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The Position: We are seeking a highly motivated and technically proficient Senior Security Researcher to join our security research division. This role is dedicated to performing advanced offensive security assessments against the biggest companies in the world You need to be independent, attentive to details, organized, eager to learn new things, and like to research and solve problems What you’ll do:
* Engage in sophisticated Red Team projects, including the identification of undisclosed API endpoints and development of novel bypass techniques for established security controls
* Lead and execute comprehensive, technically rigorous security research targeting complex web and mobile applications including reverse engineering and proprietary protocols investigation


About ActiveFence:
ActiveFence is the leading provider of security and safety solutions for online experiences, safeguarding more than 3 billion users, top foundation models, and the world’s largest enterprises and tech platforms every day. As a trusted ally to major technology firms and Fortune 500 brands that build user-generated and GenAI products, ActiveFence empowers security, AI, and policy teams with low-latency Real-Time Guardrails and a continuous Red Teaming program that pressure-tests systems with adversarial prompts and emerging threat techniques. Powered by deep threat intelligence, unmatched harmful-content detection, and coverage of 117+ languages, ActiveFence enables organizations to deliver engaging and trustworthy experiences at global scale while operating safely and responsibly across all threat landscapes.

Hybrid:
Yes

At Infinidat, we help enterprises and service providers empower their data-driven competitive advantage at scale. We are a leading provider of enterprise-class storage solutions. The company’s software-focused architecture delivers sub-millisecond latency, full availability, and scalability with a significantly lower total cost of ownership than competing storage technologies. We are looking for a highly skilled and visionary Team Lead to join our dynamic Platform Group . As a Platform Engineering Team Leader, you will play a crucial role in the design, development, and technical aspects of our high-performance, multi-threaded, clustered, mission-critical, server-side products, developed primarily in C, Python and C++ on the Linux platform.

Responsibilities:

* Technical leadership and ownership of large, multi-disciplinary features and changes to our product
* Hardware and Software Integration - Develop software solutions to effectively handle and monitor various hardware components.
* Linux OS and Driver Enhancement - Support and enhance a customized Linux operating system and drivers that serve as the foundation for Infinidat's software ecosystem.
* Vendor Collaboration - Collaborate with hardware vendors to support current products and seamlessly integrate new product generations into our platform.
* Communication Interfaces- Design and develop both external and internal communication interfaces for our products.
* Managing developers in the team as they tackle difficult issues in their work on SW design, implementation or debugging.

Who We Are At Cross River, we're building the financial infrastructure that powers global innovation. With our cutting-edge suite of embedded payments, cards, and lending solutions, we enable millions of businesses and consumers to transact seamlessly and securely. With 900+ employees worldwide and an R&D center of over 160 employees in Jerusalem - we’re reshaping how financial technology is developed and delivered.

The Role:
We’re looking for a talented and motivated Front-End Developer to help shape the digital experience of Cross River’s COS team . This role is all about building sleek, responsive, and highly functional user interfaces that enable our clients and internal teams to interact seamlessly with our platform. You’ll take ownership of design-to-code workflows, partner with cross-functional teams to bring complex products to life, and continuously improve the usability and performance of our applications. As part of a collaborative engineering culture, you’ll contribute to key architectural decisions and scale our UI for modern fintech demands.

Who You Are:

* You care deeply about user experience and elegant design
* You collaborate well with designers, backend developers, and product managers
* You love clean, maintainable code and value testing and performance
* You’re curious and continuously learning new tools and best practices
* You take ownership, deliver reliably, and help others level up

What You’ll Actually Be Doing:

* Build and maintain modern, responsive front-end applications using React and TypeScript
* Translate complex design systems and wireframes into pixel-perfect user experiences
* Work closely with Product and Design teams to define UI requirements and iterate on user flows
* Optimize applications for performance, accessibility, and cross-browser compatibility
* Participate in code reviews, sprint planning, and retrospectives to improve team practices
* Contribute to scalable UI architecture and reusable component libraries

Why You’ll Love Working Here:

* Flexible hybrid model: 3 days a week in the office – A must
* ₪1,000 net monthly wellness benefit – from therapy to Pilates to your kid’s art class
* Full Keren Hishtalmut, private health & dental insurance
* Donation matching, volunteering days, team outings, and mentorship programs
* A mission-driven culture that values ownership, trust, and meaningful impact

Next Step:
Hit apply!

