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Were looking for a passionate Software Engineer to join our growing Payments OS Team. Youll have the opportunity to work with the most professional people on building new payment solutions for our rapidly growing business, from design and development to testing and production.
We use the latest technologies and architecture, with Java, hosted on AWS Cloud and orchestrated with Kubernetes for both development and production.
The Team:
We are reshaping global payroll and payments with its advanced cloud-based platform. At the heart of this transformation is our Payments OS Team, driving the development of secure, scalable, and high-performance solutions that streamline global transactions for businesses in over 160 countries, ensuring compliance, transparency, and on-time delivery.
As part of the team, you will work closely with Payment Architects, Product Managers, and Infrastructure Leads to design and implement robust backend services, intuitive front-end applications, and complex integrations that elevate our platform's capabilities. You'll be instrumental in shaping the future of global payment processing and enhancing our clients' experiences.
You Will:
Design and implement backend solutions for payment processing, ensuring reliability, scalability, and security in global transactions.
Take an active role in defining architecture and enhancing the capabilities of our payment products.
Ensure high-quality code, including automated testing, design reviews, and code reviews.
Stay up-to-date on the latest technologies and design patterns in development and testing.
Work in a collaborative environment with architects, product managers, and fellow developers to deliver robust solutions.

As an NLP Data Scientist, a leader in AI-driven healthcare technology, you will play a critical role in developing intelligent language-based systems that directly support our core mission. Youll lead efforts in designing, evaluating, and deploying state-of-the-art Natural Language Processing (NLP) and Large Language Model (LLM) capabilities in production. From prompt engineering and NLU model development to model optimization and monitoring, your work will impact real-world outcomes and shape the future of digital health solutions. This role bridges applied machine learning, linguistics, and GenAI innovationideal for those who want to build solutions that matter.

What Youll Do:

Develop and maintain Natural Language Understanding (NLU) models integrated into key company products.

Design and iterate on prompt templates and strategies using techniques such as few-shot, zero-shot, and chain-of-thought prompting.

Apply best practices from prompt engineering, including answer engineering (e.g., extractors, verbalizers, formatting).

Evaluate model outputs using modern benchmarking techniques (e.g., self-consistency, prompt ensembles).

Collaborate with cross-functional teams (engineering, product, clinical) to tailor LLM-based systems to practical use cases.

Monitor and improve model performance post-deployment with a focus on stability, safety, and domain alignment.

Contribute to the internal prompt engineering knowledge base and stay up to date with the latest research and community best practices.

designs & develops digital products (that create a digital customer experience) for tech-companies, based in Israel with offices in New York City.

The position is ideal for an energetic, creative individual, independent and a team player with a strong personality, who would like to take on a wide range of challenging projects in an exciting and dynamic atmosphere.

What you'll be doing
Take active part in research and development of innovative Android applications utilizing computer vision and AR technologies.
Collaborate with cross-functional teams to define, design, and ship new features.
Integrate AI vision models for detecting and tracking real-world objects in real-time.
Develop and implement AR features to enhance user interaction and experience.
Optimize application performance for smooth and efficient operation.
Conduct code reviews and provide mentorship to junior developers.
Stay updated with the latest industry trends and technologies to ensure our applications remain at the forefront of innovation.

We are seeking a Full Stack Developer (Frontend oriented) to join our growing Application team.

Were looking for a passionate and experienced Full Stack Developer to become the first of their kind in our growing application team.

In this pivotal role, youll take end-to-end ownership of our core cyber web application, developing impactful solutions that help organizations uncover threats, stay ahead of evolving risks, and make smarter, data-driven security decisions

What Youll be Doing:
Take ownership of designing, developing, and maintaining scalable full-stack applications.
Manage the complete feature delivery process, from architecture through to deployment.
Develop frontend applications using React (Next.js) and TypeScript and backend microservices with Java (Spring Framework) and
Collaborate cross-functionally with Product, Design, and Engineering teams to build exceptional user experiences.

