Frontend Engineer - Expert Level

Join Yotpo as we revolutionize trust and loyalty in eCommerce. Our AI-driven reviews and loyalty solutions empower brands to transform browsers into customers and advocates. With integrations across the eCommerce landscape and the confidence of over 30,000 global brands, Yotpo offers seamless omnichannel experiences that enhance conversion rates, fortify customer relationships, and drive sustainable growth.Your Mission at Yotpo As a Senior Frontend Engineer, you will be the architect of first impressions and a leading force in technical excellence. You will be tasked with defining and crafting highly responsive, user-friendly web experiences that set the standard for usability and performance in the industry. Utilizing your expertise in modern React architecture, you will ensure that every interaction is instantaneous, every pixel is purposeful, and our customers enjoy a smooth, high-performance product experience at scale. Your role transcends mere implementation of designs; you will engineer a powerful, responsive user interface while mentoring others to achieve the same high standards.

Who is Tenable?Tenable® is at the forefront of Exposure Management, trusted by 44,000 organizations worldwide to understand and mitigate cyber risk. Our solutions empower 65% of the Fortune 500, 45% of the Global 2000, and numerous government agencies. Join us on this exciting journey!What makes Tenable a fantastic workplace?Our people! We collaborate to innovate best-in-class cybersecurity solutions, fostering a culture of belonging, respect, and excellence. As a member of our #OneTenable team, you'll partner with some of the industry's most talented and passionate individuals, equipped with the support and resources to make a significant impact. We deliver exceptional results and celebrate our successes together!Your Role:As a Senior Frontend Engineer, you will design, develop, troubleshoot, and debug software programs for enhancements and new products. You will create software and tools in support of innovative designs, and analyze, design, program, debug, and modify software for local, networked, cloud-based, or Internet-related computer applications. You will write code using current programming languages and technologies, ensuring thorough testing and debugging of applications.Your Opportunity:• Implement designs expertly using modern programming practices• Maintain a strong focus on quality• Demonstrate eagerness to learn and grow• Lead and drive software development initiatives• Participate in and lead design discussions• Additional duties as assigned by management.What You'll Need:• B.S. degree in Computer Science or a related field, or equivalent experience• 5+ years of software development experience in relevant programming languages• Strong initiative and ability to work independently as well as in a team• Experience mentoring fellow software engineers• Excellent written and verbal communication skills• In-depth understanding of the full software development life cycle (SDLC): requirements analysis, design, estimation, development, quality control, and deployment.

Join Semperis, where we believe in being a Force for Good. Our commitment to fostering a positive workplace is reflected in our recognition as one of America's Fastest-Growing Cybersecurity Companies by Inc. 5000 and a multi-year recipient of the Inc. Best Workplace award.Position Overview:We are on the lookout for a Senior Frontend Engineer to become an integral part of our Engineering team.Your Role:As a Senior Frontend Engineer, you will collaborate with a talented team to create innovative user-facing experiences for our security and identity solutions. You will be at the forefront of leveraging the latest technologies and frameworks to design and implement scalable, maintainable architectures.Key Responsibilities:Transform designs from Figma into engaging and functional user interfaces.Develop new features while ensuring the integrity of the existing codebase.Collaborate closely with designers, product managers, and backend engineers.Exhibit a strong sense of aesthetics and commitment to pixel-perfect execution.Qualifications:At least 5 years of practical experience in frontend development, with proficiency in frameworks such as Vue (preferred), React, or similar.Experience with state management libraries like Pinia or Redux.Deep understanding of Typescript.Skilled in writing and executing unit tests, with familiarity in modern testing frameworks such as Jest and Vitest.Excellent analytical and problem-solving abilities, with a knack for diagnosing and resolving complex frontend challenges.A strong desire to stay current with frontend trends and adapt to emerging technologies.

Join Wizinc, the fastest-growing startup, as a Frontend Engineer and help transform cloud security with a consumer-grade user experience. Collaborate with talented individuals from over 20 countries to develop the Wiz Portal, delivering intuitive visualizations and actionable insights from massive-scale cloud data.

