About Appier

Appier is a software-as-a-service (SaaS) 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 Ad Cloud Bidding Team

The Ad Cloud Bidding Team is at the forefront of Appier's AI-driven advertising solutions. We develop high-throughput and low-latency systems that deliver superior ROAS (Return On Ad Spend) and maximize campaign ROI for clients worldwide. Our services optimize budget allocation across premium, high-intent inventories, and process billions of requests per day with millisecond precision. You will use advanced C++ technologies to build robust and scalable infrastructure that is foundational to our AI decision-making engines in a fast-paced, data-intensive environment where performance is paramount.

About The Role

Software engineers (Ad Cloud Bidding) at Appier build a wide range of platforms and services that interconnect data and AI with our customers and users. We are looking for a Senior Backend Engineer with a strong focus on service operations to maintain and optimize our large-scale distributed systems. You will ensure our backend services run reliably and efficiently through automation, monitoring, and incident management.

Responsibilities

Manage system deployment, configuration, and release pipelines
Design and manage automated deployment pipelines to ensure smooth and reliable releases
Implement monitoring, alerting, and disaster recovery strategies
Troubleshoot production incidents and perform root cause analysis
Participate in on-call rotations and lead incident response when required
Continuously evaluate and adopt new tools or technologies to improve operational workflows

About You

[Minimum qualifications]

BS/MS degree in Computer Science or related fields
3+ years of experience in backend engineering or site reliability engineering
Familiar with Unix/Linux environments
Scripting or programming skills in Python, Go, or Bash
Experience in infrastructure-as-code tools
A proactive mindset toward automation and continuous improvement and strong sense of ownership

[Preferred qualifications]

Experience with cloud infrastructure
Familiarity with CI/CD pipelines and observability tools
Knowledge of performance profiling and load testing tools
Exposure to security hardening, access control, or compliance auditing

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