Skilled Backend Engineer at Taboola | Tel Aviv

Unlock your potential by becoming part of a leading performance-driven advertising firm! As a Skilled Backend Engineer in our Tel Aviv office, you will be instrumental in developing one of the most extensive real-time big data infrastructures globally, supporting over 40TB of new data daily.

Unlock your potential by becoming part of a leading performance-oriented advertising company!In the role of Senior Backend Engineer, you will play a pivotal role in the development and optimization of our fundamental infrastructure that manages Real-Time Bidding (RTB) requests on a large scale, which is one of the company's primary revenue-generating operations.To excel in this position, you should possess:Over 5 years of programming experience in Java or a similar Object-Oriented language (preferably Java 8+ with Spring)A solid understanding of production systems and web product architectureA proactive approach to tackling unknown challengesA genuine passion for problem-solving and close collaboration with business unitsExperience with both SQL and NoSQL databasesA Bachelor’s degree in Computer Science or a related fieldA strong willingness to work intensively to achieve rapid results in unfamiliar areasA product-oriented mindsetA pragmatic approach to decision-making, avoiding analysis paralysisStrong analytical capabilitiesBonus points if you bring:Experience in developing large-scale distributed systemsFamiliarity with Kafka, Docker, and KubernetesA deep understanding of web systems (API / REST / NGINX)Experience with various SQL and NoSQL databases (such as MySQL, Vertica, Cassandra)Proficiency in Big Data tools (like BQ, Zeppelin, etc.)Knowledge of algorithms, data mining, and machine learningYour Contribution:As a Senior Backend Engineer, your contributions will include:Building one of the largest real-time big data operations globally, processing over 40TB of new data dailyOwning the entire lifecycle of our frontend and backend services — from design to deployment and maintenanceCollaborating with a team of exceptional software engineersImpacting how billions of people discover content onlineDeveloping solutions at an unprecedented scale, handling hundreds of thousands of requests per secondEngaging in innovative projects that will drive future growth at TaboolaRecent Achievements by our Software Developers:Creating a unique data pipeline for managing RTB requests at scaleDesigning an algorithmic model to predict the value of Real-Time impressions for Taboola

Unleash your potential by joining a trailblazer in performance-driven advertising! As a Full-Stack Engineer on our newly established Self-Service team in Tel Aviv, you will be pivotal in developing one of Taboola's most promising growth avenues—empowering advertisers and partners to independently create, optimize, and scale their campaigns. Our Technological Arsenal: Java, JavaScript, TypeScript, Python, Reactive, Spark, Kafka, Hadoop, Cassandra, Vertica, Elasticsearch, MySQL, Memcached, HDFS, Iceberg, BigQuery, Druid, Kusto, Docker, Kubernetes, Linux, Prometheus, Grafana, Airflow... Generative AI: Cursor, Claude, GitHub Copilot, Langfuse, and more.

Unlock your potential with a leader in performance-driven advertising!As a Senior Software Engineer at Taboola, you will be instrumental in shaping one of our newest strategic growth areas. Your expertise will empower advertisers and partners to autonomously build, optimize, and scale their campaigns effectively.Our Technology Stack: Java, JavaScript, TypeScript, Python, Reactive, Spark, Kafka, Hadoop, Cassandra, Vertica, Elasticsearch, MySQL, Memcached, HDFS, Iceberg, BigQuery, Druid, Kusto, Docker, Kubernetes, Linux, Prometheus, Grafana, Airflow...Generative AI Tools: Cursor, Claude, GitHub Copilot, Langfuse, and more.

