דרושים » תוכנה » Senior Backend Engineer CTO Office

Were looking for a Senior Fullstack Engineer to join our CTO Office and play a key role in transforming innovative seed projects into production-grade products. This is a hands-on role that blends software engineering, DevOps, and architectural design, offering a unique opportunity to work on cutting-edge technologies and shape the future of our product landscape.

What will you do?
Lead the transition of seed POC projects into scalable, production-ready systems.
Design and implement robust backend and frontend architectures and components.
Utilize, Research and develop AI based solutions and integrations
Build and maintain CI/CD pipelines to ensure smooth and reliable deployments.
Deploy and manage services in Kubernetes environments using Helm.
Collaborate with infrastructure teams to support and maintain production systems.
Ensure high availability, observability, and performance of deployed services.

We are seeking a Senior Backend Platform Engineer to join our core engineering team and lead the development of scalable, high-performance backend systems. In this role, youll design and optimize platform services that power large-scale applications. Youll collaborate with cross-functional teams to ensure our systems are robust, efficient, and future-ready.
Your ownership will include:
Design, develop, and maintain backend services, APIs, and microservices.
Optimize performance, scalability, and reliability across the platform.
Collaborate with frontend engineers, DevOps, and product teams to deliver seamless integrations.
Implement best practices in backend architecture, security, observability, and automation.
Work with cloud-native technologies and distributed systems (e.g., Kubernetes).
Develop and maintain CI/CD pipelines for smooth deployments and testing.
Troubleshoot performance issues and resolve production incidents.
Write clean, maintainable, and well-documented code, and participate in code reviews.

Were looking for passionate individuals who thrive in collaborative environments and are eager to drive impact. If youre excited about solving complex challenges in bold, innovative ways, wed love to connect with you.

What are we looking for?
Our team is responsible for Endpoint Protection services, and covers end-to-end from agent to backend to frontend the following areas:
Building services that process traffic between our Agent (which is responsible for protection across all kinds of OS - Windows, Linux, macOS) and our cloud-based Management console
Developing a big part of backend of this Management console itself (which is in short a large-scale distributed system, a complex "control application" used by IT security teams of S1 clients - that can be seen in many S1 vs. Ransomware demos) and the management of the "fleet" of agents deployed on endpoints in client's environments (backends written in Python and Go and deployed in Kubernetes)
Were a team with a significant impact on how our customers environments are protected, and how they interact with agents. As a core team at S1, we're heavily involved in every end-to-end effort, features development and are key contributors to the design and build of the right architecture of S1's cybersecurity solution to match the scale & hyper-growth of our business.

What will you do?
Design, develop, and support robust backend system our main product line - Endpoint Protection
Feature Design and Documentation: Take ownership of designing new features and creating documentation.
Database Schema Design: Design efficient database schemas to support new and existing features.
Backend Service Development: Develop and maintain backend services using Go and Python. Create RESTful APIs to facilitate seamless interaction between the backend, front-end, and other systems.
Integration: Integrate with various cloud services (AWS, GCP), databases (Postgres, MongoDB), messaging systems (Kafka), and caching solutions (Redis) to enhance system functionality and performance.
Feature Support and Validation: Provide support during the feature validation cycle, ensuring smooth deployment to production environments.
Performance Optimization: Optimize system performance and scalability to manage demanding workloads effectively.
Requirement Translation: Understand product requirements and translate them into technical solutions.
Cross-Team Collaboration: Work closely with product, validation, and front-end engineering teams to deliver and maintain high-quality features.
Customer Communication: Communicate with customer care and support teams to address issues.
Code Quality and Maintenance: Write clean, maintainable code. Stay up-to-date with the latest advancements in backend technologies and security best practices.
Innovation and Creativity: Bring creativity to the table. Explore new solutions and technologies to improve our product continuously.

looking for a Backend Developer, which is both hands-on and an ace problem solver to join our amazing DeepUI group. We are developing revolutionary runtime engine and transforming the online experience for hundreds of millions of users. Our proprietary AI-based technology is bringing the world's leading digital adoption platform to the next level by understanding and interacting in real time with graphical user interfaces at a human level. We are looking for people who are passionate about leading technology to the extreme. If you are striving to develop an innovative product, make an impact, and work with the industrys brightest talent as part of one of the fastest-growing and successful startups around is where you want to be.
What will you actually be doing?
Design and build the latest back-end solutions to the exciting and rapidly evolving domain of GUI perception.
Develop and maintain complex backend cloud services and infrastructure, across multiple regions.
Design architecture for new services and implement through to production.
Implement and own end to end solutions that will scale to millions of users.
Participate in fast-paced research while running in production. A very rare and exciting combination
Advance the world one step closer to Artificial General Intelligence.
Help build engineering culture.
Investigate, implement and share new technologies and ideas.
End to end development of features and systems that are used daily by key stakeholders, both internally and externally.

