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06/07/2025
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חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time
Were looking for passionate individuals who thrive in collaborative environments and are eager to drive impact. If youre excited about solving complex challenges in bold, innovative ways, wed love to connect with you.

What are we looking for?
Our team is responsible for Endpoint Protection services, and covers end-to-end from agent to backend to frontend the following areas:
Building services that process traffic between our Agent (which is responsible for protection across all kinds of OS - Windows, Linux, macOS) and our cloud-based Management console
Developing a big part of backend of this Management console itself (which is in short a large-scale distributed system, a complex "control application" used by IT security teams of S1 clients - that can be seen in many S1 vs. Ransomware demos) and the management of the "fleet" of agents deployed on endpoints in client's environments (backends written in Python and Go and deployed in Kubernetes)
Were a team with a significant impact on how our customers environments are protected, and how they interact with agents. As a core team at S1, we're heavily involved in every end-to-end effort, features development and are key contributors to the design and build of the right architecture of S1's cybersecurity solution to match the scale & hyper-growth of our business.

What will you do?
Design, develop, and support robust backend system our main product line - Endpoint Protection
Feature Design and Documentation: Take ownership of designing new features and creating documentation.
Database Schema Design: Design efficient database schemas to support new and existing features.
Backend Service Development: Develop and maintain backend services using Go and Python. Create RESTful APIs to facilitate seamless interaction between the backend, front-end, and other systems.
Integration: Integrate with various cloud services (AWS, GCP), databases (Postgres, MongoDB), messaging systems (Kafka), and caching solutions (Redis) to enhance system functionality and performance.
Feature Support and Validation: Provide support during the feature validation cycle, ensuring smooth deployment to production environments.
Performance Optimization: Optimize system performance and scalability to manage demanding workloads effectively.
Requirement Translation: Understand product requirements and translate them into technical solutions.
Cross-Team Collaboration: Work closely with product, validation, and front-end engineering teams to deliver and maintain high-quality features.
Customer Communication: Communicate with customer care and support teams to address issues.
Code Quality and Maintenance: Write clean, maintainable code. Stay up-to-date with the latest advancements in backend technologies and security best practices.
Innovation and Creativity: Bring creativity to the table. Explore new solutions and technologies to improve our product continuously.
Requirements:
What skills and knowledge should you bring?
5+ years of hands-on experience with modern Java or Python, Go, or similar.
Ability to quickly dive into new products and understand their inner working.
Self-driven individual.
Experience from with large-scale high-load distributed systems & performance.
Excellent communication skills - you will be regularly in touch with Product, Technical Account Managers (who provide feedback from clients) and other Engineering teams.

Itd be great if you have experience with / or Youd learn & gain on our team:
Experience with Docker, Helm & Kubernetes.
Familiarity with AWS and/or other cloud platforms.
Experience from a SaaS company.
This position is open to all candidates.
 
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Location: Tel Aviv-Yafo
Job Type: Full Time and Hybrid work
Required Senior Software Engineer - Platform Team
About the role:
As a Senior Software Engineer - Platform Team you will help deliver a smooth and consistent developer experience to our product/AI teams. This enables them to iterate quickly and deliver products faster to the market. The team aims to streamline development processes, reduce friction and provide developers with the right tools and infrastructure to build high-quality software efficiently which effectively aligns technical execution with our business objectives..
You will:
You will have a direct impact on devs' daily smile :) , by focusing on their Devex and velocity through implementing and providing easy and intuitive self serve tools.
Lead the design and implementation of infrastructure of complex, time-critical microservices systems, collaborating with AI, data, and product teams to ensure high-quality code using latest technologies while maintaining high developer velocity.
Drive improvements to backend infrastructure, focusing on scalability, reliability, and performance to enhance the daily experience and productivity of developers, including implementing intuitive self-serve tools.
Contribute to defining and realizing the technology vision of the company, evaluating and integrating new technologies to enhance platform capabilities including Gen AI, and troubleshooting complex issues to ensure platform performance and availability. Proactively establish and maintain CI/CD practices and processes including hybrid envs.
Enhance system scalability, performance, and reliability.
What success looks like:
Leading the design and implementation of infrastructure for complex microservices systems, ensuring high-quality code, and maintaining a high pace of development while collaborating effectively with other teams.
Driving improvements to the backend infrastructure, focusing on scalability, reliability, and performance to enhance the daily experience and productivity of developers.
Contributing to the company's technology vision by evaluating and integrating new technologies, including Gen AI, and troubleshooting complex issues to ensure platform performance and availability.
Working closely with development teams to support architecture best practices and enhance system scalability, performance, and reliability.
Mentoring and advising other team members in code review, performance, scalability, and more.
Demonstrating excellent communication and collaboration skills, and being a team player with a highly motivated, can-do approach.
Why should you join us?
You can see your work translated into number of lives saved
You will work on core components that involve cutting edge technologies
You will improve the platform and impact the day to day work of developers and patients
You have the opportunity to work with a world-class team of developers and researchers
You will have a significant impact on all aspects of of SDLC
You love Interacting with great people who are open and fun to hang out with.
דרישות:
Minimum of 10 years BE/ platform experience with proven experience as a Platform Engineer or similar role
Knowledge of microservices architecture and distributed systems principles.
Hands-on experience with CI/CD systems such as github actions, Gitlab, Jenkins etc.
Familiarity with monitoring and logging tools (e.g., Prometheus, ELK stack) and concepts for proactive system management.
Strong communication skills and the ability to effectively communicate technical concepts with excellent problem-solving skills and ability to thrive in a fast-paced, collaborative environment.
Hands-on experience with containerization technologies (e.g., Docker, Kubernetes) and container orchestration platforms.
Autodidact that is eager to learn new technologies with Strong background in cloud infrastructure management is a big advantage.
Proficiency in high level language such as Python or similar and familiarity with bash and linux shell commands.#ENGLI המשרה מיועדת לנשים ולגברים כאחד.
 
