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We are looking for an experienced Data Scientist who can leverage and develop innovative machine learning, NLP, and generative AI technologies, for solving problems within a wide scope. As a part of our Data Science group, you will work on highly complicated challenges, from research to production, and help shape our algorithms and AI platform. You will work with Developers, Analysts, Product Managers, and business owners on growth opportunities and new ideas. You should have a strong background and experience in the machine learning pipeline through business understanding, research, data exploration, feature engineering, model building, performance evaluation, testing, production-level code and deployment, model monitoring, and maintenance.

What am I going to do?:

* Take leading roles in projects such as search engine ranking, promoted ads in Fiverr’s search results, recommendations, users segmentation and personalization, online bidding optimization, text analysis, real-time predictions, live streaming data handling, exploration-exploitation problems, etc.
* Work closely with various departments in the company to provide advanced Data Science solutions end to end.
* Write and own production models and code.
* Independent research and innovation in new content and technological domains.
* Lead and advise other team members.
* Continuously produce new initiatives and improvement ideas.
* Act as a leader of Fiverr’s AI platform. Develop models and framework solutions for the group.

Equal opportunities:
At Fiverr, we prioritize diversity. We celebrate difference and embed it into every aspect of our workplace, from our community to our product. Fiverr is proud and committed to providing equal opportunity employment to all individuals regardless of race, color, religion, sex, sexual orientation, citizenship, national origin, disability, Veteran status, or any other characteristic protected by law. In addition, Fiverr will provide accommodation to individuals with disabilities or a special need.

Alice is seeking a driven, detail-focused professional to become a vital part of our team as a Generative AI Analyst. In this role, you'll dive into the cutting-edge of technology, meticulously analyzing various content infringements to secure the new wave of Generative AI tools. Your duties will include collaborating with experts in diverse fields such as Hate Speech, Misinformation, Intellectual Property and Copyright, Child Safety, among others. Your tasks will involve writing adversarial; prompts to identify weaknesses in various AI models, including Large Language Models (LLMs), Text-to-Image, Text-to-Video, and beyond. You'll also oversee data management to guarantee the highest quality of outputs. Responsibilities
* Developing adversarial and risky prompt strategies across several areas of abuse to expose potential vulnerabilities in models.
* Managing projects end-to-end, from initial planning and oversight through quality assurance to final delivery.
* Handling extensive datasets across multiple languages and areas of abuse, ensuring precision and meticulous attention to detail.
* Ongoing investigation into new tactics for circumventing foundational models' safety measures.
* Working alongside diverse teams, engineering, product, policy, to tackle new challenges and craft forward-thinking strategies and resolutions.
* Promoting a culture of knowledge exchange and continual learning within the team.


About Alice:
Alice is a trust, safety, and security company built for the AI era. We safeguard the communicative technologies people use to create, collaborate, and interact—whether with each other or with machines. In a world where AI has fundamentally changed the nature of risk, Alice provides end-to-end coverage across the entire AI lifecycle. We support frontier model labs, enterprises, and UGC platforms with a comprehensive suite of solutions: from model hardening evaluations and pre-deployment red-teaming to runtime guardrails and ongoing drift detection.

Rail Vision is a multidisciplinary AI & Electro-Optics startup based in Ra’anana, developing life-saving vision systems for the global railway market. We are looking for a talented and self-motivated Annotation Specialist to join our Annotation team and work closely with our Algorithms department. This is a unique opportunity to make a real impact in a meaningful, safety-critical industry. Responsibilities:
* Be responsible for the ground truth annotation and tagging and channel accurate visual data to the deep learning pipeline.
* Work with various imagery sensors such as RGB, Thermal and visual geographical data.
* Work closely with internal teams to understand their requirements for annotated data.
* Suggest methods for improving work efficiency.