Join Our Team as a Senior Infra Backend EngineerCompany OverviewSingular is at the forefront of marketing measurement, serving over 1,000 esteemed global brands such as Apple, Microsoft, Uber, DoorDash, Nike, EA, DraftKings, and Robinhood. For three consecutive years, we've been recognized as the top Marketing Measurement Platform (MMP) by G2. Our platform empowers marketers to optimize user acquisition strategies and evaluate the effectiveness of every advertising dollar through comprehensive marketing analytics, sophisticated cross-device attribution across mobile, web, and console platforms, and elite ad fraud prevention measures. Moreover, our innovative partnerships with AI technologies like ChatGPT, Claude, and Gemini are transforming campaign analysis, providing instant, intelligent marketing insights without the need for complex dashboards or SQL queries.With teams spanning 12 countries and a workforce in 65 cities worldwide, including major hubs like NYC, LA, SF, Austin, Buenos Aires, São Paulo, London, Berlin, Barcelona, Tel Aviv, Bangalore, Beijing, and Seoul, Singular is backed by $50 million from prominent investors such as Norwest Venture Partners, General Catalyst, and Titanium Ventures.As we experience rapid growth, we are eager to welcome ambitious, creative, and innovative individuals to help us excel in the marketing measurement industry.About The RoleWe are looking for a passionate Senior Infra Backend Engineer to enhance our R&D team in Tel Aviv. This role offers a hybrid and flexible working model, allowing you to collaborate with a high-caliber R&D team and advance your professional journey. Our backend infrastructure primarily utilizes Python and Go, but we encourage talented backend engineers from diverse programming backgrounds to apply.Example ProjectsResearching and executing POCs (Proofs of Concept) for new technologies to determine the best fit for system requirements.Efficiently migrating vast amounts of user-level data into Iceberg, focusing on scalability and cost-effectiveness.Designing and implementing a robust data pipeline capable of processing billions of real-time events daily, handling hundreds of thousands of events per second.Evaluating and selecting database and streaming technologies to accommodate our rapidly expanding client base.Leading the design and development of an advanced streaming ETL product optimized for low memory usage and efficient processing.Key ResponsibilitiesCollaborate with cross-functional teams to develop backend solutions that drive business goals.Ensure the reliability and scalability of backend systems.Participate in code reviews and contribute to team knowledge sharing.

Yotpo is at the forefront of revolutionizing trust and loyalty within the eCommerce sector. Our AI-driven Reviews and Loyalty solutions empower brands to transform casual browsers into devoted customers and enthusiastic advocates. By leveraging deep integrations across the eCommerce landscape and earning the trust of over 30,000 global brands, Yotpo crafts seamless omnichannel experiences to boost conversion rates, enhance customer relationships, and foster sustainable, profitable growth.Your Mission at Yotpo As a Senior Backend Engineer, you will design and build the robust, scalable engine that drives the Yotpo platform. Your primary goal is to create and implement high-performance services capable of managing massive scale, ensuring data integrity and system reliability for thousands of brands. Collaborating within a product team, you will convert intricate business logic into resilient architectural solutions, ensuring our infrastructure evolves as swiftly as our customers' needs.Key ResponsibilitiesDistributed Systems Design: Architect and develop microservices and event-driven architectures that are resilient, scalable, and maintainable. You will make pivotal decisions regarding synchronous versus asynchronous communication and data consistency.Data Mastery: Oversee the lifecycle of data across our platform. You will design efficient database schemas (SQL & NoSQL) and optimize query performance for high-throughput workloads.Operational Excellence: Adopt the philosophy of 'You Build It, You Run It.' You will take ownership of your services in production, implementing observability (logging, tracing, metrics) to identify issues proactively.API Craftsmanship: Create clean, secure, and well-documented APIs (REST/GraphQL) that act as the contract between our backend services and the frontend experience.

At Semperis, we strive to be a Force for Good by fostering an exceptional workplace environment. We understand that when employees feel valued and supported, they excel in their roles. Our focus is on creating a work experience that emphasizes purpose, growth, and work-life balance. Semperis has earned accolades as one of America’s Fastest-Growing Cybersecurity Companies by Inc. 5000, recognized as a DUNS 100 Top Startup to Work For, and honored multiple times as an Inc. Best Workplace.About the RoleWe are looking for a talented Backend Engineer to become a vital part of our Platform Group. You will be instrumental in designing and developing shared infrastructure components that are integral to Semperis's enterprise security and identity solutions. This role demands both technical prowess and the ability to partner effectively across teams.What You'll DoAs a Backend Engineer on our Core Platform team, your responsibilities will include:Designing and implementing shared platform components for multiple product teams, ensuring they are scalable, reliable, and maintainable.Architecting distributed systems using microservices and event-driven architectures to handle enterprise-scale workloads.Owning key backend services from initial conception to deployment, focusing on code quality, performance improvements, and operational excellence.Collaborating closely with product engineers, DevOps, and architects to define platform capabilities and technical standards.Leading technical initiatives that enhance developer productivity, system observability, and platform resilience.Contributing to architectural decisions and establishing best practices for backend development within the organization.Analyzing system performance and data patterns to identify optimization opportunities and guide future platform investments.What You BringRequired Qualifications5+ years of professional software engineering experience, particularly in backend development.Strong proficiency in C# and .NET Core, with a solid understanding of modern framework features and performance optimization techniques.Production experience with Kubernetes and container orchestration within cloud environments (preferably Azure, AWS, or GCP).

Unlock Your Potential with a Leader in Performance-Driven Advertising!Join Taboola News as the Head of Product and play a pivotal role in shaping one of the most influential platforms in mobile content discovery. Based in our Tel Aviv office, you will oversee the strategy and roadmap for a product that engages hundreds of millions of users globally, balancing exceptional user experiences with meaningful publisher traffic and sustainable monetization.

