דרושים » פיתוח תוכנה » Senior backend Developer

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.

Aura, a revolutionary large-scale mobile platform, is looking for an outstanding and passionate Senior Backend Engineer to join a rapidly growing team. We work in a fast-paced environment, building a content discovery platform used by millions of users. The service enables unique content discovery experiences allowing users to access and find their favorite content in a simple and accessible way. Our team uses the most up-to-date technologies to build a scalable and resilient product that is growing at a high pace. This is a great opportunity for those looking to make a huge impact on a technically challenging product with a huge audience. We value team players with technical excellence and a sense of ownership who know how to choose the right tool for the right task.
What you'll be doing
Design, develop, test, deploy, maintain, and enhance large-scale software solutions.
Write clean, highly scalable, and top-quality code that sets industry standards.
Work closely with the Product, Architects, DevOps, and BI.
Continuously learn and stay up to date with emerging trends and technologies in the industry.
Drive innovation by researching and implementing new technologies and best practices within the development team

As the worlds leading vendor of Cyber Security, facing the most sophisticated threats and attacks, weve assembled a global team of the most driven, creative, and innovative people. At Check Point, our employees are redefining the security landscape by meeting our customers real-time needs and providing our cutting-edge technologies and services to an ever-growing customer base.

Check Point Software Technologies has been honored by Time Magazine as one of the Worlds Best Companies for 2024. We've also earned a spot on the Forbes list of the Worlds Best Places to Work for five consecutive years (2020-2024) and recognized as one of the Worlds Top Female-Friendly Companies. If you're passionate about making the world a safer place and want to be part of an award-winning company culture, we invite you to join us.

Check Point Harmony Email Security and Collaboration (Previously AVANAN) is a unique email solution that fully secures cloud email and cloud platforms using AI.

As a Cloud Back-End Developer, you will be responsible for developing and maintaining exciting security products for Avanans customers. Our production environment is a fast-paced, agile development cloud environment - handling tens of millions of transactions daily.

You will develop software serving large scale production real-time multi-tenant environment, handling large quantities of data, using microservices architecture and design patterns.

The domain you will tackle will involve cutting edge cybersecurity cloud solutions, like phishing, impersonation, anomaly detection, and more. All are implemented with the latest AWS tools and managed services such as Elastic Container Services, Kinesis, DynamoDB, SQS, Opensearch, ElasticCache, Iceberg, and many more. You will design and develop high impact real-time components and take ownership of the end-to-end solution.

Key Responsibilities


Develop production-grade, large-scale cloud-based security products.
Design and develop data-driven applications in an agile development environment.
Collaborate cross-functionally with product managers, QA, automation, data engineers, and other engineers to achieve elegant solutions.
Work alongside other engineers on the team to elevate technology and consistently apply best practices.

We are seeking an Experienced Senior Backend Engineer to join our high-performing SaaS Security team.

Born from a successful cybersecurity startup acquisition, we operate as a dynamic team within a larger organization, driven by innovation and a passion for building cutting-edge security solutions.

We leverage a modern technology stack, including Go, GCP, Kubernetes, Postgres, Kafka, Temporal, and Prometheus, to deliver robust and scalable solutions that help organizations secure their SaaS ecosystems.

In this role, you will play a leadership position, driving the technical direction of our platform while mentoring developers, leading critical tasks, and fostering a collaborative and high-performing engineering culture.

If youre an experienced engineer who thrives in a leadership role and enjoys mentoring, problem-solving, and building highly scalable security solutions, wed love to hear from you!



Key Responsibilities
Lead the development of a new SaaS security platform to detect malicious activities.
Design and implement scalable, high-performance backend services.
Mentor and guide team members, fostering growth and technical excellence.
Integrate with major SaaS providers (Google Workspace, GitHub, Microsoft, Slack, etc.) via APIs, scraping, and other techniques.
Build and optimize a large-scale backend system that extracts, monitors, and alerts on security issues.
Drive architectural decisions and contribute to best practices in scalability, reliability, and observability.

Work on cutting-edge technologies and become an industry leader.
Improve your skills and learn from top-notch engineers.
Tackle tough problems and find creative ways to solve them.
Push your code to millions of users every day.
Solve hard problems in a simple way using TDD and clean code.
Influence the developer community.
Contribute to the OSS community.

We are seeking a Senior Full Stack Engineer with strong experience designing and building scalable microservices and server-side applications. This role requires deep expertise in Java, React, and AWS, as well as solid understanding of modern architectural patterns.

Youll play a key role in developing our next-generation, multi-tenant system building cloud-native services from the ground up while supporting and improving our existing product. Youll also contribute to architectural direction and mentor other engineers on the team.

Key Responsibilities
End-to-end development of software components/services (research, design, development, testing, rollout, monitoring).
Contribute to technological and architectural decisions.
Mentor other engineers in the team (via code reviews, dedicated sessions, pair programming, etc.).
Analyze and improve efficiency, scalability, and stability of various components in our system.
Collaborate with Designers, Product Managers, and Software Engineers to deliver the best product to our customers.

Building Wixs 3000 microservices and 32M lines of code requires high-scale CI/CD. Bazel is our build tool of choice and we front its Scala integration and work on building additional sophisticated features, world-class pipelines, and highly scalable services to support them. We do hardcore backend engineering and specialize in Bazel, its tooling, and integrations.
We also work closely with the developers at Wix to improve their day-to-day experience and eliminate velocity killers, from their IDE to GA.

As an engineer in the Bazel team, youll:

Build and maintain tooling that helps our developers build and deliver code faster

Build, and maintain highly scalable backend services providing unique CI/CD experiences to support Wixs backend code.

Work as a part of the Bazel OSS community, participate in discussions and workgroups and help shape Bazel itself

We are looking for an excellent, hard-working, and talented software engineer for the Endpoint Security Products Group that has a passion to explore new areas, has a desire to learn and gain experience while working on our SBA Agent product by solving technological challenges with a proactive approach to constant improvement.
You will have the opportunity to make an impact on the design, architecture and implementation of Endpoint Security Products product and define our next generation Windows security products.



We use an interesting and mixed technology stack (mainly C#/C++) on Windows environment

Key Responsibilities
Work on client-side Backend in different languages
Be part of the team that designs and implements Endpoint Security Products solution
Work with other team members to investigate design approaches, prototype and assess technical feasibility
Work on a product with cross-organization integration requirements
Investigate and solve issues arrive from customers

As a server engineer in Wix's Internal Platform Engineering team, you'll design, build, and maintain scalable, reliable, and secure infrastructure and tools to support our development and operations teams. You'll work on innovative projects that enhance system performance, ensure high availability, and streamline deployment pipelines for efficient software delivery. In your day-to-day, you will:

Develop generative AI tools and agents to enhance and improve Wix's velocity

Build inter-company systems and tools, including E2E solutions

Design and maintain API gateways and tailored security solutions

Improve development workflows, accelerate deployments, and ensure system reliability

Collaborate with cross-functional teams to drive operational excellence