לוח משרות דרושים מתכנת Python

seeking a sharp, execution-focused AI Optimization Specialist to lead the identification, design, and implementation of AI-driven efficiencies across all departments. This role will be instrumental in streamlining workflows, reducing costs, and improving productivity using modern AI tools and automation techniques. You will work closely with departmental leaders (Sales, Marketing, R&D, HR, Customer Success, Finance) to map processes, identify inefficiencies, and deploy scalable AI solutions.

What You Will Do
Conduct a full audit of internal operations, job roles, and workflows across the company.
Identify bottlenecks, inefficiencies, or repetitive/manual tasks that can be automated with AI.
Evaluate and implement AI tools (e.g., copilots, chatbots, workflow automation, NLP, generative AI, data analysis models).
Build and pilot internal AI use cases (e.g., automatic ticket triage, content generation, lead enrichment, meeting summarization, QA testing automation).
Collaborate with security and IT to ensure tools are secure and compliant with company standards.
Drive change management and onboard teams to AI-enhanced workflows.
Measure impact: cost savings, time-to-execution improvement, productivity gains.
Stay ahead of the curve with developments in AI tooling and assess new technologies continuously.

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 looking for a Senior Backend Developer.

As a Backend Billing Team Leader , you will lead and mentor a global team of 8 engineers that build superb Billing applications and systems that is the basis for product.

The Billing team is responsible for building and maintaining compliant billing system that supports both B2C and B2B customers, as well as our drivers and fleets.

We handle high-scale financial transactions, ensuring accuracy, compliance and reliability.

You will be working in collaboration with other team leaders and team members on requirements, design, and development.

The ideal candidate will have strong managerial experience in managing teams, and must have high professional skills, great interpersonal skills, and a proven track record of building strong technological teams. We are looking for people who are passionate about the technology required for building high-quality products.

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.