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לפני 8 שעות
Location: Tel Aviv-Yafo
Job Type: Full Time
Required Sr Staff Backend Engineer - ShiftLeft (Cortex Cloud)
Your Career
ShiftLeft is building the cloud security platform for developers (CAS). Our platform empowers teams to find, fix, and prevent security risks in application code and infrastructure as code through automation and security-as-code principles. We're looking for a skilled Senior Backend Engineer to join our team and contribute to our Cortex Cloud platform.
As a Senior Backend Engineer, you'll have a high-impact role in shaping the future of our code security products. Beyond building robust and scalable backend features, you'll help drive performance, reliability, and innovation across our systems. Our team leads the way in owning both the departments core infrastructure and Developer Experience (DevEx), empowering the entire engineering organization with powerful internal platforms and tooling. If you're excited by technical challenges, meaningful ownership, and making life easier for developers this is the place for you.
Your Impact
Feature Development: Design, build, and maintain robust backend services using TypeScript/Node.js. Take full ownership of complex, cross-system features from initial requirements through architecture, implementation, and deployment.
Build and Optimize Scalable Systems: Ensure performance, reliability, and cost-efficiency across distributed systems through thoughtful design, deep observability, and continuous optimization.
Platform Engineering & DevEx: Drive platform engineering initiatives by developing the department infrastructure and shared tooling that boost scalability, reliability, and the developer experience across the department.
Own Core Infrastructure: Design, operate, and evolve the departments infrastructure stack including BigQuery, MongoDB, Redis, and Argo Workflows using cloud-native technologies like Terraform, Kubernetes, and Helm.
Requirements:
4+ years of experience in backend development, with a strong foundation in designing and maintaining scalable systems.
2+ years of hands-on experience with TypeScript and Node.js in production environments.
Proven experience working with cloud platforms such as GCP (or equivalent like AWS/Azure).
Familiarity with Kubernetes
Familiarity with operating live production systems at scale, with a focus on reliability and performance.
Strong problem-solving skills and a passion for continuous learning and technical excellence.
Bachelors degree in Computer Science, Engineering, or a related field or equivalent military experience.
Advantage
Experience developing security-related products, especially in the code analysis or AppSec domain.
Familiarity with Infrastructure as Code tools such as Terraform or CloudFormation.
Hands-on experience with Argo Workflows or similar orchestration platforms.
Security knowledge
Orchestrated and managed containerized applications using Kubernetes, including deployment, scaling, and self-healing of microservices.
This position is open to all candidates.
 
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28/10/2025
חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time
We are looking for a highly skilled and experienced Senior Software Engineer to join our backend team.
In this role, you will leverage your expertise in distributed systems, data engineering, and software development to design, build, and deploy high-performance solutions. You will take a leading role in developing and maintaining a cutting-edge online machine learning system powered by PyTorch/Tensorflow models and Triton inference server.
This is an opportunity to work on complex, large-scale systems that serve billions of requests, shaping the future of ad tech and ML-driven optimization.
What you'll be doing
Architect and Build: Design, develop, and deploy robust, scalable, and high-performance distributed systems that form the backbone of ironSource's next-generation ML ad network.
Real-Time Ad Serving: Engineer and optimize critical systems for real-time ad serving, enabling machine learning models to make intelligent, low-latency decisions for optimal ad selection.
ML Infrastructure Innovation: Drive the evolution of our ML capabilities by researching, evaluating, and implementing cutting-edge techniques for feature stores, data aggregation, and model serving infrastructure.
Data Pipeline Engineering: Collaborate closely with data scientists and product managers to design, build, and maintain efficient and reliable data lakes and data pipelines, ensuring high-quality data for ML training and analytics.
Operational Excellence: Take ownership of key system components, ensuring their reliability, performance, and scalability in a production environment through proactive monitoring and continuous improvement.
Requirements:
5+ years of backend development experience with strong skills and a genuine passion for server-side technologies.
Proven experience building and maintaining large-scale, low-latency, distributed systems.
Solid understanding of service lifecycle management and efficient resource utilization.
Hands-on experience with machine learning integration in production systems.
Proficiency in backend programming languages such as Java and Scala
Familiarity with cloud platforms (AWS, GCP, or Azure) and container orchestration (Docker, Kubernetes).
Strong problem-solving skills, ownership mindset, and ability to thrive in high-impact environments.
You might also have
Experience with ML frameworks such as TensorFlow, PyTorch.
Experience with inference servers such as Triton, TensorFlow Serving.
This position is open to all candidates.
 
