לוח משרות דרושים Backend Engineer בתל אביב יפו

A leading cybersecurity startup, is looking for a Senior Backend Engineer to join its growing R&D team. In this role, you will design and build scalable, high-performance backend services for the next generation of the company's security platform, aligning technical solutions with business needs. The stack includes Java, Go, and React, and transitioning to a SaaS, multi-tenant Micro-services architecture.
Responsibilities:
Design and develop scalable, high-performance backend services using Java and Go
Build and evolve a multi-tenant, cloud-native architecture
Work closely with Product, Frontend, Backend, and QA teams
Contribute to architectural decisions, performance goals, and engineering best practices
Mentor team members and collaborate in a fast-paced, innovative environment

we are an AI-first tech company in the automotive space with hubs across the US and Israel. Our mission is to constantly disrupt the industry by creating new, groundbreaking technologies to help dealers build stronger, more resilient businesses. Our work happens in the fast lane as we work to bring AI and data -driven solutions to a quickly evolving industry. Our team at our company is made up of curious and creative individuals who are always looking to achieve the impossible. We are bold, collaborative, and goal driven, and, at our core, we believe every voice has value and can impact our bottom line. We are looking for Senior Engineers who treat AI as a core part of their workflow - people who experiment, iterate, and know how to get real value out of AI tools. Flexibility, curiosity, and a problem-solving mindset are must-haves. In this role you will have the opportunity to take ownership of the development of groundbreaking, AI-driven products and work on interesting projects inside a smart, fun, and dynamic engineering team. This position is based out of our Jerusalem or Tel-Aviv offices and reports to the Dev team lead.
What you will be responsible for:

* Write clean, high-quality, high-performance, maintainable code.
* Ensure that the projects you work on meet business objectives and coding standards.
* Support the deployment and testing of new products and features.
* Collaborate with cross-functional teams to gather and analyze requirements, translating them into technical specifications.
* Design and implement APIs and integrations with third-party services to enhance system functionality.
* Optimize application performance through code profiling, monitoring, and refactoring as necessary.
* Implement automated testing frameworks to ensure code robustness and reliability.
* Participate in code reviews and provide constructive feedback to peers to foster continuous improvement.
* Stay updated with emerging technologies, best practices, and industry trends to drive innovation within the team.
* Assist in the establishment and enforcement of development standards and coding conventions.
Why you should join us:

* An awesome global team of forward-thinking, innovative go-getters
* Integrate with tech titans: Work directly with APIs from Google, facebook, Microsoft, and more.
* Be part of a rapidly scaling company poised for the future.
* Learning and growth opportunities within a fast-paced SaaS startup environment
* Clear career advancement path for strong performers
* As a part of our team, your success in this role is crucial to our company's growth. We are committed to supporting you in achieving your KPIs and goals and providing regular feedback to help you reach your full potential. Together, we can make a real impact and achieve great things!
* And how can we forget? Cibus and lots of yummy kitchen treats:-)

As a Senior Backend Engineer, youll be instrumental in building and optimizing our core infrastructure for managing RTB requests at scale, one of the biggest revenue driven operations in the company.
To thrive in this role, youll need:
5+ years programming experience in Java or equivalent Object-Oriented language
(preferably Java 8+Spring)
Production systems understanding (system architecture of web products)
Fearlessness to dive into what you dont know
Passion for solving problems, and working very close to the business
Experience with SQL and No-SQL
BSc in computer science or equivalent
Willing to work intensively to gain fast results in an unknown field
Product driven
A pragmatic attitude toward decision-making (avoiding analysis paralysis)
Strong analytical skills
How youll make an impact:
As a Senior Backend Engineer, youll bring value by:
Develop one of the largest real time big data operation in the world to support over 40TB of new data every day
Have end to end ownership: Design, build, ship, measure and maintain our frontend and backend services
Collaborate with the brightest software engineers team members
Influence directly on the way billions of people discover the internet
Develop at unimaginable scale, serving hundreds of thousands of requests per second
Work on innovative projects that are the next growth engines for our company
Here are some of the things software developers in our group did in the last several months:
A unique data pipeline for managing RTB requests at scale
An algorithmic model to predict if a given Real-Time impression is valuable to our company
A smart gateway that ingests hundreds of thousands of requests per second for a single instance
An A/B tests system to explore variations and experiments
And many more.

