Tokyo · Marketing Analytics & Attribution · Fraud Detection · 51-200 employees · Est. 2011 · Trust B · Hiring 7, 1 new
Detect and block ad fraud, fake leads, and invalid traffic with a unified platform. Improve data accuracy, reduce wasted spend, and scale marketing performance securely.
No named decision-maker yet.
Careers mailbox is known
Equity · Hybrid (Tokyo, Japan, 10am - 5pm) · Japanese (Optional)
SQL
Databases
Google BigQuery
AI/ML
AI Agents
Analytics
Looker
HQ: Tokyo, Japan · Automotive Components · Analog & Power Semiconductors · Processors, MCUs & AI Chips · 5000+ employees · Est. 2003 · Trust B · Hiring 687, 102 new
Renesas Electronics is a Japanese semiconductor company formed in 2003 when Hitachi and Mitsubishi Electric combined their chip divisions, later absorbing NEC Electronics as well. It is one of the largest suppliers of microcontrollers in the world and holds a particularly strong position in automotive silicon, where its R-Car processors and body and powertrain controllers sit inside a large share of vehicles built globally. It has spent the past decade buying into analog and connectivity through Intersil, IDT, Dialog and Altium, broadening from bare microcontrollers into complete embedded systems for industrial and internet of things customers.
Bunsei Kure · Executive Officer, Director · decision-maker
Tetsuya Tsurumaru · Executive Officer, Director · decision-maker
Shuhei Shinkai · Chief Financial Officer · decision-maker
Hidetoshi Shibata · President & Chief Executive Officer · decision-maker
No careers mailbox known
In office (Kodaira, Japan) · Full-Time · Senior · English
≈ $49k – $127k per year (Estimated) · Lead · 5+ years exp · Japan · Remote (Japan) · Bachelor's Degree · Full-Time · Senior · English · Japanese: C1
C++
C
C
SDL
Embedded C
DevOps
RTOS
Linux
Cybersecurity
STRIDE
Threat Modeling
Management
Agile
+1
HQ: Tokyo, Japan · Est. 2018 · Trust D · Hiring 18, 2 new
ELYZA is a Tokyo artificial intelligence company founded in 2018 out of the Matsuo Laboratory at the University of Tokyo. It develops Japanese large language models and deploys them for document processing, contact centres and public sector workloads. The company became a subsidiary of KDDI while continuing to release open Japanese models.
No named decision-maker yet.
No careers mailbox known
$689k – $995k per year · In office (Tokyo, Japan)
Cline
Gemini
Devin
Claude Code
LLM
DevOps
AWS
Cybersecurity
OWASP Top 10
HQ: Tokyo, Japan · High-Performance Computing · IT Consulting & Digital Transformation · Systems Integrators · 5000+ employees · Est. 1935 · Trust A · Hiring 269, 46 new
Fujitsu is a Japanese information and communications technology company headquartered in Tokyo. It provides IT services, systems integration, cloud and computing products, including high-performance computing.
No named decision-maker yet.
Careers mailbox is known
In office (Japan)
Azure
Cybersecurity
Microsoft Defender
≈ $41k – $96k per year (Estimated) · Senior · In office (Japan) · Senior
Azure
Cybersecurity
Microsoft Defender
HQ: Tokyo, Japan · E-commerce Platforms · Subscription Commerce · 201-500 employees · Startup · Hiring 3, 1 new
Antway is a direct-to-consumer venture running Tsukulio, a subscription that delivers freshly cooked home-style meals from its own kitchens without freezing them. Its value chain spans user experience, manufacturing and logistics, it set up an overseas entity in 2025 and it hires system architects and site reliability engineers. The company is based in Tokyo, Japan.
No named decision-maker yet.
