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Senior Full-stack Software Engineer

Wittix·Israel·en
Not specifiedFull-timeFull-stack DevelopmentFinancial ServicesFinTech

Join a fintech team building and modernizing payment, acquiring, and financial systems used by businesses in Israel and Europe. This role is approximately 70% backend and 30% frontend, covering production applications, services, integrations, and modern engineering practices.

Responsibilities

  • Develop and maintain backend and frontend production applications.
  • Design and develop microservices.
  • Build services with PHP/Laravel and Go.
  • Create and maintain integrations with internal systems, external APIs, and third-party services.
  • Improve and refactor existing Laravel and PHP components.
  • Help migrate existing services to newer technologies.
  • Work with MySQL and PostgreSQL databases.
  • Use AI tools in the development workflow.
  • Write clean, maintainable, well-structured code.

Requirements

  • At least 4 years of software development experience.
  • Strong experience with PHP and Laravel.
  • Experience with microservices and distributed systems.
  • Strong experience with MySQL or PostgreSQL.
  • Experience with REST APIs and system integrations.
  • Experience working with production systems.
  • Familiarity with cloud environments and modern development practices.
  • Bachelor’s degree in Computer Science, Engineering, or a related field is advantageous.
  • Strong problem-solving skills and ability to work independently.

Nice to have

  • Experience in fintech, payments, banking, acquiring, or other financial systems.
  • Experience with payment providers, financial institutions, or international payment companies.
  • Experience with high-volume transaction systems.
  • Experience with Kafka or other event-driven technologies.
  • Familiarity with Docker, Kubernetes, CI/CD, and AWS.
  • Experience using AI development tools in day-to-day engineering work.
  • Experience with Go.

Benefits

  • Work on real-world fintech and payment systems.
  • Help build and modernize core financial products.
  • Collaborate with experienced engineers, architects, Product, QA, UX, and DevOps teams.
  • Gain exposure to international payments, real-time systems, and high-volume financial environments.
  • Have a direct impact on technology and engineering practices.

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