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Required Senior MLOps Engineer
Realize your potential by joining the leading performance-driven advertising company!
As a Senior MLOps Engineer on the Infra group, youll play a vital role in develop, enhance and maintain highly scalable Machine-Learning infrastructures and tools.
About Algo platform:
The objective of the algo platform group is to own the existing algo platform (including health, stability, productivity and enablement), to facilitate and be involved in new platform experimentation within the algo craft and lead the platformization of the parts which should graduate into production scale. This includes support of ongoing ML projects while ensuring smooth operations and infrastructure reliability, owning a full set of capabilities, design and planning, implementation and production care.
The group has deep ties with both the algo craft as well as the infra group. The group reports to the infra department and has a dotted line reporting to the algo craft leadership.
The group serves as the professional authority when it comes to ML engineering and ML ops, serves as a focal point in a multidisciplinary team of algorithm researchers, product managers, and engineers and works with the most senior talent within the algo craft in order to achieve ML excellence.
How youll make an impact:
As a Senior MLOps Engineer Engineer, youll bring value by:
Develop, enhance and maintain highly scalable Machine-Learning infrastructures and tools, including CI/CD, monitoring and alerting and more
Have end to end ownership: Design, develop, deploy, measure and maintain our machine learning platform, ensuring high availability, high scalability and efficient resource utilization
Identify and evaluate new technologies to improve performance, maintainability, and reliability of our machine learning systems
Work in tandem with the engineering-focused and algorithm-focused teams in order to improve our platform and optimize performance
Optimize machine learning systems to scale and utilize modern compute environments (e.g. distributed clusters, CPU and GPU) and continuously seek potential optimization opportunities.
Build and maintain tools for automation, deployment, monitoring, and operations.
Troubleshoot issues in our development, production and test environments
Influence directly on the way billions of people discover the internet
Our tech stack:
Java, Python, TensorFlow, Spark, Kafka, Cassandra, HDFS, vespa.ai, ElasticSearch, AirFlow, BigQuery, Google Cloud Platform, Kubernetes, Docker, git and Jenkins.

Required Senior Machine Learning Engineer
Realize your potential by joining the leading performance-driven advertising company!
As a Senior Machine Learning Engineer, youll play a vital role in turning algorithm prototypes into shippable products that will have a significant and immediate impact on the companys revenue
How youll make an impact:
As a Senior Machine Learning Engineer, youll bring value by:
Be responsible for the entire algorithmic lifecycle in the company: data analytics, prototyping of new ideas, implementing algorithms models in a production environment and then monitoring and maintaining them
Turn algorithm prototypes into shippable products that will have a significant and immediate impact on the companys revenue
Work on a daily basis with some of the hottest trends in todays job market: machine/deep learning, big data analytics/engineering and cloud computing
Apply your scientific knowledge and creativity to analyze large volumes of diverse data and develop algorithmic solutions and models to solve complex problems
Influence directly on the way billions of people discover the internet
Work on projects such as Internet Personalization, Content Feed, Real Time Bidding, Video Recommendations and much more
Our tech stack:
Python, Java, TensorFlow, Spark, Kafka, Cassandra, HDFS, ElasticSearch, AirFlow, BigQuery, Google Cloud Platform, Kubernetes and Docker.

Required Senior iOS Engineer
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As a Senior iOS Engineer in the Supply group at our Tel-Aviv office, youll play a vital role in developing an SDK that is implemented on over 2,000 applications and used by hundreds of millions of users every day
How youll make an impact:
As an iOS Engineer, youll bring value by
Facilitate our content through Mobile platforms.
Build core services for the companys mobile needs.
Scale with millions of users.
Take part in and develop highly scalable, highly performant solutions, which serve billions of recommendations per day.
Work closely with Product to connect the technical and the business sides.
Influence directly on the way billions of people discover the internet.
Work on projects such as: Editorial Level Personalization, 3rd Party Demand, Content Feed, Video Recommendations, Breaking news notifications and much more.

