לוח משרות דרושים מתכנת backend

We are seeking for an experienced Go Developer, you will work on performance-critical backend services that power programmatic ad delivery, real-time bidding (RTB), and data synchronization. Youll be developing high-concurrency, low-latency services in Go, ensuring our systems stay reliable and fast even under heavy load.

Key Responsibilities:
Design and implement Go services for ad serving, bidding, auction logic, and user tracking at scale.
Work with real-time data streams, impression logging, and event pipelines.
Optimize systems for performance and throughput
Build caching layers and efficient data access strategies (e.g., using Redis, Memcached).
Collaborate with DevOps to ensure scalability, observability, and reliability of deployed systems.
Write unit and integration tests to validate service functionality and performance.

looking for a backend JAVA Developer! This is a temporary position to cover maternity leave (approximately 6 months), where youll work on a smart, complex system used by leading insurance companies and banks around the world. If youre passionate about building high-quality backend systems, love solving real-world problems, and want to be part of a team that values innovation and ownership wed love to hear from you. Responsibilities:
* Design, implement, and maintain backend features in a large-scale JAVA application
* Collaborate with cross-functional teams to define, design, and ship new features
* Work with RESTful APIs and integrate with third-party services
* Develop unit and integration tests to ensure robustness and reliability
* Participate in design reviews and maintain high code quality through best practices
* Assist in troubleshooting and resolving Real-Time customer issues

Required Backend Developer
Our Mission
Our vision is to let everyone enjoy financial freedom, regardless of their banking status, credit score, or other obsolete metrics.
Our platform does just that, without depending on the traditional banking system.
We provide digital financial services for a variety of populations, serving tens of thousands of customers every month.
Using cutting-edge technologies and our global financial network, we provide our customers, individuals, or businesses, advanced services including multi-currency accounts, international Visa cards, and real-time cross-border payments, with expertise in hard to reach destinations.
Responsibilities:
As a Backend developer, you will work on our financial core.
Tackle complex challenges both in business and scale/performance related.
Own new developments from design to deployment.
Work closely with various teams in the company - product, finance, operations, bizdev and others.
Strive for greatness - Ensure highest standards of architecture & design, performance, security and best practices are met.

we're on a mission to redefine vehicle safety and reliability on a global scale. Founded in 2016, we have pioneered the world's first fully automated suite of vehicle inspection systems. At the heart of this innovation lies our advanced AI-driven technology, representing the pinnacle of Machine Learning, GenAI, and computer vision within the automotive sector. With close to $400M in funding and strategic partnerships with industry giants such as Amazon, General Motors, Volvo, and CarMax, stands at the forefront of automotive technological advancement. Our growing global team of over 200 employees is committed to creating a workplace that celebrates diversity and encourages teamwork. Our drive for innovation and pursuit of excellence are deeply Embedded in our vibrant company culture, ensuring that each individual's efforts are recognized and valued as we unite to build a safer automotive world.
Were hiring a hands-on Software Architect to lead end-to-end architecture across our web stack. In this role, youll design and code critical paths, set technical direction, and help teams deliver secure, observable, high-performance products. A key requirement is experience owning a large end-to-end web application from 0 to production at a meaningful scale.
Our current stack
*  frontend : Angular, RxJS, Bootstrap-based UI components.
*  backend : Node.js /TypeScript, serverless on GCP, NestJS in new services.
*  data : Firestore as primary store, object Storage for images.
* Tooling: NX monorepo, CI/CD, automated testing, observability with centralized logs/metrics/traces.
?A day in the life and how youll make an impact:
* Own system architecture for customer-facing apps and internal platforms end-to-end: frontend, backend, data, and cloud.
* Design clear interfaces and a mediated API layer between services and clients.
* Lead decisions on scalability, observability, reliability, cost, and security for high-volume, low-latency workloads.
* Write production code in TypeScript/Node and Angular, pairing with teams on complex features.
* Establish guardrails: coding standards, architecture principles, testing strategy, CI/CD, trunk-based development.
* Create simple, composable designs that favor KISS over unnecessary abstraction.
* Drive event-driven patterns where useful, including pub/sub and event sourcing.
* Champion great DX: reusable libraries, tooling, documentation, and fast feedback loops.
* Partner with product and research to ship measurable business impact, not just diagrams.
* Mentor engineers and unblock teams with pragmatic reviews and hands-on help.

