דרושים » תוכנה » Senior Backend Engineer

the original API Security vendor pioneering the market as the first vendor in 2018. Since then we have exhibited hyper-growth in a number of customers, threats stopped, and revenue. We saw API security as the security battleground of the future years ago as APIs started to form the foundation of the application innovation needed to drive business success today. Across banks, retail and transportation, IoT, autonomous vehicles, and smart cities, every modern app depends on APIs. Attackers realize APIs are the conduits to all sorts of valuable data and services within the year, APIs are predicted to be the number one application threat vector. Without secure APIs, businesses cannot rapidly innovate. has delivered the only patented solution to discover all APIs and their exposed data, stop API attackers, and provide remediation details for dev teams to write more secure APIs.
At Salt, were passionate about what we do. We work as a team and embrace new ideas, wherever they come from. We also enjoy all the benefits of a startup environment, including quickly seeing the results of your work, making an outsized impact on our company, and solving diverse challenges.
Want to make a big difference? We encourage you to apply!

Why join us NOW
APIs form the foundation of the application innovation needed to drive business success today. Across banks, retail and transportation, IoT, autonomous vehicles, and smart cities, every web and mobile app depends on APIs. Without secure APIs, businesses cannot innovate rapidly. has delivered the only patented solution to identify and prevent API attacks, using Big Data and AI to thwart this top threat to businesses today.
We are backed by the best investors in the world (YCombinator, S-Capital, Tenaya, Sequoia, Capital G, and more) and recently achieved a $1.4B valuation.
Were at a unique sweet spot in a startups lifecycle - the demand from customers is huge, yet our team is small and super high quality.
We are growing fast, and the opportunity window to join as a member of the core team is closing.
Our organizational structure is constantly evolving to meet our business needs, creating many opportunities for growth.

About the position
Our engineering team is made of strong, all-around players. We work across the full lifecycle of our solutions from researching capabilities in GCP, Azure, and AWS to building and testing systems in Go and deploying them in client environments. We develop solutions for API-capable platforms, integrate with third-party services, and extend them with our own add-ons. Quality is key we test thoroughly to ensure stability and reliability in real-world deployments.
Salts engineers are curious, independent, and focused on delivering well-crafted, impactful software.
To learn more about R&D, tap here!

Why should I join your team?
Meaningful work that directly impacts client production systems
Diverse and high-impact work across multiple cloud platforms and APIs
True ownership of full solution lifecycle from research to deployment
Fast learning and skill growth through varied and evolving tech challenges
Colla

a leader in cloud-native networking software for Hyperscalers and service providers who are building the largest infrastructures in the world for network services and AI platforms. Founded in December 2015, disrupted some of the most challenging high-scale markets, transforming the way Networks are built, scaled, and consumed. We also built the largest network in the world, with more than half of AT&Ts backbone running on Network Cloud. has raised $587 million in three funding rounds which enable us to dream big and bring on the most talented people.

The Role
We are looking for a Platform Backend Team Lead to join our Network Orchestration group. Our group is responsible for developing scalable, high-performance distributed systems that support complex network infrastructures.
As a Platform Backend Team Leader, you will be responsible for designing, developing, and maintaining core backend infrastructure that supports multiple teams and projects. You will work closely with stakeholders to understand their needs, define best practices, and build scalable, reliable, and secure solutions. Your role will involve leading a team of 4+ engineers, driving architectural decisions, and ensuring the platform's long-term sustainability and efficiency.

This position requires a blend of technical leadership, strategic thinking, and hands-on expertise to build solutions that enhance productivity, security, and scalability across the organization.

Our group is growing, and you will play a key role in building and expanding the team. You'll have the opportunity to optimize and enhance key parts of our system, leveraging the latest tools and infrastructure to drive innovation and efficiency.

We embrace an agile mindset you should be comfortable with context switching, handling multiple priorities, and adapting quickly to changing requirements.

Responsibilities
Lead & mentor a high-performing development team in building advanced, scalable software solutions.
Architect and implement robust and maintainable backend solutions.
Ensure scalability & performance by optimizing distributed systems and database architectures.
Collaborate with engineering teams across different departments to gather requirements and define solutions that meet business needs.
Define and enforce best practices for API design, microservices architecture, and security concepts.
Drive performance improvements, optimizations, and incident response processes.
Stay updated with the latest technologies and best practices in backend architecture, cloud platforms, and security.
Coordinate with Product Managers to align development with business priorities and roadmap planning.
Work alongside the Project Manager to track progress, mitigate risks, and ensure timely delivery of features.
Work with DevOps teams to streamline CI/CD pipelines and automate infrastructure deployment.

We are seeking a talented backend engineer to join our growing team, owning our innovative product, Code Defender. Code Defenders mission is to detect and protect against client-side threats and enable our customers to be compliant with the latest security and privacy standards.
As a member of the team, you will play a crucial role in ensuring the product's success, by designing and developing advanced features, handling large-scale data, aggregations, while utilizing cutting edge technologies.
Collaboration with cross-functional teams including Platform, Product, Engineering, and Research will be integral as you lead feature development from inception through to deployment, applying backend methodologies and best practices.
What you'll do:
Develop cloud-based high-scale systems: Leverage the latest in cloud technology to build systems that can handle the demands of significantly large datasets with efficiency and reliability.
E2E Ownership: Take full responsibility for projects from the initial design and architecture stages through to implementation and rollout,
Innovate and Optimize Operations: Continuously seek out and implement innovations and optimizations to improve the performance and scalability of our systems.
Tackle challenging problems and find creative ways to solve them.
Participate in cross organization engineering innovation forums and technical guilds.
Collaborate on cross-functional teams: Work closely with other technical and research teams to integrate various products seamlessly, ensuring cohesive technology solutions across the board.
Ensure System Security and Compliance: Prioritize the security of our systems and ensure compliance with all relevant data protection regulations.
Performance Monitoring and Troubleshooting: Regularly monitor system performance, identify and resolve any issues to maintain optimal operation.
Work on cutting-edge technologies in coding, data persistence, CI/CD pipelines, and data pipelines. This includes expertise in any of the common backend development languages, SQL and NoSQL databases like MongoDB and Redis, messaging systems such as Kafka, search technologies like Elastic, and cloud services.

