Fraud Analyst (Ad Tech, Ad Fraud) #139 *No Japanese Required

Company Overview

This is a Tokyo-based, AI-driven cybersecurity company founded in 2011, specializing in digital ad fraud detection and prevention through their own flagship platform. It protects over 600 companies by identifying invalid traffic, fake clicks, and fraudulent leads to improve ROI. Rebranded in 2020 as a “Marketing Security Platform,” it focuses on ad fraud, affiliate fraud, and, increasingly, AI-driven security threats.

Job Description

The company is seeking an experienced Ad Fraud Analyst to join our growing team and contribute to the development and execution of strategies to detect, prevent, and mitigate ad fraud. This role presents an exciting opportunity to work in the fast-evolving field of ad fraud prevention, helping businesses safeguard their digital advertising investments while ensuring marketing performance integrity. The Ad Fraud Analyst will play an important role in analyzing large datasets, uncovering fraudulent patterns, and collaborating with cross-functional teams to deliver cutting-edge fraud protection solutions.

 

Key Responsibilities

Fraud Detection & Prevention : Monitor ad traffic, campaigns, and user interactions to identify fraudulent activities, using advanced analytics tools and detection systems.

Pattern Recognition & Data Analysis : Investigate datasets for patterns or trends that highlight potential fraud, providing actionable insights to improve fraud prevention measures.

Collaboration with Engineering Team : Work closely with engineers to improve the collection, cleaning, and processing of large datasets from various advertising platforms & types of ad campaigns.

Development of Detection Models: Create and implement algorithms, models, that detect and mitigate ad fraud, including machine learning (ML) methods for scalable prod-ready solutions.

Cross-Functional Collaboration : Collaborate with product, engineering, sales, and customer success teams to integrate fraud prevention features into the product and ensure a seamless user experience & clarity.

Reporting & Data-Driven Decision Making : Leverage metrics and analytics tools (e.g., BigQuery, SQL) to monitor fraud trends and generate reports to inform business decisions and product improvements.

 

Required Skills & Experience

 

Preferred Qualifications

・Native Japanese or Intermediate Japanese (N2/N3)
・Attribution Models & Campaign Optimization: Knowledge of attribution models, programmatic advertising, and how fraud impacts campaign performance.
・Experience with Mobile/Online Ads: Understanding of both mobile and desktop ad fraud scenarios and prevention methods.Work Environment & Culture

At this company, they thrive on teamwork, transparency, and an innovative spirit. They are looking for an individual who enjoys solving complex problems, loves working with data, and can collaborate with diverse teams to deliver impactful solutions.

Their environment is dynamic, fast-paced, and ever-evolving, making it an exciting place to grow.  Their product is an innovative ad fraud detection and cybersecurity company dedicated to safeguarding the digital advertising and marketing ecosystems. By empowering companies to detect, block, and protect against fraudulent activities, the product plays a critical role in defending online business from evolving threats. With its advanced cybersecurity solutions and unwavering commitment to transparency, it enables clients to enhance the security and impact of their digital campaigns, ensuring maximum effectiveness.

 

Why Join Them? At the company people come first. They are committed to offering our employees the best environment and resources for personal and professional growth. Their company is defined by a foundation of accuracy, integrity, and trust, which guide the way they shape their organization, build their products, and communicate with both each other and their clients.

They enjoy organizing company regular offsites (Tokyo and Lisbon headquarters) where their team can collaborate in person, foster connections, and work together in an inspiring environment.

Their company culture and team spirit create an environment that inspires initiative, embraces new ideas, and makes the journey enjoyable!

 

Compensation & Benefits

Salary: JPY 6,000,000 – 15,000,000 per year
Probation Period: 3 months

Work arrangement

-Flexible Working Hours System (Flextime) (Core time: 10:00 AM – 5:00 PM)
-Remote work available up to 3 days per week
– Fully two days off per week (Saturday, Sunday, and National Holidays)
– Vacation Leave (3 consecutive days in addition to standard annual paid leave)
– Year-end and New Year Holidays
– Annual Paid Leave
– Condolence and Celebration Leave
– Childcare Leave
– Initial Enrollment Leave (2 days of leave to cover sudden illness, etc., available until statutory paid leave is granted after 6 months)
– Vaccination Leave

Benefits

– Stock Options
– Annual Salary Increase (Once per year)
– Mobile Communication Allowance (¥4,200/month)
– Influenza Vaccination
– Flextime System (Core hours: 10:00 AM – 5:00 PM)
– Reimbursement for Job-Related Certification Exams
– Babysitter Subsidy (50% coverage, up to ¥20,000/month)
– Premium Friday (Team dinner)
– Gold’s Gym Membership Subsidy (Employee pays only ¥550 per visit)

Social Insurance: Fully covered
Measures Against Secondhand Smoke: No Smoking Indoors

 

Hiring Process

• Number of interviews: 2–4 rounds

• Application documents required: CV

• Interview language: English(/Japanese)