דרושים » ניהול ביניים » Senior/Lead Backend Software Engineer

Our ideal candidate is passionate about crafting a new product to serve thousands of enterprise customers by using innovative technology and striving for the best quality and throughput.

As part of this role, you will:

Architect, design, implement, test, and deliver highly scalable products.

Master our development process, culture, and code base, then improve it.

Operate effectively in the hybrid engineering model where engineers are expected to be able to design and implement the necessary work to ensure quality in their own code as well as other engineers.

Mentor others in development technologies, tools, and processes

Present your own designs to internal/external groups and review the designs of others

Develop test strategies, design automation frameworks, write unit/functional tests to drive up code coverage and automation metrics


JR315373

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 talented Senior Backend Developer to join our development team. As part of the team, you will contribute to building and enhancing high-scale, multi-tenant SaaS products that support customers worldwide. You will work in a hybrid environment, collaborating closely with highly skilled engineers in an agile, sprint-based methodology. This role is critical to the continued success of our next-generation security and monitoring platforms, ensuring performance, scalability, and reliability across multiple regions and tenants.
Key Responsibilities
Architect, design, and develop robust, high-quality backend services and APIs for our large-scale SaaS platform.
Own the end-to-end delivery of features in an agile, CI/CD environment, from conception to deployment.
Ensure the scalability, resilience, and high performance of our applications to support a rapidly growing, multi-tenant customer base across multiple regions.
Integrate with and optimize a diverse set of distributed data systems, including PostgreSQL, Redis, RabbitMQ, and Elasticsearch.
Champion and implement observability best practices (metrics, logging, tracing) using tools like Prometheus, Grafana, and OpenTelemetry to ensure system health and proactive monitoring.
Collaborate closely with product managers, frontend developers, and DevOps engineers to translate customer needs into impactful technical solutions.
Continuously explore, evaluate, and adopt new technologies to enhance our architecture and development efficiency.
Mentor and guide other developers, fostering a culture of technical excellence and knowledge sharing.

We are seeking an experienced and highly skilled Senior Python Backend Developer to join our dynamic team.
You will be at the heart of our engineering efforts, responsible for designing, developing, and maintaining the high-performance, scalable, and secure cloud-based solutions that power our Fintech Compliance and Risk management products.
Working with cutting-edge technologies like Python, Node.js, and AWS, you will build innovative, low-latency, and highly available systems that form the core of our business. In this role, you will be instrumental in shaping our technical architecture and driving excellence in a fast-paced, evolving environment.
Key Responsibilities:
Architecture & Development: Lead the design and development of robust, scalable, and secure backend systems and APIs, primarily using Python.
Cloud Infrastructure: Architect, build, and maintain high-scale solutions on modern cloud platforms (specifically AWS) to ensure reliability, scalability, and performance.
System Performance: Design and implement services optimized for low-latency processing, high availability, and fault tolerance for mission-critical financial applications.
Technical Leadership: Provide technical leadership and mentorship to junior and mid-level developers, fostering best practices in code quality, testing, and maintainability.
Product Focus: Develop and enhance Compliance and Risk management products for the Fintech sector, ensuring they meet strict regulatory requirements and industry standards.
Optimization & Reliability: Take ownership of system performance, scalability, and reliability. Proactively identify and resolve bottlenecks in code and architecture.
Collaboration: Work closely with cross-functional teams, including frontend developers, DevOps engineers, and product managers, to deliver seamless end-to-end solutions.
Innovation: Stay current with emerging technologies and industry trends, driving the adoption of new tools and frameworks to solve complex challenges effectively.

We are looking for a Senior Backend Engineer to join our Backend Infrastructure team. In this high-impact role, you will be pivotal in shaping the foundations that enable all of our developers to build and ship software effectively. You will be responsible for designing, building, and owning the scalable backend services that form our core infrastructuresuch as authentication, data pipelines, public APIs, and asynchronous job systems. You will also champion our Developer Experience (DevEx) by creating common libraries, building internal tools, and setting engineering best practices. This role requires leading complex technical projects from architecture to deployment, driving improvements in platform scalability and performance, and collaborating closely with other engineering teams, DevOps, and Product to deliver foundational solutions that move the needle.
About the Backend Infrastructure team
The Backend Infrastructure team is on a mission to build the reliable, scalable, and efficient foundations that power us. We focus on enhancing Developer Experience (DevEx) by providing robust tools, setting engineering best practices, and owning core services like authentication, data pipelines, and CI/CD. We ensure the platform can grow reliably by working in close collaboration with DevOps and all development teams. As a senior member of this team, youll be pivotal in shaping the technical backbone that supports our entire engineering organization.