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08/10/2025
Location: Tel Aviv-Yafo
Job Type: Full Time and Hybrid work
We are looking for an experienced, passionate Senior Backend Engineer (Platform Team) to join our growing TLV R&D location. You'll be joining the backend group to help us expand our infrastructure and add new features to the company's core product.
As a Senior Backend Engineer in our platform team, You'll take part in our effort to improve our product, productivity, security and the ability to scale. Opportunity to make a significant impact by driving the technical direction of a high-growth company.
As a Senior Backend Engineer, you will:
Develop and maintain policies and procedures for software development, deployment, and maintenance. Monitor cloud environments using infrastructure as code methodologies
Work closely with other teams, such as development and operations, to ensure that our software applications meet the needs of the organization.
Participate actively in code reviews to uphold high standards of quality and maintainability in software development
Work collaboratively with product teams to design and implement new cloud services and workflows, contributing to the continuous improvement of our platform
Stay up-to-date with emerging trends and technologies in Cloud, and assess their potential impact on our organization.
Requirements:
6+ years of backend engineering experience, ideally with a focus on infrastructure development
Proficiency in Python, with deep knowledge of its ecosystems and best practices
Experience with FastAPI, SQLAlchemy, Alembic and RDS an advantage
Bachelors degree in Computer Science, Engineering, or equivalent experience
Experience in designing, implementing, and maintaining scalable, reliable infrastructure in production environments
Strong understanding of cloud platforms (AWS preferred)
Proficiency with containerization technologies like Docker and Kubernetes
Strong analytical skills with a proven ability to diagnose and resolve complex technical issues swiftly
Ability to conduct research, evaluate new technologies, and integrate them with existing codebases
Excellent communication and collaboration skills, experience working effectively in agile
Highly organized, proactive, and able to manage work independently.
This position is open to all candidates.
 
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חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time and Hybrid work
Required Senior Backend Engineer
Tel Aviv
As a Senior Backend Engineer, you'll dive into complex technical challenges, craft innovative solutions, and play a pivotal role in our mission to revolutionize the way companies understand their customer interactions. We're seeking a Java professional who can leverage their deep knowledge to drive our backend development to new heights.
You will be responsible for:
System Design and Development: Lead the design and implementation of backend services and APIs using Java technologies, ensuring scalability, reliability, and performance.
Problem-Solving: Analyze and solve complex technical challenges across the stack, from architecture to implementation.
Collaboration: Work closely with Product Managers, UX designers, and Frontend Engineers to deliver features that meet user needs and business goals.
Ownership: Take ownership of features throughout their lifecycle, from initial concept to deployment and maintenance.
Requirements:
7+ years of hands-on experience in large-scale backend development, with a strong emphasis on Java programming (a must).
Strong analytical and problem-solving skills, with the ability to debug and resolve complex technical issues efficiently.
Experience with cloud platforms (AWS, Azure, or Google Cloud) and building scalable microservices architectures.
Advantageous experience with infrastructure as code, CI/CD pipelines, and building data-oriented applications and APIs.
Excellent communication skills, both verbal and written, with the ability to articulate technical ideas clearly and collaborate effectively within a team environment.
A Bachelors degree in Computer Science, Engineering, or a related field is preferred.
This position is open to all candidates.
 
