Full Stack Engineer at Appsflyer | Herzliya

As a DevOps Infrastructure Engineer at Payoneer, you will play a pivotal role in enhancing our infrastructure and ensuring seamless integration between development and operations. You will collaborate with cross-functional teams to build and maintain scalable systems, automate processes, and implement best practices in infrastructure management. Your expertise will help us improve our deployment pipelines and optimize our cloud services.

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.

Team Overview The Site Reliability Engineering (SRE) team at Pendo plays a crucial role in provisioning and overseeing cloud infrastructure throughout the development and production lifecycle for all product initiatives. We collaborate closely with developers and product managers to guarantee that our products are not only reliable and high-performing but also cost-efficient. Our platform leverages Google Kubernetes Engine (GKE) alongside various Google technologies including Memorystore, Cloud Datastore, PubSub, Cloud Functions, BigQuery, and Vertex AI, in addition to services from vendors like Amazon SES. In the development phase, SREs ensure that developers have stable and efficient continuous integration and release pipelines, as well as development environments enabling swift delivery of new features. In production, SREs handle Tier 1 on-call duties and incident management, supporting a high-throughput platform that processes over 35 billion events daily. To maintain reliability for our customers, SREs work in tandem with developers and product managers to define service level objectives, analyze failure scenarios, and design systems that effectively balance cost with reliability. Additionally, SREs partner with the Information Security team to secure our cloud infrastructure, ensuring compliance with industry standards like SOC 2. Key Responsibilities Develop high-quality infrastructure-as-code that automates the provisioning, deployment, scaling, and monitoring of Pendo’s infrastructure to ensure reliability and performance. Create maintainable code focused on product functionality, with an emphasis on operations, scalability, resilience, and monitoring. Collaborate with fellow engineers to ensure that new services are well-designed, properly monitored, and accompanied by clear SLIs and achievable SLOs. Troubleshoot production issues, quickly identify mitigation strategies, and implement preventive measures. Maintain and automate runbooks for manual tasks wherever feasible. Proactively monitor our capacity, quotas, and other performance limits to plan for growth effectively. Engage in a 24x7 on-call rotation to manage product availability issues and urgent customer support escalations.

Join Payoneer as a Principal Engineer and be at the forefront of financial technology innovation. In this pivotal role, you will lead and mentor a team of engineers, driving the development of scalable solutions that enhance our global payments platform. Your expertise will help shape the future of how businesses operate internationally.

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.

Join AppsFlyer, a leader in mobile attribution and marketing analytics, as we redefine the cloud infrastructure landscape. Our robust production environment processes millions of events per second, generating valuable insights and managing petabytes of data at a global scale. Our engineering teams are committed to rapid deployment and continuous improvement while maintaining stability.As a Cloud Architect, you will be the technical cornerstone in steering significant architectural strategies and decisions that will shape the future of our distributed platform.Key Responsibilities:- Platform & Scale Leadership: Spearhead the architectural modernization and scaling efforts of our infrastructure across various geographic locations and diverse cloud providers.- Cross-Organizational Influence: Collaborate with different teams within the organization to understand their requirements and translate them into actionable, production-ready capabilities.- Multi-Cloud Data Strategy: Develop and advocate for a comprehensive multi-cloud data strategy, ensuring efficient data governance, security, and cost-effective data flow for ingestion, storage, and advanced analytics across environments.- Microservices Design & Resilience: Oversee the architectural design of our microservices, focusing on cross-cloud resilience and effective traffic management.- AI Transformation Leadership: Drive initiatives that leverage AI to enhance developer experiences, implement intelligent automation, and expedite software delivery and operational efficiency.- Strategic Alignment: Build consensus among engineering and business leaders for strategic projects, translating complex technical plans into measurable business results.- Architecture Definition: Shape the vision and long-term direction of the Cloud Platform team and the broader R&D organization.- Engineering Excellence: Advocate for high engineering standards and mentor team members to ensure adherence to solid architectural principles.- Architect Forum Participation: Actively engage in the company's architect forum, facilitating technical discussions and decision-making processes across the organization.

