Appier at a glance
appier.com- Founded 2012
Appier
About Appier
Appier is an AI-native Agentic AI as a Service (AaaS) company that uses artificial intelligence (AI) to power business decision-making. Founded in 2012 with a vision of democratizing AI, Appier’s mission is turning AI into ROI by making software intelligent. Appier now has 17 offices across APAC, Europe and U.S., and is listed on the Tokyo Stock Exchange (Ticker number: 4180). Visit www.appier.com for more information.
About the role
Software engineers (Ad Cloud Bidding) at Appier Tokyo office build a wide range of platforms and services that interconnect data and AI with our customers and users. As a Senior Software Engineer, you will contribute to building scalable backend systems while also participating in service operation activities, including deployment, monitoring, and incident response, to ensure reliable and high-performing distributed services.
Responsibilities
- Design, implement, and optimize backend services
- Participate in code reviews and contribute to system design discussions
- Collaborate with cross-functional teams to deliver robust and high-performance systems
- Troubleshoot production issues and contribute to root cause analysis
- Support system deployment, monitoring, and maintenance in production environments
- Participate in on-call rotations and lead incident response when required
About You
[Minimum qualifications]
- BS/MS degree in Computer Science or related fields
- 3+ years of experience in software development
- Experience in modern C++ programming (C++11 and later)
- Familiar with Unix/Linux environments
- Good interpersonal and problem-solving skills and strong sense of ownership
[Preferred qualifications]
- Good understanding of system programming
- Experience in developing low-latency (millisecond-scale) and high-throughput (>1K QPS per machine) systems
- Experience in service optimization and performance tuning
- Experience in modern build systems
- Experience in operation automation tools
[Language]
Fluent in English or Chinese.
Open to overseas candidates/Visa Support
This position is based in Tokyo, Japan. For international candidates, Appier’s Japan office provides visa sponsorship to ensure a smooth transition to Japan.
#LI-SW1 #LI-Hybrid
To apply for this job please visit job-boards.greenhouse.io.
Explore Appier online
What people say about Appier
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Recent news
- Special Equity Reporting: Appier (5.28% → 3.00%), BlackRock Japan, etc. - Moomoo
- The Rules of Travel Marketing Have Changed - Why the Travel Industry is Eyeing 'Agentic AI' in 2026 - PA Media
- Enterprise value to revenue forward of Appier Group, Inc. – TSE:4180 - TradingView
- Appier Beats Q1 Revenue and Profit Targets with Agentic AI-driven Growth - PR Newswire
- The Price Is Right For Appier Group, Inc. (TSE:4180) Even After Diving 30% - simplywall.st
Aggregated from public discussions and news; opinions are the authors’ own.
Working in Tokyo, Japan
Weather right now in Tokyo, Japan: checking… · Local time:
Tokyo, officially the Tokyo Metropolis, is the capital and most populous city of Japan. The population of the city proper was over 14 million as of 2023. The Greater Tokyo Area, which includes Tokyo and parts of six neighboring prefectures, is the third-most populous metropolitan area in the world, with 33 million residents as of 2025.
Note: Japan observes a public holiday on Jul 20 — Marine Day.
Market context
- Similar listings in Tokyo, Japan 1
- 90-day posting trend down 100%
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