We are looking for a Senior Backend Developer to join our team and help build and scale the core backend services of our cloud-based platform. You will work hands-on with Go and Java (Spring Boot), contribute to system design and architecture decisions, and take ownership of features end-to-end. As part of a new Python-based initiative, you will also help shape and develop new services in Python. We operate in an Agile environment with strong engineering standards, CI/CD pipelines, and a culture that values ownership, collaboration, and continuous improvement.

What You'll Do:
Design, develop, and maintain scalable backend services.
Write clean, maintainable, and efficient code in Go, Java (Spring Boot), and Python.
Participate in system design and architectural discussions.
Collaborate closely with product, DevOps, and frontend teams.
Ensure high code quality through code reviews, testing, and best practices.
Take ownership of features from design through production.
Contribute to improving development processes and engineering standards.

We are seeking for a talented Senior Java Developer to join our development center in Israel, a fast-paced and innovative environment.
Responsibilities:
Backend Development: Design and develop scalable, high-performance Java-based microservices.
Microservices Architecture: Take part in the design, implementation, and evolution of a distributed microservices ecosystem
Business Process Orchestration: Develop and maintain services that drive complex, multi-step business processes across multiple systems
System Integration: Collaborate with cross-functional teams to integrate services with internal and external systems
Performance & Scalability: Optimize services for high throughput, reliability, and fault tolerance in a large production environment
Technical Leadership: Participate in design reviews, propose architectural improvements, and contribute to best practices across the team.

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

We are seeking an Architect to join the Office of the CTO and be part of a group of Architects who provide technical leadership and help Engineering build next-generation products to manage modern software releases.
As a Software Architect you will...
Define architectural approaches and detailed technical Engineering specifications
Develop architectural POCs, research technical innovations and evaluate new technologies
Provide architectural oversight and guidance to Engineering teams, negotiate trade-offs and drive issues to closure
Work with Product Management to understand business requirements and market trends
Review code and perform acceptance testing to ensure quality and consistency with architectural vision
Help to steer the architectural and Engineering priorities of the company

We are looking for a passionate Senior BackEnd Software Engineer to join our growth PLG team in TLV, designing and developing core product features and services that power our app used by thousands of travelers on a daily basis using the latest cutting edge AI technologies . You will work closely with a set of talented engineers, product managers, designers to identify customer needs and build innovative solutions to solve them.
This is a very unique role which combines the small team feeling of a startup launching a brand new product, with the perks, opportunity size and impact of an established company.
What Youll Do:
Building out and leading the development of new impactful product features
Ensure the quality of the features you built, follow-up on usage/issues post release
Work closely with product and design team to deliver new features that align with the needs of the business
Provide technical leadership and mentoring to other engineers on the team
Contribute and drive frameworks that lead to significant user experience improvements
Assist the team in understanding and adopting new technologies

As a Senior Developer, youll work hands-on with modern Java, REST APIs, MongoDB, Redis, Elasticsearch, MySQL, and more to build business-critical features on vRx. Youll collaborate with product, front-end, QA, support, and sales teams to ensure seamless development, all while leading end-to-end feature development that addresses real-world security needs.

Responsibilities:
Design new system components with a strong focus on high availability, scalability, and performance.

Create, test, manage, and peer-review code: each developer takes on multiple roles.

Collaborate within a small, agile team environment.

We are looking for a JAVA Expert to join our new product initiative in data processing and analysis infrastructure.
This is a great opportunity to be part of one of the fastest-growing infrastructure companies in history, an organization that is in the center of the hurricane being created by the revolution in artificial intelligence.
Location: Tel Aviv / Haifa - Israel.

We seek an experienced and highly skilled Senior Engineer to join our Data Platform Team. This is an exciting opportunity to work on cutting-edge technologies, drive innovation, and play a key role in designing and implementing the companys data infrastructure and architecture.
What you'll do
Database Infrastructure Development - Design, develop, and maintain scalable and reliable self-serve database infrastructure, including PostgreSQL, MongoDB, SingleStore, and AWS Aurora.
Big Data Infrastructure Development - Design, develop, and maintain scalable and reliable self-serve big data infrastructure, including cloud-agnostic data lakehouse, distributed databases, and platform-powered data pipelines.
End-to-End Ownership - Take responsibility for the entire lifecycle of data infrastructure, from DevOps (Terraform, Kubernetes) to application-level components (infrastructure libraries, core components in data pipelines).
Architecture Leadership: Collaborate with the Architecture group to define and maintain the companys core architectural vision.
Partner with development teams, providing technical guidance, best practices, and support from the design phase to production deployment.
Innovation and Exploration - Work on diverse and impactful projects across different layers of the tech stack, exploring new technologies and approaches to improve reliability, efficiency, and scalability.

Required Senior Software Engineer, Infrastructure
Realize your potential by joining the leading performance-driven advertising company!
As a Senior Software Engineer on the Infrastructure Engineering R&D group, youll play a vital role in developing one of the largest real time high scale operation in the world to support over 1.4B users, >500,000 requests / second, 140TB of new data every day.
How youll make an impact:
As a Senior Software Engineer, youll bring value by:
Develop one of the largest real time high scale operation in the world to support over 1.4B users, >500,000 requests / second, 140TB of new data every day
Have end to end ownership: Design, develop, deploy, measure and maintain our services
Solve production issues in the framework code
Collaborate with the brightest software engineers team members
Influence directly on the way billions of people discover the internet
Here are some of the things software devs in our group did in the last several months:
Rewrote part of our recommendation servers to reduce serving time p999 by >40%
Rolled out custom Cassandra compaction strategy
Created and improved our Kafka consumer designed for very high scale
Developed a brand new metrics pipeline, ingesting over 100B metric messages per day
Anomaly detection engine for application metrics
Rolled out a new custom home-built authentication service
Many more things
Our Tech Stack:
Java, Spark, Kafka, Hadoop, Cassandra, Vertica, MySQL, HDFS, BigQuery, Docker, Linux, Kubernetes, Prometheus, Metrictank, Grafana, Airflow, Redis.