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20/08/2025
חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time
We are looking for a senior backend engineer to join our team.
As a Backend Engineer, youll get the chance to build a high-scale, performant, secure, and modern SaaS product serving thousands of businesses worldwide!

You will work with a highly professional team and have the opportunity to experience multiple technologies, from Java backends to serverless NodeJS applications, running on modern cloud infrastructure.

Each member of our Engineering team is an all-around player that influences the product from the overall experience to the details of development and architecture. You should be passionate about software engineering and creating and owning a product end-to-end; from inception to production, through design, architecture, implementation, verification, deployment and monitoring.

What will you do:
Collaborate with a team of sharp, impact-driven engineers to solve meaningful, complex challenges at scale.
Partner with product managers to ship high-performance, resilient backend systems and APIs that power core experiences.
Architect and build robust, customer-facing services and platformsend-to-endfrom scratch, using todays best tools and practices.
Own your code in production: continuously improve, optimize, and evolve the systems that drive our business.
Take full accountability for designing, implementing, testing, and deploying backend capabilities with a focus on quality and velocity.
Champion engineering excellenceset high standards, own what you build, and help level up the team around you.
Requirements:
6+ years of professional experience as a software engineer with a strong emphasis on backend development in both dynamic and statically typed languages preferably Java.
A solid understanding of distributed and scalable production systems.
High standards for code quality, testability, maintainability, security and performance.
Experience with monitoring and troubleshooting live-production applications a must.
Experience with relational and non-relational databases (MySQL, Redis, DynamoDB).
Experience with OOP, TDD and MVC.
Previous experience with NodeJS an advantage.
Previous experience working on Travel systems, online booking tools, GDS systems and/financials and payments systems an advantage.
Experience in a startup environment an advantage.
Team player with excellent communication and collaboration skills.
Fluent English spoken and written.
This position is open to all candidates.
 
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הגשת מועמדותהגש מועמדות
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חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time
Required Backend Developer
Description
A Fintech startup based in TLV, on a mission to revolutionize the way Real Estate firms and investors manage their capital. Our Investment Management software helps companies raise and preserve more capital by automating their back-office operations, increasing their investors' satisfaction, and providing them with advanced tools for better marketing efforts.
We are a fast-growing and dynamic startup with 100+ employees, mostly in Tel Aviv. We value collaboration, ownership, and innovative thinking. Were looking for passionate, positive and motivated people to join our team.
About the Role
As a Backend Engineer, youll become a valuable member of an innovative and fast-growing department, working in a truly Agile environment utilizing cutting-edge technologies.
Youll be in charge of planning and developing new features and services, contributing to our code infrastructure, and improving our SaaS architecture for the scale that lies ahead.
Whether you enjoy writing complex business logic, optimizing the DB to run heavy queries in no time, or integrating to a variety of 3rd party services, we encourage you to own it all the way from conception to post-production.
Our Stack: Node.js, NestJS, React, AWS, MySQL, Postgres, RabbitMQ, Lambda, Kubernetes, Docker.
Requirements:
At least 5 years of experience as a Backend Software Engineer.
Proven experience with Node.js, TypeScript
Experience working with SaaS systems, microservices architecture & large-scale environments - an advantage
Passion for writing clean, SOLID and robust code
A team player with strong communication skills, but also capable of working independently
Fluent English speaker (verbal and written communication is a must)
B.Sc. in Computer Science, or military equivalent certifications.
This position is open to all candidates.
 
