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We are looking for an Experienced QA Engineer to write test scenarios, automating test flows and execute manual test plans for web applications! We are looking for people who look at the world differently, people who are passionate about making sense out of huge amounts of data, who explore, analyze and lead the solutions they envision. If you are an engineer that is passionate about being part of an innovative product, making an impact, and striving to work with the industrys best talent as part of one of the fastest growing and successful startups around - we are where you want to be!
So what will you actually be doing?
Design, plan, analyze QA tests/test-plans for web applications.
Work closely with the development teams and be part of a development cycle.
Design and execute automated end-to-end regression and sanity tests, identifying gaps and deficiencies.
Assess delivery readiness and maintain outstanding UX/UI standards through manual testing as needed.
Investigate product quality issues to uphold high-quality standards.
Collaborate with Product and other teams to manage documentation and ensure timely releases.
Review final product functionality before releases.
Assist and guide developers in creating test plans for their new features.

We are looking for an QA Engineer to write test scenarios and execute manual test plans for web applications. We are looking for people who look at the world differently, people who are passionate about making sense out of huge amounts of data, who explore, analyze and lead the solutions they envision. If you are an engineer that is passionate about being part of an innovative product, making an impact, and striving to work with the industrys best talent as part of one of the fastest growing and successful startups around - we are where you want to be!
So what will you actually be doing?
Design, plan, analyze QA tests/test-plans for web applications.
Work closely with the development teams and be part of a development cycle.
Investigate product quality issues to uphold high-quality standards.
Collaborate with Product and other teams to manage documentation and ensure timely releases.
Review final product functionality before releases.
Handle software updates, patches, and bug fixes.

We are looking for a Senior Full Stack (C#, Typescript) who is passionate about web and product, eager to solve complex problems and dreams of working with the BEST team.

What will you actually be doing?
End to end development using cutting edge technologies.
Be part of an organic team developing in a fast paced environment.
Develop code that is used daily by millions of users.
Practice the most advanced code techniques available.

We are seeking a highly skilled Angular Developer to join our team and contribute to critical initiatives at the core of our platform. The ideal candidate will demonstrate strong analytical and problem-solving capabilities, a proactive work ethic, and the ability to take full ownership of assignments from inception to completion.
This position requires the capacity to perform effectively in a dynamic environment, manage multiple projects simultaneously, and collaborate closely with cross-functional teams. Excellent communication skills, attention to detail, and the ability to prioritize tasks and meet deadlines are essential.

What will you actually be doing?
Design and implement complex frontend features for our content creation and management platform, ensuring scalability, performance, and maintainability.
Own features end-to-end - from technical design and architecture decisions through implementation, code review, testing, and production deployment.
Collaborate with product managers, designers, and backend engineers to translate requirements into technical solutions and deliver high-quality features.
Drive technical excellence by establishing coding standards, conducting thorough code reviews, and mentoring team members on best practices.
Monitor production systems using observability tools, proactively identify performance bottlenecks, and implement solutions to improve reliability and user experience.
Lead initiatives to reduce technical debt and modernize the codebase while maintaining backward compatibility and system stability.
Champion quality through comprehensive testing strategies including unit, integration, and e2e tests, ensuring high coverage and confidence in releases.

As a Senior Software Engineer, youll play a key role in building a secure, high-performance payments platform. Youll optimize payment routing, integrate global payment gateways and alternative payment methods, implement fraud detection and chargeback management, and help build a data lake for analytics and operations. This role is ideal for engineers with end-to-end experience who thrive in fast-paced, high-growth environments.
Responsibilities:
Building our high scale cloud-based payments platform in Node.js
Have end to end ownership: Design, build, ship, measure and maintain low latency, high availability and high performance services.
Bring your unique experience - we are open to new ideas and expect you to bring our team and platform to a new level
Optimize resource usage (database, infrastructure, integrations)
Mentor and guide software engineers and help build a professional and effective team.

We are looking for a Backend Developer, which is both hands-on and an ace problem solver to join our amazing DeepUI group. We are developing our revolutionary runtime engine and transforming the online experience for hundreds of millions of users. Our proprietary AI-based technology is bringing the world's leading digital adoption platform to the next level by understanding and interacting in real time with graphical user interfaces at a human level. We are looking for people who are passionate about leading technology to the extreme. If you are striving to develop an innovative product, make an impact, and work with the industrys brightest talent as part of one of the fastest-growing and successful startups around - We are where you want to be.
What will you actually be doing?
Design and build the latest back-end solutions to the exciting and rapidly evolving domain of GUI perception.
Develop and maintain complex backend cloud services and infrastructure, across multiple regions.
Design architecture for new services and implement through to production.
Implement and own end to end solutions that will scale to millions of users.
Participate in fast-paced research while running in production. A very rare and exciting combination.
Help build our engineering culture.
End to end development of features and systems that are used daily by key stakeholders, both internally and externally.

