דרושים » תוכנה » Senior Backend Developer (DEX)

Were looking for a talented Senior Backend Engineer to join our growing team and lead the development of scalable, high-performance backend systems. In this role, youll design, build, and optimize platform services that power large-scale applications. Youll collaborate closely with cross-functional teams to ensure our systems are reliable, efficient, and built for growth.
What Youll Own
Design, develop, and maintain backend services, APIs, and microservices architecture.
Optimize platform performance, scalability, and reliability to support complex, high-traffic systems.
Collaborate with frontend, DevOps, and product teams to deliver seamless integrations.
Implement best practices for backend security, observability, and infrastructure automation.
Work with modern cloud-native technologies and container orchestration tools (Kubernetes).
Develop and maintain CI/CD pipelines to enable smooth and automated deployments.
Troubleshoot, diagnose, and resolve performance issues and production incidents.
Write clean, maintainable, and well-documented code, and conduct thorough code reviews.

We are seeking an experienced and highly skilled Senior Python Backend Developer to join our dynamic team.
You will be at the heart of our engineering efforts, responsible for designing, developing, and maintaining the high-performance, scalable, and secure cloud-based solutions that power our Fintech Compliance and Risk management products.
Working with cutting-edge technologies like Python, Node.js, and AWS, you will build innovative, low-latency, and highly available systems that form the core of our business. In this role, you will be instrumental in shaping our technical architecture and driving excellence in a fast-paced, evolving environment.
Key Responsibilities:
Architecture & Development: Lead the design and development of robust, scalable, and secure backend systems and APIs, primarily using Python.
Cloud Infrastructure: Architect, build, and maintain high-scale solutions on modern cloud platforms (specifically AWS) to ensure reliability, scalability, and performance.
System Performance: Design and implement services optimized for low-latency processing, high availability, and fault tolerance for mission-critical financial applications.
Technical Leadership: Provide technical leadership and mentorship to junior and mid-level developers, fostering best practices in code quality, testing, and maintainability.
Product Focus: Develop and enhance Compliance and Risk management products for the Fintech sector, ensuring they meet strict regulatory requirements and industry standards.
Optimization & Reliability: Take ownership of system performance, scalability, and reliability. Proactively identify and resolve bottlenecks in code and architecture.
Collaboration: Work closely with cross-functional teams, including frontend developers, DevOps engineers, and product managers, to deliver seamless end-to-end solutions.
Innovation: Stay current with emerging technologies and industry trends, driving the adoption of new tools and frameworks to solve complex challenges effectively.

We are seeking a skilled Senior Backend Engineer to join our team and help us build Navan Cognition, a multi-agent AI platform.
The ideal candidate will have strong backend engineering expertise and enthusiasm for working with cutting-edge AI technologies.
What Youll Do:
Design and develop scalable, high-performance backend services and APIs
Implement integrations with AI platforms and services
Work with AI specialists to translate AI capabilities into production-ready features
Ensure high reliability, performance, and security of AI-powered systems
Collaborate with product and engineering teams to gather requirements and deliver solutions.

We are looking for a Senior Software Engineer with a strong backend orientation who excels at solving complex challenges and is passionate about building robust, scalable, and data-driven systems. In this role, you will work closely with a talented team of engineers, Product, Design, and Data Science to deliver innovative solutions that have a meaningful impact on users' lives.
As a senior engineer, you will take ownership of projects from concept to deployment in a fast-paced, highly collaborative environment. Youll focus primarily on backend development, with the ability to contribute to frontend work as needed. Youll also mentor team members and help drive technical excellence.
Our Technology Stack:
Python, Node.js, React Native, Redux, ReactJS, Scala, Play, Microservices, AWS, Docker, Kubernetes, MongoDB, Redis, PostgreSQL, Spark, Elasticsearch, Vector DBs, Kafka, and more.
Responsibilities:
Backend Development: Design, implement, and maintain scalable, efficient, and secure backend services, with a focus on Python and Node.js.
Data Infrastructure: Work with real-time data systems, including Elasticsearch, Vector Databases, and other high-performance storage and retrieval tools.
End-to-End Feature Development: Deliver features across the stack, integrating frontend and backend components.
Collaborate with Data Science to integrate advanced algorithms and ML models into production systems.
Partner with Product Managers and Designers to brainstorm and execute impactful product features.
Ensure system architecture is reliable, maintainable, and built for scale.
Lead by example: contribute to code reviews, mentor peers, and foster engineering best practices.
Stay up to date with emerging technologies and suggest ways to apply them for performance and scalability improvements.

We are looking for a Senior Backend Engineer to join our Backend Infrastructure team. In this high-impact role, you will be pivotal in shaping the foundations that enable all of our developers to build and ship software effectively. You will be responsible for designing, building, and owning the scalable backend services that form our core infrastructuresuch as authentication, data pipelines, public APIs, and asynchronous job systems. You will also champion our Developer Experience (DevEx) by creating common libraries, building internal tools, and setting engineering best practices. This role requires leading complex technical projects from architecture to deployment, driving improvements in platform scalability and performance, and collaborating closely with other engineering teams, DevOps, and Product to deliver foundational solutions that move the needle.
About the Backend Infrastructure team
The Backend Infrastructure team is on a mission to build the reliable, scalable, and efficient foundations that power us. We focus on enhancing Developer Experience (DevEx) by providing robust tools, setting engineering best practices, and owning core services like authentication, data pipelines, and CI/CD. We ensure the platform can grow reliably by working in close collaboration with DevOps and all development teams. As a senior member of this team, youll be pivotal in shaping the technical backbone that supports our entire engineering organization.

