Full-stack Engineer, Trust & Safety (Go, TypeScript)
Match Group2 months ago
Tokyo, JapanMid Level
Responsibilities
- Design, implement, and improve administration screens and operational tools for internal detection, investigation, and response teams.
- Build dashboards and monitoring UIs that visualize risk indicators and the effectiveness of countermeasures.
- Improve UI/UX to increase operational efficiency and decision accuracy.
- Design, build, implement, and operate scalable APIs and data-processing systems supporting the frontend.
- Develop and continuously improve systems supporting Trust & Safety detection, prevention, investigation, and response workflows.
- Analyze user behavior, system logs, and intervention results to evaluate risk trends and measure the effectiveness of countermeasures.
- Collaborate with Trust & Safety stakeholders, Data Analysts, product backend teams, SREs, and security teams to improve quality, performance, security, and operability.
Requirements
- Hands-on experience implementing web frontends such as SPAs with TypeScript, including independently developing administration screens or internal tools.
- At least 3 years of commercial application implementation, release, and operations experience.
- Experience building commercial Web APIs running on public cloud platforms such as AWS or Google Cloud.
- Strong interest in improving development efficiency, performance, and security.
- Ownership, communication, and stakeholder-collaboration skills.
- Willingness to learn about AI and experience developing with coding agents.
- Experience designing or building various testing methods.
- Experience creating and operating commercial web application container images, including Dockerfiles and middleware installation.
- Basic knowledge of commonly used web application middleware such as Nginx and MySQL.
- Business-level or higher Japanese and conversational-level or higher English.
- Preferred: experience analyzing user behavior, system logs, and intervention results in rapidly changing abuse, fraud, or policy-violation risk areas.
- Preferred: ability to independently extract, aggregate, and analyze data and evaluate issue scale, priority, countermeasure suitability, and effectiveness.
- Preferred: experience converting analysis of changing user behaviors and risk patterns into development and improvements.
- Preferred: experience designing scalable databases and applications for large data volumes and traffic.
- Preferred: experience using AI development-support tools to improve development workflows, code quality, documentation, and team productivity.
- Preferred: experience building deployment scripts and Dockerfiles in container environments.
- Preferred: experience or knowledge of public-cloud infrastructure construction.
- Preferred: knowledge of fundamental web application security measures and their necessity.
Tech Stack
Amazon DynamoDBAWSDockerElasticsearchGitGitHub ActionsGoGoogle CloudJavaScriptKubernetesMySQLPythonRedisTerraformTypeScript
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