לוח משרות דרושים Senior Backend Developer במרכז

Were looking for a Senior Backend Engineer to join our core team and push forward the technology that powers our fraud prevention engine. In this role, youll work closely with Data Analysts and Data Scientists to evolve the logic, infrastructure, and performance of our decision-making systems.

Youll design and build high-performance backend services, improve latency and reliability at scale, and contribute to the architecture of a distributed microservices ecosystem running in Kubernetes. This is an opportunity to make a direct impact on our product, performance, and customers in a fast-moving startup environment where ownership, initiative, and curiosity truly matter.

In this role, you will take full ownership of complex backend projects end-to-end in a high-scale, consumer-facing domain. We value engineers who think ahead, identify problems before they surface, and drive solutions independently -- while collaborating effectively across teams.
Responsibilities
Own complex backend projects end-to-end: from functional spec through architecture, development, deployment, and production monitoring.
Design, develop, and maintain scalable backend microservices serving millions of daily users.
Build and manage cloud-native, event-driven architectures on AWS and distributed systems.
Design and build reusable AI-driven components (e.g., sub-agents, skills, and templates) to streamline workflows and improve system efficiency, leveraging modern AI tools and technologies
Proactively identify technical debt, performance bottlenecks, and architectural gaps -- and drive initiatives to address them.
Collaborate with cross-functional teams including Product, DevOps, Mobile, and QA.

Were seeking an exceptional Senior Backend Engineer to join our Platform team. This team is at the heart of what we do- building the tools and infrastructure that enable to scale rapidly while maintaining the quality and reliability our users depend on.

Responsibilities

End-to-End Ownership: Lead projects from design through production, taking responsibility for technical decisions and their outcomes
Platform Architecture: Design and evolve scalable backend systems that power our core products
Infrastructure & Reliability: Build robust, high-performance APIs and services that handle production workloads at scale
Developer Experience: Create internal tools and frameworks that accelerate development across the organization
Technical Leadership: Drive architectural discussions, mentor team members, and raise the bar for engineering quality

we are seeking a Senior Back End Software Engineer to join our Agile development team!
As part of your role, you will be part of the team responsible for building foundational services and contributing to developing our companys next generation of our company Construction Cloud Platform, which is used with mobile, web applications, and cloud services.
At our company, we work in a hybrid working environment based in our TLV office (2 office days a week)
Responsibilities
Work as a member of a self-organised agile team that builds, owns, and runs the service
Contribute to all aspects of service development using Node.js
Work closely with product management to understand and translate requirements into elegant implementations.

We are developing products and intelligence solutions in the Cyber and IoT domains.

As a Senior Backend Engineer, you will design and implement backend services, lead architectural decisions, collaborate with cross-functional teams, and mentor junior developers. You will take ownership of complex tasks, manage project flows within your squad, and bring strong technical opinions and architectural insights.

The role requires excellent multitasking skills, strong context-switching ability, and a proactive, mission-driven mindset.

Responsibilities

Design, develop, and maintain scalable backend services and microservices.
Lead and participate in architectural planning, proposing high-quality solutions and improvements.
Work closely with product, frontend, DevOps, and data teams to deliver end-to-end features.
Break down complex tasks, manage project execution within the team, and ensure on-time delivery.
Mentor junior engineers and support onboarding of new team members.
Write clean, maintainable, well-tested code following industry best practices.
Develop integrations with various internal and external systems using diverse interface protocols.
Maintain ownership of features from design through deployment and ongoing operation.

Are you a super-talent Senior Software Engineer with a deep passion for cybersecurity and a profound understanding of AI-driven attack techniques? We are looking for a highly professional and responsible R&D member to join our team.
This role is for someone who thrives on technical challenges and is ready to leverage their expertise to identify, analyze, and defend against advanced cyber threat
Responsibilities:
As a Senior Software Engineer in R&D, you will be a key player in the design, development, and deployment of our cybersecurity platform. Your responsibilities will include:
Leading the research and implementation of techniques to identify and mitigate AI-related attack methods, such as data manipulation and adversarial attacks on security systems.
Developing and integrating new security features into our platform to proactively defend against modern cyber threats.
Collaborating with our team to define technical requirements and architectural solutions for cutting-edge security features.
Tackling challenging technical problems at the intersection of cybersecurity and low-level systems.