In a world where remote work is the new norm, organizations perimeters are much more loosely defined and cloud-native apps replace data centers rapidly, a new approach is needed to provide connectivity, compliance and security for all.
As a Senior Backend Engineer - you will build and design distributed backend services that are the backbone of our platform. You will need to think wide about all system components and will need to consider the trade-offs with every design decision you make.
You will work with the latest technologies and development methodologies to achieve the best outcomes. This is a unique opportunity to join very early and take charge of new product architecture and build it from scratch.
Your Impact
Responsible for complete software development life cycle including requirement analysis, design, development, deployment and support
Design, implement and test critical components in the product, take into account complex considerations of multiple platforms, performance, supportability, maintainability and much more
Write clean, testable, readable, scalable and maintainable code that scales and performs well for thousands of customers
Develop solid understanding and be able to explain advanced Cloud Computing and Security concepts to others
Research new technologies and their implications on connectivity and security. Then adapt them for use in the companys products
Write design documents, SW development guidelines, and best practices.

Were looking for a Backend Engineer to join our Foundation Group. This team builds and scales microservices in the cloud, working with Python, SQL, and NoSQL databases.
As a Backend Engineer, youll take ownership of designing, developing, and rolling out services within our POI enginea core component of our platform. Youll face large-scale and high-load challenges, selecting and applying the most suitable tools and technologies to deliver reliable, high-performance solutions.
RESPONSIBILITIES:
Design and develop scalable backend systems to support POI data processing and storage, ensuring high availability and reliability.
Manage and optimize cloud-based infrastructure for handling large data volumes and high traffic, implementing infrastructure as code (IaC) practices.
Develop and maintain efficient data pipelines for the ingestion, processing, and storage of POI data, ensuring data integrity and accuracy.
Implement and maintain CI/CD pipelines to automate testing, deployment, and monitoring, ensuring smooth and rapid release cycles.
Enhance system performance and security, monitoring for bottlenecks and vulnerabilities, and ensuring compliance with data protection regulations.
Collaborate with cross-functional teams including product managers, data scientists, and frontend developers to deliver integrated solutions and participate in code reviews and technical discussions.

We are looking for a highly skilled Backend Engineer Developer to join our platform management team. This team is responsible for the development, scaling, and maintenance of our core platform, which serves as the backbone for our product offerings.

Youll work on both backend and frontend technologies, designing and implementing features that drive our platforms growth, stability, and performance.

If you are passionate about building scalable, high-performance systems and enjoy solving complex technical challenges, we would love to hear from you!



Key responsibilities

Lead, design and build highly scalable and high-quality web applications by enforcing best practices around software engineering architecture and processes
Raise the bar on engineering excellence by improving standard methodologies, producing best in class of code, documentation, testing, and monitoring
Identifying and resolving technical issues and performance bottlenecks.
Collaborate with cross-functional teams (including Product managers, DevOps, and Support) to ensure smooth feature releases and platform stability
Stay up to date with emerging technologies and industry trends. Implement improvements and leverage new technologies to enhance platform capabilities.

Required Senior Platform Engineer (Backend)
About the Role
As a Senior Platform Engineer (Backend), you will play a key role in shaping the core infrastructure and architecture of our platform. You will be deeply involved in hands-on development, contribute to technical design, and help drive engineering excellence. In this role, you will collaborate with other engineers, share best practices, and take part in building scalable, high-quality backend systems.
Your responsibilities
Design, develop, and test cloud-native microservices and backend components with high standards of scalability, reliability, and security
Own key areas of the platform's infrastructure and contribute to the architecture of enterprise-grade systems
Collaborate with engineering and product teams to translate business needs into robust technical solutions
Work across a modern tech stack including cloud services, Linux, Docker, Kubernetes, and CI/CD pipelines
Drive best practices in code quality, system design, observability (logs, metrics, tracing), and testing
Stay up to date with emerging technologies and help evaluate tools that support platform evolution
Share knowledge through code reviews and technical discussions, fostering a culture of continuous improvement.

who are always looking to achieve the impossible. We are bold, collaborative, and goal driven, and, at our core, we believe every voice has value and can impact our bottom line. We are looking for Senior Engineers who treat AI as a core part of their workflow - people who experiment, iterate, and know how to get real value out of AI tools. Flexibility, curiosity, and a problem-solving mindset are must-haves. In this role you will have the opportunity to take ownership of the development of groundbreaking, AI-driven products and work on interesting projects inside a smart, fun, and dynamic engineering team. This position is based out of our Jerusalem or Tel-Aviv offices and reports to the Dev team lead.

What you will be responsible for:

* Write clean, high-quality, high-performance, maintainable code.
* Ensure that the projects you work on meet business objectives and coding standards.
* Support the deployment and testing of new products and features.
* Collaborate with cross-functional teams to gather and analyze requirements, translating them into technical specifications.
* Design and implement APIs and integrations with third-party services to enhance system functionality.
* Optimize application performance through code profiling, monitoring, and refactoring as necessary.
* Implement automated testing frameworks to ensure code robustness and reliability.
* Participate in code reviews and provide constructive feedback to peers to foster continuous improvement.
* Stay updated with emerging technologies, best practices, and industry trends to drive innovation within the team.
* Assist in the establishment and enforcement of development standards and coding conventions.