דרושים » תוכנה » Experienced backend Developer (5803)

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.

We are looking for an experienced, passionate Senior Backend Engineer to join our growing TLV R&D location. You'll be joining the backend group to help us expand our backend system and add new features to the company's core product.
As a Senior Backend Engineer, you'll play a crucial role in driving the backend architecture and technical strategies that underpin our success. This is a great Opportunity to make a significant impact by driving the technical direction of a high-growth company.

As a Senior Backend Engineer, you will:
Build backend system from the ground up.
Design and collaborate with the engineering team to build architecture and system design for new products.
Build internal products and integrate with external APIs.
Play a role in building, expanding, testing and releasing of a product helping thousands happy customers.

ShiftLeft is building the cloud security platform for developers (CAS). Our platform empowers teams to find, fix, and prevent security risks in application code and infrastructure as code through automation and security-as-code principles. We're looking for a skilled Senior Backend Engineer to join our team and contribute to our Cortex Cloud platform.
As a Senior Backend Engineer, you'll have a high-impact role in shaping the future of our code security products. Beyond building robust and scalable backend features, you'll help drive performance, reliability, and innovation across our systems. Our team leads the way in owning both the departments core infrastructure and Developer Experience (DevEx), empowering the entire engineering organization with powerful internal platforms and tooling. If you're excited by technical challenges, meaningful ownership, and making life easier for developers this is the place for you.
Your Impact
Feature Development: Design, build, and maintain robust backend services using TypeScript/Node.js. Take full ownership of complex, cross-system features from initial requirements through architecture, implementation, and deployment.
Build and Optimize Scalable Systems: Ensure performance, reliability, and cost-efficiency across distributed systems through thoughtful design, deep observability, and continuous optimization.
Platform Engineering & DevEx: Drive platform engineering initiatives by developing the department infrastructure and shared tooling that boost scalability, reliability, and the developer experience across the department.
Own Core Infrastructure: Design, operate, and evolve the departments infrastructure stack including BigQuery, MongoDB, Redis, and Argo Workflows using cloud-native technologies like Terraform, Kubernetes, and Helm.

We're looking for a Senior Backend Engineer to join our Platform Engineering group!

Were a team within the Platform Engineering group, focused on building the foundations that power both our product and developer experience. Our work spans two main areas: core services like authentication, file management, and a communication platform used to reach our users and partners; and developer experience, where we define how services are built and run - from infrastructure standards and CI/CD to deployment and observability.

We collaborate closely with all R&D teams and the architecture group, with broad influence and visibility across the company. Its an environment where strong engineers can lead, shape decisions, and make a lasting impact on how engineering is done.

Youll work side-by-side with experienced engineers to design and evolve core infrastructure and backend services that impact the entire R&D org.
Youll collaborate with other teams to answer questions, guide best practices, and help engineers get unstuck - earning trust as a go-to person for platform expertise.
Youll participate in thoughtful technical discussions, helping raise the bar for engineering quality across the board.
Youll have the freedom to innovate, take risks, and influence tech decisions with a long-term, org-wide mindset.

We are looking for a Senior Backend Developer to design, build, and optimize the next generation of SysAids SaaS-based platform. You will work on complex, distributed microservices deployed on AWS, creating high-performance, scalable solutions for thousands of enterprise customers worldwide.

Responsibilities:
Develop and maintain a SaaS-based microservices architecture running on AWS, ensuring scalability, resilience, and performance.
Write clean, efficient, and maintainable code following industry best practices and security standards.
Research and adopt new technologies to enhance product performance, reliability, and scalability.
Collaborate closely with Product, Frontend, and DevOps teams to deliver robust APIs and seamless integrations.
Implement monitoring, performance tuning, and automated testing to ensure system reliability.
Participate in architecture discussions, code reviews, and team knowledge sharing.

our company has been redefining computer graphics, PC gaming, and accelerated computing for more than 25 years. Its an outstanding legacy of innovation thats motivated by extraordinary technology and amazing people. we are looking for an experienced Python Backend Developer to join our Air team the Digital Twin for Data Center Simulation web application.
As a Backend Python Developer, you will be responsible for designing, developing, and maintaining our web applications. This position offers the opportunity to have a real impact in an influential, technology-focused company impacting product lines that power the most advanced data centers in the world. We have crafted a team of outstanding people, whose mission is to push the frontiers of what is possible today and define the platform for the future of data center simulation and design.
What you'll be doing:
Collaborate with the development team to design and develop web applications using Python and Django framework.
Write clean, efficient, and maintainable code that adheres to industry standards.
Participate in code reviews and provide constructive feedback to ensure code quality.
Perform unit testing and debugging to identify and fix issues.
Work closely with product manager and architect teams to gather requirements, translate them into technical solutions, and deliver high-quality and scalable solutions.

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.

Were looking for an experienced backend developer whos comfortable owning end-to-end features from data modeling to API development. Youll work closely with the team leader and take part in building smart, scalable systems that power everything from dashboards to AI-driven insights.

This is a hands-on role where youll write real code, influence product decisions, and work side-by-side with a sharp group of developers, data people, and product leads.

Your Day-to-Day Will Include:

Building APIs and services using NestJS and TypeScript.

Working with SQL and MongoDB to manage large-scale structured and semi-structured data.

Writing efficient queries and optimizing backend performance.

Using AI to solve real product and data problems this isnt about building tools for others; its core to what we do.

Collaborating daily with colleagues in Israel and abroad (good English required).

Reporting directly to the team leader and having full ownership over your projects.

We are seeking an experienced Backend Developer with a minimum of 5-6 years of hands-on experience to join our development team. As a Backend Developer, you will be responsible for designing, developing, and maintaining robust solutions for our suite of products, as part of the team responsible for the heart of our technology stack. You will work with cutting-edge technologies, including Node.js, Nest.js, TypeScript, PostgreSQL, and AWS services.

Responsibilities:
Design, develop, and deploy scalable and high-performance backend solutions to support our web and mobile applications.
Write clean, maintainable, and well-documented code in TypeScript, following best practices and design patterns.
Implement and maintain database schemas, queries, and optimizations using PostgreSQL.
Perform code reviews, troubleshoot issues, and provide technical support to ensure the reliability and performance of backend systems.
Collaborate closely with the product team, FE developers, QA engineers, and other stakeholders to understand requirements and translate them into technical specifications and implementation plans.

Were looking for a Senior Software Engineer to join our ML Data Group. In this role, youll be at the forefront of building our next-generation data platformfrom the ground up. Youll play a key role in shaping our new data offerings and evolving our existing Feature Store, a core component that helps machine learning teams access and manage large-scale, high-quality datasets with ease and speed.Youll work in a fast-paced, collaborative environment alongside other top-tier engineers and data experts. This is a high-impact opportunity to define architecture, implement best practices, and deliver production-grade solutions that will accelerate ML experimentation and deployment at scale.
As a Senior Software Engineer you will...
Design and implement our new ML data offerings from scratch
Improve and scale the existing Feature Store Data Pipelines for performance, reliability, and usability
Develop efficient, scalable data storage solutions for datasets and features
Build robust APIs and services to manage the full lifecycle of datasets and featuresincluding versioning and access control
Ensure data integrity, security, and validation across our platforms
Define and uphold engineering best practices in data management and software development
Collaborate cross-functionally with product, ML, and platform teams
Mentor junior engineers and help shape our engineering culture.