לוח משרות דרושים Senior Backend Developer משרה מלאה

We create solutions used by both technical and non-technical users to manage, deliver, transform, and collaborate on media assets throughout their lifecycle, through both API and UI.
We take full ownership of what we build, from shaping solutions and making technical decisions to delivering production-ready capabilities with real customer impact.
We are a collaborative, proactive, and product-minded team, with members based in Israel and Poland, working primarily in English.
What Youll Do
Build impactful backend solutions - Design and develop scalable services and infrastructure that support core product capabilities, with a strong focus on reliability, simplicity, and business impact.

Own features end to end - Work closely with product managers and engineers to take ideas from design through implementation, deployment, and ongoing improvement.

Work across a modern backend stack - Develop and operate services using technologies such as AWS, Terraform, Go, and Ruby-based backend systems in a cloud-native environment.
Leverage AI-assisted development tools - Use AI coding tools to their full potential in day-to-day development, and help drive best practices around how the team adopts and works with these tools effectively.
Maintain high engineering standards - Write clean, scalable, maintainable code and contribute to thoughtful architectural decisions that align with broader platform goals.
Improve and evolve the system - Identify opportunities to enhance performance, developer experience, and product capabilities, including the adoption of new tools and approaches where they create value.

We are at the forefront of autonomous drone-delivery for restaurants in suburban America. We are one of a few companies that are FAA approved to fly over residential neighborhoods (together with Amazon, Google/Wing) but are the only one exclusively focused on restaurants. Uber is an investor and we also fly deliveries for Doordash. After thousands of successful commercial deliveries and multiple breakthrough FAA approvals, we are now expanding the service rapidly across the U.S. We are looking for a Senior Developer to join our ground-control team, to lead efforts around our remote-pilot control flows, drone on-line navigation, flight path planning, etc The position is meant for individuals who can handle complex algorithms, are familiar with distributed systems design and development, and are eager to work in a fast-paced environment to make a real impact. This is a unique opportunity to develop the worlds leading drone delivery service and be a part of a revolution in the making.

Were looking for a Senior Backend Engineer to join our core team and push forward the technology that powers our fraud prevention engine. In this role, youll work closely with Data Analysts and Data Scientists to evolve the logic, infrastructure, and performance of our decision-making systems.

Youll design and build high-performance backend services, improve latency and reliability at scale, and contribute to the architecture of a distributed microservices ecosystem running in Kubernetes. This is an opportunity to make a direct impact on our product, performance, and customers in a fast-moving startup environment where ownership, initiative, and curiosity truly matter.

In this role, you will take full ownership of complex backend projects end-to-end in a high-scale, consumer-facing domain. We value engineers who think ahead, identify problems before they surface, and drive solutions independently -- while collaborating effectively across teams.
Responsibilities
Own complex backend projects end-to-end: from functional spec through architecture, development, deployment, and production monitoring.
Design, develop, and maintain scalable backend microservices serving millions of daily users.
Build and manage cloud-native, event-driven architectures on AWS and distributed systems.
Design and build reusable AI-driven components (e.g., sub-agents, skills, and templates) to streamline workflows and improve system efficiency, leveraging modern AI tools and technologies
Proactively identify technical debt, performance bottlenecks, and architectural gaps -- and drive initiatives to address them.
Collaborate with cross-functional teams including Product, DevOps, Mobile, and QA.

Were seeking an exceptional Senior Backend Engineer to join our Platform team. This team is at the heart of what we do- building the tools and infrastructure that enable to scale rapidly while maintaining the quality and reliability our users depend on.

Responsibilities

End-to-End Ownership: Lead projects from design through production, taking responsibility for technical decisions and their outcomes
Platform Architecture: Design and evolve scalable backend systems that power our core products
Infrastructure & Reliability: Build robust, high-performance APIs and services that handle production workloads at scale
Developer Experience: Create internal tools and frameworks that accelerate development across the organization
Technical Leadership: Drive architectural discussions, mentor team members, and raise the bar for engineering quality

we are seeking a Senior Back End Software Engineer to join our Agile development team!
As part of your role, you will be part of the team responsible for building foundational services and contributing to developing our companys next generation of our company Construction Cloud Platform, which is used with mobile, web applications, and cloud services.
At our company, we work in a hybrid working environment based in our TLV office (2 office days a week)
Responsibilities
Work as a member of a self-organised agile team that builds, owns, and runs the service
Contribute to all aspects of service development using Node.js
Work closely with product management to understand and translate requirements into elegant implementations.

We are developing products and intelligence solutions in the Cyber and IoT domains.

As a Senior Backend Engineer, you will design and implement backend services, lead architectural decisions, collaborate with cross-functional teams, and mentor junior developers. You will take ownership of complex tasks, manage project flows within your squad, and bring strong technical opinions and architectural insights.

The role requires excellent multitasking skills, strong context-switching ability, and a proactive, mission-driven mindset.

Responsibilities

Design, develop, and maintain scalable backend services and microservices.
Lead and participate in architectural planning, proposing high-quality solutions and improvements.
Work closely with product, frontend, DevOps, and data teams to deliver end-to-end features.
Break down complex tasks, manage project execution within the team, and ensure on-time delivery.
Mentor junior engineers and support onboarding of new team members.
Write clean, maintainable, well-tested code following industry best practices.
Develop integrations with various internal and external systems using diverse interface protocols.
Maintain ownership of features from design through deployment and ongoing operation.

