דרושים » תוכנה » Back-End Developer

We are looking for an experienced backend Developer to join a dynamic and advanced technological environment, working on large-scale, mission-critical systems.
Key Responsibilities:
* Develop and maintain back-end services using C # and.NET Core.
* Design and implement RESTful APIs and Microservices.
* Work with Azure services, including Azure Functions.
* Optimize application performance, security, and scalability.
* Collaborate closely with Front-End developers, DevOps engineers, and cross-functional teams.
* Write clean, maintainable, and testable code.
* Actively participate in Agile development cycles (daily stand-ups, sprint planning, retrospectives).
* Troubleshoot and debug back-end issues efficiently This is an opportunity to be part of a professional team, working with modern cloud technologies in a fast-paced and impactful environment.

A leading company in the wellness and preventive medicine industry is seeking an experienced Back-End Developer to join its growing team.



Responsibilities:

Develop and maintain scalable back-end services using C# and .NET Core
Design and implement RESTful APIs and microservices
Leverage Azure services to build cloud-based solutions
Ensure high performance, security, and scalability of applications
Collaborate closely with front-end, DevOps, and cross-functional teams
Write clean, maintainable, and testable code
Participate in Agile ceremonies (stand-ups, sprint planning, retrospectives)
Troubleshoot and resolve back-end issues efficiently

Were looking for a Backend Developer to help build and scale the core systems powering our products end-to-end. In this role, youll take ownership of backend services, design and develop robust, scalable architectures, and work closely with product and engineering teams to solve meaningful challenges that directly impact our customers and partners.
Youll work with modern technologies including Node.js, Nest.js, TypeScript, PostgreSQL, and AWS, in a fast-moving environment that values strong engineering fundamentals, a product-driven mindset, and a passion for solving complex problems at scale.
Responsibilities:
Design, develop, and deploy scalable, high-performance backend services that support our web and mobile applications.
Own backend features end-to-end: from technical design and implementation to production deployment and ongoing improvements.
Write clean, maintainable, and well-documented TypeScript code, following best practices, design patterns, and high testing standards.
Build and optimize PostgreSQL schemas, queries, and data flows to ensure reliability and performance at scale.
Participate in architecture discussions and help drive technical decisions that improve velocity, stability, and extensibility.
Perform code reviews, troubleshoot production issues, and proactively improve system observability, reliability, and performance.
Collaborate closely with Product, FE, QA, and other stakeholders to understand requirements and translate them into clear technical plans and execution.

Were looking for a highly skilled Full Stack Developer to join our engineering team. In this role, youll design, develop, and maintain both backend and frontend systems that power our production and internal applications. Youll work across teams to deliver user-facing features end to end, building scalable, high-availability solutions that support production environments and future web-based platforms.
What will your job look like?
Design, develop, and maintain scalable backend services primarily using Node.js (and Python where applicable), applying modern web frameworks and industry best practices.
Build rich, responsive user interfaces using React, Angular, or Vue.
Develop end-to-end features, integrating frontend and backend components into cohesive, production-ready solutions.
Design and manage databases (SQL and NoSQL), focusing on performance, reliability, and solid data modeling.
Support and enhance production applications, ensuring high availability, resilience, and smooth operation across environments.
Build, containerize, and deploy applications using Docker and Kubernetes in Linux-based setups.
Implement and maintain CI/CD pipelines using GitLab CI for automated testing, integration, and deployment.
Work with AWS services to deploy, monitor, and scale cloud-based applications.
Contribute to system architecture, participate in code reviews, and mentor junior developers when needed.
Collaborate closely with product, design, and cross-functional engineering teams to deliver high-quality user experiences.

We are looking for a Senior Developer to join our R&D team. Youll play a key role in designing and building the backend systems that power our medical applications, ensuring they are secure, scalable, and reliable.
Youll work closely with product managers, researchers, and other engineers to bring complex ideas to life and help shape the architecture behind real-world healthcare solutions.
Role & Responsibilities:
Design, build, and maintain backend services and APIs that power our core products.
Architect and implement scalable, secure, and high-performing solutions.
Work with relational databases to support product and business needs.
Collaborate with front-end, mobile, and research teams to deliver end-to-end features.
Write clean, well-documented, and thoroughly tested code.
Collaborate closely with the product and infrastructure teams to ensure smooth delivery.

In this role, you will be responsible for designing and building the heavy-duty backend systems that power our application security platform. You will work on complex, multi-integrated systems that require deep technical expertise, architectural thinking, and the ability to navigate a fast-paced environment with frequent context switching.

Responsibilities

System Architecture: Lead the design and development of scalable, high-performance backend systems from concept to deployment.

Core Development: Develop efficient and reliable backend services primarily using Java.

