Data Scientist - Fraud Prevention Specialist

Join AppsFlyer, a pioneering technology firm at the forefront of mobile attribution and marketing analytics, as we tackle fraud in the digital landscape. Our platform operates on a grand scale, processing over 150 billion mobile app events daily, utilizing thousands of servers to analyze user data and respond to requests. With our innovative Protect360 solution, we provide top-tier anti-fraud protection, safeguarding advertisers from deceptive traffic and saving millions for our clients. We employ cutting-edge machine learning, deep learning, and advanced AI techniques to detect fraudulent activities like fake installs and attribution hijacking in real-time. We seek a Data Scientist to enhance our fraud detection capabilities. This role involves analyzing dynamic fraud patterns, developing and deploying sophisticated prevention strategies, and using your expertise in data tools and AI to combat emerging threats. Your Responsibilities Analyze large datasets to identify patterns of fraud and opportunities for prevention. Design and implement scalable ML, DL, and AI models for fraud detection and prevention. Translate business requirements into scientific, impactful, and explainable solutions. Build and maintain comprehensive ML pipelines from data ingestion to production monitoring. Collaborate with cross-functional teams to promote data-driven decision-making. Stay updated with the latest in AI and ML research to enhance Protect360's algorithms.

Role Overview Payoneer is seeking an Internal Fraud Analyst in Herzliya, Tel Aviv District, Israel. This position focuses on protecting the organization from risks related to internal fraud. The analyst will work closely with colleagues across departments to help maintain a secure environment. What You Will Do Identify potential fraudulent activities within the company Investigate suspicious incidents or patterns Mitigate risks by recommending and supporting corrective actions What Helps in This Role Strong analytical skills Attention to detail Ability to collaborate with teams across the organization

Join our dedicated team at AppsFlyer, where we strive to combat marketing fraud with innovative and effective solutions. Our product, Protect360, employs real-time, multi-layered strategies to prevent and detect fraudulent activities.As a Senior Backend Engineer, you will play a crucial role in developing and optimizing our algorithms. Your work will enable our solutions to process large-scale data with exceptional speed and low latency, ensuring that our clients' advertising budgets are protected.You will take ownership of product features from conception to production, solve complex problems, collaborate with cross-functional teams, and continuously explore new technologies to keep our systems at the forefront of the industry. Your mentorship and leadership will help foster a culture of excellence within our team.

Role Overview Shift4 Payments, Inc. is hiring a Senior Data Engineer to join the Data Infrastructure team in Herzliya. This team builds and maintains the data systems that support Shift4’s payment processing and technology products. What You Will Do Design, build, and maintain scalable data pipelines Work closely with data scientists and analysts to improve data workflows Ensure data integrity across systems and processes Impact and Collaboration This role shapes the backbone of Shift4’s data capabilities. Senior Data Engineers here help strengthen the company’s data infrastructure, supporting both current needs and future growth.

The Web Attribution group at AppsFlyer designs and operates the data infrastructure that tracks web user journeys from the first click through to conversion. Managing over 150 billion events, this team expands AppsFlyer’s analytics beyond mobile, providing advertisers and marketers with real-time, accurate insights. Role overview This Data Engineer position centers on building and maintaining large-scale data pipelines. The work supports client dashboards and APIs, enabling customers to measure and optimize their web performance. The team’s efforts directly impact product features that clients use daily. What you will do Manage the entire data pipeline, from ingesting raw web events to distributed data processing and delivery. Develop and support the data layer that powers dashboards and APIs for clients. Shape product features that help customers track and improve web results. Integrate AI and large language model (LLM) features into data workflows, including intelligent validation, anomaly detection, and AI-driven analytics interfaces. Requirements Background in building and maintaining large-scale data pipelines. Experience working across the full data lifecycle, from ingestion to serving. Interest in applying AI and machine learning to data processing and analytics. Strong sense of ownership and motivation to shape product features, not just internal systems. Location This position is based in Herzliya.