We are looking for an experienced Senior Backend Engineer to join our SaaS platform team.
As part of our platform team, youll design and implement high-impact backend services, collaborate with frontend, DevOps, and product teams, and play a key role in shaping the next generation of our companys SaaS security architecture.
Youll help build and evolve the backend infrastructure that powers our cloud-native security platform, delivering advanced protection, observability, and scalability at global scale.
If youre passionate about solving complex backend challenges, scaling distributed systems, and driving innovation in cybersecurity, this is the place for you.
Key Responsibilities
Design, develop, and maintain cloud-native backend services supporting a large-scale SaaS security platform.
Build scalable, secure, and resilient architectures using modern AWS services (EKS, ECS, EC2, RDS, SQS, CloudFront, IAM).
Develop and optimize RESTful and event-driven APIs, backend integrations, and data flows.
Work in a microservices-based environment, ensuring high availability, observability, and performance.
Collaborate closely with frontend, DevOps, and product teams to deliver end-to-end solutions.
Implement monitoring, alerting, and reliability best practices for production environments.
Write clean, maintainable, and testable code, contributing to best practices and design standards.
Participate in architecture and design reviews, influencing the technical direction of the platform.

Required Senior Backend Engineer Python
Were expanding our team to lead the next evolution of cloud commitment managementbuilding a next-generation solution from the ground up.
As a Backend Developer, youll be part of a greenfield initiative developing an innovative product that automates cloud cost optimization across AWS, Azure, and GCP.
Our mission: to empower customers with smarter, data-driven cost efficiencywithout compromising flexibility.
This role centers on backend excellence youll take full ownership of designing and implementing scalable APIs, architecting robust distributed systems, and solving complex engineering challenges. Youll optimize performance at scale and help establish the technical foundations for a product built to last.
If you thrive in a fast-paced startup environment, love building from scratch, and want to influence both the architecture and the engineering culture from day one this is your opportunity to make a real impact.
Your Ownership Will Include:
Designing and developing scalable, end-to-end features using Python.
Collaborating with PMs, designers, and cloud experts to turn complex challenges into impactful product features.
Taking full ownership of core components and contributing to key architectural and design decisions.
Integrating with internal systems and external APIs, including major cloud providers.
Driving best practices in code quality, testing, automation, and CI/CD workflows.
Participating in code reviews and fostering a culture of engineering excellence.

A leading large-scale ad network at the forefront of advertising technology. We are looking for a highly skilled and experienced Senior Software Engineer to join our backend team.
In this role, you will leverage your expertise in distributed systems, data engineering, and software development to design, build, and deploy high-performance solutions. You will take a leading role in developing and maintaining a cutting-edge online machine learning system powered by PyTorch/Tensorflow models and Triton inference server.
This is an opportunity to work on complex, large-scale systems that serve billions of requests, shaping the future of ad tech and ML-driven optimization.
What you'll be doing
Architect and Build: Design, develop, and deploy robust, scalable, and high-performance distributed systems that form the backbone of ironSource's next-generation ML ad network.
Real-Time Ad Serving: Engineer and optimize critical systems for real-time ad serving, enabling machine learning models to make intelligent, low-latency decisions for optimal ad selection.
ML Infrastructure Innovation: Drive the evolution of our ML capabilities by researching, evaluating, and implementing cutting-edge techniques for feature stores, data aggregation, and model serving infrastructure.
Data Pipeline Engineering: Collaborate closely with data scientists and product managers to design, build, and maintain efficient and reliable data lakes and data pipelines, ensuring high-quality data for ML training and analytics.
Operational Excellence: Take ownership of key system components, ensuring their reliability, performance, and scalability in a production environment through proactive monitoring and continuous improvement.

We are growing our team and are looking for a talented, experienced, passionate, and driven Senior Backend Engineer to join our infra team.

Join us to help shape the future of work!



What's the job?

Our Core Team is seeking a talented and experienced Back End Developer.
Your responsibilities as a member of the Core Team will include creating a seamless and efficient development experience for the R&D team to move forward more quickly.
Maintaining the stability, performance, and infrastructure of our product, as well as assisting full-stack developers and improving processes.



What you'll be doing:

Design, develop, and maintain the back-end infrastructure of our product with our full-stack developers.
Ensure the stability and performance of our product, and optimize it for scalability and high availability.
Provide guidance and support to full stack developers on the team as a technical lead.
Collaborate with the product and design teams to implement new features and improvements.
Identify and resolve any technical issues that arise, and proactively address potential issues before they impact users.
Monitor and optimize server and database performance to ensure high availability and scalability of our product.
Utilize the latest technologies and industry trends as appropriate for our product and development processes.

Were looking for a talented Senior Backend Engineer to join our growing team and lead the development of scalable, high-performance backend systems. In this role, youll design, build, and optimize platform services that power large-scale applications. Youll collaborate closely with cross-functional teams to ensure our systems are reliable, efficient, and built for growth.
What Youll Own
Design, develop, and maintain backend services, APIs, and microservices architecture.
Optimize platform performance, scalability, and reliability to support complex, high-traffic systems.
Collaborate with frontend, DevOps, and product teams to deliver seamless integrations.
Implement best practices for backend security, observability, and infrastructure automation.
Work with modern cloud-native technologies and container orchestration tools (Kubernetes).
Develop and maintain CI/CD pipelines to enable smooth and automated deployments.
Troubleshoot, diagnose, and resolve performance issues and production incidents.
Write clean, maintainable, and well-documented code, and conduct thorough code reviews.