לוח משרות דרושים Senior Backend Developer בתל אביב יפו

We are looking for an experienced Data Engineer to join our team. In this role, you will be a critical part in developing our Secure Data Collaboration Platform. This position extends beyond traditional data engineering, incorporating key elements of backend development, including designing and implementing APIs for seamless interactions between teams.
You will work closely with data scientists, supporting their workflows by building scalable infrastructure, optimizing data pipelines, and ensuring efficient access to diverse data sources. A strong understanding of data science principles and computational frameworks is essential to succeed in this role
Responsibilities
Planning and developing infrastructure for the Data Science team (Computational Framework)
Building and optimizing distributed data pipelines
Developing and maintaining connectivity to various data sources (Relational DBs and others)
Designing and setting up APIs for cross-team integrations
Maintaining and improving the Computational Framework CI process
Delivering high-quality, well-tested code with excellent automated test coverage.

We're looking for you, to develop the next generation of our leading security product.

we put our people first. We strongly believe in teamwork and encourage and trust our people to reach higher, learn more, and live up to their potential.

Java and GO Guru with coding hands-on ability
Set and meet the performances by KPIs
Establish a high scale multi-tenancy cloud foundation solution
Working with cutting-edge technologies in a dynamic environment, where you can learn and mentor your team members
Collaborate with Product Managers, Frontend and Backend Developers, and QA Engineers

We are looking for a passionate Senior Backend Developer to join our all-star team.
As part of your role, you will design, implement, and deploy products and infrastructures which will directly amplify our core business and enable new strategic growth opportunities. The backbone systems and data-pipelines youll build will serve millions of users, sustain extreme impression loads, and support sub-second ML prediction and on-the-go ML training.
This is an amazing opportunity to join a multi-disciplinary A-team while working in a fast-paced, data-oriented environment.
If you are experienced but still hungry to learn and impact - wed love to have you on our team!
What Youll Do:
All-around player through our vast data and prediction systems touching cloud infrastructure, data pipelines and aggregation, high-performance RTB bidders, and ML prediction infrastructure - over 50B events per day.
Design architecture and implement data pipelines to support high scale ingestion, augmentation, continuous ML training, and real-time prediction.
Design, implement, deploy and own end-to-end Cloud clusters, services, and infrastructure to support extreme workloads and traffic flow while maintaining a lean design and launch and forget methodology
As all our systems are data-driven you will have an analytical aspect in measuring your modules both business and performance-wise
Build internal dashboards and tools to democratize access to your modules and amplify other team members work
Joining our all-star team and working side by side with data-scientists and researchers, you will design, implement, bring to production and own end-to-end whole areas of business and system
Technological superiority is what gives us our edge so youll work and be up to date with the latest tech and trends.

Were looking for a talented Backend Engineer with plenty of hands-on experience to join our dynamic team, building a state-of-the-art platform for benchmarking, evaluating and monitoring LLM-based applications. Youll design and implement scalable backend systems to support advanced evaluation workflows, under high-volume, low-latency performance requirements. This role offers a unique opportunity to work on the cutting edge of LLM/LLMOps systems in a fast-paced startup environment.
What you will do:
Design, develop and deploy distributed backend systems in Python, onto AWS cloud.
Own features end-to-end: from ideation, architecture design, coding, integration, all the way to deployment and testing.
Build, maintain and optimize our APIs (REST/SDK) for seamless platform functionality.
Ensure system reliability through testing and CI/CD pipeline contributions.
Collaborate with Product and Machine Learning Engineers to deliver innovative LLM evaluation tools.

We are looking for a Senior Backend Engineer, Staking & DeFi.
Your role will provide you with challenges that include designing architecture at scale and researching new blockchain technologies.
If you are an innovative developer with self-learning skills, who likes to research new technologies and you’re passionate about engineering and solving hard problems – come and join us!