Careers mailbox is known
$536k – $765k per year · In office (Tokyo, Japan)
TypeScript
JavaScript
AI/ML
Cursor
ChatGPT
Claude Code
Frontend
Vue.js
Nuxt.js
Next.js
React.js
Mobile
Firebase
DevOps
GitHub Actions
GitHub
Terraform
GCP
CI/CD
Cybersecurity
ISO 27001
Management
Draw.io
QA
Playwright
Jest
+11
HQ: Tokyo, Japan · Information Technology · Artificial Intelligence · AI Consulting & Integration · Cloud Consulting & Migration · Hiring 14, 14 new
Headquartered in Tokyo, Japan, NHN Techorus Corp. is an IT infrastructure and multi-cloud managed service provider (MSP) operating as a core subsidiary of NHN JAPAN. The company specializes in enterprise cloud integration, FinOps cost optimization, data analytics, managed hosting, and cybersecurity across major platforms, holding top-tier partner accreditations with Amazon Web Services (AWS Premier Tier) and Google Cloud. Through its flagship "Cloud Chorus" service suite and proprietary tools like Cloud Illuminator, it provides end-to-end consulting, migration, infrastructure monitoring, and billing administration to support the digital transformation journeys of enterprise clients nationwide.
No named decision-maker yet.
No careers mailbox known
In office (Japan)
Azure
AWS
Cybersecurity
Nmap
Nessus
OWASP ZAP
OpenVAS
SIEM
In office (Japan)
Azure
AWS
Cybersecurity
SIEM
Tokyo · Nagoya · Osaka · Hiring 15, 15 new
No named decision-maker yet.
No careers mailbox known
HQ: Tokyo, Japan · Est. 2007 · Hiring 14, 5 new
FFRI Security is a Tokyo cybersecurity company founded in 2007 that develops endpoint protection based on behavioural analysis rather than signatures. Its yarai product is used by Japanese enterprises and government bodies to detect unknown malware. The company also conducts vulnerability research and provides security consulting for embedded and automotive systems.
No named decision-maker yet.
No careers mailbox known
In office (Tokyo, Japan)
Python
C#
C#
.NET
DevOps
Kali Linux
Linux
Cybersecurity
Nessus
HQ: Tokyo, Japan · AI Consulting & Integration · IT Consulting & Digital Transformation · Hiring 3, 2 new
Tsuji Hongo IT Consulting is the IT and AI arm of the Tsuji Hongo tax accounting group, one of the largest tax firm groups in Japan with more than 80 offices and over 2,000 staff. It builds DX platforms for back office, inheritance and accounting firm know-how, drives AI adoption inside the group and delivers AI implementation and system projects for outside companies, and it is hiring an AI project manager. The company is based in Tokyo, Japan.
No named decision-maker yet.
No careers mailbox known
In office (Japan) · Full-Time
HQ: Tokyo, Japan · Crypto Exchanges · Cryptocurrencies · Blockchain & Crypto · Est. 2014 · Hiring 27, 26 new
bitFlyer is a Japanese digital asset exchange founded in 2014 and headquartered in Tokyo. It is one of the country's most active venues for Bitcoin spot and derivatives trading and holds licences in Japan, the European Union and the United States. The company also develops enterprise blockchain software and operates a consumer payments and rewards business.
No named decision-maker yet.
No careers mailbox known
HQ: Tokyo, Japan · Est. 1853 · Hiring 43, 43 new
Headquartered in Tokyo, Japan, IHI Corporation is a comprehensive heavy industrial manufacturer and engineering conglomerate with deep historical roots dating back to 1853. The company operates across four primary business segments: Resources, Energy and Environment (delivering thermal power systems, LNG storage tanks, and decarbonization tech like ammonia and biomass combustion); Social Infrastructure (constructing major bridges, tunnels, and marine structures); Industrial Systems and General-Purpose Machinery (manufacturing compressors, automotive turbochargers, and automated logistics systems); and Aero Engine, Space and Defense (producing commercial jet engines, rocket components, and defense systems). Serving global energy utilities, aerospace primes, and municipal authorities worldwide, IHI leverages its advanced metallurgy, fluid dynamics, and combustion engineering capabilities to drive industrial efficiency, large-scale infrastructure development, and sustainable green energy transitions.
No named decision-maker yet.
