דרושים » אינטרנט ודיגיטל » Full-Stack System Developer

we are seeking a talented Site Reliability Engineer to join our team in Israel.
Our SRE team is responsible for the design, creation, and maintenance of a complete multi-on-prem and cloud applications, deployment and monitoring framework, working with all major cloud providers. (AWS/Azure/GCP).
This is an amazing opportunity to work with a world-class technical team and to hold responsibility for designing, creating, and provisioning infrastructure as well as deploying and maintaining applications with a focus on infrastructure as code.
We aim to adopt the best solutions to fulfill our requirements, and you will be encouraged to bring your ideas and new thinking.
So, if you want to grow with us and work for a world leader company, Now it is the right time to join.
What You'll Do
Site reliability engineer is what you get when you treat operations as if its a software problem. Our mission is to protect, provide for, and progress the software and systems behind all of our services
Ensure high uptime and reliability of Crossixs production environment, on-prem and cloud
Take responsibility for managing the production environment, security, change management, deployment, architecture, and tools
Lead technical calls with business partners to explain how our applications are architected, understand requirements, and handle production problems
Perform root cause analysis for complex failures and offer modern solutions and tools
Utilize Grafana to develop effective dashboards that provide key insights and system performance
Analyze performance and stability issues and create in-house automation tooling
Work closely with DevOps, R&D, product, and integration managers to enable automated CI/CD methods
Design, develop, and drive troubleshooting & mitigation tools as part of driving self-healing agenda
Constantly improve the technology stack, supporting the data growth
Working in a data-driven company with cutting-edge environments that combine on-prem and cloud technologies

We are seeking a talented and motivated Full Stack Developer with a strong background in Java and React to join our dynamic development team. You will be responsible for designing, developing, and maintaining high-quality, scalable web applications that deliver exceptional user experiences.
If you thrive in a collaborative environment and enjoy solving complex technical challenges, this role is for you!
Key Responsibilities:
Design, develop, and maintain end-to-end web applications using Java (Spring Boot preferred) for backend services and React for frontend interfaces.
Collaborate with product managers, architects, and other developers to deliver high-quality features on time.
Write clean, maintainable, and efficient code following best practices and coding standards.
Develop RESTful APIs and integrate third-party services and APIs as needed.
Participate in code reviews, testing, and debugging to ensure software quality and performance.
Optimize applications for maximum speed and scalability.
Stay current with emerging technologies and suggest improvements to existing systems.
Support continuous integration and deployment pipelines.
Troubleshoot and resolve production issues promptly.

Were looking for a Full-Stack Team Lead to join our Tel Aviv office (Hybrid) and take full ownership of a cross-functional product squad, including a cross-functional engineering team, a Tech Lead, and QA.
This is a high-impact leadership role at the intersection of people, product, and technology. Youll drive execution, delivery, and team health - partnering closely with Product, Design, and the rest of R&D to bring complex features to life, scale our systems, and ship customer value quickly and reliably.
Youll set the tone and culture for your squad, mentor engineers and leads, and turn business goals into measurable outcomes.
Expect real autonomy, hands-on impact, and the opportunity to build something that matters in a fast-moving, product-led environment.
Responsibilities:
Lead a cross-functional squad of engineers and QA through product delivery from roadmap to production
Partner with Product and Design to plan features, define priorities, and scope trade-offs
Own system architecture, delivery velocity, and long-term maintainability
Mentor engineers and Tech Leads, grow their capabilities, and support career development
Write and review high-quality code (~20% hands-on)
Guide technical decision-making and conduct design and architecture reviews
Ensure production health through observability, incident response, and performance improvements
Promote a culture of quality, agility, and continuous improvement
Collaborate cross-functionally with other squads, DevOps, QA, and leadership

The performance engineering team for Service Cloud specializes in a deep understanding of its features, system architecture, usage patterns & traffic; and uses this knowledge to drive synthetic transactions for performance and scale insights. The team engages in analyzing complicated performance and scale challenges by developing various test models to simulate production traffic and to project growth. This is a great opportunity for engineers who are seeking to build & grow their career in performance engineering as well as to develop scaling and optimization insights on complex cloud applications. In this role, they will get software development opportunity to build tools and frameworks to measure, analyze, and optimize performance and scalability.