We are looking for a motivated and experienced Senior Developer to join our Cloud and K8s Group. The successful candidate will possess a strong technical background in Kubernetes and different cloud environments, and will excel in developing advanced k8s-related features. Proficiency in NodeJS (Typescript), MongoDB, Kubernetes, Docker, and data queues is essential for this role, as you will be instrumental in refining our cloud CTEM offering.
Key Responsibilities:
Design and implement advanced k8s-related features to enhance our existing offerings.
Streamline deployment processes and ensure system reliability by demonstrating expertise in Kubernetes and Docker.
Develop modular and scalable solutions while leveraging microservices and jobs architecture.
Utilize advanced data processing techniques with tools such as Spark , Flink, written in Scala to improve system performance.
Contribute to the enhancement of system reliability at scale through hands-on experience with large-scale applications.
Develop attack techniques for K8S, cloud and AI technologies.

Join our research engineering team.
The team is responsible for building and maintaining the foundational infrastructure that empowers research and portfolio groups. Our goal is to equip researchers with best-in-class tools and systems, enabling them to efficiently develop and deploy cutting-edge data science and machine learning models. As a Research Software Engineer, you will design and implement critical components of these core systems.

Our efficiency-driven Backend Team develops and optimizes algorithms, enabling our solutions to handle large-scale data processing with impressive speed and low latency.
Join us in pushing the boundaries of fraud prevention and making a meaningful impact.

What youll do
Take full ownership of products and features, from initial design to final production, empowering you to have a tangible impact throughout the entire development process.
Thrive on solving diverse and complex problems at scale, even when faced with limited clarity on the optimal solution approach. Your ability to navigate and conquer such challenges will be highly valued.
Collaborate closely with Product Managers, Analysts, Data Scientists, and Software Engineers, working together to deliver exceptional value to our customers. Your contributions will directly contribute to shaping the success of our products.
Dive deep into the analysis and optimization of performance, scalability, and stability across our product portfolio, as well as the environments and tools supporting them. Your insights and improvements will have a significant impact on ensuring our technological excellence.
Embrace a continuous learning mindset, constantly exploring and evaluating new technologies. This commitment to innovation ensures that our products and systems remain at the forefront of the industry, effortlessly adapting to the ever-growing scale of our operations.
Elevate your impact by mentoring others, leading projects, and advocating for engineering best practices within your team. Your influence will extend beyond your own work, fostering a culture of growth and excellence.
Rise to the challenge of sharing your expertise with the wider tech community. Whether speaking at meetups/conferences, penning insightful blog posts, contributing to existing open-source projects, or releasing new open-source software, your voice will shape and inspire others.

Were looking for a Senior Backend Engineer to help us evolve and scale our real-time incoming infrastructure. Youll solve high-throughput, low-latency challenges and craft APIs used by some of the largest mobile apps in the world.

What youll do
Design, build, and own real-time engagement services and APIs that are fast, reliable, and scalable.
Evaluating architectural trade-offs (e.g., consistency vs. availability) in a distributed environment.
Tackle complex problems in real-time, high-throughput systems using modern cloud-native tooling such as CDNs, WAF, Web Handlers, and Kafka
Lead API design and implementation across systems - with a strong focus on security, scale, performance, and reliability
Identify and resolve systemic bottlenecks that span multiple services or cloud regions.
Collaborate with Product Managers and Engineers to shape product direction and deliver customer value
Contribute to engineering excellence via code reviews, mentoring, and technical leadership
Continuously evaluate and integrate new technologies to keep our stack modern and efficient

