Full-Stack Engineer: Build Secure, Scalable Web Apps

Fis QA; Qatar; On-site; QAR 120,000 - 180,000; Full time

Job summary

Fusion Integrated Solutions (FIS) is seeking a hands-on Full Stack Developer to design, build, test, and support secure web applications, APIs, and integrations. You will work across front-end and back-end components, delivering responsive user experiences and scalable services.

You will collaborate with product, UI/UX, QA, DevOps, and delivery teams to ship complex features autonomously while maintaining secure, tested, and maintainable software throughout the lifecycle. Fluent English required.

Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, or a related discipline.
• 3+ years of professional experience in full-stack web or enterprise application development.
• Framework, cloud, DevOps, database, or secure-coding certifications are advantageous.
• Fluency in English is mandatory; Arabic is desirable.

Responsibilities

• Develop responsive front-end applications using frameworks such as React or Angular.
• Design and implement back-end services, REST or GraphQL APIs, and data-access layers using .NET, Node.js, Java, Python, or PHP.
• Write tested, secure, and maintainable code; participate in code reviews and performance improvements.
• Integrate applications with identity services, third-party services, databases, messaging systems, and enterprise platforms.
• Collaborate with product, UI/UX, QA, DevOps, and delivery teams across the lifecycle.
• Diagnose and resolve defects and integration issues across front-end and back-end components.
• Maintain technical documentation, source-control discipline, and CI/CD/deployment practices.
• Contribute to reusable components and consistent engineering practices to improve quality and scalability.

Skills

Front-end & back-end ownership

Autonomous feature delivery

Agile collaboration

Education

Bachelor’s degree in Computer Science or related field

Tools

React

Angular

.NET

Node.js

Java

Python

PHP

Job description

Fusion Integrated Solutions (FIS) is seeking a hands-on Full Stack Developer to design, build, test, and support secure web applications, APIs, and integrations. You will work across front-end and back-end components, delivering responsive user experiences and scalable services.

You will collaborate with product, UI/UX, QA, DevOps, and delivery teams to ship complex features autonomously while maintaining secure, tested, and maintainable software throughout the lifecycle. Fluent English required.