Senior Full-Stack Developer | Israel

ENI-ONE.LTD; Iola (IL); On-site; USD 130,000 - 170,000; Full time

Job summary

ENI-ONE.LTD in the United States (Illinois) is seeking a Senior Full-Stack Developer to join a fintech team building secure payment solutions and customer-facing products.

You will develop both backend and frontend components, ensure robust REST APIs, and contribute to architectural decisions while working closely with a collaborative, modern engineering team that embraces AI-assisted tooling.

Qualifications

• 5+ years of full-stack development experience in modern web apps.
• Strong knowledge of PHP/Laravel or equivalent backend frameworks.
• Proficient in React or Angular and RESTful API design.
• Experience with security, testing, and scalable architectures.

Responsibilities

• Develop secure payment APIs and user-facing applications.
• Build scalable backend and frontend systems.
• Investigate and resolve production issues.
• Contribute to architecture and code quality.
• Collaborate in AI-powered development tooling adoption.

Skills

PHP/Laravel

Node.js

React

Angular

REST APIs

OOP & design principles

Code reviews

Tools

AWS

Docker

CI/CD

Job description

A fast-growing fintech company is looking for an experienced Senior Full-Stack Developer to join a highly skilled and collaborative team building secure payment solutions and customer-facing products.

What you’ll do:

• Develop secure payment APIs and user-facing applications
• Design, build, and maintain scalable backend and frontend systems
• Investigate and resolve complex production issues
• Contribute to architectural decisions and code quality improvements
• Work closely with a team that embraces modern AI-powered development tools

Requirements:

• Strong experience with PHP/Laravel or a comparable backend framework (Node.js, Django, ASP.NET, Spring Boot)
• Hands-on experience with React or Angular
• Deep understanding of REST APIs, OOP, web security, and software design principles
• Strong debugging and troubleshooting skills in production environments
• Experience with SOLID principles, design patterns, testability, and maintainable code
• Ability to quickly understand and navigate existing codebases
• Comfortable participating in code reviews and technical discussions

Nice to Have:

• Experience with the Laravel ecosystem
• Background in fintech, payments, or transaction processing systems
• AWS, Docker, and CI/CD experience
• Familiarity with PCI DSS, GDPR, or similar compliance frameworks
• Experience working with AI development tools such as Cursor, Copilot, or Claude

If you’re passionate about building high-quality software, solving complex technical challenges, and working in a modern engineering environment, we’d love to hear from you.

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