לוח משרות דרושים Senior Backend Developer

We are looking for a Senior Backend Developer to join the hunt.
A bit about the position:
Major role in architecting and developing our Dev-Native Observability Platform.
Taking part in a top-notch technology team
Affect the product roadmap by providing your feedback as a potential end user of the platform

Were looking for a Senior Backend Developer to help build and scale the core systems powering our products end-to-end. In this role, youll take ownership of backend services, design and develop robust, scalable architectures, and work closely with product and engineering teams to solve meaningful challenges that directly impact our customers and partners.
Youll work with modern technologies including Node.js, Nest.js, TypeScript, PostgreSQL, and AWS, in a fast-moving environment that values strong engineering fundamentals, a product-driven mindset, and a passion for solving complex problems at scale.
Responsibilities:
Design, develop, and deploy scalable, high-performance backend services that support our web and mobile applications.
Own backend features end-to-end: from technical design and implementation to production deployment and ongoing improvements.
Write clean, maintainable, and well-documented TypeScript code, following best practices, design patterns, and high testing standards.
Build and optimize PostgreSQL schemas, queries, and data flows to ensure reliability and performance at scale.
Participate in architecture discussions and help drive technical decisions that improve velocity, stability, and extensibility.
Perform code reviews, troubleshoot production issues, and proactively improve system observability, reliability, and performance.
Collaborate closely with Product, FE, QA, and other stakeholders to understand requirements and translate them into clear technical plans and execution.

We are looking for a Platform Engineering Team Lead to join our team and drive the evolution of our platform infrastructure and shared services.
What you will be doing: As the Platform Engineering Team Lead at Semperis, your role involves guiding a proficient team in building and scaling the foundational platforms that power our products. You will collaborate with product teams, infrastructure architects, and engineering leaders to define and implement our platform strategy.
Providing technical leadership and guidance for platform architecture, design patterns, and code reviews.
Tracking team development process and being accountable for platform service delivery, reliability, quality, and timelines.
Setting high-quality standards for platform services, seeking and choosing technical solutions to meet current and future needs.
Taking a leading role in design and implementation of shared platform components, APIs, and infrastructure services.
Driving platform adoption across engineering teams and establishing best practices for platform consumption.
Being responsible for the growth and evolution of your team members and providing career development and mentorship.

We are seeking an exceptional Senior Backend Engineer to join our Platform Group, where you will architect and develop shared infrastructure components that power enterprise security and identity products. This is a highly collaborative role requiring both technical excellence and strong cross-functional partnership skills.
What You'll Do:
As a Senior Backend Engineer on our Core Platform team, you will:
Design and build shared platform components used across multiple product teams, ensuring scalability, reliability, and maintainability
Architect distributed systems using microservices and event-driven patterns that support enterprise-scale workloads
Own critical backend services from conception through deployment, including code quality, performance optimization, and operational excellence
Collaborate extensively with product engineers, DevOps, and architects to define platform capabilities and technical standards
Mentor junior engineers through code reviews, pair programming, and technical guidance
Drive technical initiatives that improve developer productivity, system observability, and platform resilience
Contribute to architectural decisions and establish best practices for backend development across the organization
Analyze system performance and data patterns to identify optimization opportunities and inform future platform investments

We are seeking a Backend & infrastructure engineer to join our Innovation Team within our Mapping Division. This role is best suited for engineers with strong system-level thinking, a can-do approach, and a hands-on mindset, with the ability to design, build, and optimize complex systems operating at scale.
What your job will look like:
Develop and maintain backend and data-processing components in large-scale systems
Design, implement, and optimize data pipelines and distributed processing flows
Work with large-scale storage systems (e.g., S3) and high-volume data access patterns
Optimize systems and code across multiple layers - from architecture to implementation
Identify performance bottlenecks, debug complex issues, and drive root-cause solutions
Work across teams and domains, reading, improving, and refactoring existing code
Take part in technical design and decision-making, balancing performance, scalability, and maintainability.

We are seeking a Backend & Data Engineer to join our Innovation Team within our Mapping Division. This role is best suited for engineers with strong system-level thinking, a can-do approach, and a hands-on mindset, with the ability to design, build, and optimize complex systems operating at scale.
What your job will look like:
Develop and maintain backend and data-processing components in large-scale systems
Design, implement, and optimize data pipelines and distributed processing flows
Work with large-scale storage systems (e.g., S3) and high-volume data access patterns
Optimize systems and code across multiple layers - from architecture to implementation
Identify performance bottlenecks, debug complex issues, and drive root-cause solutions
Work across teams and domains, reading, improving, and refactoring existing code
Take part in technical design and decision-making, balancing performance, scalability, and maintainability.

