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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 companys Kafka consumer designed for very high scale
Developed a brand new company metrics pipeline, ingesting over 100B metric messages per day
Anomaly detection engine for application metrics
Rolled out a new custom home-built our company authentication service
Many more things.

We are looking for a Senior Data Engineer to join our Platform group in the Data Infrastructure team.
Youll work hands-on to design and deliver data pipelines, distributed storage, and streaming services that keep our data platform performant and reliable. As a senior individual contributor you will lead complex projects within the team, raise the bar on engineering best-practices, and mentor mid-level engineers - while collaborating closely with product, DevOps and analytics stakeholders.
About the Platform group
The Platform Group accelerates our productivity by providing developers with tools, frameworks, and infrastructure services. We design, build, and maintain critical production systems, ensuring our platform can scale reliably. We also introduce new engineering capabilities to enhance our development process. As part of this group, youll help shape the technical foundation that supports our entire engineering team.
Job responsibilities:
Code & ship production-grade services, pipelines and data models that meet performance, reliability and security goals
Lead design and delivery of team-level projects - from RFC through rollout and operational hand-off
Improve system observability, testing and incident response processes for the data stack
Partner with Staff Engineers and Tech Leads on architecture reviews and platform-wide standards
Mentor junior and mid-level engineers, fostering a culture of quality, ownership and continuous improvement
Stay current with evolving data-engineering tools and bring pragmatic innovations into the team.

We are looking for a Senior Software Developer to join our team in Israel and help build the next generation of AI-driven financial crime detection.
In this role, you will work at the intersection of software engineering, algorithms, and large-scale data processing, building scalable production systems that power mission-critical financial crime detection solutions. You will design efficient architectures, develop high-quality code, and turn data-driven and machine learning models into robust real-world applications.
Technology: Python, PySpark, Apache Spark, NumPy, scikit-learn, TensorFlow / PyTorch, ETL pipelines, distributed systems, large-scale data processing
What youll work on:
Designing and developing scalable data processing pipelines and backend systems
Writing efficient, high-quality, and maintainable code in Python and PySpark
Optimizing large-scale data workflows and distributed computing processes
Implementing and integrating machine learning solutions into production systems
Translating analytical and algorithmic models into scalable applications
Improving the performance, reliability, and scalability of data and ML pipelines
Collaborating with data scientists, analysts, engineers, and R&D teams to bring solutions into production
Conducting code reviews and promoting software engineering best practices.

We are looking for a Senior Algorithm Engineer to join our team in Israel and help build the next generation of AI-driven financial crime detection.
In this role, you will work at the intersection of software engineering, algorithms, and large-scale data processing, building scalable production systems that power mission-critical financial crime detection solutions. You will design efficient architectures, develop high-quality code, and turn data-driven and machine learning models into robust real-world applications.
Technology: Python, PySpark, Apache Spark, NumPy, scikit-learn, TensorFlow / PyTorch, ETL pipelines, distributed systems, large-scale data processing
What youll work on:
Designing and developing scalable data processing pipelines and backend systems
Writing efficient, high-quality, and maintainable code in Python and PySpark
Optimizing large-scale data workflows and distributed computing processes
Implementing and integrating machine learning solutions into production systems
Translating analytical and algorithmic models into scalable applications
Improving the performance, reliability, and scalability of data and ML pipelines
Collaborating with data scientists, analysts, engineers, and R&D teams to bring solutions into production
Conducting code reviews and promoting software engineering best practices.

As a Senior Software Engineer within the Platform Infrastructure group, you will architect and develop the foundational Platform that powers all existing and future products. You will tackle the most complex, high-impact engineering challenges that span the entire stack- from low-level system configuration to distributed backend applications. Joining a global team, you will act as a technical lighthouse, conducting deep-dive research and resolving intricate performance and architectural issues that others cannot.

