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Required Senior Algorithm Engineer
Realize your potential by joining the leading performance-driven advertising company!
As a Senior ML Engineer on the Matchmaking and Marketplace R&D unit in our Tel Aviv office, youll play a vital role in building machine learning models that power our real-time auctioneer and optimize billions of daily auctions. Youll design and evolve large-scale ML solutions that drive advertiser bids and expected outcomes for advertisers, publishers and the company itself. Working at the intersection of machine learning, data, and engineering, youll take models from research and experimentation through production, creating solutions that directly impact advertiser performance, publisher revenue, and marketplace efficiency.
How youll make an impact:
Design, train, and deploy machine learning models for CTR/CVR/value prediction
Own the full machine learning lifecycle, from research and prototyping through production deployment, A/B testing, monitoring, and optimization.
Build and evolve large-scale ML models serving low-latency, high-throughput production traffic.
Analyze auction and marketplace data to identify modeling opportunities and translate insights into measurable business impact.
Partner with Product, Engineering, and Business teams to translate marketplace goals into scalable machine learning solutions.
Mentor junior engineers and contribute to technical design reviews, code reviews, and deep technical investigations.

Required Senior Algorithm Engineer (RTB)
Realize your potential by joining the leading performance-driven advertising company!
As a Senior Algorithm Engineer on the Algorithms team in our Tel Aviv office, youll play a vital role in building machine learning models that power real-time bidding and optimize billions of daily auctions. Youll design and evolve large-scale ML solutions that drive bid optimization, price prediction, win-rate prediction, and auction strategy. Working at the intersection of machine learning, data, and engineering, youll take models from research and experimentation through production, creating solutions that directly impact advertiser performance, publisher revenue, and marketplace efficiency.
How youll make an impact:
Design, train, and deploy machine learning models for bid optimization, price prediction, win-rate prediction, CTR/CVR estimation, calibration, and auction optimization.
Own the full machine learning lifecycle, from research and prototyping through production deployment, A/B testing, monitoring, and optimization.
Build and evolve large-scale ML models serving low-latency, high-throughput production traffic.
Analyze auction and marketplace data to identify modeling opportunities and translate insights into measurable business impact.
Partner with Product, Engineering, and Business teams to translate marketplace goals into scalable machine learning solutions.
Mentor junior engineers and contribute to technical design reviews, code reviews, and deep technical investigations.

Required Software Developer - Production Engineering
Realize your potential by joining the leading performance-driven advertising company!
As a Software Developer on the Production Engineering team in our Infrastructure R&D Department, youll play a vital role in building and scaling the core platform behind one of the largest real-time recommendation systems in the world.
1.4 billion users. 950,000 requests per second. 140TB of fresh data every day. 800M metrics every minute.
Youll join a team of strong engineers operating at this scale, with full ownership from design to production.
Youll have the freedom to move fast, solve complex infrastructure challenges, and help drive what comes next.
How youll make an impact:
As a Production engineering team member, youll bring value by:
Have end to end ownership: Design, develop, deploy, measure and maintain our services
Build and evolve one of the worlds largest real-time systems, including our core framework code, used across R&D
Improve observability, monitoring, and logging to proactively detect and resolve performance issues.
Leverage Gen-AI tools to accelerate development velocity across the R&D organization, enabling further growth of our recommendation engine
Collaborate with the brightest software engineers team members
Directly shape how billions of people discover the internet.
Here are some of the things software devs in our group did in the last several months:
Rewrote part of our recommendation servers to reduce serving time p999 by >40%
Developed internal smart and adaptable cluster management capabilities to allow dynamic resources allocation for heterogeneous traffic patterns
Created and improved our Kafka consumer designed for very high scale
Developed a brand new metrics pipeline, ingesting over 100B metric messages per day
Rolled out a new custom home-built authentication service
Many more things
Our Tech Stack:
Java, Spark, Kafka, Hadoop, Cassandra, Vertica, MySQL, HDFS, BigQuery, Docker, Linux, Kubernetes, Prometheus, Metrictank, Grafana, Airflow, Redis.