Were looking for a passionate and talented Software Engineer to join our Software Engineering Group within the Algorithmic Department. Our team develops backend services and integrations that accelerate development, improve quality, and enable continuous delivery for all of our algorithmic developers.
As a Software Engineer, youll join a group of world-class engineers developing the tools and infrastructure behind one of the most transformative technologies of our time. Your work will directly contribute to speeding up autonomous vehicle development - and youll see the results of your code in action across the company.
Why this role is unique
As a Backend Python Developer, youll tackle diverse challenges across multiple domains, combining creativity with deep technical expertise. Youll explore and implement new technologies to define the infrastructure that powers our algorithmic development ecosystem, while your work directly impacts developers across the company.
What your job will look like:
Lead high-scale development projects using Python in a dynamic backend environment
Design and implement microservices architectures, leveraging AWS services and multiple database technologies
Write clean, modular, and maintainable code that meets high engineering standards
Collaborate closely with algorithmic and software developers to integrate our services into their workflows
Develop and maintain backend services and integrations with internal and third-party tools, enabling smooth and efficient development processes
Work in an Agile environment as part of a scrum team
See your work directly accelerate the development of autonomous vehicles used by all our developers.

Were looking for a highly skilled Full Stack Developer to join our engineering team. In this role, youll design, develop, and maintain both backend and frontend systems that power our production and internal applications. Youll work across teams to deliver user-facing features end to end, building scalable, high-availability solutions that support production environments and future web-based platforms.
What will your job look like?
Design, develop, and maintain scalable backend services primarily using Node.js (and Python where applicable), applying modern web frameworks and industry best practices.
Build rich, responsive user interfaces using React, Angular, or Vue.
Develop end-to-end features, integrating frontend and backend components into cohesive, production-ready solutions.
Design and manage databases (SQL and NoSQL), focusing on performance, reliability, and solid data modeling.
Support and enhance production applications, ensuring high availability, resilience, and smooth operation across environments.
Build, containerize, and deploy applications using Docker and Kubernetes in Linux-based setups.
Implement and maintain CI/CD pipelines using GitLab CI for automated testing, integration, and deployment.
Work with AWS services to deploy, monitor, and scale cloud-based applications.
Contribute to system architecture, participate in code reviews, and mentor junior developers when needed.
Collaborate closely with product, design, and cross-functional engineering teams to deliver high-quality user experiences.

Required Experienced Python Developer
Jerusalem
Full time
Which Department Will You Work for:
You will be part of the Infrastructure group, a team focused on building pipelines and services to manage large volumes of data. These pipelines provide critical data for our developers to train and validate neural networks and algorithms. The team works closely with product managers, R&D, and algorithm teams to design scalable systems, ensuring smooth data integration and processing.
What will your job look like
Design, develop, and maintain cloud-based data pipelines capable of processing large datasets.
Collaborate with algorithm teams to integrate and run their models within the pipelines.
Manage pipeline dependencies and address performance, scalability, and reliability challenges.
Continuously improve system architecture and adopt new technologies to solve technical issues.

We are looking for a backend C ++ Developer to join a cutting-edge R&D team building Real-Time, mission-critical autonomous systems used in complex, dynamic environments.
This role sits at the core of a highly advanced robotics platform, where you will design and develop high-performance backend systems that power Real-Time data processing, control flows, and system integration across distributed components.
You will work closely with multidisciplinary teams including robotics, AI, Embedded, and system engineers to build scalable and reliable backend infrastructure that operates under strict Real-Time and performance constraints. Responsibilities:
Design, develop, and maintain high-performance backend systems in C ++
Build scalable and efficient components for Real-Time and distributed systems
Develop system logic, control flows, and orchestration layers
Integrate internal and external APIs across complex system architectures
Participate in system design and architecture discussions
Optimize performance, reliability, and latency in mission-critical environments
Debug and maintain complex production systems
Collaborate with cross-functional engineering teams

We are seeking a Senior Backend Engineer - Data Platform to join our expanding team and play a crucial role in designing, building, and maintaining robust and scalable data pipelines and infrastructure. In this role, you will directly enable data-driven decision-making and support the development and deployment of AI/ML products that power Health.
Youll collaborate closely with engineering, product, and data science teams to ensure our data systems are high-quality, resilient, and scalable as we grow. As a Senior Backend Engineer on our Data Platform team, you will drive efforts to deliver reliable, efficient, and consistent data services across the organization. You will also help enable the rapid development and deployment of advanced features, insights, and AI-driven capabilities that improve outcomes for clinicians and clients.