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

we are seeking a skilled and innovative Backend Engineer to join our Core Integration Framework team. Youll be at the forefront of building and evolving the infrastructure that powers real-time integration with healthcare systems, reflecting their behavior with accuracy, performance, and scale.

As part of our growing infrastructure group, youll take on challenging system architecture and performance problems as we scale to support even more health systems. Youll work closely with system reversers, product managers, QA engineers, and platform developers to deliver high-impact features while ensuring the safety and reliability of our core infrastructure.

This is a high-leverage engineering role with the opportunity to explore cutting-edge approaches, like AI agents, to improve time-to-market and increase the resilience of our integration pipelines.

What Youll Do

Design and implement robust, scalable systems for healthcare integration.
Reverse-engineer third-party EHR systems to craft integration strategies for data extraction and real-time state modification.
Lead the development of real-time systems using JavaScript/TypeScript, applying best practices in performance optimization and system architecture.
Write clean, efficient, and well-tested code, with a strong focus on automation and coverage (unit, integration, and E2E testing).
Take ownership of the full development lifecycle, from architecture and development to deployment and monitoring in production.
Mentor peers, contribute to team-wide technical growth, and help drive AI-powered innovation within our infrastructure domain.

HWe're a revolutionary dating startup changing how people find love by matching them based on their authentic vibes.
We're looking for a fantastic Senior backend Developer to join our adventure and make a real impact!
About Us
We're not your typical dating app - we're an AI-powered matchmaking platform reimagining the future of relationships. Based in the heart of Tel Aviv, we're a dynamic startup with big dreams and an even bigger mission: helping people find their true love through innovative technology. We've already helped hundreds of couples to find their better half!
What You'll Do
You will be the core person for the service of Client data processing, service for workflow planning and much more
Architect, develop, document, and TEST highly scalable cloud microservices
Analyze the landscape of existing and upcoming solutions for continual improvement of our Azure cloud infrastructure
Work with our data Science and data Engineering teams to analyze and prioritize the development and release of new features
Upskill and investigate our architecture and AI technology
Why Join Us?
Be part of a revolutionary AI-powered dating platform
Work in a dynamic, fast-paced startup environment
Make a real difference in people's lives
Join a passionate team that's changing the dating world
Sound Like Your Perfect Match? We'd love to hear from you! Join us in our mission to revolutionize the way people find love!

We're looking for a Senior Backend Engineer to join our Platform Engineering group!
A day in the life and how youll make an impact:
Were a team within the Platform Engineering group, focused on building the foundations that power both our companys product and developer experience. Our work spans two main areas: core services like authentication, file management, and a communication platform used to reach our company 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.

Building our companys 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 our company 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 our companys backend code.
Work as a part of the Bazel OSS community, participate in discussions and workgroups and help shape Bazel itself.

We are seeking an experienced Senior Backend Engineer with a passion for tackling complex challenges across a diverse range of technologies. Your role will involve a deep commitment to software design, code quality, and performance optimization. As part of our Engineering team, your mission will be to empower critical infrastructure by enabling the detection, investigation, and response to complex attacks and data breaches on their networks.
As a Senior Backend Engineer, you will take a lead role in developing the backend infrastructure to efficiently handle, process, and store massive volumes of data. Your expertise will play a crucial part in building a scalable, high-performance backend system that serves as the foundation for other services within the platform. Additionally, you will be responsible for translating intricate requirements into meticulous and actionable backend designs.
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.

Required Backend Engineer
Join us to be a part of something meaningful. We are transforming transportation worldwide, helping cities become smarter, greener, and more connected. From redefining daily commutes to tackling humanitys environmental challenges, our vision is bold and we need exceptional minds like yours to make it happen.
As a Backend Engineer, youll be a vital part of our TLV-based R&D team. Together, we design, build, and scale cutting-edge backend systems that power our global operations. Youll thrive in a culture that blends innovation, collaboration, and agility, where your work will directly impact the lives of countless individuals and transform how communities move.
What Youll Do:
Design, implement, and maintain state-of-the-art microservices from conceptualization to production.
Take full end-to-end ownership of new product features and systems.
Play a key role in shaping system architecture, making top-level technical decisions, and driving product developments that scale across the globe.
Write high-quality, scalable, and efficient code to ensure world-class performance and uptime.
Collaborate with a cross-functional, agile team of talented engineers, designers, and product managers, all driven to build products that grow value for users.
Continuously learn, champion, and implement the latest technologies and practices to maintain a cutting-edge stack.
Advocate for clean code and industry best practices to maintain and elevate standards across the codebase.
Explore and research new technologies, proactively suggesting the tools or processes that will help drive innovation and excellence in our platform.
Mentor and support team members, sharing expertise and growing technical knowledge within your team.