Silicon One is seeking a CAD Engineer to join the Silicon One Physical Design team.
Meet the Team:
You'll be part of the Silicon One team, which is at the heart of our software and ASIC design efforts.
As part of our team, youll contribute to the development of our next-generation network devices-Silicon One. Our team operates in a startup-like environment within a stable and leading corporation.
Our design center is uniquely equipped, hosting all silicon hardware and software development fields under one roof.
We are revolutionizing the industry by building a new internet for the 5G era, providing a unified, programmable silicon architecture that serves as the foundation for all of our future routing products. Our devices are designed to be universally adaptable across service providers and web-scale markets, catering to both fixed and modular platforms. They deliver high speed without compromising on programmability, buffering, power efficiency, scale, or feature flexibility.
Silicon One is a ground-breaking, groundbreaking technology that will serve our customers and end users for decades to come. The Internet now has a new, faster, better, and safer engine!
Your Impact:
You'll be joining our Physical Design team within Silicon One, which is responsible for the entire backend methodology and flow development from RTL to GDS. This is a critical part of the group leading the development of high-quality VLSI designs.
Our Backend Engineers handle all aspects of chip design, including Definition, Physical Synthesis, Place and Route, Optimization, Timing Closure, Design Floor Planning.
You will be the tech lead for CAD within the team, leveraging your extensive backend and physical design experience to drive the development, optimization, and innovation of CAD methodologies and tools, ensuring the highest quality and efficiency in our chip design flows from RTL to GDS.
We demonstrate the latest silicon technologies and processes to build the largest-scale and most complex devices, pushing the boundaries of feasibility.

Were looking for people who are relentlessly curious and committed to continuous learning. AI is reshaping every function across our business, and we enable every team member, regardless of role or level, to build fluency in AI tools and concepts. Those who thrive here actively seek out new solutions, experiment thoughtfully, and apply what they learn to drive better, faster, smarter outcomes.
As a Senior Back-end engineer you will be building our companys next-generation cloud-based security platform and are looking for a strong backend software engineer. Youll enjoy building systems from the ground up, working hands-on in complex, large-scale environments, and taking ownership to drive solutions forward.
What will you do?
The Collection team leads projects that directly impact the company's bottom line, focusing on areas such as remote operations, EDR, and XDR. Our initiatives start from concepts and evolve into products deployed across millions of endpoints and servers
This multidisciplinary team comprises experts in backend, frontend, and endpoint technologies (Windows, Linux, Mac), enabling us to independently ideate, develop, and deliver solutions at scale.
As a Senior Backend Engineer, you will implement innovative projects from inception to implementation, shaping the architecture, design, and development of new modules within our comprehensive security platform. Operating across multiple strategic product lines, youll have a direct and visible impact on the success of key company initiatives.

Were looking for people who are relentlessly curious and committed to continuous learning. AI is reshaping every function across our business, and we enable every team member, regardless of role or level, to build fluency in AI tools and concepts. Those who thrive here actively seek out new solutions, experiment thoughtfully, and apply what they learn to drive better, faster, smarter outcomes.
As a Staff SW Engineer on the Customer Lifecycle Management team, you will be tasked with joining our dedicated platform team committed to providing essential services that support the success of other developer teams. Your primary customers will be fellow our company developers who rely on our department's key services, including identity and user management, metering, and license management; in this role, you'll play a crucial role in ensuring the smooth functioning of these critical components and empower our users to achieve their goals.
We are seeking a seasoned colleague with the ability to lead epics, features, and inspire others, while participating extensively in the architecture of the new solutions we're building to elevate the entire journey of our customers-creating new features and scalable systems, rebuilding existing ones from scratch, and providing comprehensive, robust APIs that help both S1 and our customers/partners manage customer-centric interactions within our flagship SaaS platform.
Join our international team of 9 (with colleagues across Brno, Prague, Slovakia, and Israel) and become an integral part of a friendly, collaborative, pragmatic, professional, and diverse group of individuals who are ready to tackle major SW engineering challenges!
Your stack: Java (v21), Spring framework family (Boot, Web, Web-Flux, Cloud), Gradle, Jooq; Kafka, PostgreSQL, ClickHouse, Redis, Docker, Helm, Kubernetes, Terraform, AWS/GCP across multiple cloudregions, GitHub Actions, ArgoCD, Prometheus, Grafana. To enable you in your work, we provide company access Claude Code
What will you do?
Primary responsibilities include:
Collaborate across teams - to shape and define system requirements, ensuring alignment with overall business goals.
Design and drive projects - lead execution of high-priority, high-visibility platform projects, ensuring timely delivery and exceptional quality.
Own feature development - take full ownership of the feature development lifecycle, from refining requirements through to successful production deployment, ensuring seamless integration and functionality.
Build and maintain secure and scalable backend - infrastructure that serves as the backbone for other development teams, supporting their needs and enhancing overall system performance.
Ensure efficiency and performance - develop solutions that guarantee reliability, scalability, and optimal performance, leveraging best practices and modern technologies.
Conduct code reviews - provide constructive feedback, fostering a culture of continuous improvement and high-quality code standards.
Troubleshoot complex issues - quickly identify, diagnose, and resolve, minimize downtime and ensuring smooth operations; be part of rotating on-call duty to respond/troubleshoot to the outage incidents.

