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Net Web Api Developer Jobs in Toronto, ON (NOW HIRING)

Smooth Commerce

Backend PHP Developer

Toronto, ON · Remote

CA$80K/yr

... web servers and MySQL * API: RESTful services, JSON-based communication * DevOps & Tools: Git, CI ... CD, Jenkins, Docker, Ansible * Architecture & Patterns: MVC, SOLID, DDD, microservices, event ...

Smooth Commerce

Backend PHP Developer

Toronto, ON · Remote

... web servers and MySQL * API:RESTful services, JSON-based communication * DevOps & Tools:Git, CI/CD ... Jenkins, Docker, Ansible * Architecture & Patterns:MVC, SOLID, DDD, microservices, event-driven ...

Smooth Commerce

Backend PHP Developer

Toronto, ON

CA$80K/yr

... web servers and MySQL * API:RESTful services, JSON-based communication * DevOps & Tools:Git, CI/CD ... Jenkins, Docker, Ansible * Architecture & Patterns:MVC, SOLID, DDD, microservices, event-driven ...

Jay Analytix

Python Developer

Toronto, ON · On-site

Knowledge of RESTful API design and development. * Understanding of web development concepts (HTML ... Collaborate with front-end developers to ensure seamless integration. General Development: * Write ...

Jay Analytix

Python Developer

Toronto, ON

Knowledge of RESTful API design and development. * Understanding of web development concepts (HTML ... Collaborate with front-end developers to ensure seamless integration. General Development: * Write ...

United Airlines

.NET Developer

Toronto, ON

... API and OCP, C# dotnet, asp.net MVC Knowledge of software engineering practices for the full ... web-based application architectures and frameworks (including Angular or React) and the way it ...

Fintros

React Developer

Toronto, ON · On-site

We have a well-documented micro-architecture service written in either Python (Flask) or Rails API ... web kit. Our AWS Lake Formation data team currently enriching over 28.6M entity types (including ...

Media Resources

Be Seen First

Full Stack Software Developer

Mississauga, ON · On-site

CA$85K/yr

We are seeking a skilled Full Stack Software Developer with 5+ years of professional experience to ... stack web applications from architectural design through production release. · API Design ...

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All JobsNet Web Api Developer JobsNet Web Api Developer Jobs in Toronto, ON

Net Web Api Developer information

What is a .NET Web API developer?

A .NET Web API Developer is a software engineer who specializes in building and maintaining web APIs using Microsoft's .NET framework. These APIs enable different software systems to communicate over the web, often supporting front-end applications or mobile apps. The developer is responsible for designing, developing, testing, and deploying RESTful services that are secure, efficient, and scalable. They often work with technologies like C#, ASP.NET Core, and Entity Framework, and are skilled in integrating various data sources and services.

What are the key skills and qualifications needed to thrive as a .NET Web API developer?

To thrive as a .NET Web API Developer, you need solid programming skills in C#, experience with ASP.NET Core, and a good understanding of RESTful API design, typically supported by a degree in computer science or related field. Familiarity with development tools such as Visual Studio, version control systems like Git, and knowledge of cloud platforms (e.g., Azure) or certifications in .NET technologies are highly beneficial. Strong problem-solving abilities, effective communication, and the ability to work collaboratively make a developer stand out in this role. These skills ensure the creation of robust, scalable, and maintainable web services that meet business and user needs.

What is the difference between Net Web Api Developer vs ASP.NET Developer?

AspectNet Web Api DeveloperASP.NET Developer
Primary FocusDesigning and developing Web APIs for data exchangeBuilding web applications using ASP.NET framework
Required SkillsWeb API, C#, .NET, REST, JSONASP.NET, C#, MVC, Razor, Web Forms
Work EnvironmentBackend API development, server-side logicFull-stack or web application development
Common UsageCreating services for mobile apps, integrationsDeveloping enterprise web applications

While both roles involve .NET technologies, a Net Web Api Developer specializes in creating APIs for data exchange, whereas an ASP.NET Developer focuses on building complete web applications using ASP.NET frameworks. The roles often overlap but differ mainly in scope and primary responsibilities.

What are the most common challenges a .NET Web API developer faces when integrating APIs with front-end applications?

One of the most common challenges .NET Web API Developers encounter is ensuring seamless communication between the back-end APIs and diverse front-end frameworks. Issues such as handling CORS, authentication, consistent data formatting, and version control can arise during integration. Developers also need to coordinate closely with front-end teams to clarify API specifications and troubleshoot integration bugs. Proactive documentation, regular communication, and thorough testing are essential strategies to overcome these challenges, ensuring a smoother development workflow.
What are popular job titles related to Net Web Api Developer jobs in Toronto, ON? For Net Web Api Developer jobs in Toronto, ON, the most frequently searched job titles are:
What job categories do people searching Net Web Api Developer jobs in Toronto, ON look for? The top searched job categories for Net Web Api Developer jobs in Toronto, ON are:
Net Web Api Developer jobs near you
Infographic showing various Net Web Api Developer job openings in Toronto, ON as of August 2026, with employment types broken down into 1% Internship, 78% Full Time, 13% Part Time, and 8% Contract. Highlights an 82% Physical, 3% Hybrid, and 15% Remote job distribution.