We are looking for an Android Developer.
What does the day to day of a Mobile Developer at our company look like:
Design and write (a lot of) high-quality, functional code of B2C apps with millions of paying and non-paying users.
Tackle challenges and find creative and innovative ways to solve them.
Determine feasibility & take part in decision-making by performing risk management and evaluating trade-offs.
Contribute to your team development velocity and quality confidence.
Improve your skills, learn from and mentor top-notch engineers and enrich other team members.
Perform code reviews, evaluate implementations, and provide feedback.
Have lots of fun!

We are looking for a Senior Full-Stack Developer who is a Front-End expert at heart. You will play a key role in evolving our web platform and eventually helping us bridge the gap toward a native mobile experience (React Native). We need a developer who doesn't just "build features," but someone who thinks deeply about system efficiency, performance trade-offs, and maintainability. You will work closely with the CTO and Tech Lead to ensure our stack remains pragmatic and scalable.
Key Responsibilities:
Own the Front-End lifecycle using Next.js and React, ensuring high-fidelity UI and seamless state management.
Contribute to our NestJS backend, maintaining a clean and typed API layer.
Evaluate our current architecture to identify opportunities for simplification and performance optimization.
Help define the transition strategy from a web-heavy platform to a unified React Native mobile experience.
Leverage modern development tools, including AI-assisted workflows, to accelerate delivery and maintain high code quality.

Were looking for a Data Scientist to join our R&D department!
Why is this role so important at our company?
we are a data-focused company, and our unique AI and machine learning capabilities are the center of our business.
As part of this role, you will create data models that help analyze the petabytes of data we receive from various sources, and research and develop new features and capabilities for our product solutions
As a data scientist in our company, you will work on the very core of the company. Part of your role will be to turn raw data into usable metrics and develop new models and statistical algorithms to support out-of-the box requests from customers who want custom digital insights.
So, what will you be doing all day?
Your daily responsibilities may include:
Working on versatile use cases within a dynamic, fast paced production environment
Strategic thinking and problem solving, with a strong business sense
Analyzing data from various sources, and turning it into usable input
Understanding various use cases from different customers, and creating models that can translate these cases into meaningful insights
Initiating newly defined tasks from exploration to proof of concept
Owning the finalization of defined tasks (from POC to deployment in production)
Collaborating with data engineers to make sure we reach the desired production results
Owning the ongoing validation process for existing metrics
Collaborating and brainstorming best practices with other teams within the R&D department
Deploying machine-learning models into production for an ongoing use.

We are looking for a Senior Software Engineer to join our Decision Engineering team. The group is responsible for the real-time, low-latency infrastructure that powers our fraud decisions and external APIs.
Our systems process billions of requests every day, ensuring high availability, security, and performance at global scale.
In this role, youll work on core backend components such as our decision engine, ingestion and enrichment pipelines, schema management systems, and self-serve API platform. The software you build will power critical business decisions and directly serve some of the worlds largest merchants.
This is a high-impact, high-ownership position for an engineer who thrives on solving complex distributed systems challenges, cares deeply about production-grade quality, and wants to shape the foundation of our decisioning platform.
What you'll be doing:
Lead the architecture and evolution of our decision engine and related services: real‑time decision APIs, rule and policy engines, model‑serving interfaces, and the orchestration layers that tie them together.
Design and implement highly available, low‑latency, distributed systems that process large‑scale event streams and support complex decision workflows.
Collaborate with product, risk, and customer‑facing teams to translate risk strategy and merchant needs into robust system capabilities (e.g., configurable decision flows, exemptions, auditability, analytics surfaces).
Mentor and coach engineers across levels in areas such as distributed systems design, reliability engineering, and systems thinking, elevating the overall standard of engineering in the group.
Participate in technical discussions and customer interactions, providing expertise and clear communication when supporting enterprise integrations.

Required Staff Engineer, Payments
Israel - Tel Aviv
About the role:
Were on a mission to build the first holistic smart payment solution-one that maximizes authorization rates for our merchants by intelligently determining and executing the optimal strategy for every transaction. Our Payments team is designing and running highly critical, production-grade infrastructure, and were looking for a deeply technical engineer to help shape it from the ground up.
In this role, youll lead the design and development of payment products, build resilient infrastructure, dive deep into technical complexity to solve production challenges, and work closely with teammates, stakeholders, and customers to understand their needs. Youll have end-to-end ownership-from architecture and coding to deployment and monitoring-while helping set the technical direction for a growing initiative.
This is an early-stage effort, giving you the chance to be a founding member, influence architectural decisions, and directly impact merchant success. We value thoughtful technology choices, resourcefulness, and a fast-moving, problem-solving mindset. Our engineers are creative, independent, and adaptable, working with a diverse stack of technologies to deliver maximum value to our clients.
What youll be doing:
Build and enhance payment products-creating new systems from scratch while improving and integrating with existing ones
Design and implement resilient, production-grade infrastructure that can handle critical workloads
Lead technical initiatives within the Payments team, collaborating with teammates and stakeholders across
Work across a diverse tech stack and programming languages
Brainstorm and shape features with product managers and peers, guiding decisions with your technical expertise
Work closely with customers to understand their needs and translate them into impactful payment solutions
Mentor and support fellow engineers
Dive deep into technical complexity to diagnose and solve production issues
Take initiative-if you see a way to make our systems or workflow better, own it and make it happen.

