Full Stack Engineer

1 Year

8 hours per day

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 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.

• 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 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 TypeScript.

• 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 PowerShell.

• 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.

• HTML CSS JavaScript

• React / React 18

• TypeScript

• Vite

• React Query / TanStack Query

• Typed forms and validation

• Data visualization

• 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

• 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

• Token-based authentication

• Password hashing

• Role-Based Access Control (RBAC)

• Secure coding practices

• XSS prevention

• CORS

• Secure file-upload validation

• Secrets management

• Data protection

• Windows Server

• PowerShell 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

• 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 and .

• Strong experience with React and TypeScript.

• 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 Technology Computer Engineering or a related field.

• React Native

• GraphQL

• Docker

• CI/CD pipelines

• Environment configuration

• Third-party system integration

• Performance optimization

• Enterprise application architecture

• Experience working in secure restricted or offline environments

The ideal candidate is a senior hands-on Full Stack Engineer who can independently work across the database backend frontend security and deployment layers. Strong SQL Server/T-SQL expertise is particularly important along with practical experience in React and enterprise application development.