Join the dynamic team behind the Protect360 BetterBid product as an accomplished Data Engineer. BetterBid is a cutting-edge, real-time decision engine that operates at the forefront of large ad platforms, delivering fraud and optimization signals before budgets are committed and downstream systems are activated. Our system processes billions of bid requests daily (over 5 million per second at peak), returning decisions in approximately 10 milliseconds end-to-end. Behind this technology is a robust data platform that ingests around 500 billion events daily (approximately 465 terabytes) from global mobile activities. We specialize in building large-scale ETL (Extract, Transform, Load) and feature pipelines utilizing tools such as BigQuery, Dataflow (Apache Beam), Dataform, and Airflow. Our team trains machine learning models and generates statistical signals from massive historical datasets. The real-time component leverages these artifacts through ultra-low-latency services powered by Bigtable, deployed across multiple regions to meet our aggressive latency and availability targets. As a part of AppsFlyer, the leading mobile measurement and attribution platform worldwide, you will be engaged in a greenfield initiative with new architecture and infrastructure, allowing you to directly influence product and business decisions. You will have ownership of the system from end to end, encompassing Kubernetes and OpenTelemetry-based observability, through data pipelines and model serving, to high-performance backend services.

Role Overview Payoneer is looking for a Finance Application Specialist to join the finance team in Herzliya, Tel Aviv District. This position plays a key role in maintaining and improving the company’s financial applications, with a focus on supporting smooth financial processes and helping the team reach its goals.

Join Payoneer as a FinOps Specialist in AI & Cloud, where you'll play a critical role in optimizing our financial operations. This position involves analyzing financial data, implementing cost control measures, and collaborating with cross-functional teams to enhance our cloud-based financial services.

Role Overview Payoneer is looking for a Senior Operations Technology Specialist in Herzliya, Tel Aviv District, Israel. This role focuses on improving operational efficiency by applying technology solutions that support the company’s mission to simplify cross-border payments and help businesses grow globally. What You Will Do Optimize the operations technology framework to support business goals. Ensure smooth integration and reliable functionality across multiple platforms. Apply technical expertise to streamline processes and enhance system performance. About Payoneer Payoneer connects businesses worldwide with secure and efficient payment solutions, enabling seamless international transactions.

AppsFlyer is looking for an IT Service Desk Specialist to join the team in Herzliya. This frontline role supports employees worldwide, ensuring daily technology operations run smoothly and service experiences meet a high standard. As part of a global IT group that values AI-driven operations and automation, the position involves both hands-on technical troubleshooting and contributing to smarter, more efficient support solutions. The team welcomes candidates who combine strong technical knowledge with a service-focused approach and an interest in AI and automation. What you will do Technical Support & Troubleshooting Deliver technical support across all AppsFlyer offices, with a primary focus on the EMEA region. Identify and resolve hardware, software, and connectivity issues in both macOS and Windows environments. Troubleshoot Tier 1 office network and connection problems; escalate complex issues as needed. Install, configure, and troubleshoot end-user devices, software, and peripherals. Support video conferencing (Google Meet, Zoom, Zoom Rooms, Neat), audio/visual setups, and corporate events. Service Management Manage and respond to service requests using the IT ticketing system, documenting all interactions. Prioritize incidents and requests according to Service Level Agreements (SLAs). Guide colleagues through problem-solving and provide clear direction on IT products and services. Escalate unresolved issues to higher support tiers with full context and documentation. Operations & Continuous Improvement Oversee IT onboarding and offboarding to ensure a smooth employee experience. Maintain accurate IT asset inventory and support asset lifecycle management. Create and update knowledge base articles and technical documentation for team and self-service use. Identify and suggest improvements to IT procedures, workflows, and automation. Use AI tools and automation to boost support efficiency, reduce resolution times, and improve the employee experience.