We are looking for a Senior Big Data Engineer to join our growing ML Platform team. This is a great opportunity for an experienced Data Engineer who wants to apply their skills to the world of Machine Learning. Together, well provide the high-throughput tools and distributed systems needed to process billions of data points, ensuring that our models have the feature-rich, reliable data they need to perform in real-time.
ML is central to our work. It enables us to process billions of dollars worth of e-commerce transactions and identify fraud rings. Precision at scale is crucial-our models depend on engineered features derived from massive datasets. As the volume of data and the complexity of these models grow, we need senior engineers who can solve the "Big Data" challenges inherent in modern MLOps.
Why should you join us?
Youll be part of a highly proficient engineering team that is the focal point for all ML engineering activity. This role is perfect for a Big Data specialist who wants to own the data-intensive side of ML-building the pipelines and infrastructure that transform raw global traffic into actionable intelligence.
What you will be doing:
Designing and building the data-heavy components of our ML infrastructure, allowing our models to make billions of real-time decisions every year.
Building distributed data processing pipelines that power model training, feature engineering, and offline research at scale.
Optimizing the "Feature Store" concept-ensuring that the data used for training matches the data used in production for real-time serving.
Acting as a technical consultant to data scientists and researchers, helping them navigate massive datasets and providing the Spark-based tooling they need to iterate faster.
Expanding our ML data infrastructure to be scalable and efficient, focusing on the performance of data ingestion and transformation for diverse model types.
Improving MLOps standards by ensuring data reproducibility, lineage, and quality across the entire model lifecycle.

We are looking for a Senior AI Engineer to join a strong and dynamic AI Engineering team. We are the focal point for AI initiatives, striving to constantly bring innovation and leverage AI capabilities across all company teams and products.
Today, AI is central to how we operate, across the entire organization. It allows us to move fast and release features at a rapid pace, empowers non-technical Forterians to utilize AI tools for increased efficiency, and provides the backdrop for much of the innovation currently occurring in the company.
If this kind of working environment sounds exciting to you, if you understand that Engineering is about building the most effective and elegant solution within a given set of constraints - consider applying for this position.
Why should you join us?
This is a great opportunity to be at the cutting edge of the AI revolution, helping to shape and build the AI platform for the future. Together, well build infrastructure for autonomous and interactive agents, enact AI guardrails and evaluation frameworks to ensure performance and safety, and implement state-of-the-art
AI and Agentic patterns.
This role presents a unique opportunity to enter the AI domain. For those with some experience in AI infrastructure, it offers the chance to grow within a team that is evolving us from the AI experimentation phase to building and leveraging AI-powered products.
What you will be doing:
Design, build, and maintain reusable AI capabilities - including models, tools, APIs, and platforms that power both internal and customer-facing solutions.
Develop and maintain our internal MCP server that easily and securely exposes our vast data stores to AI agents.
Create and implement robust evaluation frameworks and AI guardrails to safeguard our value and ensure model reliability.
Establish deep expertise and sustainable AI engineering practices.
Promote AI readiness and track adoption across the company to build lasting impact.
Build and optimize RAG (Retrieval-Augmented Generation) systems.
Take full ownership of projects: from gathering requirements from non-technical internal users to development, deployment, and operation.
Act as a consultant and advocate for AI engineering, helping other teams leverage the platforms and tools you build.
Partner with teams across to accelerate AI adoption and productization efforts.

We are seeking a senior back-end engineer passionate about building scalable, resilient systems and driving impact through technology. Join us as we evolve a key product in our portfolio and take a leading role in shaping our Chargeback Coverage & Resolution solution - one of our standout market offerings.
Chargebacks serve as a consumer protection mechanism, allowing people to reclaim funds for fraudulent charges or disputed purchases. However, this system is often exploited by bad actors engaging in fraudulent activities that harm the businesses behind the products you love.
Our Dispute Group is dedicated to safeguarding these companies, using innovative technology to combat chargeback abuse and protect their growth.
If you're driven by ownership, excited about solving complex challenges, and eager to make a meaningful impact, wed love to hear from you!
What you'll be doing:
Develop a fully automated dispute platform to prevent, deflect, and recover chargebacks to reduce revenue loss. The system will support generating millions of dollars in yearly revenue, remove friction, and streamline obsolete operational processes.
Build and maintain a high-performing, scalable chargeback management system handling tens of thousands of requests daily, originating from various input sources and reporting at changing rates.
Define and optimize the scale, reliability, observability, and SLOs of the chargeback management platform.