Responsibilities:

As a Performance Engineer with the Service Cloud team you will be responsible for:
Work closely with management, product owners, developers and quality engineers to understand product requirements, business use cases and to design appropriate performance/scalability simulations to measure and analyze performance and obtain insights into scalability and solve potential bottlenecks.
Participate in discussions and planning with other members of the engineering and product teams.
Design and implement scalability, stability, stress, reliability, availability, and longevity simulations using industry standard tools and custom developed software.
Encourage sound design principles that result in optimal code and non intrusive instrumentation.
Champion the definition of appropriate SLIs/SLOs appropriate service monitoring.
Mentor engineers in the organization.
Influence architecture by offering solutions for performance and scale challenges.

Were looking for a Senior Full-stack Engineer to join our growing team and help us scale to the next level. Youll work on mission-critical systems actively used by 10,000+ customers, tackling complex engineering challenges while shaping the future of cyber risk management.

This is a hands-on role where youll collaborate with product managers, designers, QA experts, architects, and fellow engineers to deliver innovative, high-impact solutions in a modern, cloud-native environment.

Responsibilities
Build and scale our Security SaaS platform, delivering reliable and secure solutions to thousands of active users.

Design, develop, and maintain robust, well-tested backend and full-stack features in a cloud-based, microservices environment.

Own features end-to-end: from architecture and implementation to deployment, monitoring, and continuous improvement.

Collaborate closely with cross-functional teams (Product, Design, QA, Architecture) to ship high-quality solutions quickly.

Maintain high standards of code quality, proactively troubleshoot issues, and ensure smooth operation of new and existing systems.

Contribute to the technical direction of the team, sharing best practices and mentoring when needed.

We are At Cross River, we're building the financial infrastructure that powers global innovation. With our cutting-edge suite of embedded payments, cards, and lending solutions, we enable millions of businesses and consumers to transact seamlessly and securely. With 900+ employees worldwide and an R&D center of over 160 employees in Jerusalem - we’re reshaping how financial technology is developed and delivered.

The Role:
We’re seeking a Senior Application Security Engineer to be the go-to security expert for our software and blockchain engineering teams. In this high-impact role, you’ll embed security across the entire SDLC - from CI/CD pipelines to smart contracts—helping us build secure-by-design systems that power the future of fintech and digital assets. You’ll lead threat modeling, drive secure development practices, and automate guardrails that make security effortless for developers. As part of a collaborative security team, you’ll influence architecture, compliance, and innovation while protecting millions of users and billions in assets.

Who You Are:

* A proactive self-starter with deep expertise in application and cloud security
* Passionate about secure development and enabling engineers through thoughtful guardrails
* Clear and confident communicator who can influence across technical and non-technical teams
* Curious about emerging threats and excited by the challenges of blockchain security
* Committed to excellence, with a strong sense of ownership and a drive to build secure systems that scale

What You’ll Actually Be Doing:

* Integrate security tools (SAST, DAST, SCA, secret scanning) into CI/CD pipelines using GitHub Actions, Jenkins, and related DevOps tooling
* Lead threat modeling and secure architecture reviews for new features, APIs, and blockchain systems
* Conduct smart contract security reviews and advise on cryptographic and wallet security patterns
* Coordinate penetration tests, manage bug bounty reports, and track remediation through development teams
* Build reusable security components, libraries, and developer-friendly guardrails
* Deliver internal training, build a security champion network, and drive adoption of AppSec best practices
* Produce security metrics, documentation, and audit evidence to support FFIEC, PCI DSS, SOC 2 compliance
* Stay current on evolving threats in blockchain, DeFi, GenAI, and supply-chain ecosystems

