Senior Backend Engineer at HUMAN | Tel Aviv, Israel

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 b…

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.

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

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).

Join WEKA, an innovative leader in AI and accelerated computing solutions, as we redefine the landscape of data storage and processing with our groundbreaking NeuralMesh™ technology. Our adaptive mesh storage system is designed to enhance performance and reliability, scaling with your organizational needs while maximizing GPU utilization and reducing innovation costs.As a rapidly growing company supported by top-tier venture capital and industry frontrunners, WEKA boasts over 140 patents and is trusted by more than 30% of Fortune 50 companies. Our commitment to customer success drives our collaborative, accountable, and bold team culture. If this resonates with you, we invite you to apply!About the RoleWe are on the lookout for a Senior Software Engineer to join our team in developing a next-generation platform that validates large-scale distributed systems. You will play a pivotal role in ensuring the correctness, performance, and resilience of the WEKA Data Platform across all layers.In this position, you will be directly involved in designing and building automated testing environments that simulate real-world conditions, including scale, concurrency, and failure scenarios. Your expertise will help us evolve our approach to ensuring reliability and correctness in modern infrastructure systems.This role is perfect for engineers with a solid background in distributed systems who thrive on solving complex technical challenges and are passionate about building tools that enhance quality, stability, and confidence at scale.

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.

Viz.ai builds artificial intelligence solutions for healthcare, serving more than 2,000 hospitals in the United States. The platform delivers AI-powered Care Pathways that help clinicians detect diseases, coordinate care, and ensure patients receive timely treatment. Viz.ai partners with leading life sciences organizations to provide real-time, multimodal clinical data. Black Book Research has recognized Viz.ai as the top Healthcare AI Platform. Role overview The Senior Data Engineer will design and develop Viz.ai's next-generation data infrastructure and pipelines. This role plays a key part in shaping scalable and reliable data solutions that support both customer needs and internal teams. What you will do Lead ongoing development of the Data Platform, supporting AI research and business intelligence from design through implementation. Architect and build complex data pipelines to move and transform data from multiple sources. Create systems that expand and improve Viz.ai's data product offerings. Collaborate closely with Software Engineering, AI Engineering, and Product Management teams. Technical environment The team primarily uses AWS and Python. Core technologies include S3, DBT, ETL, ELT, Spark, DynamoDB, Postgres, RabbitMQ, Docker, Redis, and Prometheus. The team regularly evaluates and adopts new tools and technologies as needed. What success looks like Works independently and collaborates effectively within the team. Mentors colleagues on code review, performance, and scalability. Demonstrates a commitment to continuous learning and introduces new ideas and initiatives. Communicates clearly and fosters strong working relationships. Location: Tel Aviv, Israel

Welcome to Okta!As the leading Identity Company globally, Okta empowers individuals to securely utilize any technology across devices and applications. Our versatile Okta Platform and Auth0 Platform deliver secure access, authentication, and automation, positioning identity as a cornerstone of business security and growth.We embrace diverse perspectives and experiences at Okta. We're not just looking for candidates who meet all the criteria; we value lifelong learners who can enrich our culture with their unique backgrounds.Be a part of our mission! We’re crafting a future where identity is truly yours.The Solutions Engineering team in Israel engages throughout all phases of the customer development lifecycle and leverages various communication channels—including presentations, emails, phone calls, and social media—to connect with clients. We seek collaborative team members who can effectively partner with the sales team to drive opportunities to successful outcomes.Our Solutions Engineers at Okta possess the ability to empathize with current and potential clients, swiftly identifying their genuine technical requirements within the context of their business by asking insightful questions and offering tailored solutions. If you have a rare blend of technical expertise and business acumen, and you're eager to build a career that utilizes both, then this role as a Solutions Engineer at Okta is perfect for you. You will refine these skills while advising a diverse array of customers on the capabilities of the Auth0 Identity Platform.

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.