Required Senior Frontend Engineer
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As a Senior Frontend engineer on the Revenue & Spend Team in our Tel Aviv Office, youll play a vital role in designing, optimizing and implementing our client products . Your impact will be created by fast development and testing of new features, allowing an uplift of our revenue and incremental impact. Allowing business to introduce new Products and features, bridging between Demand and supply and by this creating new streams of Revenue.
How youll make an impact:
Work on our recommendations widgets our flagship product which stands at the intersection of end-users, publishers and advertisers
Become a frontend expert by getting to know the latest Web APIs, mastering concepts such as Page Performance, Event Loop, browser rendering flow, A/B Testing at scale, and much, much more
Write sophisticated, efficient, high-quality, tested frontend business logic. Build the tools required for monitoring your features in production. Iteratively develop custom experiments
Perform code reviews and directly influence the quality of our code. Be a focal point and advisor to other teams in R&D on matters related to frontend
Write code that reaches literally billions of people. Work on a product used by everyone you know, deployed on thousands of websites, with hundreds of millions of daily active users
Get to personally work with big-name clients such as Ynet, Walla, MSN, Bloomberg, and more.

We are seeking a passionate full-stack team lead to manage one of our engineering teams. In this role, you will collaborate closely with a squad that works across the stack, based in multiple locations, to deliver key outcomes. You will lead integration work with other global engineering teams, and collaborate closely with product managers, BI, QA, TPMs, and other functions. You will be reporting to the store-of-value products group engineering manager.

Our team builds new products from 0 to 1 and beyond, taking innovative ideas from concept through launch and scaling. You'll work in a fast-moving, collaborative environment where you can influence product direction, shape technical architecture, and see your work make a direct impact on customers worldwide.


What you will get:

Scale and Challenge Work on a complex and cloud-native application that is used by millions of customers globally, handling millions of transactions every month.
Getting into the Fintech industry You will get the opportunity to gain deep knowledge in the Fintech industry including payments, banking systems, fraud, and much more.
Sharpen your technical management skills Working with our strong leaders and professionals you will have the opportunity to sharpen your skills.
Leading a team of A-players The team you are going to lead consists of strong engineers of different seniority levels, working across the stack, eager to learn and grow together.
And most important: purpose Get rewarded by developing a product for real people who brings them one step forward to financial inclusion.

Required Senior Backend Engineer, Audience Extension
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As a Senior Backend Engineer in the Audience Extension team in our Tel-Aviv Office, youll be instrumental in building and optimizing our core infrastructure for managing RTB requests at scale, one of the biggest revenue driven operations in the company.
How youll make an impact:
As an Experienced Backend Engineer, youll bring value by:
Develop one of the largest real time big data operation in the world to support over 40TB of new data every day
Have end to end ownership: Design, build, ship, measure and maintain our frontend and backend services
Collaborate with the brightest software engineers team members
Influence directly on the way billions of people discover the internet
Develop at unimaginable scale, serving hundreds of thousands of requests per second
Work on innovative projects that are the next growth engines for us
Here are some of the things software developers in our group did in the last several months:
A unique data pipeline for managing RTB requests at scale
An algorithmic model to predict if a given Real-Time impression is valuable to us
A smart gateway that ingests hundreds of thousands of requests per second for a single instance
An A/B tests system to explore variations and experiments
And many more
Our Tech Stack:
Java, Spark, Kafka, Hadoop, Cassandra, Vertica, MySQL, HDFS, BigQuery, Docker, Linux, Kubernetes, Prometheus, Grafana, Airflow.

We are looking for an experienced Backend Engineer to join our R&D team to build out our products and services to support new initiatives.

Our stack is based on TypeScript, Node.js, React, React Native, Kubernetes, AWS.

You Will:

Design and build reliable distributed systems, with a focus on performance, security, data integrity and compliance.

Implement core business logic and workflows that power financial transactions.

Take ownership of the development lifecycle, from design to deployment and monitoring.

Collaborate closely with product, security, and infrastructure teams to deliver high-quality solutions.

Play a key role in evolving our engineering standards and development processes.