Were currently looking for a brilliant, organized team player Node.JS developer to join our amazing team!
apply-now
Responsibilities
Will to learn and get pushing forwards all tasks on hand.
Organized and responsible to take care of given Tasks.
Build reusable Code and libraries for future use.
Collaborate with Frontend team, Product, QA, BI and other departments on a day-to-day basis.

=a startup on the fast track to bring Clarity, Accuracy, and Speed to Lifesaving Missions. We provide accurate geo-registration and augmented reality of aerial video in Real-Time, enabling defense, public safety, and critical infrastructure command centers to accomplish life-saving missions. We are growing fast and looking for enthusiastic team players. We are searching for a backend Engineer to join our fast-growing team in Maryland, US, and make an impact!
What you will do:
* Implement work procedures, methodologies, and tools. Be responsible for coding standards and quality.
* Design solutions, evaluate architecture options, set technical direction and quality standards. When needed - Guide implementation hands-on.
* Lead integration efforts with customers and partners, work with the product team and customers in gathering requirements.
* Establish a separate development environment for classified and US-only projects, including DevOps, IT, Cloud environment, and licenses.
* Lead the development process, constantly improve group performance and effectiveness.

We are seeking a highly motivated Back-End Developer with excellent problem-solving and communication skills, which will be joining a dynamic team. A strong developer with some practical experience, and the drive and enthusiasm to succeed in a demanding and professional team environment.

Were looking for employees who are ambitious, willingly take ownership, and execute effectively - all to power the company forward.

What will you do?

We are looking for someone who can plan, build and maintain a high-performance & scalable platform. Develop elegant solutions using open-source tools.

The Back-end Developer will proactively look for ways to make the system better. We are looking for a motivated, innovative and results driven person.

abra R&D is looking for a talented Python Developer to join the team! we are looking for a talented and motivated Python Developer to join our engineering team. In this role, you will be involved in building and maintaining scalable and secure backend systems, data pipelines, and integrations with cybersecurity tools and platforms. Key Responsibilities:
* Build and maintain efficient, scalable, and reliable backend systems.
* Work closely with product, frontend, and DevOps teams to ensure smooth system integration and functionality.
* Continuously explore new technologies and best practices to improve backend performance and architecture.
* Take part in code reviews, technical planning, and team-wide knowledge sharing.

Required Backend Engineer- Data Oriented
Are you passionate about building systems that scale? Do you thrive on tackling complex challenges with cutting-edge technology?
The Isolation team is at the heart of our core processes, driving innovation and resilience at scale. We are a group of technophiles dedicated to pushing boundaries and redefining whats possible. We are on the lookout for a talented engineer who is ready to elevate our products to new heights, ensuring they are robust, scalable, and future-proof.
As a developer in our team, you will need to:
Tackle software engineering challenges in multiple languages and frameworks, including big data batch processing.
Own every product that the team manages, from ideation and planning, all the way to production and monitoring.
Teach and learn. We love to inspire and be inspired and make sure that each team member has their place to grow and excel.
Work both autonomously and collaboratively with the team and other teams.
Develop and maintain systems that process large amounts of data, including legacy systems and gradually re-write them.

We are looking for an experienced Backend Developer to join the OptiPromo team. You will be responsible for designing, building, and maintaining scalable backend services that empower our Promotions capabilities. Youll work in a modern, cloud-native environment with a strong focus on performance, scale, reliability, and clean software design.
Responsibilities:
Design and implement backend services using Java and Node.js, following OOP principles
Design and build batch and streaming data pipelines using Apache Beam
Develop scalable, secure, and observable services using GCP tools such as BigTable, Dataflow, and BigQuery
Define and use Protobuf-based DTOs to support structured data exchange across services
Collaborate closely with product and architecture teams to extend the promotion engine and related systems
Write clean, testable, and efficient code based on SOLID principles
Participate in code reviews, design sessions, and contribute to technical documentation.

