דרושים » פיתוח תוכנה » Backend Engineer for Online Stores

At Similarweb, we are revolutionizing the way businesses interact with the digital world by revealing to them everything that happens online.

Our unique data and solutions empower over 4,300 customers globally, including industry giants like Google, eBay, and Adidas, to make game-changing decisions that drive their digital strategies.

In 2021, we went public on the New York Stock Exchange, and we continue to reach new heights! Come work alongside Similarwebbers across the globe who are bright, curious, practical and good people.

What Youll Do:
Youll be part of the group responsible for Similarwebs main products. You will impact the work of developers in the group by designing, building and maintaining the core infrastructure of our solution and leading the research and development of new technologies as well as maintaining code standards and practices.

What does the day to day of Infrastructure Engineer at Similarweb look like:

You will be working on Similarwebs core B2B platform that serves tens of thousands of customers, serving hundreds of terabytes in production. Our backend engineers are responsible for the entire data lifecycle - from our endless datatlakes, through choosing the right serving methods and databases, all the way to our api services.

Your role will include:

Design and implement scalable backend services and libraries that are reusable and maintainable, serving as the foundation for various applications across the company.
Build and maintain tools that streamline development workflows, enabling product teams to focus on delivering business value.
Define and promote best practices for code quality, performance, and reliability, ensuring healthy production environments and rapid development cycles.
Lead the adoption and integration of AI tools to assist in code generation, testing, documentation, and debugging, thereby accelerating development processes.
Perform proof-of-concepts (POCs) on emerging technologies, including AI agents and platforms, to assess their applicability and benefits to our development ecosystem.
Drive cross-team technical projects aimed at improving infrastructure scalability, reliability, and developer experience.
Analyze and resolve complex production issues, ensuring minimal downtime and optimal performance.
Contribute to the evolution of our system architecture, ensuring it supports rapid development and scaling needs.

At Similarweb, we are revolutionizing the way businesses interact with the digital world by revealing to them everything that happens online.

Our unique data and solutions empower over 4,300 customers globally, including industry giants like Google, eBay, and Adidas, to make game-changing decisions that drive their digital strategies.

In 2021, we went public on the New York Stock Exchange, and we continue to reach new heights! Come work alongside Similarwebbers across the globe who are bright, curious, practical and good people.

What Youll Do:
Youll be part of the group responsible for Similarwebs main products. You will impact the work of developers in the group by designing, building and maintaining the core infrastructure of our solution and leading the research and development of new technologies as well as maintaining code standards and practices.

What does the day to day of Infrastructure Engineer at Similarweb look like:

You will be working on Similarwebs core B2B platform that serves tens of thousands of customers, serving hundreds of terabytes in production. Our backend engineers are responsible for the entire data lifecycle - from our endless datatlakes, through choosing the right serving methods and databases, all the way to our api services.

Your role will include:

Design and implement scalable backend services and libraries that are reusable and maintainable, serving as the foundation for various applications across the company.
Build and maintain tools that streamline development workflows, enabling product teams to focus on delivering business value.
Define and promote best practices for code quality, performance, and reliability, ensuring healthy production environments and rapid development cycles.
Lead the adoption and integration of AI tools to assist in code generation, testing, documentation, and debugging, thereby accelerating development processes.
Perform proof-of-concepts (POCs) on emerging technologies, including AI agents and platforms, to assess their applicability and benefits to our development ecosystem.
Drive cross-team technical projects aimed at improving infrastructure scalability, reliability, and developer experience.
Analyze and resolve complex production issues, ensuring minimal downtime and optimal performance.
Contribute to the evolution of our system architecture, ensuring it supports rapid development and scaling needs.

We are building AI solutions that will shape the future of Check Point. As part of the Network Security Management Products area, our team is the focal point for AI innovations. We lead the design and development of AI features that power and influence products across the entire area.

We are looking for an AI Developer who is excited to design, build, and improve AI solutions. This is your chance to work with the latest AI tools, shape new features, and make a meaningful impact on how AI is used in Check Points network security management products.

Key Responsibilities
Develop AI solutions and features that enhance Check Points network security management products.
Design, integrate, and maintain AI technologies and services across multiple products.
Build and improve AI tools, agents, and capabilities that support many products.
Collaborate with teams across the organization to deliver AI-powered innovation.

Unity LevelPlay is a leading mediation platform that empowers app developers to optimize ad revenue by seamlessly connecting their apps to multiple ad networks.
At the core of LevelPlay, the LevelPlay Infra team is responsible for the mission-critical, real-time in-app bidding system, which serves billions of ad auction requests per day.