Why You’ll Love Working Here:

* Flexible hybrid model: 3 days a week in the office – A must
* ₪1,000 net monthly wellness benefit – from therapy to Pilates to your kid’s art class
* Full Keren Hishtalmut, private health & dental insurance
* Donation matching, volunteering days, team outings, and mentorship programs
* A mission-driven culture that values ownership, trust, and meaningful impact

Next Step:
Hit Apply. Bring your AppSec mastery abilities. We’ll bring the challenge – and the snacks.

we are looking for a Senior full stack engineer to join our elite team which is responsible for building one of our companys new SaaS products.
In this role you will be using AWS serverless architecture, AWS CDK & Python to design, develop, test, secure & deploy services from planning to production. You will practice all software development life cycle in an agile oriented environment while exploring new technologies and tools to keep us using cutting edge solutions.
The team works in full collaboration with security architects, product managers and other development teams.
We are looking forward for energetic and versatile person to join our family and help us achieving our goals.
Full-stack development React/Python/AWS/Serverless/CDK
Full E2E ownership from requirements to production
Gaining deep knowledge of our products and how our customers are using them
Working closely with our companys UX experts to provide our customers with the best experience
The team works in full collaboration with security architects, product managers and other development teams. Together we produce complex and advanced service that meet the highest security standards and NFRs.
We are looking forward for energetic and versatile person to join our family and help us achieving our goals.

We're seeking an experienced Fullstack Backend Engineer to join our team working on our platform. You'll be responsible for developing and maintaining core components of our AI-driven cybersecurity solution that helps enterprises detect, investigate, and respond to advanced threats across their entire IT estate.

Key Responsibilities:

Design and develop scalable backend services and intuitive front-end interfaces for our platform
Implement data ingestion and processing pipelines for large volumes of security data
Integrate AI-driven analytics capabilities and optimize system performance
Develop APIs and integrations with various IT and security tools
Implement robust security measures and ensure compliance with industry standards
Troubleshoot complex issues across the full stack of our application

We are seeking a Senior Full Stack Developer to play a key role in scaling the platform that powers our companys legal data operations. In this role, you will not only drive the development of complex, high-impact systems but also mentor and elevate the engineering team. Youll work across the stack-from frontend experiences to backend services in Node.js-while shaping the future of our AI-driven features and strengthening our data workflows through ETL pipelines.
This is a unique opportunity for a proactive and technically sharp engineer who thrives on solving complex problems, setting technical direction, and helping others grow. If youre passionate about system architecture, modern development practices, data engineering, and building AI-powered solutions, wed love to hear from you!
Responsibilities:
Collaborate with product managers, designers, and other engineers to design, develop and test our innovative products.
Mentor other engineers, providing technical guidance, define and apply engineering best practices (coding standards, software development methodologies, etc.) to leverage the team technical skills and leading the technical side.
Continuously improve the performance, reliability, and security of our applications through design reviews, code reviews, refactoring, and optimization.
Identify and resolve technical challenges and bottlenecks in a timely manner.
Stay updated with emerging technologies and industry trends, and assess their potential impact on our products and processes.
Collaborate with cross-functional teams to translate business requirements into technical solutions.

The Cellular group is looking for an extraordinary Cellular-RF Automation Engineer. In this role, you will be responsible for architecting robust cellular-RF lab automation solutions and infrastructure, maximising your Python programming expertise to develop advanced test scripts, integrate complex measurement systems, and debug automation failures.
You will apply your strong RF knowledge to ensure reliable cellular performance characterization across silicon validation workflows, working both independently and collaboratively to drive projects from conception to completion.
Your exceptional debugging skills and experience with RF test equipment will be essential in optimizing measurement methodologies and maintaining high-quality automated test environments.