Who We Are At Cross River, we're building the financial infrastructure that powers global innovation. With our cutting-edge suite of embedded payments, cards, and lending solutions, we enable millions of businesses and consumers to transact seamlessly and securely. With 900+ employees worldwide and an R&D center of over 160 employees in Jerusalem - we’re reshaping how financial technology is developed and delivered.

The Role:
We’re looking for a sharp and experienced Senior QA Engineer to ensure the reliability, accuracy, and performance of Cross River’s most critical system - COS In this role, you’ll be embedded in a fast-paced product team, designing and executing manual and automated test plans that cover everything from backend APIs to customer-facing applications. You’ll take ownership of quality from day one - helping build a scalable testing culture, mentoring junior engineers, and working closely with developers and product managers to catch issues before they hit production. If you're passionate about high standards and building quality into every stage of the SDLC, this one’s for you.

Who You Are:

* Obsessed with quality and passionate about preventing bugs, not just finding them
* A team player who thrives in cross-functional environments
* Analytical and curious - you ask the right questions and dig deep
* Detail-oriented but also see the bigger picture
* Proactive, resourceful, and always looking to improve how things are done

What You’ll Actually Be Doing:

* Own QA strategy and execution for your squad - both manual and automated testing
* Design comprehensive test plans and maintain detailed, reproducible test cases
* Develop and expand automated test suites for APIs, web apps, and backend systems
* Work closely with Developers, Product, and DevOps to shift-left and integrate testing early
* Track, triage, and follow through on bugs with clarity and urgency
* Help build a culture of quality through documentation, metrics, and knowledge sharing

Why You’ll Love Working Here:

* Flexible hybrid model: 3 days a week in the office – A must
* ₪1,000 net monthly wellness benefit – from therapy to Pilates to your kid’s art class
* Full Keren Hishtalmut, private health & dental insurance
* Donation matching, volunteering days, team outings, and mentorship programs
* A mission-driven culture that values ownership, trust, and meaningful impact

Next Step:
Hit apply!

Who We Are At Cross River, we're building the financial infrastructure that powers global innovation. With our cutting-edge suite of embedded payments, cards, and lending solutions, we enable millions of businesses and consumers to transact seamlessly and securely. With 900+ employees worldwide and an R&D center of over 160 employees in Jerusalem - we’re reshaping how financial technology is developed and delivered.

The Role:
We’re looking for a skilled and curious Back End Developer to join our growing engineering team. In this role, you'll architect and build reliable, scalable services that power mission-critical fintech products - from payments and lending to compliance and blockchain. You'll collaborate closely with product, DevOps, and front-end engineers to design robust APIs, implement clean data flows, and solve complex performance challenges. Your work will shape how money moves securely across our infrastructure and directly support millions of users. This is a great opportunity to drive meaningful impact while learning and growing within a highly supportive and technical team.

Who You Are:

* A thoughtful engineer who balances technical excellence with product impact
* Comfortable across the full stack, with strong backend expertise and frontend awareness
* Detail-oriented and passionate about clean, scalable, and well-tested code
* Excited to collaborate and share your knowledge across teams
* Motivated by ownership, mentoring others, and building features that users love

What You’ll Actually Be Doing:

* Design, develop, and deliver scalable software modules and components
* Build backend systems using .NET, DotNet 6.0, SQL Server, RabbitMQ, Docker and AWS
* Plan, triage, and prioritize work across multiple priorities
* Share your knowledge with teammates and help mentor and guide partners

Why You’ll Love Working Here:

* Flexible hybrid model: 3 days a week in the office – A must
* ₪1,000 net monthly wellness benefit – from therapy to Pilates to your kid’s art class
* Full Keren Hishtalmut, private health & dental insurance
* Donation matching, volunteering days, team outings, and mentorship programs
* A mission-driven culture that values ownership, trust, and meaningful impact

Next Step:
Hit Apply!

Our DOCA Verification team is seeking a highly motivated and hardworking Software Engineer with hands-on capability technical experience, to verify the design and implementation of the next generation Data Processing Unit Software, with wide range of features related to cyber security and embedded systems.