We are looking for a Senior Backend Developer to join our engineering team. You will focus on developing and maintaining the server-side logic and infrastructure that power our innovative applications.
Who are you?
This is an opportunity to build foundational systems that directly impact how healthcare providers deliver care. Your work will power the platform that thousands of clinicians rely on daily, combining technical challenges with meaningful real-world impact.
How will you contribute?
Audio Processing Pipeline - Design and scale our audio processing infrastructure to handle high volumes with low latency and maximum reliability
LLM Integration & Production - Partner with Data Scientists to instrument, deploy, and operationalize Large Language Models in production environments
Backend Platform - Lead platformization efforts to create abstractions, tooling, and frameworks that elevate backend development across the organization
Modern Tech Stack - Build with Python, FastAPI, Kafka, and Airflow while helping shape our technical evolution
Company-Wide Initiatives - Drive high-impact projects that define product capabilities and technical direction

In this role, you will be responsible for designing and building the heavy-duty backend systems that power our application security platform. You will work on complex, multi-integrated systems that require deep technical expertise, architectural thinking, and the ability to navigate a fast-paced environment with frequent context switching.

Responsibilities

System Architecture: Lead the design and development of scalable, high-performance backend systems from concept to deployment.

Core Development: Develop efficient and reliable backend services primarily using Java.

Infrastructure & Scaling: Optimize application performance and ensure the reliability of services running in a cloud-native environment.

Data Management: Design and maintain complex databases, ensuring data integrity and query efficiency across relational and non-relational systems.

Complex Integrations: Manage and implement multi-system integrations, handling high levels of complexity and technical interdependencies.

Collaboration: Work closely with cross-functional teams to define project objectives and participate in rigorous code reviews to maintain high quality.

Innovation: Stay current with emerging technologies and trends to ensure Mend.io remains at the forefront of the industry.

We are looking for a Senior Software Engineer to join our Decision Engineering team. The group is responsible for the real-time, low-latency infrastructure that powers our fraud decisions and external APIs.
Our systems process billions of requests every day, ensuring high availability, security, and performance at global scale.
In this role, youll work on core backend components such as our decision engine, ingestion and enrichment pipelines, schema management systems, and self-serve API platform. The software you build will power critical business decisions and directly serve some of the worlds largest merchants.
This is a high-impact, high-ownership position for an engineer who thrives on solving complex distributed systems challenges, cares deeply about production-grade quality, and wants to shape the foundation of our decisioning platform.
What you'll be doing:
Lead the architecture and evolution of our decision engine and related services: real‑time decision APIs, rule and policy engines, model‑serving interfaces, and the orchestration layers that tie them together.
Design and implement highly available, low‑latency, distributed systems that process large‑scale event streams and support complex decision workflows.
Collaborate with product, risk, and customer‑facing teams to translate risk strategy and merchant needs into robust system capabilities (e.g., configurable decision flows, exemptions, auditability, analytics surfaces).
Mentor and coach engineers across levels in areas such as distributed systems design, reliability engineering, and systems thinking, elevating the overall standard of engineering in the group.
Participate in technical discussions and customer interactions, providing expertise and clear communication when supporting enterprise integrations.

Required Staff Engineer, Payments
Israel - Tel Aviv
About the role:
Were on a mission to build the first holistic smart payment solution-one that maximizes authorization rates for our merchants by intelligently determining and executing the optimal strategy for every transaction. Our Payments team is designing and running highly critical, production-grade infrastructure, and were looking for a deeply technical engineer to help shape it from the ground up.
In this role, youll lead the design and development of payment products, build resilient infrastructure, dive deep into technical complexity to solve production challenges, and work closely with teammates, stakeholders, and customers to understand their needs. Youll have end-to-end ownership-from architecture and coding to deployment and monitoring-while helping set the technical direction for a growing initiative.
This is an early-stage effort, giving you the chance to be a founding member, influence architectural decisions, and directly impact merchant success. We value thoughtful technology choices, resourcefulness, and a fast-moving, problem-solving mindset. Our engineers are creative, independent, and adaptable, working with a diverse stack of technologies to deliver maximum value to our clients.
What youll be doing
Build and enhance payment products-creating new systems from scratch while improving and integrating with existing ones
Design and implement resilient, production-grade infrastructure that can handle critical workloads
Lead technical initiatives within the Payments team, collaborating with teammates and stakeholders across
Work across a diverse tech stack and programming languages
Brainstorm and shape features with product managers and peers, guiding decisions with your technical expertise
Work closely with customers to understand their needs and translate them into impactful payment solutions
Mentor and support fellow engineers
Dive deep into technical complexity to diagnose and solve production issues
Take initiative-if you see a way to make our systems or workflow better, own it and make it happen.