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20/08/2025
חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time
We are seeking an experienced Backend Developer with a minimum of 5-6 years of hands-on experience to join our development team. As a Backend Developer, you will be responsible for designing, developing, and maintaining robust solutions for our suite of products, as part of the team responsible for the heart of our technology stack. You will work with cutting-edge technologies, including Node.js, Nest.js, TypeScript, PostgreSQL, and AWS services.

Responsibilities:
Design, develop, and deploy scalable and high-performance backend solutions to support our web and mobile applications.
Write clean, maintainable, and well-documented code in TypeScript, following best practices and design patterns.
Implement and maintain database schemas, queries, and optimizations using PostgreSQL.
Perform code reviews, troubleshoot issues, and provide technical support to ensure the reliability and performance of backend systems.
Collaborate closely with the product team, FE developers, QA engineers, and other stakeholders to understand requirements and translate them into technical specifications and implementation plans.
Requirements:
Minimum of 5-6 years of professional experience in backend development, with a strong proficiency in Node.js and TypeScript.
Experience working with backend frameworks such as Nest.js or similar frameworks.
Solid understanding of relational databases and experience with PostgreSQL or similar database technologies.
Familiarity with CI/CD pipelines, version control systems (e.g., Git), and agile development methodologies.
Bachelors degree in Computer Science, Engineering, or related field (or equivalent work experience).
Excellent problem-solving skills and ability to troubleshoot complex issues in a fast-paced environment.
Strong communication and collaboration skills to work effectively within a multidisciplinary team.
This position is open to all candidates.
 
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Location: Tel Aviv-Yafo
Job Type: Full Time
We are building our next-generation, cloud-based data pipeline and are looking for a strong backend software engineer. This engineer should be excited about building systems from scratch, love to take an active role, and be able to quickly dive into complex, large-scale environments and lead them.

By joining this team, you will, among other products, help develop the following products:

Network Discovery: A product that delivers full visibility into every device on a corporate network. Customers can manage any asset, including those not yet protected or supported by us, thanks to machine learning that automatically identifies all IoT devices.
Vulnerability Management: A platform module that enables customers to analyze and prioritize the vulnerabilities detected by our cybersecurity solutions on their endpoints.

What will you Do?
Own features end-to-end - Join a cross-disciplinary squad of backend and frontend engineers working alongside Windows, Linux, and macOS endpoint specialists - taking ideas from whiteboard to production.
Build customer-facing security insights - Design, implement, test, and deploy backend services that turn raw cybersecurity events into clear, actionable information.
Shape our platforms architecture - Lead the design of new modules across several strategic product lines, choosing patterns and technologies for scale, reliability, and performance.
See your impact - Your work directly improves how customers understand risk and respond, making it a visible part of key company initiatives.
Requirements:
4+ years backend-development experience.
Proficiency in at least one of the following programming languages: Go or Java. Python is a plus.
Experience building high-performance, microservices-based backend systems.
Experience building cloud-native solutions and data pipelines.
Experience working with both SQL and NoSQL databases.
Hands-on experience with Docker and Kubernetes.
Strong ability to design solutions that meet product requirements.
Excellent communication skills and the ability to work in a hybrid team and lead projects.
Proven experience developing unit and component tests as part of the development process.
This position is open to all candidates.
 
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חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time and English Speakers
We are looking for a Principal Software Engineer to join our team and revolutionize the way our system is built.