This position offers the opportunity to have real impact in a dynamic, technology-focused company impacting data centers across the world. We're united in our quest to transform the way Smart Adapters are used.

What you'll be doing:

Work with some of the best engineers to define, plan, and develop Testing platforms and infrastructure.

Build and continuously reform verification infrastructure and methodologies to meet the demands of next generation DPU

Work closely with customers and end users to collects requirements and understand use cases

Deep engagement in our products and services.

Were looking for a hands-on digital performance manager to join our global marketing team. This is a hybrid role that combines strategic thinking with daily execution- perfect for someone who enjoys running campaigns, diving into data, and constantly testing and improving performance.
Youll be managing our paid campaigns (Google, YouTube, and Meta) across multiple markets, tracking performance, and helping us use data and automation to scale smarter.
This is not a campaign operator job its a role for someone who wants to shape marketing strategy, drive insights, and prove ideas hands-on. Youll play a central part in helping us grow, learn, and scale globally.
Key Responsibilities:
Performance Marketing Execution
Plan, launch and optimize paid campaigns on Google Ads, YouTube, and Meta (FB/IG)
Manage targeting, budgets, creatives, and testing end-to-end
Monitor performance daily, making agile adjustments to maximize ROI
Analytics & Insights
Build and maintain reports and dashboards to track performance and key KPIs
Analyse results across channels, markets, and campaigns
Draw clear insights and recommend actionable next steps
AI & Automation Integration
Maintain and optimize our HubSpot setup
Explore and implement AI tools for campaign optimization, creative generation, and reporting automation
Stay up to date on new technologies and share learnings with the team
Collaboration & Communication
Work closely with marcom, market managers and sales to ensure campaigns match local needs and business goals
Present insights and recommendations clearly and persuasively
Act as the bridge between strategy, execution, and analytics within the team

We are looking for best-in-class Senior Chip Design Verification Engineers to join our outstanding Networking Silicon engineering team, developing the industry's best high speed communication devices, delivering the highest throughput and lowest latency!

Come and take a significant part in designing and verifying our groundbreaking and innovating new chips, enjoy working in a meaningful, growing and highly professional environment where you make a huge impact in a technology-focused company.

What you'll be doing:

Take a crucial part in developing our next-generation chip controller

Design and verification with challenging multi-discipline context

Take part in the development of all our networking and GPU networking chips and systems.

We seek a skilled and experienced .Net Developer to join our Server-Side team, which is currently developing both Cloud and On-Premises applications. In this role, you will play a crucial role in developing our next-generation system. Your responsibilities will include rewriting business logic from our legacy system, initially written in .Net Framework and C++, and migrating it to the new system using .Net Core. You will also design and develop new features from scratch.
Additionally, you will be responsible for developing a cloud-based application, encompassing everything from RESTful API development to creating comprehensive data solutions, including data collection, transformation, and monitoring systems.
Essential Duties and Responsibilities:
Design and develop both gRPC and REST APIs.
Own complex features from concept through to production.
Review and provide constructive feedback on code written by team members.
Participate in design and architecture meetings to shape the future of our systems.
Apply excellent software design principles, debugging skills, and problem-solving abilities to produce high-quality code and comprehensive unit tests.
Demonstrate strong object-oriented design and coding skills and proficiency in Object-Oriented Programming and Design Patterns.
Independently solve problems and overcome technical challenges.
Stay updated on the latest trends, technologies, and best practices in backend development.
Communicate effectively and maintain excellent interpersonal relationships within the team.
Be a great team player who can work independently as needed.

We are looking for a Test Development Engineer to join our team. This role will work as part of a team driven by the development of NVIDIA's networking and interconnect products. Do you have a passion for automation development, test program development, code writing and looking for sophisticated and significant topics? We will be happy to have your skills on the team. You will handle various projects across teams, build test plans, automate test specification and execution. You will continuously innovate and develop scalable, reliable, high-performance systems and tools to enable the next generation of Interconnect products.