Responsibilities
Architect & Develop: Design and implement scalable, fault-tolerant backend services and infrastructure tools using Python, Docker, and Linux.
Deep-Dive Research: Act as the final escalation point for the R&D organization, diagnosing and resolving complex, ambiguous system-wide performance issues and "unsolvable" bugs.
Platform Innovation: Build long-term infrastructure solutions and internal tools to improve R&D efficiency and prevent recurring technical debt.
Technical Leadership: Drive architectural decisions using telemetry data and collaborate across global teams to coordinate cross-functional engineering efforts.

we are seeking a Senior Software Engineer (Data Engineering). You will be responsible for designing and building all data, ML pipelines, data tools, and cloud infrastructure required to transform massive, fragmented data into a format that supports processes and standards. Your work directly empowers business stakeholders to gain comprehensive visibility, automate key processes, and drive strategic impact across the company.

Responsibilities

Design and Build Data Infrastructure: Design, plan, and build all aspects of the platform's data, ML pipelines, and supporting infrastructure.
Optimize Cloud Data Lake: Build and optimize an AWS-based Data Lake using cloud architecture best practices for partitioning, metadata management, and security to support enterprise-scale operations.
Lead Project Delivery: Lead end-to-end data projects from initial infrastructure design through to production monitoring and optimization.
Solve Integration Challenges: Implement optimal ETL/ELT patterns and query techniques to solve challenging data integration problems sourced from structured and unstructured data.

We are looking for a highly motivated Senior Software Engineer to join our group. In this role, you will design and develop large-scale, cloud-native systems that power the global CXone platform.
Beyond building scalable services, we are looking for engineers who embrace AI-augmented development, leverage modern coding agents, and continuously optimize engineering workflows using tools such as Claude Code, GitHub Copilot, and other AI-driven assistants.
You will work in a fast-paced, cloud-first environment where ownership, technical excellence, and intelligent automation are part of everyday engineering.
How will you make an impact?
Quickly onboard to existing systems and become productive in a complex domain
Design, implement, and maintain automation and test frameworks using AWS\Azure technology
Build and evolve performance and scalability solutions
Lead tasks end-to-end, including coordination across R&D, QA, DevOps, and other teams
Drive technical initiatives independently, from requirements to delivery
Analyze system behavior, troubleshoot issues, and lead root-cause analysis
Improve reliability, performance, and maintainability of existing components
Integrate solutions into CI/CD pipelines
Leverage AI tools to improve coding efficiency, quality, and productivity
Collaborate closely with architects and peers to evolve system design
Apply AI-powered coding tools to accelerate development and improve code quality
Leverage coding agents and AI workflows to optimize design decisions, refactoring, testing, and documentation
Contribute to engineering best practices and continuously improve development velocity and reliability.

Required Senior Data Engineer - Core Data Platform Team
Our Core Data Platform team
We're a leading force in the ad tech industry, revolutionizing how brands connect with their audiences. Our platform processes billions of ad impressions daily, generating massive datasets that drive our core business. We thrive on innovation and seek a Senior Data Engineer to help us build and scale the data infrastructure that powers our insights and analytics. This is a unique opportunity to work with cutting-edge technologies and make a direct impact on our products.
What will you do?
As a Senior Data Engineer, you'll be a key part of our data platform team, responsible for designing, building, and maintaining robust and scalable data pipelines. You'll work closely with data scientists, analysts, and server side engineers to ensure our data is reliable, accessible, and ready for analysis. Your expertise will be crucial in expanding our data warehouse and data lake capabilities, enabling us to deliver next-generation ad tech solutions.
Your mission will be to:
Develop and Optimize Data Pipelines: Design, build, and maintain ETL/ELT pipelines using Apache Spark to ingest, process, and transform large-scale datasets from various sources.
Manage Cloud Infrastructure: Architect and manage our data infrastructure primarily on Google Cloud Platform (GCP) or Amazon Web Services (AWS). This includes services like BigQuery, S3, GCS, EMR, and AirFlow.
Enhance Data Storage: Improve and manage our data warehouse and data lake solutions, ensuring data quality, consistency, and accessibility for business intelligence and machine learning applications.
Collaborate and Innovate: Partner with cross-functional teams to understand data needs and implement solutions that support new product features and business initiatives.
Ensure Data Integrity: Implement monitoring, alerting, and logging systems to maintain data pipeline health and ensure data accuracy.

