דרושים » תוכנה » Backend Developer

we are a dynamic technology firm dedicated to building exceptional products using modern technologies for the world's most admired companies. We pride ourselves on innovation, collaboration, and delivering excellence in every project.

Job Description


Design and develop mobile applications for iOS and Android.
Collaborate with designers and other developers to create user-friendly interfaces.
Optimize applications for performance, usability, and reliability.
Debug and troubleshoot application issues.
Stay current with industry trends and best practices in mobile development.

We're looking for a Platform Tech Lead to join our Platform Engineering team.

In this role, you'll help shape the platform that powers all of R&D teams. You'll lead technical decisions, design scalable cloud infrastructure, build high-performance services, and drive engineering excellence across the organization. This is a highly hands-on role for someone who enjoys solving complex technical challenges while influencing architecture, scalability, and developer experience.

What You'll Do

Design, build, and maintain scalable backend services using C# and .NET Core.
Lead the design and evolution of our cloud-native platform and microservices architecture.
Build infrastructure and developer platforms that enable engineering teams to move faster.
Work with Kubernetes, Docker, and cloud platforms (Azure, AWS, or GCP).
Drive architectural decisions with a strong focus on scalability, reliability, security, and performance.
Collaborate closely with engineering teams to improve developer experience and platform capabilities.
Mentor engineers and serve as a technical leader across multiple teams.

In this role, you will be responsible for designing and implementing backend systems that connect and integrate with customer environments. You will work closely with customers, field engineers, and product teams and be an integral part of the thought and design process of our methodologies and practices which guide us in the critical path of customer onboarding, integration and data flow. The role requires creativity, research and problem-solving skills as well as deep technical knowledge and the ability to deep-dive into complex and difficult problems.
What you will do:

Design and implement backend systems that connect and integrate with customer environments

Identify, collect and model data from large-scale environments

Stay up-to-date with industry trends and advancements in backend development

Develop reliable production-grade code which will run side-by-side with customer applications in scale

Dive into a world of endless technologies and explore the latest and greatest cutting-edge software programming languages and frameworks

Collaborate with the product team to create a seamless integration and onboarding process for our customers, including designing the workflow and features that will make the experience as smooth and efficient as possible

Develop key components in the companys architecture, supporting complex use-cases for the present and future

Develop concurrently at immense scale, with billions of requests for hundreds of customers every day

Lead major changes, taking initiative and influencing the products technical and business growth

Work with your teammates to guide R&D through the evolution of the platform, advising and influencing at every scope

Take end-to-end responsibility for your code, through development, testing, rollout and scale-up

We are looking for a Sr. Staff Backend Engineer to join our team. This is a Hybrid (Ramat Gan) role, reporting to the Manager, Software Engineering in the Exposure Management & Security Operations department. Avalor, now part of Zscaler, powers the data foundation behind Security Operations platform, ingesting, unifying, and contextualizing data from hundreds of security and business tools to power security modules that deliver actionable insights and measurable risk reduction to our customers. In this role, you'll own complex backend systems that sit at the heart of our data platform, designing and building services that ingest, process, and move massive amounts of data reliably and at scale for enterprise customers worldwide.

What youll do (Role Expectations)

Developing and maintaining high-quality, scalable backend services within a microservices architecture using Java/Spring Boot and Python
Designing and building data pipelines and ETL workflows that ingest, transform, and unify data from diverse sources at enterprise scale
Leading solutions from scratch to production; creating technical designs, driving architectural decisions and taking full ownership of complex projects - from design and implementation through deployment, monitoring performance, reliability and cost, and proactively driving improvements
Collaborating closely with cross-functional partners - product managers, frontend/backend engineers and UX designers
Serving as a technical anchor for the team - leading design discussions, setting engineering standards, and driving best practices across the codebase
Who You Are (Success Profile)

You thrive in ambiguity. You're comfortable building the path as you walk it. You thrive in a dynamic environment, seeing ambiguity not as a hindrance, but as the raw material to build something meaningful.
You act like an owner. Your passion for the mission fuels your bias for action. You operate with integrity because you genuinely care about the outcome. True ownership involves leveraging dynamic range: the ability to navigate seamlessly between high-level strategy and hands-on execution.
You are a problem-solver. You love running towards the challenges because you are laser-focused on finding the solution, knowing that solving the hard problems delivers the biggest impact.
You are a high-trust collaborator. You are ambitious for the team, not just yourself. You embrace our challenge culture by giving and receiving ongoing feedback-knowing that candor delivered with clarity and respect is the truest form of teamwork and the fastest way to earn trust.
You are a learner. You have a true growth mindset and are obsessed with your own development, actively seeking feedback to become a better partner and a stronger teammate. You love what you do and you do it with purpose.