We are looking for a Staff Engineer.
What Youll Do:
Lead architecture and system design for critical components of the Developer Experience platform, ensuring scalability, resilience, and long-term maintainability.
Own end-to-end delivery of complex initiatives, from requirements gathering and design to implementation, rollout, and observability.
Design, implement, and maintain robust microservices supporting high-throughput and low-latency operations.
Define and uphold API design standards, including gateway configuration, versioning strategy, and long-term lifecycle management.
Build and optimize backend systems that enable developer-facing products such as SDKs, APIs, and webhooks.
Work with both relational and NoSQL databases to ensure data consistency, scalability, and performance.
Collaborate with cross-functional teams to design systems that meet operational and business requirements.
Research and implement cloud-native architectures to support growth and scalability.
Contribute to the creation of developer tools and standards that improve the usability of our APIs and SDKs.

We are looking for a Tech lead.
What Youll Do:
Architect and deliver mission-critical components that power billions in digital asset transactions.
Balance pragmatism with visionmake smart trade-offs to deliver incremental value while steadily advancing toward our next-gen architecture goals.
Navigate the practical realities of evolving critical systems without disruption, finding the sweet spot between technical elegance and business continuity.

Required Senior Backend Engineer
Description
A Fintech startup based in TLV, on a mission to revolutionize the way Real Estate firms and investors manage their capital. Our Investment Management software helps companies raise and preserve more capital by automating their back-office operations, increasing their investors' satisfaction, and providing them with advanced tools for better marketing efforts.
We are a fast-growing and dynamic startup with 160+ employees, mostly in Tel Aviv. We value collaboration, ownership, and innovative thinking. Were looking for passionate, positive and motivated people to join our team.
About the Role
As a Senior Backend Engineer, youll become a valuable member of an innovative and fast-growing department, working in a truly Agile environment utilizing cutting-edge technologies.
Youll be in charge of planning and developing new features and services, contributing to our code infrastructure, and improving our SaaS architecture for the scale that lies ahead.
Whether you enjoy writing complex business logic, optimizing the DB to run heavy queries in no time, or integrating to a variety of 3rd party services, we encourage you to own it all the way from conception to post-production.
Our Stack: Node.js, NestJS, React, AWS, MySQL, Postgres, RabbitMQ, Lambda, Kubernetes, Docker.

Required Backend Developer
Description
A Fintech startup based in TLV, on a mission to revolutionize the way Real Estate firms and investors manage their capital. Our Investment Management software helps companies raise and preserve more capital by automating their back-office operations, increasing their investors' satisfaction, and providing them with advanced tools for better marketing efforts.
We are a fast-growing and dynamic startup with 100+ employees, mostly in Tel Aviv. We value collaboration, ownership, and innovative thinking. Were looking for passionate, positive and motivated people to join our team.
About the Role
As a Backend Engineer, youll become a valuable member of an innovative and fast-growing department, working in a truly Agile environment utilizing cutting-edge technologies.
Youll be in charge of planning and developing new features and services, contributing to our code infrastructure, and improving our SaaS architecture for the scale that lies ahead.
Whether you enjoy writing complex business logic, optimizing the DB to run heavy queries in no time, or integrating to a variety of 3rd party services, we encourage you to own it all the way from conception to post-production.
Our Stack: Node.js, NestJS, React, AWS, MySQL, Postgres, RabbitMQ, Lambda, Kubernetes, Docker.

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 Data sources 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.

Were looking for a Senior Software Engineer to join this high-impact team and help shape the future of our foundational systems.
Why Join Us:
Play a key role in building scalable, mission-critical platform services
Work in a collaborative environment that values ownership, innovation, and excellence
Lead the design of complex features and modernize legacy systems
Gain exposure to business-critical decision-making
Key Responsibilities:
Design and implement scalable, reliable systems that support our monetization strategy and entitlement management.
Lead the full development lifecycle of critical platform servicesfrom architecture and coding to testing, deployment, and production monitoring.
Collaborate cross-functionally with product managers, billing specialists, and business analysts to deliver impactful, end-to-end solutions.
Champion technical excellence, promoting best practices in engineering, system design, and AI integration across the team.
Spearhead technical initiatives aimed at improving system flexibility, maintainability, and long-term scalability within the domain.