Who is Tenable?Tenable® is the leader in Exposure Management, empowering over 44,000 organizations worldwide to understand and mitigate cyber risks. Our global workforce supports 65% of the Fortune 500 and a significant portion of the Global 2000, alongside various government entities. Join us on our transformative journey!Why Work at Tenable?Our team members will tell you, “It's our people!” We collaborate to create cutting-edge cybersecurity solutions while fostering an inclusive culture of respect and excellence. As part of the #OneTenable team, you'll work alongside some of the industry's brightest minds and have access to the support and resources necessary to make a significant impact. Together, we achieve extraordinary results!Your Role:As a Frontend Engineer, you will play a pivotal role in the development of our product platform. We seek a developer who thrives on the challenge of building innovative solutions from scratch—someone who is just as comfortable laying a new technical foundation as they are executing daily feature development tasks.You will be an integral member of an agile team, closely collaborating with Product and Design to transform requirements into high-performance, user-friendly interfaces. This position is ideal for a proactive contributor who enjoys the complete development process—from architectural design to meeting daily product objectives—ensuring an exceptional experience for our customers while safeguarding our existing production environment.Key Responsibilities:Develop and maintain modern frontend infrastructure, ensuring scalability, performance, and extensibility.Take full ownership of features from design to deployment, managing day-to-day development tasks and support tickets to drive continuous improvement.Collaborate with product, design, and backend teams to create intuitive and high-performance user interfaces.Establish best practices for code quality, component reusability, and testing.

We are seeking a talented and experienced Senior Frontend Developer to join our dynamic team at Gongio. As a key contributor, you will be responsible for creating and optimizing user-facing features, ensuring an exceptional user experience across our platforms. Collaborate closely with designers and backend developers to bring innovative solutions to life and enhance our products.

Yotpo is at the forefront of revolutionizing trust and loyalty in the eCommerce sector. Leveraging AI-driven Reviews and Loyalty solutions, we empower brands to convert casual browsers into loyal customers and advocates. With robust integrations across the eCommerce landscape and the support of over 30,000 brands globally, Yotpo crafts seamless omnichannel experiences that enhance conversion rates, build stronger customer relationships, and foster sustainable growth.At Yotpo, we enable brands to thrive by developing powerful, data-centric eCommerce marketing solutions that foster authentic customer interactions. Our Platform department is vital in equipping product teams with the tools they need to innovate rapidly, scale confidently, and deliver outstanding value. As the Frontend Infrastructure Team Leader, you'll be instrumental in establishing the core foundations that drive our frontend ecosystem and setting the standard for engineering excellence across the organization.Why Join Us:Take ownership of and define frontend standards, architecture, and best practices across the company.Lead innovative initiatives employing state-of-the-art frontend technologies and modern development methodologies.Steer impactful infrastructure projects that empower product teams to scale effectively.Develop into a strategic technical leader with significant organizational influence.Key Responsibilities:Provide robust technical leadership and architectural guidance for Yotpo’s frontend infrastructure.Lead, mentor, and develop a team of frontend engineers, nurturing a culture of ownership, collaboration, and high standards.Define and implement the frontend infrastructure roadmap in line with company objectives.Assess and adopt modern frontend technologies and best practices to ensure scalability, performance, and maintainability.Collaborate across departments with product, backend, design, and other stakeholders to create cohesive solutions.

Yotpo is at the forefront of revolutionizing trust and loyalty in eCommerce. Our AI-driven Reviews and Loyalty solutions empower brands to transform casual browsers into dedicated customers and enthusiastic advocates. With robust integrations across the eCommerce landscape and the confidence of over 30,000 brands worldwide, Yotpo creates seamless omnichannel experiences that enhance conversion rates, foster strong customer relationships, and promote sustainable growth.Joining Yotpo means being part of a dynamic team dedicated to helping brands flourish by crafting powerful, data-driven eCommerce marketing solutions that deliver impactful customer experiences. In this pivotal role within our Platform department, you will establish the structural foundations that support our frontend ecosystem and set the standard for engineering excellence throughout the organization.Why Join Us:Take ownership and define frontend standards, architecture, and best practices across the company.Lead innovative projects using cutting-edge frontend technologies and modern development methodologies.Drive significant infrastructure initiatives that enable product teams to scale effectively.Advance your career as a strategic technical leader with extensive organizational influence.Key Responsibilities:Provide robust technical leadership and architectural guidance for Yotpo’s frontend infrastructure.Lead, mentor, and develop a team of frontend engineers, promoting a culture of ownership, collaboration, and excellence.Define and implement the frontend infrastructure roadmap aligned with company goals.Assess and adopt modern frontend technologies and practices to ensure scalability, performance, and maintainability.Collaborate across product, backend, design, and other teams to develop cohesive solutions.