Join Our Team: High-Level & low-level software engineer for Embedded Systems Ready for a new challenge? We're seeking a software engineer to tackle Embedded systems head-on. Lead the charge in crafting innovative solutions with us

We are looking for a Professional Services Engineer.
As a Solutions Engineer on the Professional Services team, you will work closely with clients to guide them through technical integration and ensure a successful deployment of the platform. This role is ideal for someone who thrives at the intersection of technology and client engagement, with a passion for digital assets and delivering impact.
Lead technical discovery sessions and provide best-practice guidance during integration planning.
Deliver solution design workshops, technical documentation, and hands-on implementation support.
Serve as a trusted advisor to clients, aligning technical strategy with business objectives.
Collaborate with product and engineering teams to shape platform capabilities based on client needs.
Stay ahead of industry trends and emerging technologies in crypto, Web3, and blockchain.
Ensure all solutions adhere to regulatory, security, and operational standards.

We are looking for a Backend Engineer, Payments.
As part of your role, you will be developing new features for the Payments engine, working closely with our Product and Design teams.
You will work with a variety of web development technologies while utilizing continuous development and fully automated testing coverage.
As a senior developer youll be responsible for creating technical designs, mentoring and setting development standards for your team members.

We are looking for a Core Developer, Security & Trust Products.
As a Core Developer on our team, you'll be instrumental in shaping the future of digital asset security. You'll dive deep into our policy engine, a critical component implemented with confidential computing technologies, and directly contribute to securing trillions of dollars in transactions. This is a unique opportunity to make a profound impact by:
Scaling to New Heights: Tackle fascinating challenges in optimizing our systems to support an ever-increasing number of transactions per second and dramatically improve transaction latency.
Redefining User Access & Authorization: Take ownership of user access, authentication, and authorization. This could mean designing a brand-new, in-house architecture that sets new industry standards, moving beyond our current reliance on Auth0.
Driving Business Growth: Your innovations in security will directly enable to offer the products our clients are eagerly awaiting, solidifying our position as a market leader.

Design and develop scalable and reliable backend systems using modern programing languages and frameworks.
Implement and maintain components that handles data in very large scale and in very low latency.
Optimize components working with database and queues to ensure high performance and scalability.
Implement security measures to protect user data and ensure system integrity.
Troubleshoot and resole complex technical issues that may arise.
Provide mentorship and guidance to junior team members.

We are looking for a Cryptography Quality Lead.
What Youll Do:
Define and own the quality roadmap. Establish a comprehensive test strategy (unit, integration, statistical, compatibility, and performance) that targets a 99 % confidence level across all cryptographic components and platforms.
Build test automation. Develop and maintain high‑coverage test suites in C/C++ (mainly) and integrate advanced tools such as fuzzing.
Drive continuous improvement. Embed secure‑development‑lifecycle checkpoints, instrument metrics for coverage, flakiness, and regression detection, analyse failures, and prioritise remediation with engineering leads.
Coordinate independent audits. Manage relationships with external cryptography consultants who perform black‑box reviews and certification testing, while maintaining clear hand‑offs without daily code collaboration.
Document and certify. Produce traceable logs, unique test identifiers, and evidence packages to support formal certifications (e.g., FIPS, ISO, IETF RFC).

We are seeking a highly skilled Program Manager with expertise in matrix management and a strong technical background. The ideal candidate will have experience leading complex IT infrastructure and collaborating with development department and various organizational partners.
Program leadership: Lead and manage multiple related IT infrastructure projects within a matrix environment.
Stakeholder Engagement: Collaborate with stakeholders across various departments to gather requirements, provide updates and resolve issues.
Performance Tracking: Monitor program progress, utilizing KPIs and metrics to evaluate and inform decision-making.

We are looking for an experienced Senior Full Stack Developer to join our dynamic team.
As Senior Full Stack Developer, you will be responsible for designing, developing, and maintaining scalable backend and frontend systems that power our applications.
Troubleshoot and debug issues to ensure smooth operation of systems.
Stay up to date with emerging technologies and best practices in Full Stack development.

We are seeking a passionate and determined R&D researcher for our team that specializes in developing innovative IoT-based systems. Experience with designing and implementing new communication solutions is required, as well as identifying vulnerabilities and creating innovative solutions to overcome them.
Responsibilities:
Define and implement novel secure communication solutions.
Conduct research to find new exploits and adapt existing CVE while overcoming obstacles, reaching POC and then developing into a working solution.
Improve and adapt existing exploits.
Conduct research tasks independently.