Become a pivotal member of the Business Data & Development Group at AppsFlyer! As a leading mobile attribution and marketing analytics platform, AppsFlyer is experiencing rapid growth. Our expanding customer base leverages our diverse product offerings to generate valuable data, which we process and analyze to deliver actionable insights that empower our clients to make optimal decisions. The Business Data & Development team is crucial to the SaaS infrastructure at AppsFlyer, playing a vital role in designing and developing the core business workflows and services that drive our growth and help us expand our customer reach and product range. We invite an experienced Backend Engineer to join our core model team! This team's mission is to manage and maintain the services and workflows that oversee the lifecycle of AppsFlyer accounts, ensuring our clients enjoy a seamless and dependable user experience. We seek a seasoned backend engineer with expertise in crafting resilient and robust production services. You should have a solid understanding of modern microservices architecture, related technologies, and best practices. Your strong problem-solving skills, sense of accountability, teamwork, independence, and passion for continuous improvement are essential attributes we value. Our work involves developing event-driven systems and real-time APIs, predominantly utilizing Node.js, Go, and Python. We work with various technologies, including Apache Kafka, Kubernetes (K8S), managed AWS services (like RDS, CloudFront, Athena, ElastiCache), DataDog, and GraphQL. What you'll be doing: Design and develop end-to-end services and features, including requirement gathering, research, implementation, deployment, and monitoring. Integrate and implement AI flows and solutions within the team and broader department. Enhance quality and identify weaknesses in existing processes and services. Engage in brainstorming sessions and contribute to early-stage design discussions. Mentor and collaborate with team members, other development teams, and business units across the organization. Commit to continuous learning and staying updated on new technologies to ensure informed technology decisions.

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.

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.

About PayoneerEstablished in 2005, Payoneer serves as a global financial platform designed to streamline cross-border business, with a mission to link underrepresented businesses to the burgeoning global economy. Our diverse community consists of over 2,500 professionals worldwide, dedicated to supporting customers and partners across more than 190 countries and territories.By simplifying complex financial workflows—including global payments, compliance, multi-currency management, workforce solutions, working capital provision, and business intelligence—we empower businesses with the necessary tools to operate efficiently and expand confidently in the global marketplace.Role SummaryAs a member of a dynamic AI Pod (3–5 engineers) within our R&D team, you will take ownership of projects from start to finish. This entails grasping business needs, architecting solutions, implementing them, and supervising production monitoring. This innovative approach at Payoneer allows you to collaborate directly with business stakeholders, deliver AI-driven capabilities rapidly, and help establish the methodology as we evolve.LocationHybrid - Herzliya, IsraelFull-timeWhat You'll DoOversee the complete development cycle: identify business challenges, define solutions, architect, build, deploy, and monitor in production.Leverage AI as your primary development instrument, accomplishing in a single day what previously required a week for a team.Work alongside your AI Pod and business stakeholders to define decision logic, establish risk thresholds, and determine success metrics.Design and implement evaluation frameworks for every solution—only ship what you can measure.Manage production readiness, including monitoring, alerting, and observability from day one.Contribute to the evolution of team practices, tools, and engineering standards within the pod.Break down business challenges into actionable workflows, orchestrated processes, and reusable capabilities.Who You Are5+ years of software engineering experience, with a focus on developing and operating production systems.Hands-on experience with AI/ML systems in a production environment—not just prototyping, but shipping, monitoring, and iterating.Fluent in utilizing AI-driven development tools, leveraging them daily to enhance productivity.Experienced in designing agentic architectures: orchestration, multi-step workflows, RAG pipelines, fallback and error handling.Possess strong evaluation instincts—define metrics, create test sets, and validate solutions before deployment.Comfortable...

Role Overview AppsFlyer is looking for a Backend Engineer to help build and improve scalable backend systems. This role focuses on developing solutions that support the performance and reliability of our platform for mobile marketing. What You Will Do Design and implement backend components that handle large-scale data and traffic Work closely with other engineers to deliver features and enhancements Contribute to the stability and efficiency of core services Location This position is based in Herzliya.

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 AppsFlyer’s dedicated Security team as a Senior Application Security Engineer, where you'll play a pivotal role in safeguarding our products and applications. In this influential position, you will spearhead our security design initiatives, champion secure coding practices, and rigorously validate our services against established security standards.Collaborating closely with our Research and Development (R&D) and Product teams, you’ll proactively identify, mitigate, and prevent security risks throughout the software development lifecycle (SDLC). As a seasoned engineer, you will take charge of security initiatives, mentor developers in security best practices, and significantly contribute to enhancing the security posture of AppsFlyer’s offerings.The perfect candidate will be highly motivated, eager to learn, and possess a strong “security by design” mindset. This role offers exciting career development opportunities, allowing you to expand your expertise in Application Security (AppSec), DevSecOps, and cloud security.

Join AppsFlyer, a leader in mobile attribution and marketing analytics, as a Backend Engineer in our innovative Measurements Unit. This unit serves as the heartbeat of our technology, processing vast amounts of real-time data across billions of daily events, encompassing mobile, web, CTV, gaming platforms, and more.Our team is responsible for crafting advanced attribution logic which is integral to our industry-leading solutions, significantly impacting partnerships with major players like Meta, Google, TikTok, and others.We pride ourselves on our rapid deployment culture, ensuring that code is released into production swiftly after development, all while maintaining a focus on safety, robustness, and architectural integrity. Our backend systems handle over a hundred billion events daily at remarkable speed.As a Backend Engineer at AppsFlyer, you will enhance and refine our microservices architecture to deliver the leading mobile analytics solution. We utilize cutting-edge technologies including Clojure, Go, Kafka, Redis, BigQuery, GraphQL, SQL, and NoSQL databases, alongside cloud solutions from AWS and GCP.We are committed to engineering excellence and are looking for talented backend developers who are eager to tackle technical challenges at scale while growing their skills in a supportive environment.At AppsFlyer, personal growth is key. You will have opportunities to expand your technical expertise by working with innovative technologies and participating in various training programs.

