לוח משרות דרושים Senior Backend Developer, לחיפוש זה נמצאו 143 משרות

As Senior Backend Developer at Clinch, you will play a crucial role in developing, maintaining, and optimizing our backend services. You will work closely with our front-end developers, DevOps team, and other stakeholders to ensure our applications are robust, scalable, and performant.

Your primary focus will be on developing backend services using C# on a Linux environment within the AWS cloud infrastructure, with MySQL as the database.

Key Responsibilities:

Design, develop, and maintain backend services and APIs using C# on Linux.
Optimize and refactor existing code to improve performance, reliability, and maintainability.
Implement and manage database solutions using MySQL, Clickhouse, Athena, Aerospike and ElasticSearch.
Collaborate with front-end developers to integrate user-facing elements with server-side logic.
Work closely with the DevOps team to ensure seamless deployment and continuous integration/continuous deployment (CI/CD) processes.
Write clean, maintainable, and testable code, adhering to industry best practices.
Troubleshoot and resolve issues in a timely manner, ensuring minimal disruption to operations.
Participate in code reviews, providing constructive feedback to peers.
Stay updated with emerging technologies and industry trends to ensure our technology stack remains current and effective.

We are looking for a Senior C / C ++ backend Engineer to join our backend team. In this role, you will work on server side C / C ++ systems used in credit card payment processing in Israel. The work includes development and maintenance of existing production systems, implementation of new backend components, performance and stability improvements, and investigation of production issues. This role is suited for an experienced engineer who is comfortable working with complex long-running codebases, multi-threaded systems, and environments where correctness, availability, and predictable behavior are important.
What youll do:
* Develop and maintain C / C ++ backend components used in payment processing flows.
* Design and implement changes in complex existing systems.
* Improve performance, memory usage, latency, and system stability.
* Investigate production issues, analyze root causes, and implement fixes.
* Participate in technical design discussions and code reviews.
* Work closely with infrastructure, operations, and product teams.

What You'll Do:

Your Mission. Design, develop, and execute features from concept to production that will have a huge business impact on the core products.
High Impact. Ramp up the technical level of your team and cross-backend engineers, raising the overall engineering quality across the organization.
Own your mission. Develop high-priority projects that contribute to making products the most scalable, high-velocity solutions on the market.
Lead. As part of a team developing a complex micro-services backend architecture, you'll work with the team and lead us towards solutions for large-scale challenges.
Dream Team. You'll join an agile dev squad of engineers who are all highly talented, very collaborative and excited to hear your opinion.
You will report to the Engineering Team Lead.

As a Senior Backend Engineer, you will design and implement backend services, lead architectural decisions, collaborate with cross-functional teams, and mentor junior developers. You will take ownership of complex tasks, manage project flows within your squad, and bring strong technical opinions and architectural insights.

The role requires excellent multitasking skills, strong context-switching ability, and a proactive, mission-driven mindset.

Responsibilities

Design, develop, and maintain scalable backend services and microservices.
Lead and participate in architectural planning, proposing high-quality solutions and improvements.
Work closely with product, frontend, DevOps, and data teams to deliver end-to-end features.
Break down complex tasks, manage project execution within the team, and ensure on-time delivery.
Mentor junior engineers and support onboarding of new team members.
Write clean, maintainable, well-tested code following industry best practices.
Develop integrations with various internal and external systems using diverse interface protocols.
Maintain ownership of features from design through deployment and ongoing operation.

