data analyst for fraud prevention

Enfint

Barcelona

Presencial

EUR 60.000 - 90.000

Jornada completa

Hace 11 días

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Ventajas ofrecidas por este puesto de trabajo

Relocation support for Barcelona Hub
Equity and health insurance
Monthly lesson allowance on Preply.com
Learning & Development budget
Mental health support
Gympass access across Spain

Descripción de la vacante

Preply ищет специалиста по мошенничеству в Барселоне для анализа и улучшения профилактики мошенничества на платформе образования. Вы будете работать с ML-выводами, развивать правила и инфраструктуру оповещений, сотрудничать с командами Data/Analytics и Product, а также оценивать внешних поставщиков.

Требуется 4+ года опыта в аналитике мошенничества, уверенный SQL и Python, умение строить дашборды и наставлять коллег. Возможна релокация, пакет вознаграждений включает льготы и обучение.

Formación

  • 4+ лет опыта в мошенничстве аналитике, рисках или близкой области.
  • Сильные навыки SQL и Python на больших наборах транзакционных данных.
  • Опыт проектирования дашбордов и систем оповещений с хорошим сигнал/шумом.
  • Развитые аналитические коммуникации для трансляции сигналов в понятные истории.
  • Опыт сотрудничества с Operations, Engineering и Product.
  • Умение использовать инструменты ИИ для анализа и критически оценивать выводы.
  • Опыт наставничества младших аналитиков.

Responsabilidades

  • Работа с выводами ML-моделей для улучшения решений по предотвращению мошенничества, балансируя охват и ложноположительные результаты.
  • Владение жизненным циклом правил предотвращения мошенничества: проектирование, тестирование, поддержка и снятие с эксплуатации.
  • Сотрудничество с Fraud Operations для выявления новых злоупотреблений и перевода наблюдений в улучшения.
  • Разработка и поддержка систем оповещения для раннего обнаружения угроз.
  • Прогнозирование убытков и объёмов chargeback для руководителей Финансов и Рисков.
  • Определение и владение ключевыми метриками мошенничества и отчетности для руководства.
  • Выступать мостом между Product и Applied AI командой, предоставляя обратную связь.
  • Поддержка оценки внешних поставщиков предотвращения мошенничества с использованием критериев.
  • Сотрудничество с Data и Analytics Engineering по учету и управлению данными по мошенничеству в соответствии с PII.

Conocimientos

Fraud analytics
SQL
Python
Dashboards
Analytical communication
Cross-functional collaboration
Mentoring
AI tools usage

Herramientas

AI tools

Descripción del empleo

Описание

Preply creates personalized language-learning experiences by connecting learners with tutors through a human-led, technology-enabled platform. The company serves learners in 180 countries, with more than 100,000 tutors teaching over 90 languages, and develops AI-enhanced solutions for education.

Задачи
  • Work with ML model outputs to improve fraud prevention decisions while balancing detection coverage and false-positive rates
  • Own the fraud rule lifecycle by designing, testing, maintaining, and retiring prevention rules
  • Partner with Fraud Operations to identify emerging abuse patterns and translate operational observations into analytical improvements
  • Design and maintain alerting systems that identify threats before incidents evolve
  • Forecast fraud losses and chargeback volumes for Finance and Risk leadership
  • Define and own north-star metrics and KPIs for fraud prevention, ensuring clear and actionable executive reporting
  • Act as the data bridge between Product and the Applied AI team by providing performance feedback for model updates and roadmap prioritization
  • Support the evaluation of third-party fraud prevention providers using data-driven vendor assessment criteria
  • Collaborate with Data and Analytics Engineering to ensure fraud-related data is tracked, governed, and handled according to PII requirements
Требования
  • 4+ Years of experience in fraud analytics, risk analysis, or a closely related payments or trust & safety domain
  • Strong SQL and Python proficiency, including analytical queries across large transactional datasets, monitoring logic, and statistical techniques for fraud and risk problems
  • Experience designing and maintaining dashboards or alerting systems with clear signal-to-noise discipline
  • Strong analytical communication skills for turning ambiguous fraud signals into clear, actionable narratives for operational and executive audiences
  • Experience collaborating with Operations, Engineering, and Product
  • Ability to use AI tools and agents for analysis while critically evaluating outputs, identifying gaps, and owning conclusions
  • Experience mentoring junior and mid-level analysts to develop technical skills, analytical judgment, and output quality
  • Nice to have: marketplace or two-sided platform experience, payment processing concepts including chargebacks, dispute flows, authorization rates, and PSP dynamics, exposure to compliance or regulatory frameworks such as PSD2/3, AML, and KYC.
Условия
  • Relocation support is available for joining the Preply Barcelona Hub
  • Competitive financial package with equity, leave allowance, and health insurance
  • Monthly allowance for lessons on Preply.com
  • Learning & Development budget and time off for self-development
  • Free mental health support platforms
  • Access to Gympass-partnered wellness and gym centers throughout Spain
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