At Gong, we leverage the transformative potential of AI to redefine how revenue teams achieve success. Our Gong Revenue AI Operating System consolidates data, insights, and workflows into a singular, reliable platform that observes, advises, and collaborates with some of the world's leading revenue teams. With the power of the Gong Revenue Graph, AI-driven intelligence, specialized agents, and trusted applications, we empower over 5,000 companies globally to gain deep insights into their teams and customers, automate essential sales processes, and close more deals efficiently. Discover more at www.gong.io.Joining Gong means becoming part of a company founded on innovative solutions, ambitious aspirations, and a dedicated team. We are at the forefront of revenue intelligence, seeking individuals excited to contribute to the future of our industry. You will collaborate with a team that dreams big, acts swiftly, and values craftsmanship and camaraderie. Here, transparency and trust are fundamental, and every team member has the chance to make a significant impact. If you are eager to grow, take on challenges, and engage in work that genuinely matters, Gong is the ideal place for you to excel in your career.As a Senior Backend Engineer, you will tackle intricate technical challenges, develop innovative solutions, and play a crucial role in our mission to transform how businesses comprehend their customer interactions. We are in search of a Java expert who can utilize their extensive knowledge to elevate our backend development to new heights.

Engage with innovative technologies and establish yourself as a leader in the industry.Enhance your expertise by collaborating with highly skilled engineers.Address complex challenges and devise inventive solutions.Deploy your code to millions of users daily.Utilize Test-Driven Development (TDD) and clean coding practices to simplify problem-solving.Make a significant impact on the developer community.Contribute to open-source software (OSS) initiatives.

HUMAN is hiring a Senior Backend Engineer to join the Sightline detection engineering team in Tel Aviv. This role focuses on building and maintaining backend services that protect web and API traffic from automated threats. The team works on a real-time detection platform central to HUMAN’s mission. What you will do Design, develop, and support distributed backend services that process hundreds of thousands of requests per second, keeping latency within strict targets. Own services throughout their lifecycle: from architecture and implementation to deployment, monitoring, and reliability. Respond quickly to production issues using robust alerting and monitoring tools. Advance real-time detection and decision-making features within the Sightline Cyberfraud Defense platform. Collaborate with security researchers, data scientists, and product teams. Build and operate services in a Kubernetes environment using a modern GitOps stack. Technologies include Go, Kafka, Redis, MongoDB, BigQuery, ArgoCD, Pulumi, and Crossplane. Plan and execute safe rollouts and migrations. Apply AI-driven development practices, using assistants and agents to streamline architecture, automate tasks, and tackle complex debugging and testing. Work with other teams to design end-to-end flows that improve security, performance, and user experience. Contribute to technical design and code reviews, raising the bar for quality and operational standards. Requirements At least 5 years of experience developing backend services, with a strong grasp of distributed systems architecture. Proficiency in at least one backend language such as Go, Java, or Scala. Solid understanding of concurrency and multithreading. Hands-on experience building and managing production systems in cloud environments. This position is based in Tel Aviv, Israel.

About UsAt Glassix, we are revolutionizing customer communication through our innovative SaaS messaging platform. Our solution empowers leading brands to engage with their customers seamlessly across platforms like WhatsApp, Facebook, and Instagram. Utilizing advanced AI, NLP, and Automation, we handle millions of interactions, ensuring a smooth user experience.Since our inception in 2017, we have developed a high-growth product that supports hundreds of businesses. We champion autonomy, curiosity, and high-impact contributions. If you are a developer eager to see your code influence millions of users in real-time, we would love to have you on our team.Your RoleWe are seeking a talented Backend Engineer to join our dynamic team. In this position, you will be instrumental in shaping our product by building, optimizing, and scaling our platform with a modern tech stack.Key Responsibilities:Lead the design and implementation of features from start to finish.Manage projects independently, from conception through to post-deployment, in a collaborative and fast-paced environment.Enhance the scalability and performance of our platform as it expands.Oversee the full development life cycle, including architecture, design, development, and deployment.Our Technology Stack:.NET CoreDatabase Technologies: MS SQL, Redis, MongoDB, and ElasticsearchCloud Platforms: AWS, Azure, GCPIdeal Candidate:We are looking for someone who: Thrives in a fast-paced startup environment and enjoys tackling complex challenges. Demonstrates ownership, a proactive mindset, and the willingness to challenge the norm. Is eager to learn, adapt, and contribute to the growth of the team.Why Join Glassix? Make a Difference: Your contributions will directly impact the future of our platform. Collaborative Growth: Work with a talented team that values knowledge sharing and teamwork. Exciting Challenges: With our rapid scaling, you will encounter numerous intriguing problems to solve. Autonomy & Ownership: We trust you to take the reins and drive initiatives forward.What to Expect: Rapid developments—priorities may shift as we evolve. We encourage innovative ideas! If something seems off, we want your input. While there is some legacy code, we are committed to ongoing improvements and refactoring.