Infrastructure & Scaling: Optimize application performance and ensure the reliability of services running in a cloud-native environment.

Data Management: Design and maintain complex databases, ensuring data integrity and query efficiency across relational and non-relational systems.

Complex Integrations: Manage and implement multi-system integrations, handling high levels of complexity and technical interdependencies.

Collaboration: Work closely with cross-functional teams to define project objectives and participate in rigorous code reviews to maintain high quality.

Innovation: Stay current with emerging technologies and trends to ensure Mend.io remains at the forefront of the industry.

We are seeking an exceptional Backend Engineer to join our Platform Group, where you will architect and develop shared infrastructure components that power Semperis's enterprise security and identity products. This is a highly collaborative role requiring both technical excellence and strong cross-functional partnership skills.
What You'll Do:
As a Backend Engineer on our Core Platform team, you will:
Design and build shared platform components used across multiple product teams, ensuring scalability, reliability, and maintainability
Architect distributed systems using microservices and event-driven patterns that support enterprise-scale workloads
Own critical backend services from conception through deployment, including code quality, performance optimization, and operational excellence
Collaborate extensively with product engineers, DevOps, and architects to define platform capabilities and technical standards
Drive technical initiatives that improve developer productivity, system observability, and platform resilience
or backend development across the organization
Analyze system performance and data patterns to identify optimization opportunities and inform future platform investments

Required Backend Engineer
The pioneer in AI-powered sports content technology, empowers their clients world-wide to connect with their fans through AI-tailored sports content experiences. Our platform automates the creation, management and distribution of content, enabling sports rights holders to expand reach, grow fan bases, and unlock revenue opportunities across digital platforms.
Why us
innovative people in the industry, using cutting-edge technologies and tools (video editing, Gen AI, data, etc.). You have the opportunity to directly influence the products and tools used by our clients, including sports giants such as the NBA, Bundesliga, LaLiga, ESPN - and thats just the beginning of what we have to offer! Join us and be a part of the best team in tech as we Fuel the Fandom worldwide.
Youll be an integral part of building and scaling our cloud-native OTT streaming platform - powering live sports broadcasting, VOD transcoding, channel monetization, and subscription billing for customers worldwide.
What youll do:
Lead the development and delivery of backend services and APIs using Node.js, TypeScript, and NestJS, deployed on AWS ECS and Lambda.
Architect and maintain scalable microservices that handle live streaming workflows (AWS MediaLive, MediaConnect, MediaConvert), real-time event processing, and high-throughput API delivery.
Own and evolve the platforms monetization layer - Stripe billing integration, subscription management, payment webhooks, ad-serving pipelines (Google IMA), and paywall logic across channels.
Set high coding standards and ensure best practices are followed across the backend team.
Collaborate closely with frontend developers, DevOps, QA, designers, and product managers to deliver seamless end-to-end experiences.

We are seeking an experienced Senior Developer with deep expertise in Python and AI development to join our team. The ideal candidate will have hands-on experience building AI-powered applications and agentic AI systems that can autonomously perform complex tasks.
What will you be doing?
Design and build autonomous AI agents capable of multi-step reasoning and task execution
Work with LLMs (Large Language Models) and Agentic Frameworks (AutoGen, Microsoft Agent Framework)
Responsible for implementing micro-services from design to production.
Take ownership of development, maintenance, testing strategy, design discussions, and operations of the team, with containerized API services
Participate in all aspects of agile software development including design, implementation, and deployment.
Responsible for the end-to-end lifecycle of new product features / components
Ensuring application performance, uptime, and scale, maintaining high standards of code quality and thoughtful application design
Work with a small, cross-functional team on products and features to drive growth.
Learning new tools, languages, workflows, and philosophies to grow
Research and suggest new technologies for boosting the product.
Have an impact on product development by making important technical decisions, influencing the system architecture, development practices and more.

Required Backend Developer (C# or Java)
Location: Petach Tikva
Hybrid
Full-time
What youll do:
Take a leadership role in achieving team goals, contributing to the overall design, architecture, development, quality, and production deployment of the team's systems.
Design and implement robust, scalable, and maintainable backend solutions for complex scenarios, ensuring high-quality results that may be consumed by other teams.
Collaborate effectively within your team and with cross-functional partners, such as Product, Design/UX, DevOps, and other R&D teams, representing your team as needed.
Maintain and improve the team's engineering practices, suggesting and implementing technology, patterns, or process enhancements.
Proactively identify areas of improvement in team systems, processes, and scalability.
Lead by example in code quality, contributing significantly to code reviews and acting as a focal point for engineering excellence questions.
Help monitor production systems, investigate potential issues, and lead efforts to resolve critical production challenges while maintaining a customer-centric approach.