As an xEngineer in the Automations team, you'll play a pivotal role in shaping the company Automations platform, used by millions of users and various internal and external applications. Your work will directly impact the revenue of both our company and our users.
In your day-to-day, you will:
Take projects from ideation to production, including technical design, coding, and beyond
Design and build scalable backend systems using modern technologies and best practices
Participate in designing APIs, mechanisms and abstractions for the Automations platform
Develop new solutions and improve existing ones in areas such as production, testing and performance
Collaborate closely with a highly experienced team.

Product Analytics aims to help developers, product managers and designers understand their users, take data-oriented product decisions and evaluate the impact of technical issues on their customer base. As a Senior Software Engineer on the Product Analytics Backend team, you'll join a new, fast-growing product area. You will help define our technical vision, influence the product roadmap, and solve complex engineering challenges at scale.
In Product Analytics, we consume and process data from multiple sources: clickstreams, user information, and data from third-party systems. Your work will be central to building a robust and flexible system that can ingest, manipulate, correlate and store all this data to have it efficiently queried by our end users.
At our company, we place value in our office culture - the relationships that it builds, the creativity it brings to the table, and the collaboration of being together. We operate as a hybrid workplace to ensure our employees can create a work-life harmony that best fits them.
What Youll Do:
Design, build, and maintain core backend systems for Product Analytics, ensuring scalability, reliability, and high performance
Drive technical architecture decisions in alignment with product goals and collaborate closely with frontend and platform teams
Work with our core platform teams to tailor our company's storage and query solutions to our needs
Create a strong team culture aligned with our engineering standards and our customer focus
Participate in hands-on engineering work including coding, code reviews, and design reviews.

We are looking for best-in-class Physical Design 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 part in designing our groundbreaking and innovating chips, enjoy working in a meaningful, growing and highly professional environment where you make a significant impact in a technology-focused company.
What you'll be doing:
Physical design of blocks according to specifications under challenging constraints targeting for the best power, area, and performance.
Be exposed and work on a variety of challenging designs (including high cell count and HS blocks). Resolving complex timing and congestion problems.
Daily work involves all aspects of physical design chip development (RTL2GDS) - synthesis, power and clock distribution, place and route, timing closure, power and noise analysis, and physical verification.
Taking part in flows development.

Our engineering team is at the core of how modern data security is built. We are redefining how organizations understand and protect their most sensitive data in a world of growing scale, speed, and complexity. By combining high-performance systems with intelligent, AI-driven capabilities, we challenge traditional approaches and push the boundaries of what data classification can achieve.
Were looking for engineers who thrive in open-ended environments, are energized by hard problems, and are motivated to build solutions that dont yet exist. This role is about more than writing code. Its about shaping how intelligent systems detect, interpret, and protect data across cloud and endpoint environments.
In this role, you will play a central part in designing and building a core classification engine that powers multiple security solutions across the platform. Your work will directly influence how different products identify risk, enforce protection, and operate at scale. Youll work at the intersection of large-scale systems and applied AI, turning raw signals into accurate, reliable insights that help customers secure their data with confidence.
Key Responsibilities
Build and scale AI-driven data classification and detection capabilities for next-generation data security products.
Design systems that identify, classify, and protect sensitive data in real time across cloud and endpoint environments.
Lead technical design discussions and influence architecture for large-scale data processing systems.
Partner with product, infrastructure, and other engineering teams to deliver tightly integrated solutions.
Solve complex engineering challenges related to scale, performance, reliability, and operations.
Raise the technical and collaborative bar by mentoring, sharing knowledge, and improving team practices.
Proactively suggest ideas, lead initiatives, and drive continuous improvement across the product and engineering processes.