Join our research engineering team.
The team is responsible for building and maintaining the foundational infrastructure that empowers research and portfolio groups. Our goal is to equip researchers with best-in-class tools and systems, enabling them to efficiently develop and deploy cutting-edge data science and machine learning models. As a Research Software Engineer, you will design and implement critical components of these core systems.

we are looking for a talented Senior Software Engineer
The team is responsible for processing structure and unstructured medical data from multiple external sources while building and maintaining an internal serving platform. Our key challenges include operating at scale, integrating with diverse external interfaces, and ensuring the data is served in a consistent and reliable manner.
Responsibilities:
Lead development processes from ideation to production
Collaborate with product, medical, and software teams across the organization.
Own the design and evolution of the data ingestion and serving platform.
Mentor and guide junior and mid-level engineers.
Define best practices for system reliability, scalability, and observability.
Lead technical decisions around distributed systems, APIs, and integrations.
Build a customer-centric product with a deep understanding of the complex healthcare industry.

We are seeking a promising and talented Cloud Back End Developer to join our group.
Job Id: 25321
If you thrive in a fast-paced, dynamic environment, can handle multiple requests simultaneously, and enjoy working independently as part of a cutting-edge team, this is your opportunity to help make the world a safer place!
Key Responsibilities:
As a Cloud Back End Developer, you will be responsible for developing and maintaining exciting security products for our customers. Our production environment is a fast-paced, agile development cloud environment - handling tens of millions of transactions daily
You will develop software serving large scale production real-time multi-tenant environment, handling large quantities of data, using microservices architecture and design patterns.
The domain you will tackle will involve cutting edge cybersecurity cloud solutions, like phishing, impersonation, anomaly detection, and more. All are implemented with the latest AWS tools and managed services such as Elastic Container Services, Kinesis, DynamoDB, SQS, Opensearch, ElasticCache, Iceberg, and many more. You will design and develop high impact real-time components and take ownership of the end-to-end solution.
Develop production-grade, large-scale cloud-based security products.
Design and develop data-driven applications in an agile development environment.
Collaborate cross-functionally with product managers, QA, automation, data engineers, and other engineers to achieve elegant solutions.
Work alongside other engineers on the team to elevate technology and consistently apply best practices.

Were hiring a ML Engineer to accelerate AI-driven innovation across our B2B SaaS platform.

Youll be at the forefront of building intelligent systems that power core product experiences and automate internal operations, driving efficiency, speed, and scale across the organization. This is a high-impact, hands-on role in a fast-growing, AI-first company where machine learning is a foundational pillar, not a bolt-on feature. You'll partner with product, engineering, and operations teams to design and implement powerful ML and LLM-based solutions that make a measurable difference.

What You Will Do:
Build Intelligent Systems: Design and develop ML/LLM-powered solutions that solve real-world challenges across our product and internal workflows.
Own Full Lifecycles: Take projects from concept all the way to production, including model training, evaluation, integration, and monitoring.
Leverage State-of-the-Art Tools: Work with leading frameworks like LangChain, Hugging Face, TensorFlow, and PyTorch to deliver cutting-edge functionality.
Collaborate Cross-Functionally: Partner with product managers, engineers, and stakeholders to embed AI capabilities into user-facing features and backend services.
Ship at Scale: Build and maintain scalable APIs and services, integrating best practices in CI/CD, observability, and cloud infrastructure.
Report with Impact: Share progress, challenges, and results clearly with technical and executive stakeholders.

We seek a skilled Senior Infra Backend Engineer to join our R&D office in Tel Aviv, working in a hybrid and flexible model.
Youll collaborate with a top-tier R&D team and take your professional growth to the next level. Our backend infra teams work mainly with Python and Go, but we welcome talented backend engineers from any language background.

Key Responsibilities

Design and build scalable pipelines processing billions of events daily.

Dive deep into infra technologies and optimize them at scale.

Lead major efforts from idea initiation → design → implementation.

Tackle complex challenges in scalable architecture within our AWS environment.

Integrate and leverage top industry technologies such as Kafka, Iceberg, DynamoDB, Postgres, EMR, Kubernetes, Druid, Snowflake, and more.

we are looking for a Senior Backend Software Engineer.
As a Senior Software Engineer on the Product Analytics Backend team, you'll join a new, fast-growing product area. You will help define our technical vision, influence the product roadmap, and solve complex engineering challenges at scale.
In Product Analytics, we consume and process data from multiple sources: clickstreams, user information, and data from third-party systems. Your work will be central to building a robust and flexible system that can ingest, manipulate, correlate and store all this data to have it efficiently queried by our end users.
What Youll Do:
Design, build, and maintain core backend systems for Product Analytics, ensuring scalability, reliability, and high performance
Drive technical architecture decisions in alignment with product goals and collaborate closely with frontend and platform teams
Work with our core platform teams to tailor Datadog's storage and query solutions to our needs
Create a strong team culture aligned with our engineering standards and our customer focus
Participate in hands-on engineering work including coding, code reviews, and design reviews

We are seeking a Senior Backend Engineer with proven experience in large-scale systems and a deep understanding of performance and scalability to drive the evolution of our rapidly growing application.
In this position, you will be part of delivering complex features while building the infrastructure required to support our product's enterprise-level growth. You will be involved in the entire lifecycle, from product requirements and technical design to implementation, for a complex system used by major global financial carriers.
What you will do:
Implement and deliver new features based on product requirements.
Implement enhancement infrastructure to support the scale of the product.
Deliver high-quality features, including AI-driven functionalities that enhance decision-making and user experience.
Participate in design discussions and conduct code reviews.
Develop unit and integration tests.
Assist in resolving real-time customer issues.
Actively share knowledge with other team members to tackle technical challenges.