we are seeking an exceptional Senior Software Engineer to join our Algorithmic Trading group in Tel Aviv. In this role, you will design and build high-performance research pipelines and market simulation systems that drive the development, testing, and validation of trading strategies - work that has a direct and measurable impact on the firms profitability.
Youll be a core member on a multidisciplinary team of world-class technologists, quantitative researchers, and traders. This is a hands-on engineering position where you will work across the entire technology stack:
Creating low-level systems designs
Developing high-throughput, deterministic, replayable market and exchange simulations
Leveraging cutting-edge performance optimization techniques on large-scale distributed grids
We offer an environment where ownership is high and collaboration is constant. Youll interact directly with research and trading teams, influencing strategy design while building mission-critical systems alongside some of the best engineers in the industry.
Our Tel Aviv office, located at the TLV Expo Center next to the Tel Aviv University train station, offers a modern workspace and highly competitive compensation packages.
How Youll Make an Impact
Architect, build, and operate offline high-throughput C++ research systems.
Continuously optimize systems for latency, determinism, and throughput.
Lead performance-focused initiatives, drive architectural decisions, and introduce cutting-edge techniques.

we are looking for highly skilled Software Engineers for an Algorithmic Trading Research Group in Tel Aviv. our company office is located at the TLV expo center, right next to TLV University train station and offers highly competitive compensation packages.
we are a technology-driven, diversified principal trading firm. We trade our own capital at our own risk, across a broad range of asset classes, instruments and strategies, in financial markets around the world. As the markets have evolved over the past 30 years, so has our company - maximizing opportunities to include real estate, cryptoassets and venture capital. With over 1,000 employees at our Chicago headquarters and offices around the world, we work together to solve complex problems, challenge consensus and deliver meaningful results. Its a place of high expectations, deep curiosity and thoughtful collaboration
As a Senior Software Engineer, you will be an integral member of an algorithmic trading team comprised of experienced technologists, quantitative researchers, and traders. Your team will work closely to solve challenging technological problems and contribute to our full tech stack, from hardware and software development to grid computing. You will be surrounded by cutting edge technology, offered training and continuing education opportunities, and given immediate responsibility. We are looking for creative technologists, natural programmers, and disciplined engineers eager to develop new technologies that directly impact our business.
How you will make an impact:
Work with researchers to implement research studies, simulate trading strategies, and develop algorithms to compete in financial markets.
Design trading strategy simulation software optimized for distributed computation
Develop software for large scale data acquisition, storage, accessibility, and visualization
Work with a team to maintain and extend our existing data analysis infrastructure and toolset
Guide junior engineers on best practices through mentoring, pair programming, and code reviews
Create user interfaces for data exploration and post trade analysis
Accelerate the research lifecycle from strategy prototype to production deployment
Evaluate new technology and improve our technology stack.

we are looking for a Senior Software Engineer.
What will you do:
You will be responsible for owning our end-to-end development process, from design to production, contributing to platform infrastructure and architectural decisions, and help driving best practices in system design, code quality and AI-assisted development.
You will design and implement scalable backend services in Java (Spring Boot) and NestJS (Node.js/TypeScript), build RESTful and event-driven APIs, and develop reliable systems supporting publishers management, bidding logic, reporting, and customer-facing dashboards.
You will build and maintain modern frontend applications using Angular (15+), ensuring seamless integration with backend services and consistent UX performance.
You will engage in research of core technologies, integrations with external APIs and third-party services, and provide effective solutions to production and scalability challenges.
You will write high-quality, testable code (unit, integration, E2E), improve observability (logs, metrics, tracing), and actively participate in design reviews and technical discussions.

We are seeking a talented Senior Backend and Realtime Software Engineer to play a critical role in designing, implementing, and maintaining our complex and (life-saving level) critical communication systems. You'll be responsible for ensuring seamless, super-reliable, and scalable communication solutions that support our rapid expansion.


