דרושים » תוכנה » Senior Backend Engineer

We are seeking a Senior Backend Engineer - Data Platform to join our expanding team and play a crucial role in designing, building, and maintaining robust and scalable data pipelines and infrastructure. In this role, you will directly enable data-driven decision-making and support the development and deployment of AI/ML products that power Health.

Youll collaborate closely with engineering, product, and data science teams to ensure our data systems are high-quality, resilient, and scalable as we grow. As a Senior Backend Engineer on our Data Platform team, you will drive efforts to deliver reliable, efficient, and consistent data services across the organization. You will also help enable the rapid development and deployment of advanced features, insights, and AI-driven capabilities that improve outcomes for clinicians and clients.

Who are you?
You are a seasoned backend or data engineer with experience working on production-grade ML/AI-powered products. You thrive in fast-paced, high-ownership environments and are passionate about building scalable and reliable systems. You understand the unique requirements of delivering AI/ML features in production, and you are comfortable working with modern technologies in the LLM/RAG ecosystem.
You pride yourself on delivering high-quality solutions quickly, without sacrificing design or reliability. Youre known for your responsiveness, collaborative spirit, and service-oriented mindset-especially when youre on-call and the stakes are high.How will you contribute?
Design, implement, and maintain scalable and reliable data pipelines and backend systems supporting both operational and analytical needs, with a focus on ML/AI product enablement.
Ensure data processing is optimized for speed, efficiency, and fault tolerance, enabling seamless integration with AI/ML workflows and reliable performance across all our Health products.
Monitor and improve uptime, reliability, and observability of our data infrastructure and pipelines.
Build and maintain systems to ensure data quality, consistency, and usability across the organization, enabling advanced analytics and AI solutions.
Work closely with product and engineering teams to deliver new features rapidly and with a high standard of technical excellence.
Drive innovation in how we build, measure, and optimize data features, backend services, and AI product integrations.
Participate in on-call rotations with a service-oriented approach and fast responsiveness.
Lead scalability efforts to support increasing data volumes, expanding AI/ML initiatives, and new product launches.

Your Role:

Lead the design and development of complex, high-performance, backend services within the One ecosystem, ensuring modularity and long-term maintainability.

Own the end-to-end performance of critical platform components, optimizing for massive data ingestion and low-latency processing across global environments.

Drive architectural discussions and provide high-level input on system design, steering the team toward scalable, cloud-native best practices.

Actively mentor and contribute to code reviews and technical discussions, sharing expertise and fostering a collaborative environment for continuous improvement.

Collaborate closely with Product, SRE, QA and Security teams to implement technical solutions aligned with business objectives.

Take a production-first approach to reliability; lead root cause analysis for complex distributed system issues and implement preventative measures to guarantee system reliability.

We are looking for a Senior Backend Engineer to join our R&D team in developing the new rising product in the health landscape.

As a Senior Backend Engineer, you will have an impact on how we architect, build, scale, and maintain our backend systems. You will provide technical guidance and mentorship to other engineers on the team, help establish and maintain best practices for development, and participate in the development of the companys technological roadmap. Youll solve complex engineering challenges and drive engineering excellence in a dynamic environment and rapidly increasing scale.

Our ideal candidate has a real passion for making a positive change in the world, for technology and customers, has great communication skills, and loves to constantly improve themselves, our working practices, and our code base.

This is a great opportunity to join the core team of a growing, successful startup and work with the most advanced technologies.

Responsibilities
Lead/Participate in system design and architecture discussions.
Implement and own infrastructure and features; be involved and impact the entire product lifecycle (concept, design, test, release, and production support).
Teach, mentor, grow, and provide advice to other domain experts and individual contributors.
Acquire an in-depth understanding of our technical challenges and strive to improve them.
Play a central role in technical, business, and organizational contributions.
Be a vocal advocate for technical excellence and help the team members make sound decisions.
Work with product managers, data scientists, and other team members to understand the desired requirements and provide your feedback to improve the outcome of the feature.