Required Senior Backend Engineer - Identity & Security Platform
Why this role matters:
Authentication and identity are the front door to every product - and the Cerberus team is the engineering team that keeps that door secure, reliable, and scalable for hundreds of thousands of business users worldwide. Sitting at the heart of the Business Communications and Contact Center platforms, we own the full identity stack - OAuth 2.0 / OIDC, SSO, MFA, SCIM, RBAC/ABAC, fraud detection, and more - processing hundreds of thousands of requests per minute in production. This is not a supporting role; it is core infrastructure where a single decision can affect the security and availability of our entire product suite. As a Software Engineer joining a team of 6 senior engineers, you will take end-to-end ownership of mission-critical microservices, contribute to the modernization of the VCC identity platform, and help shape the technical direction of a fast-moving, security-first team - with real impact visible at scale from day one.
Your key responsibilities:
Design, develop, and maintain authentication and authorization microservices (backend-heavy, full-stack) serving the VBC and VCC platforms
Take full ownership of features end-to-end - from requirement kick-off and solution design through implementation, code review, testing, production deployment, and post-deploy monitoring
Participate actively in Agile ceremonies - daily stand-ups, sprint planning, retrospectives, and design discussions - contributing concrete technical insights and surfacing risks early
Manage production deployments using CI/CD pipelines (GitHub Actions / Bolt), including smoke tests, E2E test execution, log analysis (Kibana / Grafana), and incident response
Implement and maintain security-critical flows including OAuth 2.0, OIDC, SAML 2.0, JWT, MFA, passkey/FIDO, SCIM, and inter-service authentication patterns
Write and maintain technical documentation - architecture decision records, playbooks, runbooks, and knowledge-transfer materials
Participate in on-call rotation (OpsGenie), responding to production alerts, investigating issues, and driving root cause analysis
Leverage AI-assisted development tools (e.g., GitHub Copilot, Claude Code) to enhance personal productivity, code quality, and delivery speed.

Required Senior Backend Engineer
Job responsibilities
What will you do?
As a Backend Engineer on the team, youll have a key role in developing our product and its unique features, working closely with our Product team. You should be passionate about software engineering and building a product end-to-end and will be responsible for owning the dev cycle from the technical design, through coding and testing, to deployment and monitoring. We work in a true continuous delivery environment with fully automated QA processes on a microservices architecture, deploying to production dozens of times every day.

In this role, you will lead a team responsible for building and scaling mission critical backend services that power intelligence platform handling large volumes of data, complex pipelines and high-availability systems. You will combine people leadership with hands-on technical leadership, working closely with product, research and operations to deliver reliable, scalable solutions that directly support the companys growth and business goals.

What Youll Be Doing

Lead and grow a backend engineering team, creating a culture of ownership, quality, and continuous improvement.
Own the design, development, and delivery of backend services, APIs and data pipelines in a cloud-native, microservices-based environment.
Work closely with Product, Research, and Operations to translate business and intelligence needs into scalable technical solutions.
Drive technical and architectural decisions within your domain, balancing performance, reliability, and cost.
Maintain high engineering standards through code reviews, testing, and CI/CD best practices.
Be hands-on in the code (around 50-60%), leading by example.
Take full ownership of your teams roadmap, delivery, and technical health.
Technology stack includes: C#, NestJS, Kubernetes, Kafka, and various relational and non-relational databases, Elasticsearch.

As a Senior Backend Developer , youll be responsible for designing, developing, and maintaining our product across all teams. Whether its optimizing cost insights, building advanced troubleshooting capabilities, or developing Kubernetes-native agents and operators, youll work end-to-end on critical features - from design to production - in a fast-paced, CI/CD environment.



What youll do

Design, develop, and maintain core components of the product
Work across the stack to deliver new features from start-to-end
Deploy new features to production and ensure they run smoothly at scale
Improve performance and overcome scalability limits in high-volume environments
Collaborate with your team to plan and prioritize the most impactful projects
Write clean, maintainable, and scalable code in Golang (and occasionally other languages)
Ensure high code quality through automated testing and code reviews
Stay ahead of emerging software engineering trends and bring fresh ideas to the table

we are looking for a Senior Backend Engineer- Data Platform.
Be responsible to build and maintain state of the art Infrastructure to support Security vastly growing SaaS services. Build a resilient, scalable data-rich infrastructure that provides key functionality to tens of millions of users daily as well as our business stakeholders. As we see data to be core to our success, and inherent in every SaaS offering we provide, we are looking to reinforce our Infrastructure software engineering skills and grow our expertise in this field with emphasis on open-source tools and self development.
What youll do:
Building a state-of-the-art resilient infrastructure that comprises of micro-services as well as reusable frontend and backend components.
Provide architectural solutions for complex code issues.
Accommodate diverse and evolving requirements from internal teams as well as customers through designing future-friendly APIs and software components.