We are looking for an experienced and passionate Staff Backend Software Engineer

to join a rapidly growing team. In this role, you will lead the design and evolution of our large-scale, real-time infrastructure that powers global in-app advertising.

Youll tackle complex engineering challenges and drive the design of systems built for massive scale, reliability, and performance. As a hands-on technical leader, youll influence architecture and implementation decisions that define the future of LevelPlays infrastructure.

This is a great opportunity for experienced professionals who have a strong background in backend development and a deep understanding of large-scale distributed systems. If you're passionate about tackling complex technical challenges and building products that reach a massive global audience, this role is for you.

What you'll be doing
Lead the design and development of large-scale, low-latency, high-throughput systems that power real-time ad bidding and delivery.
Define and drive technical strategy and long-term architecture for LevelPlays core infrastructure.
Collaborate cross-functionally with product, data, and ad network integration teams to deliver impactful solutions that scale globally.
Mentor and guide engineers, fostering a culture of technical excellence, ownership, and continuous improvement.
Investigate and resolve complex system challenges, optimizing performance, reliability, and cost efficiency.

As a Backend Developer on Wix's Document Management team, youll be at the core of our Editor platform, where you'll build and maintain the scalable backend systems that power 192+ million users' websites. In your day-to-day you will:

Develop and maintain highly scalable backend systems supporting 192+ million users across multiple Editor types
Create and optimize JSON definitions that power live site rendering and user experiences
Build robust business logic solutions for all Wix editor functionalities and workflows
Design and expose APIs to verticals and editors for seamless document manipulation
Implement high RPM services while managing complex CPU and memory optimization requirements
Deploy production-ready code daily using Node.js, Scala, and serverless architectures
Practice test-driven development and maintain clean, maintainable code standards across microservices

As a Backend Engineer, youll join a growing global team at Wix, shaping the future of eCommerce. Youll develop and maintain the core selling and order management capabilities for all Wix verticals. Working in a highly distributed, cutting-edge environment, youll play a central role in building scalable, resilient systems that handle millions of requests per minute. In your day-to-day, you will:


Build and maintain backend systems to process 1.5 million API requests and 400,000 events per minute
Design, implement, and optimize scalable and resilient systems with an API-first approach
Solve high-scale technical challenges in a distributed microservices environment (~100 microservices)
Collaborate with cross-functional teams to ensure seamless integration and functionality across the platform
Lead technical initiatives to improve system performance, reliability, and scalability
Mentor and guide junior engineers to help them reach their full potential Strong communication skills in both Hebrew and English are required.


This position is primarily an in-person role, and candidates should be prepared to come to our Tel Aviv office 4 days a week, with 1 day working from home.

As a Senior Software Engineer in the Server Core team, you'll design and build scalable solutions for data storage and caching. In your day-to-day, you will:

Build and design datastore and cache solutions
Help, advise, and guide users to get the most out of our products
Work with internal Wix infrastructure teams
Collaborate with external suppliers like AWS

SciPlay is a leading developer and publisher of digital games on mobile and web platforms, providing highly entertaining free-to-play games that millions of people play every day for their authenticity, engagement and fun.



SciPlay currently offers nine core games, including social casino games Jackpot Party Casino, Gold Fish Casino Slots, Hot Shot Casino and Quick Hit Slots, and casual games MONOPOLY Slots, Bingo Showdown, 88 Fortunes Slots, Backgammon Live and Solitaire Pet Adventure with offices all over the world!

Position Summary

Key Responsibilities:
Design, implement, and maintain server-side code for a mobile game, primarily written in PHP.
Analyze, identify, and eliminate bottlenecks and errors on the server-side to ensure efficiency and reliability.
Contribute to the development of new/innovative game play features and interfaces.
Follow Agile methodologies to collaborate effectively within the team.
Work with various technologies, including SQL, Jenkins, HTML, JS and Python.
Contribute to the development of new and innovative gameplay features and interfaces.

We are Wix's Backend Engineering Guild. We provide integrated tools for microservice development within Wix to help improve developer productivity and best practices. These tools streamline the development process and reduce cognitive load, allowing Wix Engineers to concentrate on their domain, architecture, and business logic. To handle high-scale traffic (over 500B HTTP requests per day) and 500+ daily deployments, our team of 500 Backend Engineers runs production across 19 distributed data centers and cloud vendors worldwide.

*At Wix our work model is hybrid with 4 days a week from our North Tel Aviv Campus and 1 day of remote work from home; please make sure this fits your preferences before moving forward.