We are looking for a Senior Backend Engineer to join our Analytics team based in Israel. This role reports to the Manager, Software Engineering. we curates and contextualizes data from hundreds of security and business tools to help companies understand and address their riskiest problems.
You will leverage our robust data platform and security modules to provide immediate benefits to customers while making the world a more secure place.
What youll do (Role Expectations):
Design, develop, and maintain scalable backend services within a cutting-edge microservices architecture using Scala and Java/Spring Boot
Optimize performance, cost, and reliability of services in production while ensuring efficient data management across stores like Snowflake, Trino, and Apache Iceberg
Drive innovation in semantic layers, query optimizations, and analytics capabilities to refine and expand our technology stack
Operate seamlessly across product, UX, and frontend teams to deliver high-scale features from inception to production
Mentor junior engineers and elevate the teams technical capabilities through high-accountability partnership

In this role, you will be dedicated to safeguarding our clients data within the dynamic cloud landscape. As an expert in Data Security Posture Management (DSPM) for SaaS and DBaaS, you will develop cutting-edge solutions for data discovery, classification, and protection across platforms like Snowflake, Databricks and MongoDB Atlas. Your work will focus on proactively identifying and eliminating risks, ensuring our clients' sensitive information remains secure, compliant, and accessible only to authorized users, empowering them to grow their business securely.
Key Responsibilities
Drive innovation by designing and implementing impactful solutions that address client needs, contributing to the full feature development lifecycle from design to deployment.
Take ownership of specific feature segments, ensuring high-quality code and robust functionality through meticulous attention to detail and a focus on execution.
Proactively collaborate and exchange information with cross-functional teams, including product and infrastructure, to ensure seamless integration and alignment on shared objectives.
Challenge the status quo by generating innovative ideas and actively participating in brainstorming sessions to foster product and architectural improvements.
Actively engage in technical discussions, openly sharing knowledge and learning from others to solve complex problems and elevate team expertise.
Design and build highly scalable, resilient, and secure cloud-based applications and microservices.
Contribute to an agile and dynamic engineering culture, demonstrating a strong drive and outstanding communication skills to deliver results efficiently.

As a Senior Product Manager, you will be at the forefront of driving features and infrastructure capabilities that are critical to our platform - with a particular focus on the Direct-to-Consumer (D2C) initiative. Youll lead the end-to-end development of technically complex features, such as server-to-server integrations, backend workflows, data exchange between internal systems and external partners and user facing UI and experiences. This role requires strong technical intuition, sensitivity to user experience details, ability to navigate documentation, and a deep understanding of how systems connect across the stack. Youll collaborate closely with engineers, business partners and other product managers to ensure seamless alignment across teams and deliver robust, scalable solutions that support our D2C efforts and broader platform evolution.


Responsibilities
Own and lead both backend/frontend product features and technical platform initiatives from concept to delivery.
Deeply understand our platform architecture, including how backend services interact with frontend applications and data systems.
Collaborate closely with engineering, data product managers, and frontend product managers to align on product scope, milestones, and delivery plans.
Read and interpret technical documentation (e.g., APIs, system designs) to define product specs and translate them into actionable work for engineering teams.
Identify product opportunities by analyzing platform capabilities and gaps in technical infrastructure.
Write clear, detailed, and technically accurate product requirements and specifications.
Ensure high-quality execution through testing, validation, and iteration in collaboration with engineering and QA.
Serve as the product point of contact for technical stakeholders and system integrators.
Prioritize product work based on impact, complexity, and cross-team dependencies.

We are seeking a Senior or Principal Backend Engineer for our Tel Aviv R&D center to join the Talon team, which is responsible for our Enterprise Browser. In this role, you will be instrumental in developing a key security solution that protects businesses by isolating web sessions, preventing data leaks, and managing security policies. You will take a leading position within the team, owning and leading feature development from end-to-end and delivering substantial improvements across the entire product to enhance our multi-layered security approach.
Key Responsibilities
Design, implement, test, and deploy significant features for the Enterprise Browser backend services, contributing to all phases of the development lifecycle.
Take full ownership of specific feature segments, demonstrating accountability for quality and timely delivery from conception to release.
Proactively collaborate and exchange information with cross-functional teams to ensure seamless integration of product features and infrastructure.
Drive innovation by contributing ideas and participating in brainstorming sessions to challenge our approach and enhance product capabilities.
Simplify complex technical problems and focus on the details to deliver high-quality, robust, and performant solutions.
Actively share knowledge and mentor other engineers, contributing to a positive and collaborative team dynamic that empowers others.
Continuously seek opportunities for improvement within team processes and the product itself by applying learnings and challenging the status quo curiously and positively.