We are seeking an experienced and talented backend principal software engineer to work with Java in a Spring Boot framework and a microservices architecture. You will face challenges in algorithmics, architecture, and scalability, requiring you to master new technologies and become productive in a short time. You will work with cutting-edge technologies bound to become the next standards in the security industry.
More on CIEM see here(opens in new window)(opens in new window)
Your Impact
Take part in the development of a large and complex cloud security solution for large organizations.
Master cloud security to develop the most advanced cloud security solution in the market.
Write clean, testable, readable, scalable and maintainable Java code that scales and performs well for thousands of customers.
Develop using the most advanced Java technologies to date.
Design your features in an advanced architecture model built to meet the scalability requirements by our large customers.

We are looking for a Senior Software Engineer to join our Cortex XDR team and help us prevent, detect, and respond to threats using integrated endpoint, network, and cloud data-reducing noise and focusing on real threats. You will join a team that operates with the agility of a startup, supported by the strength and scale of a successful corporation.
Key Responsibilities
Design and build infrastructure capable of handling large-scale event streams, including storing, processing, and making data accessible to users.
Take ownership of significant features and components across the full software development lifecycle, from design to deployment and support.
Write clean, testable, efficient, and scalable code that ensures performance at scale.
Collaborate closely with other engineers and tech leads, contribute to technical design discussions, and help guide implementation decisions.
Mentor junior engineers and support cross-team integrations to ensure high-quality delivery and alignment with architectural direction.

We are seeking a Principal Engineer for our Cortex Platform team to build and scale the systems that power the future of cybersecurity. You will help prevent, detect, and respond to threats by working on an integrated endpoint, network, and cloud data platform, ultimately reducing noise and allowing focus on real threats.
Key Responsibilities
Design, build, and maintain a highly scalable, distributed cloud infrastructure capable of processing billions of events per second.
Own the complete software development lifecycle, from requirement analysis and design to development, deployment, and ongoing support.
Write clean, testable, readable, and maintainable code with a focus on performance and scalability.
Proactively collaborate and exchange information with cross-functional teams to accomplish shared objectives and build industry-leading cyber products.
Analyze and solve complex engineering problems at scale, ensuring the reliability and efficiency of our data storage and processing systems.

We are looking for a technically strong Engineering Manager to lead a cutting-edge backend team focused on Agentless Scanning within Cortex Cloud, our company's next-generation cloud security platform.
Based in our TLV office, you will lead the innovation and the development of the product. Our team's goal is to help Cortex Cloud customers understand and fix security issues in their workloads across all major cloud providers.
This role is ideal for a hands-on leader with a strong "can-do" attitude and a passion for solving real customer problems. You should be a person who wishes and is able to work closely with the team and our partners across Cortex Cloud to make decisions and drive features end-to-end.
Your Impact
End-to-end backend development of features and core components across the software development life cycle (design, develop, test, deploy, maintain)
As a Manager, independently drive and collaborate with others to deliver high impact features in the Agentless domain
Work with customers and provide solutions to their day-to-day work and challenges
Contribute to team-wide efforts - code reviews, design reviews, technical and architectural decisions.

The ASPM group is pioneering a new era of Application Security. By blending rapid innovation with real-world customer insights, we are building a transformative platform designed to obsolete legacy challenges and redefine the AppSec standard.
Join the ASPM group as a Senior Backend Developer where youll have a direct hand in shaping our technical roadmap. Were deep in the GCP/K8s/TypeScript ecosystem, building a security product that actually solves field problems. We need someone who is passionate about clean, cloud-native architecture and ready to lead technical initiatives.
Key Responsibilities
Be a key contributor to designing and building our cloud-native platform that secures the modern software development ecosystem, focusing on application security posture (ASPM).
Own complex backend features from concept to production, directly shaping the core infrastructure and services of this critical security offering.
Partner with product managers, architects, and engineers to deliver impactful, high-quality security solutions to our customers.
Continuously evaluate and adopt new tools and technologies to improve development velocity and enhance the capabilities of our product.
Be an advocate for clean code, scalable architecture, and strong engineering practices.