At Semperis, we are committed to being a Force for Good, starting with creating a fantastic workplace. We recognize that when individuals feel appreciated, supported, and empowered, they achieve their highest potential. Therefore, we are dedicated to fostering an employee experience that emphasizes purpose, growth, and work-life balance. Semperis has earned accolades as one of America’s Fastest-Growing Cybersecurity Companies by the Inc. 5000, a DUNS 100 Top Startup to Work For, and has received multiple Inc. Best Workplace awards.About the RoleWe are on the lookout for a talented Senior Backend Engineer to join our Platform Group. In this pivotal role, you will design and develop shared infrastructure components that drive Semperis's enterprise security and identity solutions. This position necessitates a combination of technical expertise and robust collaboration skills across teams.Your ResponsibilitiesAs a Senior Backend Engineer on our Core Platform team, you will:Design and develop shared platform components that are scalable, reliable, and maintainable for multiple product teams.Architect distributed systems utilizing microservices and event-driven patterns to accommodate enterprise-level workloads.Take ownership of critical backend services from initial concept to deployment, ensuring code quality, performance, and operational excellence.Engage in extensive collaboration with product engineers, DevOps, and architects to define platform capabilities and technical standards.Mentor junior engineers through code reviews, pair programming sessions, and providing technical guidance.Lead technical initiatives aimed at enhancing developer productivity, system observability, and platform resilience.Contribute to architectural decisions and establish best practices for backend development organization-wide.Analyze system performance and data patterns to uncover optimization opportunities and guide future platform investments.QualificationsRequired Skills7+ years of professional software engineering experience, with significant expertise in backend development.Extensive knowledge of C# and .NET Core, including familiarity with modern framework features and performance optimization techniques.Proficient in designing and implementing microservices architectures and event-driven systems.Strong problem-solving skills with a focus on delivering high-quality solutions.Excellent communication and teamwork abilities to collaborate effectively with various stakeholders.

Who We AreHello! We are Carbyne, committed to transforming public safety through innovative technology. As the leading provider of emergency collaboration solutions, we are developing a state-of-the-art platform that enhances life-saving efforts via live video streaming, real-time chat, and accurate location tracking.Our advanced tools enable emergency response teams to act swiftly and intelligently, ensuring that assistance reaches those in distress as quickly as possible. With collaborations with industry giants like Amazon, Microsoft, and AT&T, we are creating groundbreaking solutions that serve over 400 million people globally.Are you ready to join us in making a positive impact? Let's make a difference together! About the RoleWe are in search of an experienced Senior Backend and Real-Time Software Engineer to take a pivotal role in the architecture, development, and maintenance of our sophisticated and mission-critical communication systems. You will be tasked with ensuring the delivery of reliable, scalable communication solutions that facilitate our rapid growth.What You'll Do:Design and develop highly available and resilient systems and deployments.Tackle complex challenges regarding resiliency, scalability, load, and performance at the system level.Work collaboratively with cross-functional teams to ensure smooth integration.Keep abreast of the latest VoIP technologies and trends.Contribute significantly to the scalability and reliability of our platform.

Join our dynamic team at Wix2 as a DevSecOps Engineer. In this role, you will be at the forefront of integrating security practices into our DevOps processes, ensuring that our applications are not only agile but also secure. You will collaborate with development and operations teams to build and maintain a secure software development lifecycle, implement security tools, and automate security testing as part of our continuous integration and continuous deployment (CI/CD) pipelines.

Unlock your potential by becoming part of a leading, performance-driven advertising company! As a Senior Software Engineer within the Infrastructure Engineering R&D group, you will be instrumental in developing one of the world's largest real-time high-scale operations, supporting over 1.4 billion users, processing more than 500,000 requests per second, and managing 140TB of new data each day.