No careers mailbox known
$35k – $67k per year · In office (Tokyo, Japan)
HQ: Tokyo, Japan · Space & Aerospace · Est. 2003 · Hiring 2, 2 new
Headquartered in Tokyo (Chiyoda-ku), Japan - with major research centers in Tsukuba and Sagamihara and primary launch sites at Tanegashima and Uchinoura in Kagoshima - the Japan Aerospace Exploration Agency (JAXA) is Japan's national aerospace research and development agency. Formed in 2003 through the merger of three space and aeronautics institutions (NASDA, ISAS, and NAL), JAXA oversees the country's end-to-end civilian space exploration, satellite operations, aeronautical engineering research, and launch vehicle infrastructure (including the H3 and Epsilon rocket families). Globally celebrated for breakthrough robotic exploration achievements - such as the Hayabusa asteroid sample-return missions and the SLIM lunar pinpoint lander - as well as its operation of the Kibō laboratory module on the International Space Station, JAXA collaborates closely with international space agencies (including NASA and ESA), academic institutions, defense bodies, and commercial aerospace contractors to advance space science, earth observation, and national technological sovereignty.
No named decision-maker yet.
No careers mailbox known
HQ: New York, United States · Cloud Consulting & Migration · Systems Integrators · IT Infrastructure & Networking Services · Managed IT Services (MSP) · 5000+ employees · Est. 2021 · IT services · Trust B · Hiring 602, 99 new
Kyndryl is an American IT infrastructure services company created in November 2021 when IBM spun off its managed infrastructure division, and it is the largest provider of its kind in the world. It designs, builds, runs and modernises the mission-critical systems of thousands of enterprise and government customers, covering mainframes, hybrid cloud, networks, security, applications and data platforms across more than sixty countries. Freed from its former parent, the company has built alliances with Microsoft, Amazon Web Services, Google Cloud and SAP, and is shifting revenue mix from legacy managed contracts toward consulting and modernisation work.
Martin Schroeter · Chairman & Chief Executive Officer · decision-maker
Elly Keinan · Group President · decision-maker
David Wyshner · Chief Financial Officer · decision-maker
Careers mailbox is known
Hybrid (Chiba, Tokyo, Japan) · Full-Time · Japanese: C1 · English
≈ $46k – $106k per year (Estimated) · Senior · 3+ years exp · Hybrid (Tokyo, Japan) · Full-Time · Senior
HQ: Noida, India · Financial Software & Embedded Finance · 201-500 employees · Est. 1986 · Trust A · Hiring 10, 2 new
Nucleus Software develops lending and transaction banking products for financial institutions. Its FinnOne platform manages loan origination and servicing worldwide. The company also offers cash management and mobile banking software.
No named decision-maker yet.
Careers mailbox is known
≈ $47k – $108k per year (Estimated) · Senior · 7+ years exp · In office (Tokyo, Japan) · Bachelor's Degree · Senior · Japanese: C1 · English
PCI DSS
Threat Modeling
SIEM
HQ: Tokyo, Japan · Secondhand · Marketplaces · 1001-5000 employees · Est. 2013 · Trust A · Hiring 124, 11 new
Mercari is a Japanese company that operates the Mercari marketplace app, where individuals buy and sell new and pre-owned items such as fashion, electronics, collectibles and home goods, with built-in shipping and payment services. Founded in 2013 and listed on the Tokyo Stock Exchange, it also runs the Merpay mobile payment service and a marketplace in the United States. The company is headquartered in Tokyo, Japan.
Fumiaki Koizumi · Executive Officer, Director · decision-maker
Shintaro Yamada · Executive Officer, Director · decision-maker
Masashi Namatame · Director
Makiko Shinoda · Director
No careers mailbox known
In office (Minato, Japan) · Internship
PHP
Python
DevOps
GitHub
Terraform
Git
Docker
GCP
Kubernetes
Azure
AWS
+2
≈ $19k – $26k per year (Estimated) · Intern · In office (Minato, Japan) · Internship · Intern · English: C1 (Optional) · Japanese: C1 (Optional)
PHP
JavaScript
SQL
Python
DevOps
GitHub
Terraform
Linux
GCP
Kubernetes
CI/CD
Git
Docker
Azure
AWS
Cybersecurity
Zero Trust
Defense in Depth
Threat Modeling
+9
In office (Minato, Japan) · Full-Time · Japanese
LLM
DevOps
GCP
Azure
AWS
Cybersecurity
ISO 27001
HQ: New York, United States · Financial News & Media · Financial Data & Market Intelligence · 5000+ employees · Est. 1981 · Trust A · Hiring 295, 26 new
Headquartered in New York City, New York, Bloomberg is a global leader in financial technology, data, and business media. The company is best known for its proprietary Bloomberg Terminal, which provides financial professionals with real-time market analytics, trading tools, and execution capabilities. Through its multi-platform news division, it delivers economic reporting, research, and analysis across television, digital, print, and audio outlets worldwide.
