material UI
Redux
SWR
Yarn
DevOps
AWS
Marketing
ActiveCampaign
Citadel AI builds products to test and monitor high-risk AI systems. Our mission is to make the world's AI systems more reliable and trustworthy.
Tokyo • Cybersecurity • MLOps • Artificial Intelligence
≈ $25k – $84k per year (Estimated) • Middle • 3+ years exp • Remote/Hybrid (Tokyo, Japan) • Full-Time • Middle • Japanese
Python
SQL
Python
FastAPI
Flask
Databases
PostgreSQL
Redis
AI/ML
LLM
Vertex AI
DevOps
AWS
Azure
Docker
GCP
Google Cloud Run
OpenTofu
Metanomaly is behind PixAI, a character generation engine that enables users to generate virtual characters and avatars using generative AI.
Tokyo • LLM & Generative AI • Artificial Intelligence • Generative Image
≈ $42k – $97k per year (Estimated) • Senior • 5+ years exp • In office (Tokyo, Japan) • Relocation • Full-Time • Senior
Node JS
SQL
TypeScript
JavaScript
Databases
PostgreSQL
Snowflake
Frontend
GraphQL
React.js
Tailwind CSS
DevOps
AWS
Docker
Analytics
A/B Testing
Marketing
Amplitude
≈ $42k – $96k per year (Estimated) • Senior • 5+ years exp • In office (Tokyo, Japan) • Full-Time • Senior
Node JS
TypeScript
JavaScript
Databases
PostgreSQL
Frontend
GraphQL
Analytics
A/B Testing
Astroscale develops spacecraft and technologies for on-orbit servicing including life-extension, active debris removal, end-of-life services and in-situ space situational awareness. The company builds and operates satellite servicers and demonstration missions, notably the ELSA-d capture demonstrator, to remove or maintain space assets and mitigate orbital debris. Astroscale works with government agencies, commercial satellite operators and international partners to create sustainable space systems, business cases and norms for the responsible use of space.
HQ: Tokyo, Japan • Satellite Manufacturing • Space Services • Space & Aerospace
≈ $21k – $74k per year (Estimated) • Junior • 2+ years exp • In office (Tokyo, Japan) • Bachelor's Degree • Full-Time • Junior • Japanese: C1
C++
Python
AI/ML
Computer Vision
DevOps
Docker
GitLab
Management
Confluence
Jira
≈ $39k – $84k per year (Estimated) • In office (Tokyo, Japan) • Full-Time • Japanese: C1
Python
JavaScript
Databases
Amazon Aurora
AI/ML
Computer Vision
Frontend
React.js
DevOps
AWS
AWS Lambda
Docker
Amazon ECS
Amazon S3
OP Labs PBC is a software development company that contributes to the Optimism protocol, a layer two blockchain solution designed to scale the Ethereum network. The organization focuses on technology that enables faster and more scalable smart contract transactions while supporting mechanisms for funding public goods.
New York • Cryptocurrencies • Blockchain & Crypto
≈ $100k – $243k per year (Estimated) • Senior • Remote • Full-Time • Senior
Rust
Solidity
Web3
Account Abstraction
Ethereum
Layer 2
OP Stack
Optimism
Smart Contracts
Uniswap
At THECOO, we're building Fanicon, an interactive fan community platform. Launched in December 2017, Fanicon is a subscription-based, premium fan community platform where fans can engage directly with their favorite artists and personalities. As of March 2022, Fanicon hosts over 2,300 communities and over 180,000 fans.
Tokyo • Software • Media & Entertainment • Influencers
$51k – $83k per year • Senior • 5+ years exp • In office (Tokyo, Japan) • Relocation • Full-Time • Senior • Japanese
Go
Java
Node JS
Python
SQL
JavaScript
DevOps
Kubernetes
Meeting the challenges faced by today's engineering organizations requires making computer-based intelligence the central paradigm of design processes. Neural Concept's software exploits the power of deep learning to assist leading engineering tea...