we are looking for a talented Senior Software Engineer
The team is responsible for processing structure and unstructured medical data from multiple external sources while building and maintaining an internal serving platform. Our key challenges include operating at scale, integrating with diverse external interfaces, and ensuring the data is served in a consistent and reliable manner.
Responsibilities:
Lead development processes from ideation to production
Collaborate with product, medical, and software teams across the organization.
Own the design and evolution of the data ingestion and serving platform.
Mentor and guide junior and mid-level engineers.
Define best practices for system reliability, scalability, and observability.
Lead technical decisions around distributed systems, APIs, and integrations.
Build a customer-centric product with a deep understanding of the complex healthcare industry.

We are seeking a promising and talented Cloud Back End Developer to join our group.
Job Id: 25321
If you thrive in a fast-paced, dynamic environment, can handle multiple requests simultaneously, and enjoy working independently as part of a cutting-edge team, this is your opportunity to help make the world a safer place!
Key Responsibilities:
As a Cloud Back End Developer, you will be responsible for developing and maintaining exciting security products for our customers. Our production environment is a fast-paced, agile development cloud environment - handling tens of millions of transactions daily
You will develop software serving large scale production real-time multi-tenant environment, handling large quantities of data, using microservices architecture and design patterns.
The domain you will tackle will involve cutting edge cybersecurity cloud solutions, like phishing, impersonation, anomaly detection, and more. All are implemented with the latest AWS tools and managed services such as Elastic Container Services, Kinesis, DynamoDB, SQS, Opensearch, ElasticCache, Iceberg, and many more. You will design and develop high impact real-time components and take ownership of the end-to-end solution.
Develop production-grade, large-scale cloud-based security products.
Design and develop data-driven applications in an agile development environment.
Collaborate cross-functionally with product managers, QA, automation, data engineers, and other engineers to achieve elegant solutions.
Work alongside other engineers on the team to elevate technology and consistently apply best practices.

Were hiring a ML Engineer to accelerate AI-driven innovation across our B2B SaaS platform.

Youll be at the forefront of building intelligent systems that power core product experiences and automate internal operations, driving efficiency, speed, and scale across the organization. This is a high-impact, hands-on role in a fast-growing, AI-first company where machine learning is a foundational pillar, not a bolt-on feature. You'll partner with product, engineering, and operations teams to design and implement powerful ML and LLM-based solutions that make a measurable difference.

What You Will Do:
Build Intelligent Systems: Design and develop ML/LLM-powered solutions that solve real-world challenges across our product and internal workflows.
Own Full Lifecycles: Take projects from concept all the way to production, including model training, evaluation, integration, and monitoring.
Leverage State-of-the-Art Tools: Work with leading frameworks like LangChain, Hugging Face, TensorFlow, and PyTorch to deliver cutting-edge functionality.
Collaborate Cross-Functionally: Partner with product managers, engineers, and stakeholders to embed AI capabilities into user-facing features and backend services.
Ship at Scale: Build and maintain scalable APIs and services, integrating best practices in CI/CD, observability, and cloud infrastructure.
Report with Impact: Share progress, challenges, and results clearly with technical and executive stakeholders.

We seek a skilled Senior Infra Backend Engineer to join our R&D office in Tel Aviv, working in a hybrid and flexible model.
Youll collaborate with a top-tier R&D team and take your professional growth to the next level. Our backend infra teams work mainly with Python and Go, but we welcome talented backend engineers from any language background.

Key Responsibilities

Design and build scalable pipelines processing billions of events daily.

Dive deep into infra technologies and optimize them at scale.

Lead major efforts from idea initiation → design → implementation.

Tackle complex challenges in scalable architecture within our AWS environment.

Integrate and leverage top industry technologies such as Kafka, Iceberg, DynamoDB, Postgres, EMR, Kubernetes, Druid, Snowflake, and more.