we are looking for a Engineering Team Lead .
As an Application Infrastructure Team Lead, youll spearhead the development of the core frameworks and services that power our entire ecosystem. In this role, youll sit at the vital intersection of application development and systems engineering, ensuring our platform remains resilient, high-performing, and developer-friendly as we scale.
If you are a technical heavyweight who loves Java but thrives on leading teams through complex data and infrastructure puzzles, this is your opportunity to build the foundation for our next phase of growth.
Youll Own:
Team leadership & mentorship: Guiding a high-performing engineering team and fostering a culture of ownership and excellence.
Core application infrastructure: Designing and maintaining mission-critical frameworks using Java and Spring Boot.
Technical standards: Defining and enforcing the benchmarks for code quality, system performance, and security across the entire stack.
Streaming & messaging pipelines: Owning the reliability and scalability of asynchronous communication using Kafka or SQS.
Youll Solve:
Data layer optimization: Leading specialists to tackle challenges in high availability and performance across PostgreSQL, MongoDB, OpenSearch, and Redis.
Distributed systems complexity: Designing robust pipelines for asynchronous communication and data streaming at scale.
Architecture gaps: Bridging the gap between DevOps and Product teams to align infrastructure capabilities with evolving business needs.

We are looking for an experienced Full-Stack Engineer with strong backend expertise to join our growing Sales R&D team in Tel Aviv. This is a backend-leaning role focused on building and maintaining high-performance systems while contributing across full-stack services. As part of our team, youll drive the evolution of our Sales platform, take end-to-end ownership of impactful features, and contribute to an AI-first engineering culture that embraces automation, intelligent tooling, and continuous improvement. You will play a key role in improving product quality, engineering productivity, and system reliability as we support rapid business growth.
Responsibilities:
Design and deliver end-to-end features across backend services and frontend applications, with strong emphasis on backend architecture, data integrity, and system reliability.
Develop and maintain SPA web applications for admin and product platforms using React + TypeScript and Next.js, including contributing to the modernization of legacy Ruby components.
Develop and maintain backend services across Python (FastAPI) and Node.js (NestJS) microservices, ensuring strong performance, robust data management, and ongoing modernization efforts.
Design, implement, and maintain reliable REST APIs with clear contracts, validation, and consistent error handling.
Work with complex relational data models, continuously improving query performance and data reliability.
Lead investigations and root-cause analysis for performance, optimization, and production-related issues, driving long-term improvements.
Collaborate closely with frontend, backend, QA, and product teams in a multi-repo environment, including active code reviews and cross-site collaboration with our Boston engineering team.
Take ownership of code quality and production stability by writing automated tests (e.g., pytest, Jest) and driving issues from investigation through resolution and prevention.

Required xEngineer
the company makes it possible for anyone to succeed online. since 2006, weve grown to 5,000 employees in 17 countries, launched over 40 products, and serve over 230 million users and their visitors worldwide. here, we push you to innovate, evolve in non-traditional ways, and grow outside your comfort zone. we operate in small teams that work closely together to create incredible things. although were already industry leaders in web creation and business, our work is nowhere near done. our goal is to become the main engine of the internet so we can create a more open web for all. we believe solving complex problems starts by building strong infrastructure and platforms supported by engineers working with cutting-edge technology. as a dev-centric company, we rely on testing, implementing smart feedback loops, measuring impact, and using fail fast methodologies to keep our high-scale traffic and advanced products in constant progress with a 99.99% uptime.
as a backend xengineer, youll design and own the core systems that impact millions of users, working with an ai-native focus to craft high-performance backend architectures and scalable, reliable platforms. in your day-to-day, you will:
design and own end-to-end backend systems and features that impact millions of users
focus on backend architecture and system design, making thoughtful trade-offs around scalability, reliability, security, and maintainability
take full ownership from data models and apis to production systems and distributed architectures
use ai as an integral part of your daily work-for planning, design, execution and production, while ensuring ai-assisted outputs meet the highest production standards
work with modern technologies (e.g., JAVA, scala, Node.js, cloud, and ci/cd) while continuously evolving your toolkit with ai-powered tools
collaborate closely with product managers, designers, and engineers to shape solutions while ensuring production quality, observability, and long-term system health
here, we believe our best work happens together. our work model is fully in person, with 5 days a week from our office. flexibility remains a core value at the company and special requests are handled thoughtfully at the team level.
we are the company's backend xengineering group - a team of xengineers who specialize in backend development. we provide integrated tools for microservice development to improve Developer productivity and best practices. as xengineer, we use ai-native workflows that allow us to concentrate on what truly requires human judgment: system architecture, security, and scalability. to handle high-scale traffic, our team runs production across distributed data centers worldwide. we take complete ownership of our systems, and maintain the deep expertise required to manage a global engine of the internet.