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05/10/2025
Location: Tel Aviv-Yafo
Job Type: Full Time
We are looking for an experienced Senior Engineer to join our Billing Platform team.
Our Billing Platform is the backbone of every product we launch and every key deal we close. You will play a critical role in shaping the infrastructure that drives our billing processes, directly impacting our revenue and growth.
As we continue to scale and introduce new products, were looking for passionate engineers who are eager to take ownership of complex systems and make a significant impact.
If you're excited about designing and building robust, scalable systems, wed love for you to join us in shaping the future of our Billing infrastructure.
Why you should join us:
Youll be building scalable, high-performance services that handle massive volumes of data, ensuring the accuracy and reliability of our operations.
Youll tackle complex challenges around data scalability, performance, and system architecture, all while collaborating with cross-functional teams to deliver robust, impactful solutions.
What you'll be doing:
Design, build, and maintain scalable and resilient systems that handle high-volume data, while collaborating with teammates and individual contributors
Take ownership of projects, from concept to production, ensuring the highest quality
Work on data-driven initiatives that improve system performance, efficiency, and billing accuracy
Work with Product Managers to define features and scope, guiding technical decisions and trade-offs, to align with company goals.
Collaborate in an environment involving various stakeholders within the company
Help foster best practices and mentor team members to maintain a high standard of engineering excellence.
Requirements:
7+ years of experience developing and maintaining production systems
2+ years of thorough Python experience
Proven track record in leading technical projects through all phases of the software development life cycle, ensuring high engineering standards from requirements to deployment and ongoing maintenance
Familiar with DevOps tools and practices, including CI/CD, deployment pipelines, observability, and quality assurance (unit, integration testing)
Proficiency in various storage solutions such as MySQL, Snowflake, and Redis
Experience with AWS or other public cloud services
A proactive attitude and a passion for providing technical solutions that bring an immediate business impact and ensure engineering excellence
It would be cool if you have:
Familiarity with NoSQL data stores such as Elasticsearch
Experience building and maintaining data pipelines using industry-standard frameworks like Airflow, Kafka, Delta Lake, etc
Experience with Kubernetes or other container orchestration platforms
Previous background in the fintech industry.
This position is open to all candidates.
 
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06/10/2025
חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time
As a Senior Backend Engineer, you will design, build, and scale the core backend systems that power our security platformdirectly shaping the safety of millions of Web3 users. Youll work closely with a team of world-class engineers to deliver highly reliable, performant, and secure infrastructure.

Your Chain of Impact:
Lead feature development end-to-end, from requirements to production.
Build systems that protect millions of users from fraud, scams, and hacks.
Contribute across the full software development lifecycle in an agile environment.
Drive technical innovation by staying ahead of emerging technologies.
Uphold the highest standards of code quality, scalability, and performance.
Take true ownership of our product, tech stack, and development processes.
Requirements:
810 years of backend-focused engineering experience, with a proven track record of building and scaling complex systems.
Success across 23 fast-paced startup environments, demonstrating adaptability and impact.
Strong proficiency in Python for backend development.
Deep understanding of data systems, including SQL/NoSQL databases and data warehouses.
Hands-on experience with cloud platforms (AWS/GCP), Kubernetes, and CI/CD pipelines.
Curiosity and eagerness to learn; background in cybersecurity, blockchain, or data analysis is a strong plus.
This position is open to all candidates.
 