Were looking for a Senior Software Engineer to join the AZ Team in Tel Aviv - a group of passionate developers building the secure, scalable backbone of our Customer Experience (CX) Platform.
Our CX organization is one of the companys fastest-growing and most innovative groups, crafting a first-in-class digital experience for our customers and partners everywhere they connect with us. The CX Platform supports diverse business requirements using emerging technologies, including predictive and generative AI, to drive customer success and accelerate time to value.
Were at the epicenter of developing modern, cloud-native technologies that keep us agile and adaptable in a constantly evolving market. The AZ Team does it from A to Z - for developers, by developers. We own everything from user management, authentication, and authorization to the data consumption layer that enables developers to build securely and efficiently. Our mission is to deliver seamless, scalable, and developer-friendly foundations that make it easy to create, connect, and innovate - ensuring that every part of the platform, from login to data insights, just works.
Your Impact
As a key member of the AZ Team, youll play a pivotal role in shaping the foundations of our CX Platform - driving features and architectural decisions from concept to production-grade solutions. Youll design and build secure, scalable systems for user management, authentication, authorization, and data access that serve thousands of developers across.
You will:
Design, develop, and build platform-wide authentication and authorization services, creating a cohesive identity fabric that integrates seamlessly with multiple identity vendors and systems.
Lead the evolution of the data consumption layer, enabling governed, efficient, and context-aware access to data across the CX ecosystem.
Drive architectural decisions from concept to production, ensuring solutions are secure, scalable, and optimized for both developer experience and operational excellence.
Leverage AI and automation to enhance access control, anomaly detection, and developer productivity - turning complex platform insights into actionable intelligence.
Collaborate cross-functionally with product, data, and infrastructure teams to build interoperable solutions that power our next-generation developer platform.
Influence platform-wide engineering standards, promoting robust design, observability, and maintainability across services.
Champion developer experience, crafting APIs, SDKs, and tools that simplify integration and accelerate innovation.
Mentor and guide engineers, fostering a culture of technical depth, curiosity, and impact-driven innovation.

We're looking for a Backend Developer ready to join our journey transforming the cybersecurity breach readiness and response market.

Why us?

we preemptively detect and stop attacks before damage is done .we move your security beyond configuration-focused prevention. In todays cloud-first, AI-driven world, attackers inevitably get in. we promptly stop them.Our platform connects Cloud, SaaS, AI, and Identity into one panoramic forensic system that gives SecOps total awareness, attack decoding, and autonomous containment. The result: attacks stop mid-flight, investigations are instant, and impact disappears. We replace the false promise of zero breach with a promise we can keep - Zero Impact.

When attackers get in, we ensure they get nothing..

What You'll Do

You'll be responsible for building our cutting-edge solutions while working with a broad range of technologies, disciplines, and cyber-defense-related applications. You'll contribute to the company's evolving culture, bring innovative approaches, and learn from talented colleagues.

We're looking for individuals eager to join a growing startup and take on profound challenges- team players dedicated to the success of the group and excited to shape the company's future.

Were looking for a Senior Backend Engineer to join our core engineering group and build the systems behind one of the worlds largest location-analytics platforms.

In this role, youll work on backend services that process and serve billions of data points, power ML-driven insights, and operate at high scale and high reliability. If youre motivated by hard technical challenges, modern infrastructure, and collaborating with strong engineers, this role is built for you.


RESPONSIBILITIES:
Design, build, and evolve large-scale, distributed backend systems that power our data and AI products.
Own services end-to-end - from architecture and design to production, monitoring, and continuous improvement.
Drive performance, scalability, and reliability, using data and metrics to guide decisions.
Build infrastructure and data pipelines that support machine-learning, analytics, and real-time use cases.
Partner closely with Product, Data Science, and Analytics to turn complex data into impactful product features.
Raise the engineering bar through code reviews, design discussions, and technical mentorship.