At Yotpo, we are at the forefront of transforming trust and loyalty within the eCommerce landscape. Our AI-driven Reviews and Loyalty solutions empower brands to convert casual browsers into loyal customers and advocates. With robust integrations across the eCommerce ecosystem and the trust of over 30,000 global brands, Yotpo provides seamless omnichannel experiences that enhance conversion rates, strengthen customer relationships, and foster sustainable growth.Your MissionAs a Staff Engineer, you will be the technical cornerstone for a pivotal business domain. Your mission involves looking beyond immediate tasks to shape a long-term architectural vision that enables our product to scale, evolve, and deliver substantial value.You will work at the intersection of Business Strategy and Deep Tech. You will not merely provide senior support; you will be a strategic collaborator with Product Leadership, defining how we address our most significant challenges. Acting as a

Unlock your potential with a leader in performance-driven advertising! Join our newly established Self-Service team at Taboola's Tel Aviv office, where you will be instrumental in shaping one of our strategic growth initiatives. Your mission will be to empower advertisers and partners, enabling them to autonomously create, optimize, and scale their campaigns. Our Technology Stack Includes: Java, JavaScript, TypeScript, Python, Reactive, Spark, Kafka, Hadoop, Cassandra, Vertica, Elasticsearch, MySQL, Memcached, HDFS, Iceberg, BigQuery, Druid, Kusto, Docker, Kubernetes, Linux, Prometheus, Grafana, Airflow, and more. Generative AI Tools: Cursor, Claude, GitHub Copilot, Langfuse, and others. To excel in this position, you will need: A minimum of 3 years of experience in object-oriented programming, infrastructure development, and production-grade systems, showcasing strong end-to-end ownership. Extensive big data expertise with hands-on experience across various databases, analytical thinking, and a keen interest in scaling challenges. Demonstrated technical leadership, including mentoring engineers and effective cross-team collaboration, alongside a product- and business-driven mindset. A strong track record of high-impact execution, showcasing adaptability, accountability, and a commitment to achieving results in complex environments. Preferred Qualifications: Experience in building and scaling large-scale distributed systems, particularly with Web/JavaScript technologies, Kafka, Docker, and Kubernetes. A robust background in big data platforms, hands-on experience with NoSQL and distributed databases (e.g., Vertica, Cassandra, Elasticsearch, BigQuery), and familiarity with Spark and HDFS. How You Will Contribute: Design and develop solutions to scalability challenges in our data pipeline and identity graph, ensuring the efficient handling of high-throughput, high-performance systems. Take full ownership: Design, build, ship, measure, and maintain both frontend and backend services. Collaborate with a team of top-tier software engineers. Have a direct influence on how billions discover content online. Engage in development at an unprecedented scale, handling thousands of requests per second. Work on innovative projects that will serve as future growth engines for Taboola. Why Join Taboola? Your opportunity to contribute to an exciting and dynamic environment where innovation thrives awaits!

eko is a cutting-edge e-commerce startup committed to enabling brands to create, showcase, and enhance their video content across various digital platforms. Thanks to our transformative partnerships with leading retailers and our proven capability to significantly boost e-commerce sales, we have recently launched a new facility aimed at processing, capturing, and delivering data and media for millions of unique products each year. Our pioneering facility, which opened in Northwest Arkansas in the summer of 2025, is rapidly expanding to facilitate high-volume, high-quality product media capture with unmatched speed and efficiency. To learn more about eko, visit eko.com. Join eko at a critical juncture. This is your opportunity to be part of eko during our scale phase. With hundreds of customers and millions of users over the years, you will have a chance to significantly influence our success and grow with us. It promises to be an exciting journey! Let’s delve into the technology Our core technology merges an advanced visual capture infrastructure, cloud-based automated post-production processes, a scalable streaming platform, and proprietary application layers that harness GPU shader video rendering and animations. Our platform incorporates modern full-stack development and integrations tailored to meet the scale and standardization needs of the world's largest enterprise brands. The role of a DevOps Engineer at eko As a DevOps Engineer at eko, you will engage with the broader business landscape rather than confining yourself to a specific niche. You will collaborate across departments, and the infrastructure and delivery pipelines you help build will impact millions of end-users. We value the expansion of skill sets, the discovery of new areas of expertise, and the pursuit of passions over rigid job titles. Your true potential We believe that CVs and resumes do not fully encapsulate who you are as a developer. We seek to understand the individual behind the projects and tech stacks. We prioritize your thought processes and problem-solving abilities over specific programming languages. Our ideal candidates are inquisitive, creative thinkers, and lifelong learners with a passion for technology. If you thrive on hands-on learning, embrace exciting challenges, and enjoy venturing into new territories, then eko is the perfect fit for you. Key Responsibilities Lead features from inception to completion with full ownership and accountability, from design...

Join our dynamic team at wix2 as a Network Engineer, where you will play a crucial role in designing, implementing, and maintaining our network infrastructure. You will work closely with cross-functional teams to ensure optimal network performance and security.