Munich • Lausanne • Tokyo • Seoul • Bengaluru • Virtual Events • E-learning • Artificial Intelligence • Est. 2018
≈ $39k – $85k per year (Estimated) • Remote/Hybrid (Tokyo, Japan) • Master's Degree • Full-Time • Japanese: C1 • English: C1
IFS (Industrial and Financial Systems) is a global enterprise software company that provides cloud-based applications and Industrial AI solutions for asset- and service-intensive industries. Originally founded in Sweden in 1983, the firm specializes in Enterprise Resource Planning (ERP), Enterprise Asset Management (EAM), and Field Service Management (FSM) software. Its flagship platform, IFS Cloud, enables organizations in sectors like manufacturing, aerospace and defense, construction, and energy to optimize operations, maintain complex infrastructure, and streamline field service delivery.
HQ: Linköping, Sweden • Artificial Intelligence • Software • Enterprise Resource Planning (ERP) • 5000+ employees • Est. 1983
≈ $35k – $76k per year (Estimated) • In office (Tokyo, Japan) • Bachelor's Degree • Full-Time • Junior
OpenAI is an American artificial intelligence research and deployment company founded in 2015 with the mission of ensuring that artificial general intelligence benefits all of humanity. It develops the GPT family of large language models and turns them into consumer and developer products, including the ChatGPT assistant, the Sora video model, the Codex coding agent and a commercial API used by millions of developers. Structured as a public benefit corporation controlled by a non-profit foundation, the company is backed by Microsoft and SoftBank and operates from San Francisco.
HQ: San Francisco, United States • Multimodal AI • AI Agents • Artificial Intelligence • Machine Learning • LLM & Generative AI • 1001-5000 employees • Est. 2015
≈ $70k – $160k per year (Estimated) • Senior • 8+ years exp • Remote/Hybrid (Tokyo, Japan) • Relocation • Full-Time • Staff • Japanese
≈ $71k – $161k per year (Estimated) • Senior • 5+ years exp • Remote/Hybrid (Tokyo, Japan) • Relocation • Full-Time • Senior • Japanese
JavaScript
Python
AI/ML
OpenAI
フライウィールは「データを人々のエネルギーに」をミッションとして掲げるデータソリューションプロバイダーです。主力製品であるデータ活用プラットフォーム「Conata® (コナタ)」は企業活動の可視化・シミュレーションを軸に、顧客ニーズに合せて一気通貫でデータソリューションを提供します。
Tokyo • Artificial Intelligence • Analytics Platforms • Data & Analytics
$38k – $64k per year • Tokyo • Remote (Japan) • Full-Time
Java
Kotlin
Python
TypeScript
Databases
MySQL
AI/ML
RAG
DevOps
Docker
gRPC
Kubernetes
Analytics
ETL/ELT
$51k – $102k per year • Senior • Tokyo • Remote (Japan) • Full-Time • Senior
Java
Kotlin
Python
TypeScript
Databases
MySQL
AI/ML
RAG
DevOps
Docker
gRPC
Kubernetes
Analytics
ETL/ELT
Appier is a publicly traded, AI-native software company headquartered in Taipei, Taiwan. Founded in 2012, the company provides enterprise-grade AdTech and MarTech SaaS platforms that turn predictive and generative AI into measurable marketing ROI. Its software suite - comprising Ad Cloud, Personalization Cloud, Data Cloud, and autonomous AI agents - enables global enterprise clients across e-commerce, retail, gaming, and finance to automate user acquisition, personalize cross-channel customer engagement, optimize campaign delivery, and unify real-time customer data.
HQ: Taipei, Taiwan
≈ $60k – $126k per year (Estimated) • Staff+ • 8+ years exp • In office (Tokyo, Japan) • Bachelor's Degree • Staff
Python
Java
Scala
Databases
Trino
AI/ML
Airflow
Spark
Flink
Hadoop
DevOps
AWS
GCP
Kubernetes
GitHub
≈ $41k – $94k per year (Estimated) • Senior • 5+ years exp • Remote/Hybrid (Tokyo, Japan) • Visa sponsorship • Internship • Senior
Kotlin
Swift
Dart
Java
JavaScript
TypeScript
Kotlin
Kotlin Coroutines
Swift
Swift Concurrency
Java
Gradle
AI/ML
Claude
Claude Code
Copilot
Cursor
AI Agents
RAG
Edge AI
Model Context Protocol
Frontend
React.js
Mobile
Flutter
Push Notifications
React Native
Core ML
Jetpack Compose
ML Kit
SPM
SwiftUI
DevOps
CI/CD
Git
Gitflow
≈ $61k – $128k per year (Estimated) • Staff+ • 8+ years exp • In office (Tokyo, Japan) • Visa sponsorship • Internship • Staff • Chinese: C1
Fujitsu is a Japanese multinational information technology equipment and services corporation. Established in 1935 and headquartered in Tokyo/Kawasaki, it stands as Japan's largest IT services provider and one of the world's most enduring technology firms.