RQ11221 - Sr. Software Developer- Front End

Source Code

Toronto, ON

CA$86.80 - CA$104.16/hr

Contractor

Re-posted 28 days ago

Job description

RQ11221 - Sr. Software Developer- Front End

10-month contract (200 business days) - possible extension of 2 years

ONSITE 5 days - 87 Sir William Hearst Ave., Toronto, Ontario M3M 0B4

Must-haves:

  • React
  • REST APIs
  • JavaScript and TypeScript
  • Node.js
  • NextJS
  • Knowledgeable in Web Content Accessibility Guidelines (WCAG)/ AODA for web application development
  • 5+ year experience and knowledge in Cloud-Native application design, Agile, DevOps Continuous Delivery / Continuous Integration methodologies / processes.

Nice to have

  • Responsive Web front-end, Web APIs, and web services design, development, and testing
  • Unit testing and test automation support (e.g. NUnit, XUnit, MSTest, Karma or Jasmine)
  • JSON
  • Rest API, SpringBoot.
  • Regression testing (manual and automated), including familiarity with web-based QA automation software such as Playwright, and supporting the use of such tools via coding techniques

Project: TSTx P3 - Driver Control & Sanction

Deliverables:

· As a front end developer, work with Business Analysts / Product Manager / Cloud Architect / backend developers, base on storyboard, user stories, UI/UX artefacts, solution architecture, security requirements, data models, develop high-quality front-end code, deliver quality software products (including Minimal Viable Products and Cloud-Native Web Application products, AODA compliance) as required.

· Collaborate with developers to implement designs directly into React/Next applications.

· Maintain design consistency and adhere to brand guidelines across all projects.

· Stay updated with the latest UI/UX design trends and best practices.

· Support Quality Assurance & Defect Management, including Unit Test, Test Automation, Penetration / Vulnerability Test, Load Test, AODA Test, system / user test, migration test, etc.

· Provide critical application support (incident investigation, troubleshooting, interim / long-term fixes, maintenance / incremental changes, etc.) for complex production enterprise Applications.

· Strong understanding of UI design principles.

· Strong communication and teamwork skills.

· Experience in Agile/Scrum methodology for the development, design, implementation, and maintenance of applications.

· Experience in design, code, test and debugging applications.

· Excellent analytical, problem-solving, and decision-making skills; verbal and written communication skills; interpersonal and negotiation skills

· Design and develop responsive web interfaces that work seamlessly across online and mobile devices.

· Proven experience as a web developer with a strong portfolio showcasing mobile and responsive designs.

· Collaborate with UX/UI designers to translate mobile and responsive designs into functional code.

· Ability to adapt to changing business needs with proven track record for meeting deadlines.

· Ability to work independently and as part of a team.

Skill Set Requred:

· Integrating Front-End UIs with the constructed RESTful API's

· 3+ years experience in React with related skills:

o HTML + CSS

o JSX

o Node + NPM

o Javascript ES6

o Fetch Data from Rest APIs

o NextJS

· Secure web application under OWASP guideline and rules

· 5+ year experience and knowledge in Cloud-Native application design, Agile, DevOps Continuous Delivery / Continuous Integration methodologies / processes.

· understand web application security, authentication, access control, HTTPS, TLS, SSO, Pen Test, input validation, CORS, WAF and etc.

· Knowledge of web accessibility / AODA compliance, (for example, validation and remediation using WAVE, AXE tools), DevOps CI/CD pipeline.

· Front End Skills Knowledge and experience coding and using basic artwork to deliver a complete user interface.

· Experience creating web interfaces for large websites.

· Experience with Cross browser compatibility.

· Deep knowledge of common authentication technologies, browser-based security controls, and standard web application security tools


AI Disclaimer: Source Code may use artificial intelligence (AI) tools to assist in certain aspects of its recruiting and business operations.

Note: The higher end of the range is intended for absolutely exceptional candidates who meet all must-have requirements and most or all nice-to-have qualifications. The client will evaluate candidates based on both rate expectations and overall skill set when shortlisting.

INCORPORATED RATE RANGE (7.25 billable hours per day)

  • $86.80/hr - $104.16/hr Inc.

T4 RATE RANGE (7.25 billable hours per day)

  • $69.44/hr - $83.33/hr T4