Are you ready to take the next step in your career as a Senior AI Prompt Engineer? Join Payoneer's cutting-edge Digital & AI Team, where you will be at the forefront of AI technology. In this role, you will design and develop advanced AI prompts that enhance user experience and drive business success.As a key member of our team, you will collaborate with cross-functional partners to create innovative solutions that utilize AI capabilities. Your expertise will contribute to improving our product offerings and delivering exceptional value to our clients.

About PayoneerEstablished in 2005, Payoneer is a leading global financial platform dedicated to simplifying cross-border business transactions. Our mission is to connect underserved businesses with the burgeoning global economy. Our diverse community comprises over 2,500 professionals working tirelessly to support customers and partners across more than 190 countries and territories.By streamlining financial workflows—ranging from global payments and compliance to multi-currency management, workforce optimization, and business intelligence—we equip businesses with the necessary tools to operate efficiently on a global scale and foster growth with confidence.We are seeking a collaborative team player who excels in interpersonal communication and possesses a service-oriented mindset. An innovative thinker who embraces creativity and adaptability, you should be self-motivated, quick to learn, and accountable.In your role as a Senior DevSecOps Engineer at Payoneer, you will be pivotal in integrating security throughout the software development lifecycle (SDLC). Your responsibilities will include designing, implementing, and maintaining security controls and automation across our CI/CD pipelines, infrastructure, and application stack.Key Responsibilities:Integrate and manage security tools within the CI/CD pipeline, including:SAST (e.g., SonarQube)SCA / Dependency Scanning (e.g., Snyk, Trivy, GitHub Dependabot)Secret Detection (e.g., Gitleaks, HashiCorp Vault)Container/Image Scanning (e.g., Aqua, Prisma Cloud, Trivy)Drive security automation and enforcement for:Infrastructure as Code (e.g., Terraform)Configuration Management (e.g., Ansible, Chef)GitOps workflows (e.g., ArgoCD)Implement security guardrails and best practices throughout the SDLCAutomate compliance checks (e.g., OWASP Top 10, CIS Benchmarks) within development workflowsIntegrate with observability and monitoring systems (e.g., Prometheus, Grafana, ELK, Coralogix)Collaborate with cross-functional teams including Product, QA, Development, and IT/Ops to enhance overall security postureParticipate in on-call rotations for production systems as requiredYour Profile:Minimum 3 years of experience in DevOps, DevSecOps, or Security Engineering...

AppsFlyer, a global leader in marketing measurement, attribution, and data collaboration, empowers brands to make informed business decisions with privacy-focused technologies at scale. Our platform handles hundreds of billions of data points daily, supporting mission-critical products with an emphasis on scalability, reliability, and trust.The Collab Unit is on the lookout for a talented Team Leader to head the Audience Team. This team is crucial for developing the products and infrastructure that enable customers to create, manage, and activate high-value audiences across various channels and marketing scenarios. As the leader of this strategic domain, you will guide a multidisciplinary engineering team in shaping the future of audience building and activation.In this role, you will collaborate closely with product managers, architects, data teams, and other engineering teams to deliver scalable, dependable, and user-centric solutions. We seek a strong engineering leader who is enthusiastic about building exceptional teams, tackling complex data and backend challenges, and effectively driving execution in a dynamic environment.

At AppsFlyer, we pride ourselves on our robust backend infrastructure, processing over 200 billion mobile app events daily. Our systems leverage cutting-edge technologies such as Node.js, Go, Kafka, GraphQL, Neo4j, Redis, BigQuery, and AWS to deliver seamless service to our users on a global scale. The SaasLab group, a vital part of the AppsFlyer Operating System (AFOS) unit, oversees the SaaS platform and control plane. This foundational layer is crucial for managing users, accounts, billing, API gateway, authentication, permissions, and business integrations. Our systems support millions of API calls daily, catering to thousands of enterprise customers worldwide. We are seeking a dynamic R&D Group Lead to oversee the SaasLab group, guiding multiple engineering teams responsible for the essential platform services that underpin every AppsFlyer product. In this role, you will lead the technical vision and architectural transformation, ensuring the reliability and scalability of our SaaS infrastructure. The ideal candidate will possess a strong architectural mindset, experience in platform and infrastructure leadership, and the ability to align long-term technical strategies with the continuous delivery of business value.