Required Software Development Team Leader Production Engineering
Realize your potential by joining the leading performance-driven advertising company!
As a Software Development Team Leader Youll lead a team of strong engineers building the core platform behind one of the largest real-time recommendation systems in the world, with full ownership from design to production and the freedom to move fast and solve complex infrastructure challenges.1.4 billion users. 950,000 requests per second. 140TB of fresh data every day. 800M metrics every minute (for monitoring). Thats the scale our Production Engineering team operates at - and were looking for a Software Development Team Leader to help drive what comes next.
How youll make an impact:
As a Production engineering team leader, youll bring value by:
Lead and mentor a team of highly skilled developers, driving software development efforts from concept to delivery.
Provide technical leadership, coaching, and guidance to ensure personal and professional growth within your team.
Have end to end ownership: Design, develop, deploy, measure and maintain our services
Build and evolve one of the worlds largest real-time systems, including our core framework code, used across R&D
Improve observability, monitoring, and logging to proactively detect and resolve performance issues.
Leverage Gen-AI tools to accelerate development velocity across the R&D organization, enabling further growth of our recommendation engine
Collaborate with the brightest software engineers team members
Directly shape how billions of people discover the internet.
Build and evolve one of the worlds largest real-time systems, including our core framework code, used across R&D
Improve observability, monitoring, and logging to proactively detect and resolve performance issues.
Leverage Gen-AI tools to accelerate development velocity across the R&D organization, enabling further growth of our recommendation engine
Collaborate with the brightest software engineers team members
Directly shape how billions of people discover the internet.

At our company, what you do matters. Every day, we protect over 100,000 organizations worldwide from increasingly sophisticated cyber and AI-driven threats, securing their AI transformation.
Our prevention-first approach safeguards hybrid networks, cloud environments, digital workspaces, and AI systems, stopping attacks before they happen.
This is where innovation meets real-world impact. Youll help customers across industries operate with confidence in a rapidly changing digital world, working alongside smart, curious people who take ownership, challenge assumptions, and solve complex problems.
Were proud to be recognized by TIME, Newsweek, and Forbes for excellence and workplace culture.
What really sets our company apart is the opportunity to grow, contribute, and help companies navigate their AI transformation securely.
If youre excited to work at the forefront of AI-driven security on a global scale, this is the place to do it.
Key Responsibilities
we are seeking a Senior Software Engineer with strong DevOps passion to join our Dev-Ex group. You will build tools, platforms, and automation that boost developer productivity. Youll work on core services, enhance CI/CD workflows, and deliver AI-based, self-service solutions that optimize and improve development at scale.
Responsibilities
Build scalable Dev-Ex services, automation, and internal tooling.
Improve CI/CD, build performance, environment provisioning, and developer workflows.
Own systems end-to-end from design to deployment and monitoring.
Collaborate across DevOps, SRE, backend, and security teams.
Contribute to architecture decisions and engineering best practices.

As a BI Developer, you will take end-to-end ownership of the companys BI platform, serving as the main focal point for dashboard creation, BI tool usage, and data-driven decision-making across the organization.

The role includes leading BI-driven product direction, shaping the data warehouse that supports key dashboards, and designing, implementing, and maintaining core BI dashboards. You will also define how teams across the company work with the BI tool, including permissions, connections, datasets, and related platform governance.

We are looking for an experienced backend developer to join our core backend team and help take our system to its next level.

As a backend developer, you will work alongside a team of highly curious and innovative professionals. You will be responsible for developing core services and solutions that process high volumes of real-time traffic under tight latency budgets. The role involves complex problem-solving, a broad view of the entire system, and a deep understanding of how we ingest and process traffic at scale.

Responsibilities
Design and implement infrastructure-focused improvements to our mobile SDK, with a strong emphasis on architecture and long-term maintainability.
Own the communication layer between the SDK and our backend services, ensuring reliability, efficiency, and scalability.
Drive cross-cutting initiatives across the SDK, including observability, performance optimization, and monitoring.
Work across the stack using modern mobile frameworks such as Flutter, Jetpack Compose, and SwiftUI.
Contribute to architectural decisions that affect the SDK's cost, footprint, and performance for all the supported platforms.
Collaborate closely with backend and infrastructure teams to align on integration points and technical direction.

We are on a mission to secure the AI transformation that every company is going through, and the OS level agent is at the heart of that mission. This is your chance to join the fastest growing area in our company and build technology that will shape how cybersecurity works in the AI era. You will be part of a multi disciplinary team that includes AI researchers, cloud engineers, and OS experts from Israel and from acquisitions like Lakera, all working together to deliver cutting edge solutions to the largest customers in the world.
Build a macOS security product that protects enterprises from AI-related threats by monitoring interactions with generative AI services across browsers and development tools. Work with a multi-process system architecture featuring network interception, real-time policy enforcement, and deep macOS integration.
Key Responsibilities
Collaborate with Windows, Backend, QA, Product Management and AI teams to ensure consistent behavior and protection across platforms
Develop new features in Swift and maintain existing Objective-C codebase
Build LaunchDaemons/LaunchAgents with XPC-based inter-process communication
Contribute to the network proxy infrastructure for network traffic interception
Leverage Apples system facilities to provide optimal Security
Integrate with IDEs and implement MCP protocol proxying
Manage and orchestrate proxy services deployed at runtime
Debug complex multi-process security software.