About Spines: The Leading Book Publishing Platform in the U.S.At Spines, we are revolutionizing the publishing landscape for a new generation, harnessing the power of technology to prioritize authors.Our innovative publishing platform merges advanced AI capabilities with human expertise, enabling writers to publish professionally in diverse formats and languages. The tools we create simplify the intricacies of publishing, making it accessible, scalable, and author-centric.Our mission is to ensure that every remarkable story finds its voice, allowing no great narrative to be overlooked.We are expanding our team with individuals eager to shape the future of publishing, fueled by passion, purpose, and the chance to make a significant difference for authors and readers worldwide.Are you ready to contribute to what comes next and redefine the future for creators globally? We invite you to apply now.The ideal candidate will deliver comprehensive technical support to teams both in Israel and internationally, adeptly troubleshooting hardware and software challenges, facilitating employee onboarding, and ensuring seamless system functionality.We seek a curious and hands-on individual, a collaborative team player with an open mindset, keen technical intuition, and a proactive approach to enhancing and streamlining IT processes. A service-oriented demeanor and the ability to work independently in a dynamic, global environment are essential.

Join the dynamic Finance team at AppsFlyer as an Accounts Receivable Specialist! We are seeking a diligent and results-oriented professional who thrives in a collaborative environment and is eager to contribute to our company's success. This is a full-time position within our Accounts Receivable team. As an Accounts Receivable Specialist, you will be responsible for managing collection processes, monitoring overdue accounts, and liaising with clients regarding their payments. Your role will involve both following established procedures and exercising your excellent communication skills to resolve account-related queries efficiently. Key Responsibilities: Oversee overdue accounts, effectively communicating with customers to address payment issues and updating accounts receivable records. Reconcile accounts and payment records across various providers. Ensure timely and precise cash application. Generate customer statements and recommend necessary escalations or write-offs. Manage account adjustments and handle billing/payment inquiries. Apply appropriate tax regulations and forecast collections on a weekly/monthly basis. Analyze billing data to prevent errors and delays. Qualifications: Bachelor’s degree in Business, Accounting, Finance, or a related field. A minimum of 2 years of practical experience in Accounts Receivable and Collections. Familiarity with ERP and CRM systems, such as NetSuite or Salesforce. Strong organizational and analytical skills with a process-oriented mindset. Ability to work independently with minimal supervision. Excellent time management, prioritization, and interpersonal communication skills. Proficient in Microsoft Office, particularly Excel. Fluency in English, both verbal and written. Bonus Points: Experience in the tech industry. Multi-lingual abilities. Referral from an AppsFlyer employee. At AppsFlyer, we pride ourselves on our diverse and inclusive workplace, reflecting the rich tapestry of our global community. We are committed to equal opportunities for all and encourage a wide range of talents to join our global teams, regardless of race, gender, culture, or sexual orientation. Curiosity, diversity, and innovation are core values we cherish in our employees and partners.

Are you a data enthusiast with a passion for transforming raw data into actionable insights? Join Payoneer as a Senior Business Intelligence Developer, where you'll leverage your expertise to design, develop, and maintain robust BI solutions.In this role, you will collaborate closely with cross-functional teams to understand their needs, translating them into effective reporting solutions. Your analytical skills will be vital in driving data-driven decisions that empower our business strategy.

Join Databricks as a Field Engineering Manager in Herzliya, Israel. In this pivotal role, you will lead a talented team of field engineers, driving the deployment and integration of our cutting-edge data analytics solutions. Your leadership will empower your team to deliver exceptional customer experiences and foster strong relationships with clients.As a key player in our organization, you will collaborate closely with sales, product, and engineering teams to ensure our solutions meet the evolving needs of our customers. You will also be responsible for mentoring and developing your team to achieve their professional goals.

We are seeking a dynamic and results-oriented Performance Marketing Manager to spearhead and enhance our paid social initiatives on LinkedIn and Meta. In this pivotal role, you will be responsible for the complete strategy and execution of marketing campaigns, from meticulous planning and testing to optimizing and scaling efforts that yield measurable impacts on our sales pipeline. This position is perfect for professionals who blend strong analytical capabilities with creative thinking and possess a deep sense of ownership. Ideal candidates are self-motivated individuals who excel in independent work within a fast-paced, results-driven B2B landscape targeting enterprise clients.