we are looking for a Senior Full Stack Engineer with a backend-oriented mindset to join our growing R&D team.
In this role, youll be responsible for connecting high-scale data infrastructure with our customer-facing portal-turning complex, runtime telemetry into fast, intuitive, and intelligent user experiences. Youll work closely with product, design, and Data pipeline and security engineers to build data pipelines, APIs, and integrations that make platform both powerful and delightful to use.
This is a hands-on role at the intersection of backend systems, high scale data engineering, and user experience, shaping how massive volumes of runtime data flow through data-driven platform.
Youll Be Great For This Role If You Love To:
Design and implement efficient data pipelines and backend integrations that connect our high-scale data to the user-facing portal.
Build and optimize APIs, data services, and caching layers to ensure fast and reliable data access.
Use data modeling, denormalization, and performance optimization to handle complex queries and large datasets effectively.
Collaborate closely with frontend engineers, product managers, and designers to ensure data flows seamlessly into intuitive UI components.
Contribute to the architecture and scalability of hybrid cloud-native platform.
Write clean, testable, production-ready code in Python, Node.js, TypeScript, and React, while keeping performance and maintainability top of mind.
Stay close to users and product feedback loops - helping translate technical insights into better experiences.
Own end-to-end delivery, from backend design through deployment using CI/CD, Temporal, and Kubernetes.

were looking for a passionate Tech Lead to join our collaborative team.

Youll be at the forefront of innovation-designing scalable solutions, guiding architecture, and driving technical excellence as we deliver world-class experiences to millions of sports fans around the globe.

Responsibilities
Design robust APIs and services for a vast user base
Architect and guide performance optimization, security, and scalability strategies
Analyze and process large datasets in near real-time to deliver insight
Oversee data pipelines that power real-time push notifications for a global user base
Provide a technical specification for complicated features
Support development team, delegate tasks, and resolve technical blockers
Perform code reviews to ensure best practices are followed and offer constructive feedback for continuous improvement.
Ensure high code quality, maintainability, and test coverage (unit/integration tests)
Own the delivery of releases all the way to production
Help manage hiring process and onboarding of developers

We are looking for a strong Backend Software Developer to join the team and take ownership of core services end to end, from design through production.
Key Responsibilities
Design, develop, and maintain backend services and APIs for the Policy Auditor, integrated with our company's Security Management products.
Own features end to end: design, implementation, testing, deployment, and monitoring in production.
Build data processing and analysis flows over security policies and logs, with a focus on correctness, performance, and scale.
Integrate AI-based capabilities into the product where they add real value to policy analysis and recommendations.
Collaborate with product, UI, and other R&D teams across the Network Security Management area to deliver complete features.
Investigate and resolve complex production issues in distributed, multi-component systems.

we are looking for a talented Full Stack Engineer to join our core R&D team. You will be a key player in building our innovative travel insurance platform, taking ownership of features from the database all the way to the user interface. While the role is approximately 70% Backend focused, you will have a significant impact on our frontend architecture and user experience.
Youll be joining a fast-paced, high-growth startup environment where you will solve complex technical challenges, optimize for high scalability, and help shape the future of travel tech.
Responsibilities:
Design, develop, and maintain high-scale backend services and APIs (Node.js/TypeScript).
Build responsive, intuitive, and visually appealing web interfaces using React.js.
Take full ownership of features end-to-end: from architecture and database design to frontend implementation.
Optimize applications for maximum speed, scalability, and security.
Collaborate closely with Product, Design, and other engineers to translate complex requirements into high-quality code.
Participate in code reviews, testing, and debugging to maintain high engineering standards.
Stay up-to-date with the latest technologies and best practices to continuously improve our stack.

We are looking for a Backend Software Engineer to join the team and help develop the integration and enforcement layer behind our products. You will work on production software deployed in diverse environments, solve complex web and infrastructure challenges, and own features from design through delivery and operation.
What youll do:
Design, build, and maintain backend and edge components that integrate our detection and enforcement capabilities into customer environments.
Develop reliable, secure, and maintainable services and SDKs, primarily using JavaScript and TypeScript.
Own the full software lifecycle, including technical design, implementation, testing, deployment, monitoring, troubleshooting, and continuous improvement.
Optimize performance and reliability for latency-sensitive components that operate directly in the request path.
Solve portability and integration challenges across different platforms, runtimes, and customer architectures.
Collaborate closely with Product, Security Research, Customer Success Engineering, and other Engineering teams to deliver end-to-end solutions.
Investigate complex production and customer-integration issues and turn what you learn into product and engineering improvements.

We are looking for a brilliant and highly motivated Senior Backend Engineer who is passionate about technology and eager to make an impact. In this role, you will work on our web applications, contributing to both backend services and frontend applications to ensure seamless performance and scalability. You will be responsible for designing and implementing new APIs, optimizing existing systems, and building high-quality, maintainable solutions that enhance the overall user experience.
What will your day to day look like:
Full-Stack Development: Build and deploy frontend and backend code that supports growth initiatives, ensuring scalability and performance.
Rapid Prototyping: Quickly turn ideas into MVPs for testing and validation, using an agile and iterative approach.
Data-Driven Decision Making: Work closely with analytics tools to gather insights, track KPIs, and make informed decisions that fuel growth.
Collaborate with Cross-Functional Teams: Partner with marketing, product, design, and data teams to identify opportunities and run experiments.
Contribute to the Growth Strategy: Bring your technical expertise and creativity to brainstorm and prioritize growth opportunities that align with business goals.