No named decision-maker yet.
No careers mailbox known
≈ $40k – $97k per year (Estimated) · Middle · 3+ years exp · In office (Tokyo, Japan) · Middle
Python
DevOps
CI/CD
Cybersecurity
SIEM
HQ: Tokyo, Japan · Cloud Consulting & Migration · IT Infrastructure & Networking Services · Managed IT Services (MSP) · Hiring 5, 5 new
UNIADEX is a Japanese ICT infrastructure services company within the BIPROGY group, offering IT outsourcing, network and support services. Its business covers equipment sales, system construction and maintenance, SaaS and software resale, and it hires cloud, security and hybrid infrastructure engineers. The company is headquartered in Tokyo, Japan.
No named decision-maker yet.
No careers mailbox known
$20k per year · In office (Tokyo, Japan) · Full-Time
HQ: Tokyo, Japan · Freelance & Talent Marketplaces · Recruiting & Staffing · 51-200 employees · Hiring 1, 1 new
Enito is a Japanese matching technology company that oversees the dating apps with and Omiai under a holding structure adopted in March 2023. The group handles strategy, data, trust and safety and corporate functions while its subsidiaries run the apps, and it hires machine learning engineers, data scientists, QA engineers and a VP of technology. The company is based in Tokyo, Japan.
No named decision-maker yet.
No careers mailbox known
$51k – $83k per year · In office (Tokyo, Japan) · Full-Time
OpenAI Codex
Cursor
ChatGPT
Claude Code
Claude
DevOps
Datadog
GitHub
GCP
AWS
Cybersecurity
SentinelOne
SIEM
Management
Confluence
Jira
+5
HQ: Tokyo, Japan · Email Security · Network Security · Endpoint Security · Cloud Security · Threat Intelligence · 1001-5000 employees · Est. 1988 · Trust B · Hiring 146, 7 new
Trend Micro is a cybersecurity company founded in 1988 in Los Angeles and now headquartered in Tokyo, where it is listed, making it one of the few large security vendors based outside the United States. Its Vision One platform combines endpoint, email, server, network and cloud protection with extended detection and response, and the company has a particularly strong position protecting server and cloud workloads and in Japanese and other Asian enterprise markets. It also runs the Zero Day Initiative, the largest vendor-agnostic bug bounty programme, which feeds vulnerability intelligence into its own products ahead of public disclosure.
Eva Chen · Co-founder and Chief Executive Officer · decision-maker
Steve Chang · Co-founder · founder
Careers mailbox is known
≈ $63k – $163k per year (Estimated) · Lead · In office (Tokyo, Japan) · Full-Time · Principal
Model Context Protocol
DevOps
Linux
In office (Tokyo, Japan) · Full-Time
SLI/SLO/SLA
Cybersecurity
SIEM
In office (Tokyo, Japan) · Full-Time
HQ: Tokyo, Japan · Enterprise Apps Implementation Partners · Custom Software Development · IT Consulting & Digital Transformation · Est. 1982 · Hiring 4, 2 new
Qualica is a Japanese IT services company that was spun off from the information systems division of Komatsu in 1982 and is part of the TIS INTEC Group. It provides IT solutions for manufacturing, restaurant, retail and service companies and hires network engineers, security engineers and application project managers. The company is headquartered in Tokyo, Japan.
No named decision-maker yet.
No careers mailbox known
$37k – $49k per year · In office (Tokyo, Japan) · Full-Time