Required Infrastructure Engineer
If youre into online shopping (who isnt these days?), chances are youve crossed paths with us. Were all about eCommerce retentionhelping brands of every size turn one-time shoppers into lifelong customers.
Think loyalty programs, SMS and email marketing, and reviewsits what we do best. Plus, weve got more tricks up our sleeve.
With teams spread across the globefrom the US and Canada to the UK, Israel, Bulgaria, and Australiawere growing fast. Our main mission? Delivering cutting-edge technology that sets new standards in the industry.
Sounds exciting? Then read on, because were looking for curious professional talents to be a part of building the future of the e-commerce industry.
We are:
Our Platform Engineering group. Our mission is to empower us to unlock business value effectively. Our DevX team aims to do that by focusing on Developer Experience, providing a platform that boosts agility, speeds up time to market, and enhances overall product quality and customer experience! We have a special company culture In our RnD teams have end-to-end ownership of the products they build, test, monitor and operate their services, our job is to give them the tools for it.
Ownership has two sides: With freedom comes responsibility. With autonomy comes accountability.
You will:
Enhance developer experience by providing self-service using Backstage, HelmCharts, and more, focusing on Java / PHP/ Ruby services defining golden paths adoption.
Drive the adoption and improvement of platform engineering tools such as Okteto, SonarQube, LaunchDarkly, SonarQube, CI/CD, and more.
Develop & maintain code libraries and documentation for Golden Paths best practices such as API guidelines and golden path documentation, to support developer productivity.
Build infrastructure to increase uptime and reduce incident frequency.
Continuously measure developer satisfaction, identifying and acting on feedback to improve tooling, workflows, and documentation.
Optimize infrastructure costs, proactively managing resource usage and tooling.

Were looking for a Senior Backend Infrastructure Engineer (or Tech Lead, for the right candidate) to join our core infrastructure team. This role is all about building and evolving scalable, high-performance backend systems that serve as the foundation for all our product engineering teams.
Youll be responsible for designing and developing distributed systems, owning critical backend infrastructure services, and working closely with architects, DevOps, and product engineers to ensure our platform is reliable, efficient, and future-proof.
In this role, you will be responsible for:
Designing, developing, and maintaining scalable infrastructure services and middleware in a distributed microservices environment.
Leading cross-team backend infrastructure initiatives that impact the entire R&D organization.
Building robust systems that support our product teams with high availability, observability, and fault tolerance.
Partnering closely with architects, DevOps, and backend engineers to define and implement best practices across the stack.
Driving performance improvements and architectural evolution with a long-term vision in mind.
Proactively identifying technical gaps and areas for optimization across our backend infrastructure.

Join the technology research and innovation group, a dynamic team dedicated to extending the capabilities of our product through cutting-edge research and rapid incubation of new ideas. We are a hands-on group that thrives on exploring barely-defined concepts and transforming them into tangible product validations, POCs, and iterations that drive meaningful impact and shape the future of the platform.
What You'll Do:
As an entrepreneurial developer within our team, you will play an important role by taking innovative exploration projects from concept to completion. This is a highly diverse and hands-on role where you will:
Code across different technology stacks.
Conduct in-depth research and data analysis.
Develop a deep understanding of the product to identify opportunities for innovation.
Incubate and validate new ideas rapidly.
Lead projects end-to-end, turning ambiguous concepts into clear, impactful results.

We're looking for a Senior Backend Engineer to join the Acquisition team, as part of the Data Group.
In this role, youll play a key part in designing, developing, and maintaining our data gateway, integrating new data sources into our system, and tackling challenges related to scale, efficiency, and cost-effectiveness. Youll also help research and define solutions to complex technical problems as we continues to innovate in the SaaS security space.
Tech stack: AWS, Kubernetes, Python, Postgres, Redis, Rabbit, Kafka, Date-Lake.