Join Base44 as a skilled Fullstack Developer and be part of our transformative journey in redefining product development. You will play a crucial role in a dynamic, collaborative team, taking full ownership of features from sleek user interfaces to the APIs that drive them. If you're an enthusiastic engineer who enjoys tackling complex challenges with clean, elegant code while crafting delightful user experiences, we want to hear from you.Quick OverviewWe are in search of a Fullstack Developer with a strong focus on frontend development to create end-to-end features for our AI platform.Your passion for leveraging AI to innovate our product and enhance your development process will be key.This role operates within a startup-mode environment.Key ResponsibilitiesTake ownership of end-to-end features, designing and building scalable, high-quality frontends alongside the backend services that support them.Address challenging technical problems with creative and efficient solutions, contributing to a cutting-edge, AI-powered platform.Deploy your code to millions of users, developing fast, beautiful, and intuitive interfaces that make a real difference every day.Promote clean architecture, maintainable UI components, and performance optimization.Enhance your expertise by learning from exceptional engineers and expanding your skills across both frontend and backend domains.Shape our engineering culture through internal knowledge sharing and, if interested, contribute to the open-source community.

About the RoleAs a Senior Developer Experience Engineer at Axonius, you will play a pivotal role in enhancing our development processes. This isn't just about managing DevOps; you will be at the forefront of innovating our CI/CD pipelines and internal tools. Your goal will be to streamline processes and empower our R&D teams to transition effortlessly from local development to live operations.Key Impact Areas Include:Infrastructure as Code: Architecting and overseeing the cloud infrastructure necessary for R&D.Tooling: Creating tools that facilitate quicker local environments, staging, and automated testing.Strategy: Collaborating with development teams to address scaling challenges within the engineering organization.

Join DoubleVerify as a Senior AI Engineer and play a pivotal role in shaping the future of advertising technology.About UsFounded in Israel, DoubleVerify is a leading big data analytics firm (Stock: NYSE: DV). We monitor and analyze billions of ads daily for some of the world's largest brands. With the capacity to process over 100 billion events per day and peak rates exceeding 1 million requests per second, we deliver real-time analytics with minimal latency. Our mission is to ensure that every advertisement is fraud-free, contextually relevant, geographically targeted, and effectively engaging users throughout its lifecycle.Our global presence spans multiple offices including our headquarters in New York City and R&D centers in Tel Aviv, New York, Finland, Berlin, Belgium, and San Diego. We thrive in a dynamic environment filled with challenges that require innovative solutions. If you are passionate about working in a large-scale setting and eager to contribute to products that significantly impact the industry and the web, we would love to have you on our team.Your RoleWe are seeking a dedicated Software Engineer with a keen interest in AI and Generative AI. You will be part of an innovation-driven team focused on developing agentic AI systems—autonomous software agents capable of executing complex tasks across diverse tools, APIs, and data sources.Your responsibilities will include designing and implementing scalable backend systems that seamlessly integrate large language models and other AI technologies into production-level services. This position combines backend engineering, AI integration, and rapid prototyping, offering ample opportunities for learning, experimentation, and delivering impactful solutions.Architect and implement distributed services that drive AI applications.Develop multi-step reasoning pipelines, retrieval-augmented generation (RAG), and specialized AI capabilities.Create robust APIs, plugins, and integrations for AI agents to interact with external systems and data sources.Rapidly develop and refine proof-of-concepts to validate ideas before scaling them to production.Implement monitoring, evaluation, and logging systems to track AI features in a live environment.Collaborate closely with product managers, designers, data scientists, and AI engineers to create user-centric solutions.Stay updated on emerging AI frameworks, tools, and best practices to enhance reasoning, planning, and autonomy in backend services.

