לוח משרות דרושים Senior Backend Developer

We are looking for a talented, passionate and experienced Senior Backend Software Engineer to join our team. You will help design and build the backend and data pipeline behind leading XDR platform, operating at large scale and under real-world production constraints. Were looking for someone with strong distributed systems fundamentals, high coding standards, and a collaborative, hands-on approach.

Responsibilities:

Lead the design and implementation of key backend components in flagship product
Build and operate a high-throughput data pipeline handling terabytes of data per day, with a focus on performance, reliability, and cost
Drive engineering best practices (testing, observability, CI/CD, code review, technical design) and contribute to product/technical innovation
Mentor engineers and help grow a strong engineering culture; learn and collaborate across teams

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

Required Backend Developer - Base44
Job Description
Work on cutting-edge technologies and become an industry leader.
Improve your skills and learn from top-notch engineers.
Tackle tough problems and find creative ways to solve them.
Push your code to millions of users every day.
Solve hard problems in a simple way using TDD and clean code.
Influence the developer community.
Contribute to the OSS community.

Required Backend Engineer - Platform Engineering
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Job Description
Play an active role in researching and developing our platform projects and agenda
Lead efforts to enhance the entire microservices development cycle by reducing the cognitive load for developers
Address developer pain points such as improving data access, optimizing event-driven workflows, and facilitating migrations
Help build the right abstractions around our services communication, data access layer, messaging, scheduling, and mass data migrations
Develop and grow as a developer by tackling diverse challenges and working on impactful projects.

Required Backend Engineer - Internal Platform Engineering
Job Description
As a Backend Engineer, youll join a brand new team focused on development tools such as AI agents, gateways, and orchestrations, working to improve our velocity and quality.
Build tools used by every developer, with the goal of significantly improving the velocity and quality of tools and products in the organization
Create new solutions and take ownership of existing ones in areas like production testing and performance
Take projects from ideation to production, including technical design, RFC, coding and more
Work with cutting-edge full-stack technologies at the highest industry standards and leverage the most up-to-date tools
Be a part of an R&D team with extremely experienced colleagues
Create tools by developers for developers, influencing the product at virtually every level.

Required Senior Backend Engineer
Job Description
Work on cutting-edge technologies and become an industry leader.
Improve your skills and learn from top-notch engineers.
Tackle tough problems and find creative ways to solve them.
Push your code to millions of users every day.
Solve hard problems in a simple way using TDD and clean code.
Influence the developer community.
We believe our best work happens together. Our work model is fully in person, with 5 days a week from our office. Flexibility remains a core value and special requests are handled thoughtfully at the team level.

We are looking for a Senior Backend Engineer to join our R&D team and play a pivotal role in building our 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.

We are looking for an exceptional and passionate Back-End Developer to join our team. This role involves designing and implementing the backbone infrastructure and APIs for our applications, ensuring a great user experience.

Responsibilities:
Be responsible for the products architecture and maintain its performance in challenging circumstances.
Maintain high standards of software quality by establishing best practices
Collaborate with various stakeholders to plan, design, develop, test and maintain extraordinary features
Translating requirements into high-quality code
Seeing through a project from conception to finished product
Collaborating with a team of skilled developers to develop high-traffic, cloud-based applications
Participating in code reviews to maintain code quality and sharing best practices with the team
Provide guidance and mentorship to junior developers, promoting continuous learning and improvement within the team

Were building the next generation of autonomous cybersecurity technology - systems that think like attackers to continuously uncover security gaps in enterprise environments.
As a Senior Engineer in our Attack Simulation Platform team, youll design and build the engines, data models, and intelligent agents that simulate advanced adversaries across large-scale networks. Youll combine strong software-engineering skills with deep security intuition to create systems that mirror human attacker behaviour and discover real weaknesses before attackers do.
The Responsibilities
Design and build AI-driven agents that emulate adversarial behaviours such as lateral movement, privilege escalation, and persistence.
Develop core simulation and orchestration components in Go (primary language) and integrate with in-house AI models.
Model and simulate attack paths across complex enterprise environments (identity, endpoint, network, and cloud).
Collaborate with red-teamers, researchers, and data scientists to translate threat intelligence and real attack TTPs into executable logic.
Contribute to architecture decisions, scalability, and performance optimization for distributed simulations.

Were looking for a Senior Backend Engineer to join our Detection group. Be a significant part of the development of infrastructure that efficiently handles, processes, and stores vast volumes of data. Youll design and evolve core backend and build scalable, high-performance backend system that enables our company's real-time threat detection platform and find state-sponsored attacks.
The Responsibilities
Design and develop complex, large-scale backend systems that efficiently handle, process, and store high volumes of data.
Own backend architecture end-to-end, from early design decisions to production rollout and long-term evolution
Translate business and technical requirements into clear backend architecture and detailed implementation plans, with strong focus on design quality, maintainability, reliability, and performance.
Collaborate closely with cross-functional teams (Product, Data, DevOps, Security) to deliver robust backend and data-processing capabilities.
Build resilient, production-grade systems and drive modern engineering practices, leveraging cloud technologies.
Debug and resolve complex backend issues using strong analytical and problem-solving skills.
Lead technical initiatives, drive best practices, and raise the bar for engineering quality.

We're building our company's Cyber Threat Intelligence platform - an AI-first product that harvests, contextualizes, and serves threat intelligence at scale. We're looking for a Python-native backend engineer to own the infrastructure that makes this possible.
You'll design and build the systems that power both agentic AI workloads and large-scale data orchestration - exposing CTI insights as a service to UI components, APIs, and autonomous agents across the company ecosystem. This is a greenfield opportunity where you'll shape foundational architecture decisions on a new product with a small, high-impact team.
The Responsibilities
Shape and build our data lake architecture, orchestration layer, and data access patterns.
Build the tooling and infrastructure that enables AI agents to consume and reason over threat data.
Develop systems that harvest data from open and dark web sources, cross-reference signals, and contextualize raw intelligence into actionable insights.
Serve curated CTI data to various consumers - dashboards, internal services, and other agents in the company platform.
Instrument complex workflows with tracing and metrics - when things break in production, we need visibility to understand why.
Create developer tooling and experiences that make the platform usable for other engineers building on top of it.

Required Senior Machine Learning Platform Engineer
What will you do?
As a Senior ML Platform Engineer, you will design and build core backend systems and ML infrastructure that power research, training, and online inference at scale.
You will work at the intersection of backend engineering, data engineering, and machine learning, partnering closely with data scientists to transform research needs into production-grade platform capabilities with real business impact.
Key Responsibilities
Design, build, and own backend systems that support ML workflows, data processing, and core platform services
Architect and optimize systems for performance, scalability, reliability, and cost efficiency in production ML environments
Collaborate closely with data scientists to implement, iterate, and evolve ML platform capabilities
Build and maintain large-scale data ingestion, processing, and training pipelines
Ensure systems are production-ready through testing, observability, monitoring, and performance optimization
Investigate and resolve infrastructure and performance issues affecting critical ML and business KPIs.

Required Senior Back End Engineer
What will you do?
As a Senior Backend Engineer your mission will be to:
Collaborate with software engineers and data scientists to research, develop, and deploy experiments, features and enhancements with a high impact on our global revenue.
Create, design, develop, test, and monitor your code in production autonomously and reliably.
Work with the Engineering Manager, Product Manager and other teams to frame projects and be accountable for their execution.
Obtain a good understanding of the business to provide relevant solutions to clients.
Be a work facilitator and help communication inside and outside Teads.
Stay up-to-date on new technologies and architectures. If they can solve a problem Teads has, propose ways to implement them into our current software engineering process.

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.