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28/10/2025
חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time
Required Senior Backend Developer
The opportunity
Join our team working on an advanced ad-serving platform that powers millions of real-time interactions every second. As a Senior Backend Developer, youll play a key role in designing, developing, and maintaining a high-performance system that supports critical functionalities like targeting, attribution, budget management, and data pipelines for machine learning and reporting.Youll be expected to lead impactful projects, drive improvements in performance, scalability, and system reliability, and help shape solutions that directly influence the success of a globally recognized platform. We value bottom-up initiatives and encourage team members to bring their ideas to the table, fostering innovation and collaboration.
Why You'll Love This Role:
Take ownership of major projects and core features with significant business impact.
Work alongside skilled engineers in a fast-paced, high-scale environment.
Tackle challenging technical problems using cutting-edge tools like Kafka and Aerospike.
What you'll be doing
Design, develop, and monitor new features for the platform, including components supporting targeting, attribution, and budget management.
Maintain and optimize the performance of critical backend systems.
Refactor and improve legacy code to ensure scalability and efficiency.
Lead efforts to guarantee system reliability and low latency in a high-concurrency environment.
Collaborate with peers and across teams to deliver high-quality, production-ready solutions.
Requirements:
Proficiency in backend development with Scala (highly preferred) or Java.
Strong understanding of distributed systems and real-time, high-concurrency applications.
Experience with Kafka and other streaming/messaging systems.
Extensive experience debugging and optimizing high-scale production environments.
Proven ability to design and build backend systems focused on performance and scalability.
You might also have
Hands-on experience with Aerospike or other NoSQL databases.
Familiarity with Kubernetes or container orchestration tools.
Knowledge of functional programming paradigms.
If you're looking for a role where you can contribute meaningfully, tackle exciting challenges, and work with a friendly, professional team that values collaboration and expertise, wed love to hear from you!
This position is open to all candidates.
 
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3 ימים
Location: Tel Aviv-Yafo
Job Type: Full Time
Required Senior Backend Engineer - Cloud Protection (Cortex Cloud)
Your Career
We are committed to building a safer digital future. As a Senior Software Engineer in Cortex Cloud, you will work at the forefront of cybersecurity innovation, building cloud-native solutions that protect some of the largest organizations in the world. This is a unique opportunity to be part of a team building a new product from the ground up, shaping the architecture, technology stack, and engineering practices from day one.
Youll not only write great code youll influence product strategy, design scalable systems, and help drive key decisions that will shape the future of cloud workload protection.
Your Impact
Play a key role in building cloud-native security features that protect real-world workloads from malware, secrets exposure, and other threats
Lead the development of major features from product discussions and technical design to implementation and testing
Design and build scalable backend services using Golang and modern cloud-native technologies
Research and integrate new technologies to improve detection, performance, and platform capabilities
Help define best practices and drive engineering excellence across the team.
Requirements:
5+ years of hands-on experience in Software Engineering., ideally in cloud-native or security-focused environments
Proven expertise in designing and building scalable, distributed systems running in production at high scale
Strong programming skills in Golang, or another server-side language
Experience with public cloud platforms such as AWS, GCP, or Azure
Excellent collaboration and communication skills able to work closely with Product, Engineering, and other stakeholders
B.Sc. or M.Sc. in Computer Science, Software and Computer Engineering, or equivalent military experience required.
This position is open to all candidates.
 
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28/10/2025
חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time
We are looking for a top-notch Senior Software Engineer to help us tackle the toughest challenge in cybersecurity: turning endless amounts of data into crisp, easy, and actionable insights.

Responsibilities
Collaborate with a senior Agile Scrum team to design, develop, and maintain large-scale, cloud-based data processing pipelines and backend components. Work with cutting-edge technologies including Spark, Kubernetes, AWS, and modern data lakes like Databricks and Snowflake.
Design and implement scalable, cost-effective solutions that deliver high performance and are easy to maintain. Tackle complex, high-scale problems and drive performance optimization and cost-efficiency across the data pipeline.
Partner with engineers across our company R&D and Product teams to enhance our platform and provide capabilities for internal and external users to build data transformations and detection pipelines at scale.
Build robust monitoring and observability solutions to ensure full visibility across all stages of data processing.
Stay current with trends in big data processing and distributed computing. Contribute to code quality through regular reviews and adherence to best practices.
Requirements:
4+ years of experience as a Backend Engineer
3+ years of hands-on experience in Scala/Python/JAVA and cloud architecture (EMR/K8S).
Deep technical expertise in distributed systems, stream processing, and data modeling of large data sets.
Proven track record of delivering scalable, and secure systems in a fast-paced working environment.
Experience with data governance practices, data security, and performance & cost optimization containers, working with AWS services such as S3, EKS, and more.
Strong problem-solving skills and ability to work independently.
A team player with excellent communication skills.
B.Sc. in computer science or an equivalent.
Advantages:

Experience in Big Data frameworks such as Spark
Experience with modern Data lakes/warehouses such as Snowflake and Databricks.
Production experience working with SaaS environments.
Experience in data modeling.
This position is open to all candidates.
 