Who is Tenable?Tenable® is the leading company in Exposure Management, with over 44,000 organizations globally relying on our expertise to understand and mitigate cyber risks. We proudly support 65% of the Fortune 500 and 45% of the Global 2000, including major government agencies. Join us in our mission to enhance cybersecurity!Why Choose Tenable?When you ask our team what makes Tenable a fantastic workplace, the answer is always, “Our people!” We collaborate to develop innovative, top-tier cybersecurity solutions while fostering a culture of respect, belonging, and excellence. As part of our #OneTenable team, you'll work alongside some of the industry's most passionate and talented professionals, equipped with the resources you need to make a meaningful impact. We strive for exceptional results and celebrate our successes together!Tenable Operational Technology (OT) SecurityOur OT Security division was formed through the acquisition of a groundbreaking Israeli cybersecurity startup, significantly advancing Tenable’s goal to deliver proactive security for the world’s most sensitive environments. Our solution provides essential visibility and risk management for Industrial Control Systems (ICS/SCADA), safeguarding critical infrastructures such as power plants, manufacturing facilities, and smart buildings. Transitioning from a traditional on-premises solution to a cutting-edge technology platform, we are committed to delivering unparalleled risk visibility through advanced architectures and AI-driven capabilities. By merging extensive on-premises expertise with proactive AI insights, we empower organizations to identify threats and network anomalies before they cause harm.Your Opportunity:As a Fullstack/Frontend Engineer on our team, you will play a crucial role in developing our OT security platform from the ground up using the latest Angular frameworks. We seek a developer who is comfortable establishing new technical foundations while also engaging in daily feature development and ticket management. You will collaborate closely with Product and Design teams to convert requirements into user-centric interfaces while maintaining the curiosity to delve into Backend technologies and work with APIs. This position is perfect for a proactive engineer who thrives on the entire development process—from integrating AI-driven insights to achieving product goals—ensuring a seamless user experience.

Join Axonius as a Senior Software Engineer specializing in Data Engineering. In this role, you will take charge of the design and development of data architectures, machine learning pipelines, and the cloud infrastructure essential for converting vast and fragmented data into actionable insights. Your contributions will enable business leaders to achieve better visibility, automate critical workflows, and foster strategic advancements across the organization.Key Responsibilities:Data Infrastructure Development: Architect and implement all components of the data platform, including machine learning pipelines and necessary infrastructure.Cloud Data Lake Optimization: Establish and enhance an AWS-based Data Lake while adhering to cloud architecture best practices in metadata management, partitioning, and security to facilitate enterprise-level operations.Project Leadership: Oversee full lifecycle of data projects, from initial infrastructure design to production monitoring and performance tuning.Integration Solutions: Employ effective ETL/ELT patterns and advanced querying techniques to tackle complex data integration challenges arising from both structured and unstructured datasets.

BeyondTrust is seeking a Senior Software Development Engineer to join the team in a hybrid role based in Tel Aviv, Israel. This position focuses on building and supporting Entitle, the company’s Just-In-Time Access Management system. The work centers on designing, developing, deploying, and maintaining a cloud-based software platform that uses modern orchestration technologies. BeyondTrust values flexibility, trust, and continuous learning. Team members are encouraged to grow their skills and contribute to a culture where achievements are recognized. The environment brings together colleagues who support and challenge each other to reach their potential. Role overview This role involves leadership in launching and maintaining cloud-scale solutions. The Senior Software Development Engineer will help shape the architecture and technical direction of Entitle, ensuring reliability and scalability. The position requires close collaboration with cross-functional teams and a commitment to high engineering standards. What you will do Design, build, and maintain scalable and resilient backend components, services, and orchestration. Ensure strong user experiences for complex API-based integrations. Contribute to system design and provide technical leadership on complex projects. Review functional and technical requirements, identify gaps, suggest improvements, and communicate ideas across teams. Take end-to-end ownership of deliverables, both individually and as part of a team. Apply engineering best practices to pursue high-quality outcomes. Requirements At least 5 years of experience delivering and supporting enterprise-ready cloud-based systems. Strong understanding of modern design patterns. Excellent communication and collaboration skills for working with cross-functional teams. Experience with the full development lifecycle and product releases in Agile environments. Hands-on experience architecting and developing backend services. Proficiency in Python, with solid knowledge of OOP, system design, networks, and Linux. Experience with public cloud platforms such as AWS, Google Cloud, or Azure. Familiarity with data engineering tools like RabbitMQ, S3, ClickHouse, Airflow, Spark, and Elasticsearch. Experience connecting to API services.

