Overview

Full Stack Engineer Jobs in Doha, Qatar at The MSI Group

Full Stack Engineer Job Title
Full Stack Engineer
Location
Qatar – Onsite
Duration1 Year
Working Hours8 hours per day
Job Purpose

We are looking for a highly experienced Full Stack Engineer with 10+ years of technical experience to take end‑to‑end ownership of an enterprise platform covering CRM, project and portfolio delivery, and financial workflows.

The platform is built using Microsoft SQL Server, Node.js/Express, React, and React Native and operates in a secure, on‑premise Windows environment with restricted/offline internet access.

The successful candidate will be responsible for developing and enhancing the application across the database, backend, frontend, security, and deployment layers
. This is a hands‑on generalist role requiring strong database expertise and the ability to work independently in a controlled on‑premise environment.

Key Responsibilities

  • Design, develop, maintain, and enhance full‑stack enterprise applications.
  • Design and safely evolve Microsoft SQL Server database schemas while maintaining data integrity and audit requirements.
  • Develop and maintain T‑SQL stored procedures, views, and database scripts
    .
  • Create and manage sequential database migration scripts without relying on ORM or migration frameworks.
  • Develop production‑grade Node.js and Express APIs
    .
  • Implement RESTful APIs, JSON‑based integrations, authentication, validation, error handling, and third‑party integrations.
  • Develop responsive and maintainable web applications using React and Type Script .
  • Work with React hooks, API clients, server‑state management, typed forms, validation, and data visualization.
  • Implement and maintain application security, including authentication, authorization, RBAC, secure coding, CORS, XSS prevention, upload validation, and secrets management.
  • Perform end‑to‑end development from database and API layers through to the user interface.
  • Support deployment and operational activities in an on‑premise Windows Server environment
    .
  • Develop and maintain deployment scripts using Power Shell
    .
  • Manage Windows services, scheduled tasks, firewall configuration, and application dependencies.
  • Perform controlled, script‑based releases in an environment without runtime internet access.
  • Ensure all dependencies and application assets are vetted and bundled appropriately before deployment.
  • Troubleshoot application, database, deployment, and performance issues.
  • Contribute to performance optimization, maintainability, reliability, and security of the platform.

Required Technical Skills Front End

  • HTML, CSS, Java Script
  • React / React 18
  • Type Script
  • Vite
  • React Query / Tan Stack Query
  • Typed forms and validation
  • Data visualization

Back End

  • Node.js
  • Express.js
  • Production REST API development
  • API authentication and authorization
  • Request validation and server‑side error handling
  • Database connectivity, pooling, and timeout management
  • JSON and third‑party API integrations
  • GraphQL knowledge is an advantage

Database

  • Microsoft SQL Server / T‑SQL – primary competency
  • Stored procedures
  • Views
  • Relational database design
  • Database schema design and evolution
  • Sequential migration scripting
  • Data integrity and audit requirements
  • Query optimization

Security

  • Token‑based authentication
  • Password hashing
  • Role‑Based Access Control (RBAC)
  • Secure coding practices
  • XSS prevention
  • CORS
  • Secure file‑upload validation
  • Secrets management
  • Data protection

Deployment / Operations

  • Windows Server
  • Power Shell scripting
  • Windows Services
  • Windows Scheduled Tasks
  • Firewall configuration
  • Script‑based/manual deployments
  • On‑premise and restricted/offline environments
  • Docker and CI/CD experience is an advantage

Experience & Qualifications

  • 10+ years of technical experience in designing, developing, and maintaining applications from frontend to backend.
  • Strong experience with full‑stack application development.
  • Strong hands‑on experience with SQL Server/T‑SQL
    .
  • Experience with Node.js and Express.js
    .
  • Strong experience with React and Type Script .
  • Experience developing and integrating RESTful APIs.
  • Experience with application security and server‑side authorization.
  • Experience with on‑premise deployment and Windows‑based environments is highly desirable.
  • Bachelor’s degree in Computer Science, Software Engineering, Information…

Title: Full Stack Engineer

Company: The MSI Group

Location: Doha, Qatar

Category:

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