Who We Are DoubleVerify, a leader in big data analytics, was founded in Israel and is publicly traded (Stock: NYSE: DV). We monitor and analyze an astounding tens of billions of advertisements daily for the world's premier brands. Our operations are on a grand scale, processing over 100 billion events each day and exceeding 1 million requests per second during peak times. We ensure that ads are free from fraud, displayed alongside relevant content, targeted to the appropriate geographic locations, and we measure viewability and user engagement throughout the ad lifecycle. With our headquarters in New York City and research and development centers located in Tel Aviv, New York, Finland, Berlin, Belgium, and San Diego, we thrive in a dynamic and fast-paced environment filled with challenges. If you're passionate about working in a large-scale environment and eager to contribute to building impactful products for the industry and the web, we would love to have you on our team.

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.

Axon is hiring a Senior Software Engineer for the Tel Aviv Yafo office. This position focuses on building technology that supports public safety and community trust. The work involves collaborating with a skilled team to deliver projects with real-world impact. Role overview This role centers on designing, developing, and maintaining scalable applications. The Senior Software Engineer will use deep software development experience to solve complex problems and support the company's mission. What you will do Design and develop scalable software applications Maintain and improve existing systems Work closely with cross-functional teams to deliver solutions Requirements Extensive experience in software development Strong problem-solving skills Interest in technology and team collaboration

At BeyondTrust, we empower you to realize your purpose by contributing to a safer world through our innovative cybersecurity SaaS offerings.Our culture emphasizes flexibility, trust, and continuous learning, ensuring that your growth and the impact you make are recognized. You will collaborate with a team that challenges, supports, and inspires you to reach your fullest potential.The RoleAs a Senior Software Development Engineer, you will play a key role in the launch and ongoing support of Entitle—BeyondTrust’s Just-In-Time Access Management system. You will join a dynamic team responsible for designing, developing, delivering, and maintaining a cloud-based software solution that leverages modern orchestration technologies. This is your chance to take on a technical leadership role, tackling cloud-scale challenges and contributing to a high-performance platform system. This position is located at our central office in Tel Aviv.What You’ll DoDesign, build, and maintain highly scalable and resilient backend components, services, and orchestration.Deliver exceptional user experiences through complex API-based integrations.Contribute to systems design and provide technical leadership for increasingly complex projects.Review functional and technical requirements to identify gaps and limitations, propose simplifications, and communicate ideas effectively with cross-functional teams.Act as a bar-raiser for delivering results and take end-to-end ownership both individually and as part of a team.Pursue high quality relentlessly by leveraging engineering best practices.

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.

Join WEKA as we redefine the enterprise data stack for the reasoning age. Our innovative solution, NeuralMesh by WEKA, sets the benchmark for agentic AI data infrastructure, offering cloud and AI-native software that can be deployed in any environment. We revolutionize traditional data silos by transforming them into efficient data pipelines that vastly enhance GPU utilization. This leads to faster AI model training and inference, optimizing machine learning and other compute-intensive tasks while reducing energy consumption. As a pre-IPO, high-growth company, WEKA has secured $375 million in funding from premier venture capital and strategic investors. We empower leading enterprises and research institutions, including 12 of the Fortune 50, to achieve breakthroughs and drive business success more rapidly and sustainably. If you're passionate about tackling complex data challenges and fostering intelligent innovation, we welcome you to embark on this exciting journey with us.

Carbyne is advancing emergency response technology to improve public safety. The team focuses on building software that supports critical, real-world needs. Role overview This Senior Software Engineer position centers on designing, building, and maintaining software applications. The work directly impacts the effectiveness of emergency response systems. Collaboration Work closely with a skilled team based in Tel Aviv. Team members share knowledge and solve technical challenges together to deliver reliable solutions. What you will do Develop and maintain software applications for public safety Apply engineering expertise to create reliable, high-quality solutions Participate in team discussions and technical planning