HQ: Tokyo, Japan • Cloud Computing • IT Consulting • Information Technology • Est. 2021
≈ $67k – $112k per year (Estimated) • Lead • 10+ years exp • Łódź • Remote (Japan, Australia, Poland) • Master's Degree • Full-Time • Staff • Japanese
Java
SQL
Java
Spring Boot
Development of medical device software/AI/3D technology
Osaka • Health Care • Artificial Intelligence • Medical Devices
$38k – $61k per year • Middle • 3+ years exp • Osaka • Remote (Japan) • Full-Time • Middle
Python
TypeScript
Databases
PostgreSQL
AI/ML
AI Agents
DevOps
Docker
Noeon Research is a deep-tech startup creating a new architecture for general reasoning. We try an unconventional approach to get to uncharted territory.
Tokyo • LLM & Generative AI • Machine Learning • Artificial Intelligence
$89k – $108k per year • Senior • 5+ years exp • Tokyo • Remote (Japan) • Full-Time • Senior
C++
Python
Rust
TypeScript
DevOps
Docker
Founded in 2013, Sourcegraph is an AI-powered code intelligence platform designed to help software engineers search, understand, and automate edits across massive codebases. The platform offers universal code search and an AI coding assistant named Cody, enabling developers to navigate complex repositories, speed up context gathering, and fix issues faster. By integrating directly into existing developer workflows and hosting environments, the company helps large engineering teams scale productivity and maintain code quality.
Media & Entertainment • Books • Artificial Intelligence • Code Intelligence • Est. 2013
≈ $114k – $256k per year (Estimated) • Lead • 8+ years exp • Remote • Internship • Staff
JavaScript
Go
TypeScript
Databases
PostgreSQL
AI/ML
AI Agents
Claude
Claude Code
Cursor
Model Context Protocol
Frontend
Svelte
GraphQL
SvelteKit
DevOps
Docker
Kubernetes
QA
Rest-Assured
Remote
Model Context Protocol
DevOps
AWS
Azure
CDKTF
GCP
Kubernetes
SLI/SLO/SLA
Terraform
gRPC
QA
Rest-Assured
Moneytree is a financial technology company specializing in data aggregation and personal finance management. It offers applications and APIs that connect to banks and other financial institutions to consolidate, categorize, and analyze financial data for consumers and business users.
Tokyo • Financial Services • Personal Finance • FinTech
≈ $24k – $83k per year (Estimated) • Middle • 3+ years exp • Remote (Japan) • Contractor • Middle • Japanese (Optional)
JavaScript
Ruby
TypeScript
DevOps
AWS
Analytics
ETL/ELT
≈ $38k – $82k per year (Estimated) • Remote (Japan) • Contractor • Japanese: C1 (Optional)
JavaScript
Ruby
TypeScript
DevOps
AWS
Analytics
ETL/ELT
Tektome builds reliable AI architecture frameworks for the AEC industry — structuring project data, checking BIM models, and turning past projects into searchable knowledge.
Tokyo • Artificial Intelligence • Real Estate • Architecture • Est. 2023
≈ $39k – $93k per year (Estimated) • Senior • 5+ years exp • Tokyo • Remote (Japan) • Bachelor's Degree • Full-Time • Senior
C#
C++
SQL
C#
.NET
Databases
PostgreSQL
Redis
Apache Kafka
RabbitMQ
AI/ML
LLM
DevOps
Docker
Kubernetes
CI/CD