Here at our company, we're looking for an innovative, experienced Software Developer with rich experience in web technologies and a strong foundation in modern AI development, who is comfortable with both frontend and backend programming.
As a developer in the Cyber Security Protection area, you will be responsible for agile product development from concept to deployment. You will maintain the operational workflow of critical platforms while integrating autonomous AI systems that impact multiple product services, leading our companys security offering.
You will practice the most advanced client and server-side techniques, alongside cutting-edge AI frameworks, to design and implement both internal and external solutions.
Key Responsibilities
End-to-end backend and frontend development of essential, fast-growing platforms.
Develop and integrate knowledge-based, agentic AI systems capable of reasoning over security data and executing tools autonomously.
Rapidly deliver high-quality, efficient, and productive solutions for internal and external applications.
See through a project from initial plan to completed product, including multi-agent infrastructure orchestration.
Ensure ongoing operation and responsiveness of high-impact applications.
Investigate, implement, and share new technologies (such as LLMs) and ideas to improve scale and performance
Be part of an organic Scrum team developing in a fast-paced environment based on CI/CD.

At Check Point, what you do matters. Every day, we protect over 100,000 organizations worldwide from increasingly sophisticated cyber and AI-driven threats, securing their AI transformation.
Our prevention-first approach safeguards hybrid networks, cloud environments, digital workspaces, and AI systems, stopping attacks before they happen.
This is where innovation meets real-world impact. Youll help customers across industries operate with confidence in a rapidly changing digital world, working alongside smart, curious people who take ownership, challenge assumptions, and solve complex problems.
Were proud to be recognized by TIME, Newsweek, and Forbes for excellence and workplace culture.
What really sets Check Point apart is the opportunity to grow, contribute, and help companies navigate their AI transformation securely.
If youre excited to work at the forefront of AI-driven security on a global scale, this is the place to do it.
Key Responsibilities
About the Team
We are looking for a passionate Full Stack Engineer to join our team, building modern, scalable, and intuitive web applications.
Our team owns user-facing capabilities end-to-end, from rich React experiences and frontend architecture to API integrations and supporting backend services. We work closely with product, UX, platform, and engineering teams to turn complex requirements into simple, reliable, and high-quality solutions.
AI is an integral part of how we work. We are looking for engineers who know how to use modern AI tools effectively and responsibly throughout the development lifecycle, including problem-solving, coding, debugging, testing, and code review.
This is an opportunity to take ownership of meaningful features, influence technical decisions, and help shape both our product and the way our team builds software.
Your Impact & Responsibilities
Design, develop, and maintain scalable web applications using React and TypeScript.
Build and integrate APIs and backend services that support complex user-facing workflows.
Own features end-to-end, from requirements and technical planning through implementation, testing, deployment, and production monitoring.
Create reusable frontend components and contribute to a consistent and maintainable application architecture.
Work with API contracts, asynchronous data flows, error handling, authentication, and application state.
Improve application performance, usability, reliability, security, and developer experience.
Use AI-assisted development tools and workflows to accelerate delivery while maintaining high standards of correctness, security, and code quality.
Review and validate AI-generated outputs rather than relying on them blindly.
Collaborate closely with product managers, UX designers, backend developers, and other engineering teams.
Contribute to technical discussions, architecture decisions, code reviews, and engineering best practices.

At our company, what you do matters. Every day, we protect over 100,000 organizations worldwide from increasingly sophisticated cyber and AI-driven threats, securing their AI transformation.
Our prevention-first approach safeguards hybrid networks, cloud environments, digital workspaces, and AI systems, stopping attacks before they happen.
This is where innovation meets real-world impact. Youll help customers across industries operate with confidence in a rapidly changing digital world, working alongside smart, curious people who take ownership, challenge assumptions, and solve complex problems.
Were proud to be recognized by TIME, Newsweek, and Forbes for excellence and workplace culture.
What really sets our company apart is the opportunity to grow, contribute, and help companies navigate their AI transformation securely.
If youre excited to work at the forefront of AI-driven security on a global scale, this is the place to do it.
Key Responsibilities
We are looking for an experienced malware researcher to lead our Endpoint Research & Protection team , someone with a passion for investigating cyber threats across every stage of the infection chain and a desire to understand real-world attacks.
In this position, you will use your expertise in malware analysis, Windows internals, and threat hunting to analyze and create threat detections based on data from our company's various products.
Responsibilities
Lead a team of malware researchers
Respond to high-profile attacks, understand them, and create relevant protections
Release protections for our customers and monitor detections
Investigate our broad sensor data to find leads and interesting cases of targeted attacks and campaigns
Automate daily processes to increase the team's efficiency
Run deep investigations into our company products and lead enhancements in security and UX
Present your work in different forums, including to stakeholders and strategic customers and at security conferences
Publish marketing and technical blogs about the team's interesting findings.