דרושים » ניהול ביניים » Senior FullStack Engineer

We're seeking a Senior Full Stack Engineer with a backend orientation to take the development of high-performance, scalable, and distributed systems powering our analytics platform. You will drive the implementation of backend and frontend systems and contribute to data-driven capabilities at scale. Youll collaborate with product managers and other engineers to bring innovative features to life and deliver high-impact solutions to our customers.
RESPONSIBILITIES:
Design and develop backend architecture for scalable, high-performance systems
Build a next-generation analytics web app on React
Build robust APIs and data services to power a next-generation analytics platform
Work with distributed systems, databases, and cloud infrastructure to ensure reliability and speed
Maintain and optimize backend & frontend services, pipelines, and application logic
Participate in code reviews, design discussions, and architectural planning

we are looking for a highly skilled Senior Back-End Java Developer to join our core development team and help drive the architecture and scalability of our server-side systems. This is a high-impact role where youll design and build sophisticated, cloud-native microservices powering mission-critical functionality for our fintech platform.

Youll work in close collaboration with cross-functional teamsincluding front-end developers, DevOps engineers, product managers, and QAto deliver enterprise-grade software thats scalable, secure, and built to last.

RESPONSIBILITIES
Design & Develop at Scale

Design, develop, and maintain robust and high-performance Java applications and distributed services.

Build and optimize scalable RESTful APIs and microservice-based architectures that power our platform.

Lead Engineering Excellence

Guide the adoption of best practices in design, development, testing, and deployment across the backend stack.

Conduct code reviews and mentor team members, helping to raise the technical bar across the team.

Own End-to-End Delivery

Collaborate with front-end, DevOps, and product teams to turn complex requirements into reliable solutions.

Take ownership of performance, availability, and observability of backend components in a high-scale environment.

Secure & Optimize

Implement security best practices, caching strategies, and performance tuning for robust, real-time systems.

Troubleshoot and resolve critical production issues with speed and precision.

we are seeking for a Senior DevOps Engineer - AWS Cloud Specialist. We are looking for a Senior DevOps Engineer with AWS expertise and professional certifications to lead cloud infrastructure initiatives and support development teams in building scalable, secure, and highly available applications. Responsibilities: Design and manage AWS infrastructure (EC2, ECS, EKS, Lambda, RDS, S3)
* Build CI/CD pipelines (CodePipeline, CodeBuild, CodeDeploy)
* Implement Infrastructure as Code (CloudFormation, Terraform, CDK)
* Deploy containers (Docker, Kubernetes, ECS/EKS)
* Manage security (IAM, GuardDuty, KMS, WAF)
* Monitor systems (CloudWatch, X-Ray)
* Design high availability and disaster recovery

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 Backend Engineer to join our Foundation Group. This team builds and scales microservices in the cloud, working with Python, SQL, and NoSQL databases.

As a Backend Engineer at Placer.ai, youll take ownership of designing, developing, and rolling out services within our POI enginea core component of our platform. Youll face large-scale and high-load challenges, selecting and applying the most suitable tools and technologies to deliver reliable, high-performance solutions.
RESPONSIBILITIES:
Design and develop scalable backend systems to support POI data processing and storage, ensuring high availability and reliability.
Manage and optimize cloud-based infrastructure for handling large data volumes and high traffic, implementing infrastructure as code (IaC) practices.
Develop and maintain efficient data pipelines for the ingestion, processing, and storage of POI data, ensuring data integrity and accuracy.
Implement and maintain CI/CD pipelines to automate testing, deployment, and monitoring, ensuring smooth and rapid release cycles.
Enhance system performance and security, monitoring for bottlenecks and vulnerabilities, and ensuring compliance with data protection regulations.
Collaborate with cross-functional teams including product managers, data scientists, and frontend developers to deliver integrated solutions and participate in code reviews and technical discussions.

We are seeking a highly skilled and experienced full-stack developer to join our team. As a Sr. FullStack developer you will be responsible for architecting, developing and enhancing all components of our SAAS solution.
**In this position, you will work in a hybrid model, which means you will spend two days at the office and three days working from home.**
What will you do?
Designing and developing AppSec SAAS Platform from concept to deployment.
Collaborating with cross-functional teams to gather requirements and define project objectives.
Leading and championing proof-of-concept initiatives focused on artificial intelligence empowerment, demonstrating the feasibility and value of GenAI solutions for business challenges.
Developing efficient and reliable FE and backend systems using React, Go, Java and other related technologies.
Owning and Leading proof-of-concept initiatives focused on artificial intelligence empowering, demonstrating the feasibility and value of AI solutions for business challenges.
Optimizing application performance and ensuring scalability and reliability.
Creating and maintaining databases, writing efficient queries, and ensuring data integrity.
Conducting thorough testing and debugging to identify and resolve issues.
Collaborating with other developers and participating in code reviews to maintain code quality and best practices.
Staying up to date with emerging technologies and trends in software development especially focusing on GenAI.

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 at the forefront of innovation, developing cutting-edge web applications and services. We are seeking a talented Full Stack Developer to join our dynamic Innovation Team. This role offers the opportunity to work on diverse products and systems, utilizing the latest technologies to create impactful solutions.
Responsibilities:
Collaborate with cross-functional teams to design, develop, and deploy high-quality web applications and services.
Take ownership of the end-to-end development process, from frontend design to backend implementation.
Develop robust and scalable backend systems using Python, Node.js, React, and related frameworks.
Implement efficient and responsive frontend components using modern JavaScript libraries and frameworks.
Optimize web applications for performance, scalability, and security.
Write and maintain unit tests to ensure code quality and reliability.
Utilize version control systems, particularly Git, for code management and collaboration.
Stay up to date with emerging technologies and industry trends.

We are looking for a Senior Full Stack Engineer with a strong backend orientation and deep Python experience who excels at solving complex challenges and is passionate about building robust, scalable, and data-driven systems. In this role, you will work closely with a talented team of engineers, Product, Design, and Data Science to deliver innovative solutions that have a meaningful impact on users' lives.

As a senior engineer, you will take ownership of projects from concept to deployment in a fast-paced, highly collaborative environment. Youll focus primarily on backend development, with the ability to contribute to frontend work as needed. Youll also mentor team members and help drive technical excellence.

Responsibilities:
Backend Development: Design, implement, and maintain scalable, efficient, and secure backend services, with a focus on Python and Node.js.
Data Infrastructure: Work with real-time data systems, including Elasticsearch, Vector Databases, and other high-performance storage and retrieval tools.
End-to-End Feature Development: Deliver features across the stack, integrating frontend and backend components.
Collaborate with Data Science to integrate advanced algorithms and ML models into production systems.
Partner with Product Managers and Designers to brainstorm and execute impactful product features.
Ensure system architecture is reliable, maintainable, and built for scale.
Lead by example: contribute to code reviews, mentor peers, and foster engineering best practices.
Stay up to date with emerging technologies and suggest ways to apply them for performance and scalability improvements.

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.