Join Via as a Senior Platform Engineer and play a pivotal role in revolutionizing global transportation. Based in our vibrant R&D center in Tel Aviv, you will collaborate with talented developers and DevOps engineers, leveraging cutting-edge technologies to directly impact the daily commutes of thousands of riders worldwide. As a key member of our Platform Group, you will design, implement, and manage our cloud infrastructure, Kubernetes clusters, and CI/CD systems, driving initiatives that enhance developer experience, operational efficiency, and reliability.

Join Axonius as a Senior Data Infrastructure Engineer and take charge of designing and constructing robust data architectures, ML pipelines, and cloud infrastructure tailored to transform extensive and fragmented datasets into actionable insights. Your expertise will enable business stakeholders to achieve in-depth visibility, automate essential processes, and drive strategic outcomes organization-wide.

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.

Who is Tenable?Tenable® is the leader in Exposure Management, empowering over 44,000 organizations worldwide to comprehend and mitigate cyber risk effectively. Our dedicated team supports a significant portion of the Fortune 500 and Global 2000, in addition to prominent government agencies. Join us as we shape the future of cybersecurity!Why Choose Tenable?Our employees are our greatest asset! We foster a collaborative environment where innovation thrives, enabling us to create top-tier cybersecurity solutions for our clients. We believe in cultivating a culture rich in belonging, respect, and excellence, allowing everyone to reach their full potential. As a member of our #OneTenable team, you will collaborate with some of the industry's brightest minds and receive the necessary support to make impactful contributions. Together, we achieve remarkable results!Your Role:As a Senior Software Engineer in Test, you will play a pivotal role in ensuring the quality of Tenable's solutions by integrating both automated and manual testing methodologies. You will design testing tools and frameworks to validate performance and stability while leading thorough exploratory testing efforts. Additionally, you will oversee the maintenance of testing infrastructure and deliver insightful reports.Your Opportunity:Develop expert knowledge of Tenable's product offerings and testing methodologies to validate functionality, operability, and performance.Lead the design and development of test automation frameworks and automated tests for comprehensive solution acceptance.Evaluate the effectiveness of quality initiatives (e.g., automation, manual tests, bug bounties) and spearhead improvements.Conduct manual, exploratory, and performance testing to identify risks not yet addressed through automation.Exhibit a strong commitment to product quality and a desire to learn continuously.Take initiative in leading testing initiatives with minimal supervision.Be open to performing additional duties as assigned by management.

About Nexxen Nexxen is reshaping the advertising industry with data-driven technology. The company’s platform brings together a demand-side platform (DSP), supply-side platform (SSP), and the Nexxen Data Platform to help advertisers, agencies, publishers, and broadcasters use data and advanced TV in meaningful ways. Role Overview The Data Engineering team in Tel Aviv is looking for a Senior Software Engineer. This position focuses on building and improving the data platform that powers Nexxen’s core systems for processing, storing, and serving data. What You Will Do Own the full development cycle for key projects, from initial design through to production deployment, with an emphasis on efficiency and new ideas. Lead and mentor junior developers, guiding them through complex projects that directly affect the business. The team values proactive problem-solving and collaboration. A hands-on approach to research and development is encouraged. Working at Nexxen Nexxen’s culture centers on customer focus, curiosity, and teamwork without ego. Creativity, commitment, and a drive to innovate are recognized and valued. Employee Safety Nexxen is committed to employee well-being and warns against online scams. The company will never ask for payment as a condition of employment or promote questionable financial schemes. For any concerns about suspicious job postings or communications, contact infosec@nexxen.com to verify authenticity.