Senior Software Engineer - Infrastructure Development

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 operati…

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 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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

About SingularSingular stands as the premier marketing measurement platform, relied upon by over 1,000 prestigious global brands, such as Apple, Microsoft, Uber, DoorDash, Nike, EA, DraftKings, and Robinhood. For three consecutive years, we have been rated as the #1 MMP by G2, empowering marketers to make informed user acquisition choices and assess the effectiveness of every advertising dollar through comprehensive marketing analytics, advanced cross-device attribution across mobile, web, and PC+Console, top-tier ad fraud prevention, and seamless data exports to your BI tools. Moreover, we are transforming campaign and creative analysis with our recent partnerships with ChatGPT, Claude, and Gemini, delivering instant, AI-driven marketing insights without the need for dashboards or SQL.With teams spanning 12 countries and staff in 65 cities worldwide, including New York City, Los Angeles, San Francisco, Austin, Buenos Aires, São Paulo, London, Berlin, Barcelona, Tel Aviv, Bangalore, Beijing, and Seoul, we have successfully raised $50M from esteemed investors such as Norwest Venture Partners, General Catalyst, Titanium Ventures, and other leading Silicon Valley firms.We offer a leading product, an innovative team, and a plethora of satisfied customers in a rapidly growing market. As our business expands, we seek ambitious, creative, and innovative individuals to join us in our mission to dominate the marketing measurement industry.About The RoleWe are in search of an exceptional DevOps Engineer to contribute to our pioneering products and tackle complex challenges by developing innovative and scalable solutions. This role will be located in our R&D office in the bustling heart of Tel Aviv.As part of this role, you will be responsible for constructing scalable pipelines capable of handling billions of events daily and developing new innovative products for our customers. We foster a culture where our engineers are encouraged to gain deep insights into our industry and our customers while enhancing their engineering skills. You will engage in significant projects and face intricate challenges related to orchestrating a cost-efficient and scalable architecture within our AWS stack.

Unlock your potential by joining a leading performance-driven advertising company!As a Senior Product Manager focusing on Attribution & Incrementality within our Product team in Tel Aviv, you will be instrumental in advancing the industry beyond traditional last-click attribution. You will develop measurement frameworks that demonstrate how Taboola not only captures demand but also actively generates it. Your responsibilities will include conducting Geo-Holdout testing, incorporating Source of Truth integrations, and establishing Marketing Mix Modeling partnerships. You will create innovative tools, forge strategic partnerships, and establish best practices that amplify our impact, instilling confidence in advertisers to scale their investments. Collaborating closely with the Client Measurement Director and global enterprise teams across the US, EMEA, and APAC, you will engage directly with clients to build trust, validate strategies, and transform measurement into a key driver of growth.

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!

Join WalkMe as we revolutionize our cutting-edge runtime engine, enhancing the online experience for millions of users globally. Leveraging our proprietary AI technology, we are advancing the leading digital adoption platform by enabling real-time interaction with graphical user interfaces at a human level. We seek passionate individuals who are eager to push technology to its limits, innovate, and contribute to impactful products while collaborating with some of the brightest minds in the industry. If you are ready to be part of one of the fastest-growing startups, WalkMe is the place for you!

About UsAt Riskified, we empower businesses to unlock eCommerce growth by eliminating risks associated with online transactions. Many of the world's leading brands and publicly traded companies depend on Riskified for guaranteed protection against chargebacks, effectively combating fraud and policy abuse at scale, while enhancing customer retention. Our AI-driven fraud and risk intelligence platform, managed by the largest team of eCommerce risk analysts, data scientists, and researchers, analyzes individual interactions to deliver real-time decisions and insightful identity-based analytics. We proudly collaborate with exceptional companies across various industries, including Booking.com, Acer, Gucci, Lorna Jane, GoPro, and many more.We thrive on teamwork in a collaborative environment, building and improving products that matter. Our wealth of opportunities to innovate and contribute provides us with a sense of purpose that extends beyond ourselves, creating a lasting impact. This is why we choose Riskified every day.About the RoleAs a Senior DevOps Engineer, you will join a high-impact R&D team and take ownership of the infrastructure that underpins Riskified's real-time decision-making capabilities. You'll tackle challenges related to architecture, scalability, and reliability by designing, building, and managing cloud-native systems, while also enhancing the tools that facilitate rapid and secure delivery at scale.At Riskified, we analyze millions of transactions daily, making sub-second decisions that are central to our customers' business processes. Our platform processes terabytes of textual, behavioral, social, geographic, and other data, leveraging machine learning algorithms to drive one of the world's premier fraud-prevention systems.We believe that exceptional engineers and strong collaboration are essential for scaling and driving innovation. Our team is highly innovative and quick to adopt cutting-edge technologies, such as EKS at scale, Karpenter, Istio, Argo CD, Graviton, Kyverno, advanced observability, and Cloudflare edge patterns.What You Will Be DoingDesign, build, and manage our AWS cloud-native infrastructure for both development and production environments.Establish and refine standards for microservices, including IaC modules, Helm charts, and policies.Develop and maintain our product release workflow and continuous integration/delivery systems.Continuously enhance Riskified’s observability into its systems and applications through advanced monitoring, metrics, and log analytics.Understand, implement, and automate security controls, governance processes, and compliance validation.