Required Senior Algo Data Engineer
Realize your potential by joining the leading performance-driven advertising company!
As a Senior Algo Data Engineer on the Infra group, youll play a vital role in develop, enhance and maintain highly scalable Machine-Learning infrastructures and tools.
About Algo platform:
The objective of the algo platform group is to own the existing algo platform (including health, stability, productivity and enablement), to facilitate and be involved in new platform experimentation within the algo craft and lead the platformization of the parts which should graduate into production scale. This includes support of ongoing ML projects while ensuring smooth operations and infrastructure reliability, owning a full set of capabilities, design and planning, implementation and production care.
The group has deep ties with both the algo craft as well as the infra group. The group reports to the infra department and has a dotted line reporting to the algo craft leadership.
The group serves as the professional authority when it comes to ML engineering and ML ops, serves as a focal point in a multidisciplinary team of algorithm researchers, product managers, and engineers and works with the most senior talent within the algo craft in order to achieve ML excellence.
How youll make an impact:
As a Senior Algo Data Engineer, youll bring value by:
Develop, enhance and maintain highly scalable Machine-Learning infrastructures and tools, including CI/CD, monitoring and alerting and more
Have end to end ownership: Design, develop, deploy, measure and maintain our machine learning platform, ensuring high availability, high scalability and efficient resource utilization
Identify and evaluate new technologies to improve performance, maintainability, and reliability of our machine learning systems
Work in tandem with the engineering-focused and algorithm-focused teams in order to improve our platform and optimize performance
Optimize machine learning systems to scale and utilize modern compute environments (e.g. distributed clusters, CPU and GPU) and continuously seek potential optimization opportunities.
Build and maintain tools for automation, deployment, monitoring, and operations.
Troubleshoot issues in our development, production and test environments
Influence directly on the way billions of people discover the internet
Our tech stack:
Java, Python, TensorFlow, Spark, Kafka, Cassandra, HDFS, vespa.ai, ElasticSearch, AirFlow, BigQuery, Google Cloud Platform, Kubernetes, Docker, git and Jenkins.

Required Salesforce and GenAI Tech Specialist
Realize your potential by joining the leading performance-driven advertising company!
As our Salesforce & GenAI Tech Specialist in our Tel Aviv office, youll drive the adoption of Generative AI and Salesforce solutions across our business. Youll design and implement scalable tools and workflows, optimize processes, and translate business needs into technical solutions. Working with global teams, youll provide architectural guidance, ensure system reliability, and support automation and growth. This role is ideal for a technically skilled, analytical, and proactive professional passionate about bridging business needs with cutting-edge technology.
How youll make an impact:
Work closely with global business users to understand processes, challenges, and goals
Design and develop custom solutions, including GenAI-powered solutions on Salesforce, Google Cloud, and other platforms
Integrate business applications, GenAI systems, APIs, and third-party tools
Collaborate with project managers, business analysts, and developers to ensure successful project delivery
Provide technical expertise, consultation, and drive adoption of new technologies
Maintain code quality and follow best practices for development, implementation, and deployment.

Required R&D Team Leader Audex
Realize your potential by joining the leading performance-driven advertising company!
As a Team Leader on the Audience Extension (Audex) team in our Tel Aviv Office, youll play a vital role in driving one of our most strategic growth areas enabling advertisers to reach new audiences beyond our owned-and-operated network.
Youll lead talented engineers to build large-scale systems, power premium ad placements across the open web and closed gardens, and unlock massive new revenue streams through data, scale, and innovation.
How youll make an impact:
Lead a team of skilled backend engineers building infrastructure used by thousands of sites and over 1.4B users globally
Drive strategic integrations with off-network and closed-garden environments
Collaborate closely with Product, Business, and Professional Services to deliver end-to-end bidder initiatives
Own and scale systems processing 500K+ requests per second and over 100TB of new data daily
Utilize a modern tech stack including Java, Spring, Spark, Cassandra, Kafka, MySQL, Kubernetes, and more
Foster a culture of growth, accountability, and continuous improvement.

Required R&D Team Leader
Realize your potential by joining the leading performance-driven advertising company!
As a Team Leader on the newly formed Self-Service team in our Tel Aviv Office, youll play a vital role in establishing one of our newest and strategic growth domains- empowering advertisers and partners to independently build, optimize, and scale their campaigns. Youll lead a team of talented engineers to design and develop large-scale, self-service systems from the ground up- creating new foundations, exploring unknowns, and shaping the core of our growth.
How youll make an impact:
Lead the creation of our new Self-Service platform from the ground up, defining its core architecture and direction
Build and guide a skilled engineering team that delivers quality solutions and works well together
Work closely with Product, Business, and UX to build simple, data-driven self-service tools
Connect the Self-Service platform with other systems for a seamless user experience
Encourage innovation, automation, and continuous improvement to move faster and make smarter decisions
Our Tech Stack:
Java, React, JavaScript, Spark, Kafka, Cassandra, Vertica, MySQL, BigQuery, Docker, Kubernetes, Linux, Prometheus, Grafana, Airflow, and more.
We also use a wide range of Gen AI tools such as Cursor, Junie, Claude Code, and Langfuse to work smarter and speed up development.