Advantages:

* Hands-on experience with Adobe After Effects
* Background in video editing and post-production workflows
* Experience working with Blender
* Familiarity with scripting languages such as Python and JavaScript

DealHub is a leading provider of sales engagement solutions, enabling businesses to streamline their sales processes and close deals faster. With cutting-edge quote-to-revenue solutions, DealHub empowers sales teams to optimize workflows, enhance customer interactions, and drive revenue growth. We are hiring a highly motivated and experienced Pre-Sales Engineer with a solid background in tech companies and SaaS products, to join our Sales team. As a Pre-Sales Engineer at DealHub, you will be an integral part of the Sales team, focused on optimizing the sales process through tailored technical expertise and compelling product demonstrations. You will collaborate with prospects and internal teams to align DealHub’s solutions with customer needs, lead technical demos and POCs, and generate and reply to RFPs/RFIs, while your primary goal is to accelerate sales cycles by serving as the technical consultant and strategist during the sales process. Key Responsibilities
* Partner closely with Account Executives to strategize and execute sales processes, delivering the technical expertise necessary to close deals successfully.
* Develop and present tailored product demonstrations and POCs that showcase DealHub’s value in addressing customer pain points and achieving sales goals.
* Actively engage with prospective customers to understand their challenges, define their needs, and recommend the right configurations of DealHub's platform to support their sales processes.
* Serve as the technical resource for the sales team, addressing detailed questions about platform capabilities, integrations, security, and scalability.
* Assist with RFP/RFI responses, ensuring all technical requirements are met and aligned with the proposed solution.
* Work with Product, Engineering, and Customer Success teams to ensure alignment on customer needs and feedback, contributing to a seamless sales-to-implementation transition.

Were looking for an Assistant Controller to join our Finance team in a hands-on, professional role. This is a great opportunity for a CPA at the early stage of their career to step into corporate controllership, work closely with the Controller and CFO, and gain broad exposure to a dynamic business.
Responsibilities:

* Take part in the review and control of bookkeeping and balance sheet reconciliations
* Identify exceptions and improve the quality of financial data
*  Support monthly invoicing and month-end close processes
*  Work closely with the Controller, Accounting team, and FP&A
*  Help improve accounting processes and data flows across systems
Advantages:

* Experience with Priority ERP
* Background in reconciliations, data quality, or process improvement

We are looking for a Marketing Designer to join our marketing design team! You will join a dynamic and fast-paced environment and work with cross-functional teams to design the visual aspect of our casual mobile games. The Role As a Marketing Designer, you will be responsible for converting design briefs into amazing creatives:
* Create assets based on the games art using illustration skills combined with top AI tools
* Create/convert graphics for several platforms.
* Create engaging marketing material designs for Ilyon’s brand

Alice is seeking an experienced Malware Research Director to build and manage multiple teams dedicated to malware research. This role presents an exciting opportunity to establish a new operation from the ground up, creating processes, optimizing and setting up cross-team collaboration while serving as the primary client interface. The position is primarily leadership, client-facing, creating solutions and requiring exceptional team-building and operational setup skills. The ideal candidate demonstrates high technical skills, proven experience in building teams from scratch, establishing new operations, and strong client relationship management capabilities. Key Responsibilities:
* Establish operational processes, workflows, and quality standards for the new teams
* Coordinate with other departments to integrate the new operation into the existing infrastructure
* Serve as primary client interface, managing relationships and ensuring client satisfaction
* Present research findings and malicious evidence to clients and stakeholders
* Advise on technical aspects for malware research challenges and automated solutions
* Create training programs and onboarding processes for new team members
* Develop performance metrics and evaluation frameworks for team effectiveness
* Lead client meetings, requirement discussions, and project planning sessions
* Collaborate with sales and business development teams on client engagements

About Alice:
Alice is a trust, safety, and security company built for the AI era. We safeguard the communicative technologies people use to create, collaborate, and interact—whether with each other or with machines. In a world where AI has fundamentally changed the nature of risk, Alice provides end-to-end coverage across the entire AI lifecycle. We support frontier model labs, enterprises, and UGC platforms with a comprehensive suite of solutions: from model hardening evaluations and pre-deployment red-teaming to runtime guardrails and ongoing drift detection.



Hybrid:
No

As a GenAI Security Researcher, you’ll dive deep into the challenges of AI safety, conducting redteaming operations to identify vulnerabilities in generative AI systems and their infrastructure. You will conduct redteaming operations for finding and addressing risks to ensure AI models are robust, secure, and future-proof. As a Security Researcher, you will:
* Conduct sophisticated black-box redteaming operations to uncover vulnerabilities in generative AI models and infrastructure.
* Design new techniques to bypass the latest AI security mechanisms.
* Evaluate and strengthen the security of AI systems, identifying weaknesses and collaborating to implement improvements.
* Work with cross-functional teams to automate security testing processes and establish best practices.
* Stay ahead of emerging trends in AI security, ethical hacking, and cyber threats to ensure we’re at the cutting edge.