As a Backend Engineer at Teads, you won't just be writing code; you will be solving complex technical puzzles at a massive scale. We operate in a very high-traffic environment.
You will tackle challenges involving big data, predictive AI, and high-performance architecture. within a systems that handle 2.2 billion users per month and process 100 billion events per day.
Team Overview
The Display SSP team is vital to Teads' monetization, managing the high-scale, low latency infrastructure for real-time native and display ad auctions. This core team connects publisher inventory with various demand sources - Teads' DSP, programmatic exchanges, and third parties - while ensuring supply quality and supporting multi-format ads within an expanding ecosystem.
About the Opportunity
We are seeking a talented Senior Backend Engineer to join the team responsible for one of Teads' most critical, revenue-driving platforms.
In this role, you will design and optimize the real-time auction logic that determines how publisher inventory is monetized, working on systems that process billions of ad requests daily.
You will have a direct impact on the platform's success by building scalable demand integrations, improving auction efficiency, and ensuring supply quality.
What will you do?
As a Senior Backend Engineer your mission will be to:
Collaborate with software engineers, data scientists and dev ops to research, develop, and deploy experiments, features and enhancements with a high impact on our serving infrastructure.
Create, design, develop, test, and monitor your code in production autonomously and reliably.
Work with the Engineering Manager, Product Manager and other teams to frame projects and be accountable for their execution.
Obtain a good understanding of the business to provide relevant solutions to clients.
Be a work facilitator and help communication inside and outside Teads.
Stay up-to-date on new technologies and architectures. If they can solve a problem Teads has, propose ways to implement them into our current software engineering process.

Were looking for people who are relentlessly curious and committed to continuous learning. AI is reshaping every function across our business, and we enable every team member, regardless of role or level, to build fluency in AI tools and concepts. Those who thrive here actively seek out new solutions, experiment thoughtfully, and apply what they learn to drive better, faster, smarter outcomes.
As a Senior Back-end engineer you will be building our companys next-generation cloud-based security platform and are looking for a strong backend software engineer. Youll enjoy building systems from the ground up, working hands-on in complex, large-scale environments, and taking ownership to drive solutions forward.
What will you do?
The Collection team leads projects that directly impact the company's bottom line, focusing on areas such as remote operations, EDR, and XDR. Our initiatives start from concepts and evolve into products deployed across millions of endpoints and servers
This multidisciplinary team comprises experts in backend, frontend, and endpoint technologies (Windows, Linux, Mac), enabling us to independently ideate, develop, and deliver solutions at scale.
As a Senior Backend Engineer, you will implement innovative projects from inception to implementation, shaping the architecture, design, and development of new modules within our comprehensive security platform. Operating across multiple strategic product lines, youll have a direct and visible impact on the success of key company initiatives.

Were looking for people who are relentlessly curious and committed to continuous learning. AI is reshaping every function across our business, and we enable every team member, regardless of role or level, to build fluency in AI tools and concepts. Those who thrive here actively seek out new solutions, experiment thoughtfully, and apply what they learn to drive better, faster, smarter outcomes.
As a Senior Back-End Engineer, you will be tasked with building backend infrastructure for a new AISPM product, focused on monitoring AI assets, assessing risks, and delivering actionable insights. You will work in a fast-paced, innovative environment that requires agility, adaptability, and continuous iteration. Your work will also include enforcing security policies and ensuring safe, compliant AI deployment while contributing to the future of cybersecurity.
What Will You Do?
Primary responsibilities include:
Design, develop, and maintain scalable server-side applications and APIs.
Implement and optimize database schemas, queries, and data storage solutions.
Collaborate with frontend developers to integrate user-facing elements with server-side logic.
Participate in code reviews and contribute to architectural decisions.
Troubleshoot, debug, and upgrade existing systems.
Implement security and data protection measures.
Work with cloud services (e.g. AWS, Azure, or GCP) to deploy and manage backend services.
Contribute to the development of microservices architecture.
Stay updated with emerging backend technologies and industry best practices.