Front-End Developer (React JS + GIS)

Posted:
7/24/2025, 10:50:29 PM

Experience Level(s):
Junior ⋅ Mid Level

Field(s):
Software Engineering

Workplace Type:
Remote

Who We Are:
Global Vigilance is a dynamic and innovative organization at the forefront of leveraging Geographic Information Systems (GIS) technology. We are currently seeking a Front-End Developer with a strong background in GIS technologies to enhance our team’s capabilities.

Role Overview:
The Front-End Developer (React JS + GIS) will be responsible for building responsive, user-friendly interfaces for geospatial web applications. This role emphasizes expertise in React JS, AG Grid, and GIS front-end libraries such as Open Layers. While the primary focus is on front-end development, familiarity with .NET and/or SQL Server is a plus, enabling better collaboration with back-end teams. The ideal candidate is passionate about creating intuitive user experiences and thrives in a collaborative, agile environment.

RESPONSIBILITIES

Develop responsive and interactive GIS web applications using React JS and modern front-end technologies.
Integrate mapping libraries such as Leaflet, Mapbox GL JS, and OpenLayers into React-based applications.
Implement complex data grids and tables using AG Grid for high-performance data visualization.
Collaborate with UI/UX designers to implement visually appealing and intuitive user interfaces.
Ensure applications are accessible, performant, and optimized for various devices and browsers.
Maintain and enhance existing front-end codebases, ensuring scalability and maintainability.
Conduct thorough testing and debugging of React components and front-end logic.

REQUIREMENTS

Bachelor’s degree in Computer Science, GIS, or a related field.
Minimum 4 years of front-end development experience, with 2+ years of hands-on experience in React JS.
Strong proficiency in JavaScript, HTML5, and CSS3.
Experience with GIS libraries such as Leaflet, Mapbox GL JS, or OpenLayers.
Familiarity with RESTful APIs and asynchronous data handling in React.
Understanding of agile development methodologies.
Strong problem-solving and communication skills.
Ability to work independently and collaboratively in a team environment.

PREFERRED SKILLS

Experience with AG Grid for advanced data table implementations.
Proficiency in state management tools like Redux or Context API.
Knowledge of responsive and mobile-first design principles.
Familiarity with GIS data formats (e.g., GeoJSON, Shapefiles).
Understanding of geospatial web services (e.g., WMS, WFS).
Experience with .NET and SQL Server for back-end integration and data handling.
Experience with front-end build tools and version control (e.g., TFS/Azure DevOps, Git).
Passion for creating clean, maintainable, and user-friendly interfaces.

Harris Computer

Website: https://www.harriscomputer.com/

Headquarter Location: Toronto, Ontario, Canada

Employee Count: 1001-5000

Year Founded: 1976

IPO Status: Private

Industries: Developer Platform ⋅ Enterprise Software ⋅ Software

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