What your day will look like:
The correlation team is an integral part of the platform group, focused on developing and enhancing the core algorithms that power the products.
As a part of this team, you will be at the forefront of innovation, driving the development of the "Correlation" engine, a proprietary secret sauce algorithm, central to the platform's data-related capabilities, and fortified by a portfolio of patents.
As a Principal Software Engineer on the correlation team, you will lead the research, design, and implementation of the cutting-edge algorithms and infrastructure that drive the Platform. You will strategize and execute engineering efforts to achieve high scalability and performance. This role offers a unique opportunity to contribute to groundbreaking technology and shape the future of cybersecurity asset management.
Responsibilities:
Be a key member of the R&D team, solving and implementing complex engineering challenges.
Leading end-to-end implementations of technologies at the core of product.
Research solutions using data
Be hands-on: conduct research, perform POCs, and solve complex engineering challenges.
Contribute best practices and architectural leadership to our backend applications
Requirements:
At least 5 years as a backend developer
Highly experienced with Python
Knowledge in networking - Networks architecture, Tunneling, common protocols.
Experience with NoSQL DB (e.g. Elasticsearch, MongoDB, Redis, Cassandra)
Experience with cloud infrastructure (e.g., AWS, GCP, Azure).
Experience in working with high scale, big data, distributed cloud-based architectures
Can-do approach
Strong written and verbal communication skills in English and Hebrew
An insatiable curiosity for technology, always eager to delve into the details and uncover how things work.
Preferred:
Background in Cybersecurity
Developing software interacting with message queues (e.g. RabbitMQ, Kafka, SQS, NSQ, Pulsar).
Proven experience in diagnosing and resolving complex performance issues.
Experience with Celery.
This position is open to all candidates.
 
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11/08/2025
חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time
Were looking for a talented Backend Engineer with plenty of hands-on experience to join our dynamic team, building a state-of-the-art platform for benchmarking, evaluating and monitoring LLM-based applications. Youll design and implement scalable backend systems to support advanced evaluation workflows, under high-volume, low-latency performance requirements. This role offers a unique opportunity to work on the cutting edge of LLM/LLMOps systems in a fast-paced startup environment.
What you will do:
Design, develop and deploy distributed backend systems in Python, onto AWS cloud.
Own features end-to-end: from ideation, architecture design, coding, integration, all the way to deployment and testing.
Build, maintain and optimize our APIs (REST/SDK) for seamless platform functionality.
Ensure system reliability through testing and CI/CD pipeline contributions.
Collaborate with Product and Machine Learning Engineers to deliver innovative LLM evaluation tools.
Requirements:
At least 5 years of backend development experience.
Proficiency in Python (or other high-level programming language, such as Java, Golang) with amazing coding skills.
Experience with relational databases (e.g. PostgreSQL) and complex data migrations and message queue technologies (e.g. SQS, RabbitMQ, Kafka)
Familiarity with AWS ecosystem (e.g. EKS, Queues, Redis, RDS, IAM) or other cloud provider.
Knowledge of REST/SDK API best practices development.
Ability to own features end-to-end (from design to deployment).
Product-driven mindset focused on scalable solutions.
Collaborative, adaptable mindset for a fast-moving startup (prior startup experience is valuable).
Nice to have:
Advantage to Frontend/Fullstack experience, in particular with React and TypeScript.
Familiarity with JS fundamentals, component-based architecture and modern frontend workflows.
Proficiency in DevOps technologies (Docker, Kubernetes, Terraform, Monitoring and Observability Tools).
Experience with LLM-based systems or MLOps.
This position is open to all candidates.
 
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6 ימים
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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24/07/2025
חברה חסויה
Location: Tel Aviv-Yafo
Job Type: Full Time
we are the leading global provider of sports data, dedicated to revolutionizing the industry through innovative solutions. We excel in sports data collection and analysis, advanced data management, and cutting-edge services like AI-based sports tips and high-quality sports visualization. As the sports data industry continues to grow, our company remains at the forefront, delivering real-time solutions.
If you're passionate about both sports and technology and want to drive the sports-tech and data industries into the future, we invite you to join the team! We are looking for a highly motivated Senior Backend Engineer.
What Youll Do:
Develop high-quality, testable, and efficient, primarily backend code for a new cloud-based application - Risk Management System
Collaborate with fullstack developers and product teams to design and deliver our risk-management solution
Lead and contribute ideas to improve system functionality, performance, and code quality
Take ownership of key technical areas and act as the go-to expert
Write clean, modular, and well-documented code
Ensure reliability through thorough testing and validation
Stay up to date with Node.js and backend best practices
Mentor and guide fellow developers.
Requirements:
5+ years of extensive experience in Node.js.
Understanding of web applications, micro-services architecture, OOP principles and design best practices.
Experience with SQL/NoSQL databases, Redis, message brokers and data/stream processing platforms (RabbitMQ, Kafka).
Experience with modern CI environment: Git, Docker, K8S.
Proven ability to lead new features from requirements to production.
Backend-focused with mentoring capabilities.
Strong team player with a can-do attitude and passion for software craftsmanship.
Excellent communication and collaboration skills.
Bonus Points if you have:
Experience with Angular.
Experience building large-scale and high-traffic systems.
This position is open to all candidates.
 
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