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28/09/2025
חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time
We are looking for a Senior Backend Engineer to join our R&D team and play a pivotal role in building multi-cloud scanning system. This position is ideal for engineers who excel in solving large-scale challenges within a fast-paced startup setting, and who are passionate about pushing the boundaries of data security in a cloud environment.
Responsibilities:
Lead the design and development of our cloud scanning orchestration system, ensuring efficiency and scalability across multiple cloud environments.
Handle multiple system interactions, working with microservices and cloud-native components to build a robust and flexible scanning solution.
Research various Datasources APIs in order to develop connectors and perform efficient data scanning.Develop and implement efficient data scanning connectors by researching the APIs of various data sources.
Collaborate closely with cross-functional teams, including R&D engineers, product managers, and solution engineers, to deliver end-to-end features and tackle complex engineering challenges.
Gain a high-level architectural perspective while maintaining the ability to dig into technical specifics and optimize system performance.
Requirements:
5+ years of experience in backend development using a high-level programming language such as Python.
Extensive experience with cloud platforms (AWS, Azure, GCP); advantage for experience with large-scale SaaS B2B solutions on public cloud infrastructure.
Proven experience in designing and developing large-scale distributed systems in the cloud, with hands-on experience in microservices architecture and cloud-native services.
Strong knowledge of cloud networking and compute/serverless technologies.
Deep understanding of software design principles, including concurrency, synchronization, memory management, data structures, and algorithms.
Ability to see the big picture, break down complex problems, and implement efficient solutions.
Self-motivated, passionate, and proactive approach to problem-solving.
Experience in the field of cyber security - an advantage.
This position is open to all candidates.
 
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21/10/2025
חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time
We're seeking an experienced Fullstack Backend Engineer to join our team working on our platform. You'll be responsible for developing and maintaining core components of our AI-driven cybersecurity solution that helps enterprises detect, investigate, and respond to advanced threats across their entire IT estate.

Key Responsibilities:

Design and develop scalable backend services and intuitive front-end interfaces for our platform
Implement data ingestion and processing pipelines for large volumes of security data
Integrate AI-driven analytics capabilities and optimize system performance
Develop APIs and integrations with various IT and security tools
Implement robust security measures and ensure compliance with industry standards
Troubleshoot complex issues across the full stack of our application
Requirements:
Required Qualifications

5+ years of fullstack Backend development experience
Proficiency in Rust preferred, or experience in one of: Go, C++, Java, or TypeScript
Strong fundamentals in computer science and networking
Experience with cloud platforms, containerization, and microservices architecture
Strong understanding of SQL, NoSQL, NewSQL databases
Expertise in data pipeline technologies, ELK stack, and Apache Kafka
Preferred Qualifications

Experience with real-time data processing, analytics frameworks, and front-end technologies
Familiarity with metaframeworks like NextJS, NuxtJS, Sveltekit
Experience building high-throughput, low-latency systems for millions of users
Familiarity with big data technologies, time-series databases, and data warehousing solutions
Knowledge of GraphQL, infrastructure-as-code tools, and service mesh technologies
Technical Skills And Knowledge

Data pipelines and ETL processes
Distributed systems (Kafka, Flink/Spark, Redis)
ELK stack for log management and analysis
Cloud-native technologies and serverless architectures
API design and management
Performance optimization for large-scale systems
This position is open to all candidates.
 
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