דרושים » תוכנה » Senior Back-End Developer

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.

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.

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.

An innovative network security solutions provider, is at an exciting time in its history and is growing fast! We are looking for a highly skilled and versatile Senior Backend Engineer to join our development team.
As a Senior Backend Engineer, you will be responsible for designing, developing, and maintaining the backend infrastructure and components of our platform. As part of your role, you will also work on the frontend aspects of our platform and collaborate with stakeholders and cross-functional teams to optimize full-cycle system performance.
Responsibilities:
Design, develop, and maintain backend systems and APIs to support our web applications.
Implement and optimize data storage solutions, including databases, to ensure efficient and reliable data management.
work closely with front-end developers to integrate backend functionalities and ensure a seamless user experience.
Collaborate with product managers, stakeholders, and cross-functional teams to gather requirements, translate them into technical specifications, troubleshoot and resolve backend-related issues, and optimize system performance.

We are seeking a talented Software Development Leader with a strong background in Large Language Models (LLM) and GenAI engineering.
This is a unique opportunity to work with US clients and engage in global projects, leveraging your extensive skills in generative AI tools.
As a pivotal member of our team, you will be responsible for translating complex business problems into data-driven solutions, drafting methodologies, and executing innovative projects. In this role you will:
Lead development of robust, efficient, and scalable Python code, ensuring adherence to best practices in software engineering and optimization for high-performance applications.
Utilize GenAI engineering tools such as LangChain, RAG, Agents, and Vector Database for implementation and optimization.
Stay updated with AI protocols and standards and ensure their correct application in projects.
Collaborate with other teams and team members to understand requirements and develop solutions.
Analyze complex problems, identify and define the computational requirements to solve them.

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.

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 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.

We are looking for an experienced, passionate Senior Backend Engineer (Platform Team) to join our growing TLV R&D location. You'll be joining the backend group to help us expand our infrastructure and add new features to the company's core product.

As a Senior Backend Engineer in our platform team, You'll take part in our effort to improve our product, productivity, security and the ability to scale. Opportunity to make a significant impact by driving the technical direction of a high-growth company.
As a Senior Backend Engineer, you will:
Develop and maintain policies and procedures for software development, deployment, and maintenance. Monitor cloud environments using infrastructure as code methodologies.
Work closely with other teams, such as development and operations, to ensure that our software applications meet the needs of the organization.
Participate actively in code reviews to uphold high standards of quality and maintainability in software development.
Work collaboratively with product teams to design and implement new cloud services and workflows, contributing to the continuous improvement of our platform.
Stay up-to-date with emerging trends and technologies in Cloud, and assess their potential impact on our organization.

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.