Payoneer

Senior Fullstack Engineer (AI Fluent)

Payoneer
Apply
8 hours ago
Herẕliyya, IsraelSenior

Responsibilities

  • Design, develop, and maintain end-to-end fullstack features across scalable backend services and customer-facing frontend applications.
  • Build secure, responsive React interfaces for login, authentication, MFA, and account protection.
  • Develop reusable frontend components and integrate them with backend APIs and microservices.
  • Design and implement scalable, secure, and reliable backend services supporting millions of customers.
  • Own features from requirements and system design through development, deployment, monitoring, and production support.
  • Develop and maintain distributed microservices-based systems with high availability, performance, and scalability.
  • Modernize systems and transition on-premises infrastructure to cloud-native architectures.
  • Collaborate with Product, UX/UI, Architecture, Security, and engineering teams.
  • Use AI-powered development tools and agents to improve development workflows and code quality.
  • Contribute to technical decisions, architectural discussions, and continuous engineering improvements.

Requirements

  • 7+ years of hands-on software development experience with a strong backend foundation and fullstack application experience.
  • Strong proficiency in C#/.NET, Java, Node.js, or similar backend technologies.
  • Hands-on experience with modern frontend frameworks, preferably React.
  • Experience building customer-facing web applications, reusable UI components, and frontend integrations with backend APIs.
  • Proven experience designing, developing, and maintaining microservices architectures.
  • Strong experience with complex, production-scale distributed systems.
  • Solid understanding of software architecture, system design, and engineering best practices.
  • Experience with SQL and NoSQL databases.
  • Experience with messaging and event-driven systems such as Kafka, RabbitMQ, or AWS SQS.
  • Familiarity with cloud environments and container orchestration technologies such as Kubernetes.
  • Hands-on experience integrating AI-powered tools into daily development workflows beyond basic code assistance.
  • Strong ownership, problem-solving, adaptability, and independent delivery skills.
  • Experience with React, authentication, authorization, identity management, MFA, account security, C#/.NET, MongoDB, AI agents, MCP, model selection, AI workflows, orchestration, production AI capabilities, or on-premises-to-cloud migration is advantageous.

Benefits

  • Hybrid full-time role based in Glilot.
  • Payoneer offers a diverse and inclusive workplace with reasonable accommodation available during the hiring process.
Payoneer

About Payoneer

1,001-5,000 employees

Payoneer builds a global B2B payments platform for SMBs, marketplaces, and freelancers to send, receive, and manage cross-border funds. Products include multi-currency accounts, mass payouts, and global bank transfers, monetized via transaction and FX fees. Founded in 2005 and headquartered in New York, it operates in 190+ countries and is a public company listed on NASDAQ.

Contact me