Were looking for a Senior Backend Data Engineer to design and optimize high-performance infrastructure capable of handling massive data volumes. In this role, youll lead backend development, architect scalable data pipelines, and ensure seamless data processing. Your expertise in distributed systems and performance optimization will drive innovation, transforming intricate security challenges into efficient, resilient solutions.
Responsibilities
Be a significant part of the development of backend infrastructure to efficiently handle, process, and store vast volumes of data.
Architect and build a scalable, high-performance backend system that supports various services within the platform.
Translate intricate requirements into meticulous backend design plans, maintaining a focus on software design, code quality, and performance.
Collaborate with cross-functional teams to implement backend and data-handling techniques.
Apply your expertise to create robust backend solutions.
Leverage your proficiency in cloud platforms such as AWS, GCP, or Azure to drive strong backend engineering practices.
Demonstrate strong debugging skills, identifying issues such as race conditions and memory leaks within the backend system. Solve complex backend problems with an analytical mindset and contribute to a positive team dynamic.
Bring your excellent interpersonal skills to foster collaboration and maintain a positive attitude within the team.

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.

an exciting start-up at the intersection of technology and sports, dedicated to revolutionizing the way athletes, fitness enthusiasts, and trainers enhance their performance. We've developed a cutting-edge system that combines light-based pods and a mobile app to deliver a highly engaging and dynamic training experience.

Role Summary
We are seeking an experienced Senior Backend Engineer with a strong focus on backend development to join our team. The ideal candidate has deep knowledge in JavaScript runtime environments such as Node.js and extensive experience with cloud services platforms like GCP/AWS, using modern technologies and frameworks. You will play a key role in developing scalable, high-quality, and high-performance solutions.

Responsibilities
Develop and maintain scalable backend applications, ensuring robustness, performance, and reliability.
Collaborate with cross-functional teams to define, design, and ship new features.
Ensure robust, secure, efficient, and maintainable code; including code reviews and adhering to best practices.
Stay up-to-date with new technology trends, applications, and protocols in FE/BE development.
Implement solutions to ensure all applications and services perform at optimal levels and proactively address potential issues, optimizing cloud resources to ensure cost efficiency when needed.

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.

We are looking for a Senior Full Stack Engineer with a backend orientation who excels at solving complex challenges and is passionate about building robust and scalable systems. In this role, you will work closely with a talented team of developers, Product, Design, and Data Science to deliver innovative solutions that have a meaningful impact on users' lives.
As a senior engineer, you will focus on backend development while contributing to frontend implementation as needed. You will take full ownership of your projects, from concept to deployment, in a fast-paced and highly collaborative environment, while also mentoring team members and driving technical excellence.
Our Technology Stack:
Node.js, React Native, Redux, ReactJS, Scala, Play, Microservices, AWS, Docker, Kubernetes, MongoDB, Redis, PostgreSQL, Spark, Elasticsearch, Kafka, and more.
Responsibilities:
Backend Development: Design, implement, and maintain backend systems that process and analyze large-scale data.
Full Stack Contribution: Develop features end-to-end, integrating both frontend and backend functionality.
Build scalable, efficient, and secure backend services using Node.js and other technologies.
Collaborate with the Data Science team to integrate advanced algorithms into backend systems, driving data-driven products.
Partner with Product Managers and Experience Designers to brainstorm, strategize, and execute features and improvements.
Ensure architecture and systems are reliable, maintainable, and scalable for future growth.
Lead by example, mentoring junior engineers and contributing to code reviews.
Continuously evaluate and adopt cutting-edge technologies to improve system performance and engineering practices.

We are looking for a Senior Backend Infrastructure Engineer to join our Infrastructure Group, the team responsible for building and scaling the shared services and core systems that power our entire engineering ecosystem.
As part of the Infrastructure Group, you will play a critical role in providing the backbone of our technology, enabling development teams to move faster, more reliably, and more efficiently.
You will lead the design and implementation of cross-team services, accelerate the work of product and platform teams, and act as a pivotal force in driving complex, high-impact technical initiatives across the organization.
This is a hands-on engineering position that blends deep technical expertise with leadership, delivering robust and scalable infrastructure solutions that directly influence the success of our core products.
Responsibilities:
Own and Scale Core Services - Design, develop, and maintain reliable, high-performance, and highly available backend services used across our engineering teams.
Advance Backend Infrastructure & Tooling - Continuously evolve our engineering foundations from CI/CD frameworks to internal tooling improving development velocity, observability, and system reliability.
Drive Cross-Team Technical Initiatives - Collaborate with product, platform, and backend teams on strategic projects. Serve as a force multiplier by enabling feature teams through shared infrastructure and backend leadership.
Lead Innovation and Technical Direction - Champion innovation in tooling, architecture, and best practices. Lead the adoption of new technologies and modern approaches to future-proof our infrastructure.