Required R&D Infrastructure Team Lead- Release Engineering
Realize your potential by joining the leading performance-driven advertising company!
As a Software Development Team Leader in the Release Engineering Group in our Tel Aviv Office, youll play a vital role in developing and scaling one of the largest real-time, high-throughput systems in the world supporting 1.4B users, handling 950K+ requests per second, and processing 140TB of new data daily.
We actively embrace Gen-AI tools to boost developer velocity and drive innovation across our workflows. If youre passionate about cutting-edge technologies and solving complex infrastructure challenges, wed love to hear from you!
How youll make an impact:
Proven experience in leading and managing software development teams.
5+ years of programming experience in Java or another object-oriented language.
Strong background in system design, development, and delivery.
Solid understanding of production systems and large-scale infrastructure.
Demonstrated ability to collaborate effectively across teams and drive alignment.
BSc in Computer Science or equivalent experience.
Passion for building and scaling complex release engineering systems.

Required Experienced Software Engineer (Backend oriented)
Realize your potential by joining the leading performance-driven advertising company!
As an Experienced Full-Stack Engineer (Backend Oriented) in the Demand department in our Tel Aviv Office, youll play a vital role in our management platform, focusing on the onboarding experience to make a meaningful impact on the companys performance, while enabling advertisers to create and manage their ads with a strong emphasis on optimal user experience and performance.
How youll make an impact:
Develop one of the largest real time big data operation in the world to support over 40TB of new data every day
Have end to end ownership: Design, build, ship, measure and maintain our frontend and backend services
Collaborate with the brightest software engineers team members
Influence directly on the way billions of people discover the internet
Develop at unimaginable scale, serving hundreds of requests per second
Work on innovative projects that are the next growth engines for us.

Required Experienced Fullstack Engineer
Realize your potential by joining the leading performance-driven advertising company!
As a Full Stack Engineer in Demand in our Tel Aviv Office, youll play a vital role in our management platform, focusing on the onboarding experience to make a meaningful impact on the companys performance, while enabling advertisers to create and manage their ads with a strong emphasis on optimal user experience and performance..
How youll make an impact:
As a Fullstack Engineer, youll bring value by:
Be a key member in our most important frontend projects.
Take a major role in our management platform, focusing on the onboarding experience to make a meaningful impact on the companys performance, while enabling advertisers to create and manage their ads with a strong emphasis on optimal user experience and performance.
In this role you will have end to end ownership: you will be responsible for designing, developing, measuring and maintaining user-facing features for our platforms.
Make professional decisions based on big data and performance metrics of billions of users, while putting emphasis on business KPIs
Collaborate with the Product, Data and UX team throughout the company to iterate on the design and implementation of our product to ensure seamless integration, high performance, and a top-notch user experience.
Stay up to date with the latest trends and advancements in front-end technologies React advancements, browser features, Web APIs, A/B testing at scale and many, many more.

Required Experienced Frontend Engineer
Realize your potential by joining the leading performance-driven advertising company!
As a Frontend Engineer in Demand in our Tel Aviv Office, youll play a vital role in driving and shaping our key frontend projects, including innovative ad formats and the video player platform, leveraging big data to optimize performance and collaborating across teams to deliver impactful user experiences.
How youll make an impact:
Be a key member in our most important frontend projects.
Take a major part in our video player platform with a high impact on our performance.
Be responsible for creating, testing, deploying, monitoring, analyzing and maintaining all of a variety of new & innovative ad formats that reach billions of users and are used by thousands of advertisers (carousel, app install, video ads and many more)
Make professional decisions based on big data and performance metrics of billions of users, while putting emphasis on b usiness & page performance KPIs
Collaborate with the Product, Data and UX team throughout the company to iterate on the design and implementation of our product.
Stay up to date with latest browser features, Web APIs and related technologies such as Web Components, Lighthouse & Google Core Web Vitals, CDNs, A/B Testing at scale and many, many more.