About Alice:
Alice is a trust, safety, and security company built for the AI era. We safeguard the communicative technologies people use to create, collaborate, and interact—whether with each other or with machines. In a world where AI has fundamentally changed the nature of risk, Alice provides end-to-end coverage across the entire AI lifecycle. We support frontier model labs, enterprises, and UGC platforms with a comprehensive suite of solutions: from model hardening evaluations and pre-deployment red-teaming to runtime guardrails and ongoing drift detection.



Hybrid:
Yes

What We Are Looking For As a GenAI Security Team Lead, you will lead a team of GenAI researchers, combining both strategic and hands-on, big-picture planning with direct technical contributions. Your primary responsibility will be managing a GenAI-focused team, while fostering a culture of innovation and excellence, providing comprehensive training, guidance, and leadership while ensuring high-quality deliverables. The position balances managerial responsibilities with hands-on technical work (approximately 25%) Key Responsibilities
* Recruit, mentor, and manage a team of GenAI researchers
* Regularly share knowledge with team members and collaborate across departments
* Evaluate and enhance team performance and deliverables quality
* Lead development of automated test harness, continuously evaluating prompts across multiple GenAI models to expose vulnerabilities and measure guardrail effectiveness.



About Alice:
Alice is a trust, safety, and security company built for the AI era. We safeguard the communicative technologies people use to create, collaborate, and interact—whether with each other or with machines. In a world where AI has fundamentally changed the nature of risk, Alice provides end-to-end coverage across the entire AI lifecycle. We support frontier model labs, enterprises, and UGC platforms with a comprehensive suite of solutions: from model hardening evaluations and pre-deployment red-teaming to runtime guardrails and ongoing drift detection.

What We Are Looking For As a Red Team Specialist focused on GenAI models, you will play a critical role in safeguarding the security and integrity of commercial cutting-edge AI technologies. Your primary responsibility will be to analyze and test commercial GenAI systems including, but not limited to, language models, image generation models, and related infrastructure. The objective is to identify vulnerabilities, assess risks, and deliver actionable insights that strengthen AI models and guardrails against potential threats. Key Responsibilities
* Execute sophisticated and comprehensive attacks on generative foundational models and agentic frameworks.
* Assess the security posture of AI models and infrastructure, identifying weaknesses and potential threats.
* Collaborate with security teams to design and implement effective risk mitigation strategies that enhance model resilience.
* Apply innovative testing methodologies to ensure state-of-the-art security practices.
* Document all red team activities, findings, and recommendations with precision and clarity.

About Alice:
Alice is a trust, safety, and security company built for the AI era. We safeguard the communicative technologies people use to create, collaborate, and interact—whether with each other or with machines. In a world where AI has fundamentally changed the nature of risk, Alice provides end-to-end coverage across the entire AI lifecycle. We support frontier model labs, enterprises, and UGC platforms with a comprehensive suite of solutions: from model hardening evaluations and pre-deployment red-teaming to runtime guardrails and ongoing drift detection.

Hybrid:
Yes

Power the Future with us! SolarEdge (NASDAQ: SEDG), is a global leader in high-performance smart energy technology, with over 3000 employees, offices in 33 countries, and millions of products installed in over 133 countries. We are seeking a passionate and detail-oriented Student to join our team and contribute to post-silicon validation activities for ASIC devices. This role offers a unique opportunity to deepen your expertise in analog and mixed-signal circuit characterization and contribute to cutting-edge semiconductor development. Responsibilities
* Perform lab characterization of mixed-signal and analog IPs including ADCs, DACs, voltage references (Bandgap), sensing amplifiers, and analog channels
* Analyze measurement data using tools such as Excel and MATLAB, and compare results against specifications
* Develop and document technical reports and measurement procedures
* Implement test automation through coding
* Troubleshoot lab issues and resolve bugs by applying deep analog circuit knowledge
* Collaborate closely with the design team to support validation efforts

Country:
Israel

City:
Herzliya