What You'll Do:

Scale and develop highly-available and super-resilient systems and deployments.
Overcome difficult resiliency, scale, load and performance system level challenges.
Collaborate with cross-functional teams to ensure seamless integration.
Stay up-to-date with the latest VoIP technologies and trends.
Contribute to the scalability and reliability of our platform.

We are seeking an experienced Software Architect to lead the design and evolution of our modular, component-based platform. This role is central to shaping scalable, maintainable, and future-ready backend systems as we modernize existing solutions and develop new ones. You will own architectural direction, define and enforce technical standards, and collaborate across teams to align design decisions with business, operational, and product goals.
The role focuses on system design, technical governance, and documentation, with hands-on contributions to PoCs, prototypes, and MVPs where needed.
Responsibilities:
Design and document scalable, modular backend architectures that support componentized platform development.
Lead architecture reviews and provide actionable guidance to development teams.
Define, provision, and enforce architectural standards, patterns, and governance practices across teams.
Support system modernization and greenfield development initiatives.
Ensure architecture decisions are aligned with long-term product strategy and evolving toward SaaS-based delivery.
Collaborate with Product, DevOps, QA, and Data Engineering teams to align architecture with cross-functional needs.
Contribute hands-on to early-stage initiatives (e.g., PoCs, architectural spikes, MVPs) to de-risk implementation paths.
Design systems with security, auditability, observability, and operational resilience in mind.
Promote engineering best practices, CI/CD adoption, and high-quality coding standards across the organization.
Incorporate and encourage the use of AI-assisted development tools to improve efficiency, consistency, and innovation.

We are looking for a highly motivated AI Full stack Engineer with GenAI background in production to join our team and help us shape the future of the Agentic engineering platform (AEP).
What youll do:
At our company, were a platform by developers, for developers. Your role will encompass end-to-end design, implementation, and daily feature delivery across both backend and frontend systems.
You will:
Implement high scale AI-powered features deeply integrated into our platform
Design and build production-grade backend systems serving a wide and growing user base
Build agent-based workflows using frameworks such as AI SDK
Integrate LLMs into real production systems with attention to reliability, latency, observability, and cost
Work across frontend (React + TypeScript) and backend (NodeJS, Python, Go) to deliver complete AI-driven user experiences
Own features end-to-end: design, implementation, testing, deployment, and monitoring
Help define standards and best practices around AI reliability and evaluation
Contribute to technical planning, mentor teammates, and help recruit top talent
Develop retrieval-augmented generation (RAG) pipelines over structured and unstructured data
Our stack includes React + TypeScript on the frontend, and NodeJS + TypeScript, Python, and Golang on the backend, and Vercels AI-SDK + AWS Bedrock + Azure OpenAI for GenAI. We use Kafka + Kafka Connect, Redis, PostgreSQL, MongoDB and other modern infrastructure components.

At ISPM (previously known as Spera), we are revolutionizing the field of identity security, providing comprehensive solutions to address the challenges faced by modern organizations. Our platform provides security leaders with end-to-end contextual visibility of their identity landscape, reducing risks, enhancing operational efficiency, and ensuring compliance.

With an exceptional team dedicated to pushing boundaries and achieving remarkable results, we are seeking a talented engineer to join us in shaping the future of identity security.

This role requires working from the office four times a week.

What youll be doing
As a Staff Software Engineer at ISPM, you will play a critical role in building our platform. Your expertise and contributions will have a direct impact on the success and effectiveness of our product. Specifically, your responsibilities will include:

Lead, design, architect and build high-quality scalable software by introducing best practices around software engineering architecture and processes
Raise the bar on engineering excellence by improving standard methodologies, producing best-in-class code, documentation, testing, and monitoring
Collaborate with product and R&D engineers to translate product requirements into technical solutions.
Identifying and resolving technical issues and performance bottlenecks.
Staying up to date with the latest industry trends and technologies to continuously improve our products.
Be a mentor for colleagues and help promote knowledge-sharing