What Youll Be Doing:

Will work on projects across multiple functional teams from different geographies throughout the product lifecycle

Develop test plans, and execute testing via automation and manually for all supported hardware releases

Work with cross-functional teams across engineering, thermal, mechanical, and HW to identify test requirements

Develop automation and tools for NVIDIA hardware releases and test environment

Debug HW & SW failures in interconnect products, Isolate the problem, and get to the root cause

Design and build technical processes to address business issues

Deploy the test solution to the production sites and provide support if needed.

Train personnel on the required processes and operations of complex test systems.

Ensure all testing is being conducted in compliance with all safety protocols.

We are seeking a sharp, innovative, and hands-on Architect to help shape the future of LLM inference at scale. Join our dynamic E2E Architecture group, where we build cutting-edge systems powering the next generation of generative AI workloads. In this role, you will work across software and hardware domains to design and optimize inference infrastructure for large language models running on some of the most advanced GPU clusters in the world.

Youll help define how AI models are deployed and scaled in production, driving decisions on everything from memory orchestration and compute scheduling to inter-node communication and system-level optimizations. This is an opportunity to work with top engineers, researchers, and partners across us and leave a mark on the way generative AI reaches real-world applications.

What Youll Be Doing:

Design and evolve scalable architectures for multi-node LLM inference across GPU clusters.

Develop infrastructure to optimize latency, throughput, and cost-efficiency of serving large models in production.

Collaborate with model, systems, compiler, and networking teams to ensure holistic, high-performance solutions.

Prototype novel approaches to KV cache handling, tensor/pipeline parallel execution, and dynamic batching.

Evaluate and integrate new software and hardware technologies relevant to Core Spectrum-X technologies, such as load balancing, telemetry, congestion control, vertical application integration.

Work closely with internal teams and external partners to translate high-level architecture into reliable, high-performance systems.

Author design documents, internal specs, and technical blog posts and contribute to open-source efforts when appropriate.

We are looking for a highly experienced a hands-on Compiler Engineer who embodies ambition and positivity.
Someone who can passionately take ownership of their responsibilities, collaborating effectively with remote teams to not only meet but exceed our objectives and fulfill the evolving needs of our expanding customer base.
Responsibilities::
Develop QM's compiler from a proprietary quantum language to a proprietary processor tailored to realize and accelerate quantum computing.
Take on complex optimization challenges at the core of our unique compiler, focusing on real-time applications, hybrid quantum/classical algorithms, and parallel processing.
Conduct rigorous testing, debugging, and profiling to ensure the performance and correctness of compiler outputs.
Hands-on development and debugging of software to optimize the utilization of limited hardware resources, enabling the scaling of quantum computing systems and improving quantum algorithm performance on our cutting-edge quantum orchestration platform.
Collaborate closely with hardware, software and architecture teams to ensure seamless software-hardware integration, directly enhancing system capabilities and performance.

We are looking for a Senior Software Engineer to join the the DOCA SDK Verification team. The DOCA SDK enables developers to rapidly create applications and services on top of our BlueField data processing units (DPUs), leveraging industry-standard APIs. With DOCA, developers can deliver breakthrough networking, security, and storage performance by harnessing the power of our DPUs.

What you'll be doing:

Develop verification infrastructure in Python, tackling complex technical challenges, to ensure the robustness and correctness of DOCA Services.

Engage in the full software development lifecycle of verification components, from design to implementation, and deployment.

Write tests for verifying the functionality and performance of the DOCA platform.

Debug and analyze complex system-level issues to identify root causes and ensure timely resolution.

Were looking for a Hardware Qualification Engineer to join our Hardware R&D team in Tel Aviv. In this role, you'll ensure our hardware systems perform reliably under real-world conditions.
Youll work closely with our system, software, and validation teams to design and execute comprehensive qualification test plans and legal qualification requirements. Your insights will directly impact the quality, robustness, and performance of cutting-edge control systems.
Key Responsibilities:
Define and implement system-level hardware qualification procedures based on in-depth analysis of circuit and system designs.
Design and build complex test setups, integrating our hardware with advanced measurement tools.
Run and analyze qualification testsstress, thermal, performance, and edge cases.
Review test data to identify anomalies and assess hardware readiness.
Collaborate with engineering teams to communicate findings and support root-cause investigations.
Maintain clear, detailed documentation of test methods, configurations, and results.
Work with vendor laboratories to certify our systems to CE, FCC and other international requirements.