Jobs in Markham

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Within 25 km of Markham

Added 3 days ago
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Maarut

RQ11557 - Software Developer- Front End - Senior

Toronto, ON, Canada

Contract

Within 25 km of Markham · About 20 km from the city centre

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Job details

Job type: Contract
Posted: Oct 21, 2026

Original job description

Responsibilities:

Designing, developing and implementing front end code including user interface interactions and creating attractive and effective user interfaces Required to translate technical systems specifications into working, tested applications. This includes developing detailed programming specifications, writing and/or generating code, compiling data-driven programs, maintaining, and conducting unit tests.
Resolves and troubleshoots technical problems which arise during the use and operation of software packages, including technical assistance in implementation, conversion and migrations

General Skills:

Experience in programming and analysis; specialized software package support at the specified experience level Ability to collaborate with IT Professionals throughout the Software Development Life Cycle Experience in structured methodologies for the development, design, implementation and maintenance of applications
Experience in design, code, test, debug and document applications
Experience in the use of object and/or third generation language development tools
Experience in one or more programming languages
Experience in application design, latest design patters, deployment and troubleshooting
Experience with relational and hierarchical database technologies Experience in the use of information retrieval packages using query languages
Experience with one or more communications protocols
Experience in structured methodologies for the design, development, implementation and maintenance of applications
Experience eliciting and documenting information from diverse business area stakeholders and subject matter experts Excellent analytical, problem-solving and decision-making skills; verbal and written communication skills; interpersonal and negotiation skills
A team player with a track record for meeting deadlines Front End Skills
Knowledge and experience coding and using basic artwork to deliver a complete user interface Experience creating web interfaces for large websites.
Experienced with complex large-scale systems
Experience with Cross browser compatibility Experience with Responsive frameworks
Experience with Social Media APIs Experience defining product strategy and roadmap
Experience working with external third parties to assess partnerships and licensing opportunities, runs beta and pilot programs with early-stage products and samples, and becomes an expert with respect to the competition

Desirable Skills:

Knowledge and experience with programming Internet-ready applications
Knowledge and experience in rapid application development (RAD) methodologies
Knowledge and understanding of Information Management principles, concepts, policies and practices
Experience with middleware and gateways Experience reviewing, analyzing, and modifying product installation scripts including encoding, testing, debugging
Ability to provide post-implementation support and resolve any post-implementation technical issues Experience conducting design walkthrough sessions with project team
Knowledge and understanding of Accessibility for Ontarians with Disability Act (AODA) and related regulations and standards Ability to provide user and system documentation as required

Requirements

Experience and Skill Set Requirements

Desirable Skills:

Demonstrated ability to work independently
Demonstrated ability to work collaboratively with the project team to meet goals and objectives
Experience with ESRI-based GIS technologies and web mapping platforms

SDK Customization and Web Mapping Development – 30%

Experience customizing mapping applications using:
- VertiGIS Studio Web SDK (preferred)
- Geocortex Viewer for HTML5 SDK
- ArcGIS Maps SDK for JavaScript (formerly ArcGIS API for JavaScript)
Experience developing and extending features within web mapping applications using JavaScript/TypeScript and modern frameworks such as React
Proven ability to build and deploy customized GIS viewers and tools tailored to end-user requirements

ESRI Platform and Application Builders – 25%

Proficiency with ESRI-based application builders, including:
- VertiGIS Studio (Web and Workflow) (preferred)
- Geocortex Essentials
- ESRI Experience Builder and Web AppBuilder
Experience integrating workflows and external services into map viewers
Familiarity with user roles, permissions, and application deployment within the ESRI ecosystem

Technical and Integration – 30%

Experience consuming and interpreting GIS services using:
- ArcGIS REST API
- ArcGIS Server (including familiarity with publishing services)
- ArcGIS Portal (including administration and integration)
Strong skills in web technologies including:
- JavaScript / TypeScript
- HTML and CSS for UI customization and responsive design

Accessibility – 10%

Experience developing and designing intuitive, simple-to-use interfaces
Experience developing and coding web UI components that are compliant with the Accessibility for Ontarians with Disabilities Act (AODA) and WCAG 2.0 Level AA

Public Sector Experience – 5%

Experience working with the Ontario Public Service (OPS) or broader public sector, with a demonstrated track record of delivering value in complex, multi-stakeholder environments

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More about this job

Responsibilities

The software developer will design, develop, and implement front-end code, including user interface interactions and web mapping applications. They are responsible for translating technical specifications into tested applications and troubleshooting technical issues throughout the software development lifecycle.

Requirements

Candidates must have extensive experience with GIS technologies, specifically ESRI-based platforms and web mapping SDKs like VertiGIS and ArcGIS. Proficiency in JavaScript, TypeScript, and modern frameworks is required, along with a strong understanding of AODA accessibility standards.

Skills

JavaScript
TypeScript
React
HTML
CSS
ArcGIS Maps SDK
VertiGIS Studio
Geocortex
Web Mapping
GIS
UI Design
AODA Compliance
REST API
Responsive Design
Troubleshooting

Visa sponsorship

Not detected in the job text

Keywords

Software Developer
Front End
JavaScript
TypeScript
React
HTML
CSS
GIS
ESRI
ArcGIS
VertiGIS Studio
Geocortex
Web Mapping
REST API
AODA
WCAG
UI Design
Responsive Design
Troubleshooting
Public Sector
SDK
Web AppBuilder
Experience Builder
Cross-browser compatibility
Social Media APIs
Database Technologies
Object-oriented programming
Technical specifications
Unit testing

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