We are looking for a Backend Developer who is a true team player and passionate about building great products to join our growing team.
In this role, you will take part in the full development life cycle - from system architecture and design, through development and testing, all the way to deployment and production.
Youll have the opportunity to work on scalable, modern backend services that power innovative digital banking experiences.
Your Day-to-Day:
Develop a complex, highly available, distributed, cloud-based solution, and maintains its high level of quality
Help in designing robust, scale-able, and testable software solutions in a fast-paced environment
Take an active part in all development phases, including research, design, development, testing

We're looking for a passionate and experienced Python Developer to help shape the future of AI. You'll play a crucial role in developing and implementing the backend systems that power our breakthrough language model, Apollo.

**What You'll Do:**
- Design and implement robust services and APIs to drive our product.
- Collaborate with cross-functional teams to define, design, and ship new features.
- Optimize existing systems for improved performance and scalability.
- Participate in code reviews and contribute to team knowledge sharing.
- Monitor, identify, and resolve backend/platform issues.
- Implement and maintain microservices architecture and event-driven communication systems.
- Integrate and operationalize large language models (LLMs) within the production environment.
- Stay up-to-date with emerging trends and technologies in software development.

we are seeking an innovative and experienced Senior Software Developer to join our team. This team is pioneering a new wave of application security solutions focused on identifying risks in AI-powered software. If you're passionate about software security, skilled in backend engineering, and intrigued by the intersection of AI/LLMs and security, we want you on our team.
The product scans application source code to detect embedded AI/ML models, libraries and framework, understand their behavior, and surface potential security risks; from data leakage to prompt injection vulnerabilities. This is a high-impact role that blends backend engineering with cutting-edge AI applications, helping organizations secure the next generation of software.
You're invited to meet the R&D team here!
**Work in a hybrid model: Two days from the office, three days from home**
Responsibilities:
Design and implement backend systems that scan source code, identify AI/ML components, and evaluate associated security risks.
Build intelligent detection logic to recognize large language models (LLMs), machine learning models, and custom pipelines in codebases.
Collaborate with security researchers, data scientists, and product managers to integrate AI risk models into our core platform.
Develop scalable and maintainable services in Java and Go.
Translate research prototypes into production-grade features, with attention to performance, resilience, and accuracy.
Conduct code reviews, maintain high development standards, and mentor team members.

we are seeking a Senior Full Stack Developer to join our Holon team and play a key role in shaping our cutting-edge digital solutions. If you're a team player, an innovator at heart, and passionate about technology, this opportunity is for you!
The Digital Team is one of the most innovative and strategically significant groups, driving the development of cutting-edge digital services used by teams and clients worldwide. Youll be joining a newly formed team focused on modernization, leveraging the latest and most advanced technologies to shape the future of our solutions!
Location: Holon
Working Model: Our flexible work arrangement combines both remote and in-office work, optimizing flexibility and productivity.
This position will be part of Digital division, for more information about it, Click here
What Youll Do:
Develop cloud-based solutions and integrate them into products to create a scalable and unified platform.
Take an active role in all development phases, from research and design to development, testing, CI/CD, and deployment.
Work with cutting-edge technologies such as Node.js, React, NoSQL databases, Docker, Kubernetes, and more.
Continuously improve code quality, tools, and processes, embracing innovative solutions and best practices.
Collaborate with R&D teams , sharing expertise and serving as a technical role model.
Drive projects end-to-end, ensuring high performance, scalability, and quality.
Meet aggressive timelines and lead the team toward successful product deliveries.

we are looking for a Python Expert to join our growing team!
This is a great opportunity to be part of one of the fastest-growing infrastructure companies in history, an organization that is in the center of the hurricane being created by the revolution in artificial intelligence.
"our company's data management vision is the future of the market."- Forbes
we are the data platform company for the AI era. We are building the enterprise software infrastructure to capture, catalog, refine, enrich, and protect massive datasets and make them available for real-time data analysis and AI training and inference. Designed from the ground up to make AI simple to deploy and manage, our company takes the cost and complexity out of deploying enterprise and AI infrastructure across data center, edge, and cloud.
Our success has been built through intense innovation, a customer-first mentality and a team of fearless company ronauts who leverage their skills & experiences to make real market impact. This is an opportunity to be a key contributor at a pivotal time in our companys growth and at a pivotal point in computing history.