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Freelance Backend Developer Jobs in Ontario (NOW HIRING)

Freelance Backend Developer information

See Ontario salary details

$25K

$113.7K

$179K

How much do freelance backend developer jobs pay per year?

As of Aug 6, 2026, the average yearly pay for freelance backend developer in Ontario is $113,687.00, according to ZipRecruiter salary data. Most workers in this role earn between $85,500.00 and $140,500.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a freelance backend developer?

To thrive as a Freelance Backend Developer, you should have strong proficiency in server-side programming languages (such as Python, Java, or Node.js), database management, and API integration, ideally backed by a relevant degree or professional experience. Mastery of frameworks like Django, Spring, or Express, familiarity with cloud platforms (AWS, Azure), and knowledge of version control systems such as Git are commonly required; certifications in cloud computing or database administration can be advantageous. Strong problem-solving, self-motivation, and effective remote communication skills help freelancers manage projects and collaborate with diverse clients. These abilities are essential for delivering reliable backend solutions, maintaining client satisfaction, and building a successful freelance career.

What is a freelance backend developer?

A Freelance Backend Developer is a self-employed professional who builds and maintains server-side applications, databases, and APIs that power websites and applications. They work with technologies like Node.js, Python, PHP, or Java to ensure efficient data processing and backend functionality. Typically, they collaborate with frontend developers, designers, and clients on a project basis. Their responsibilities include optimizing performance, managing security, and integrating third-party services.

What are some typical challenges freelance backend developers face, and how can they overcome them?

Freelance backend developers often encounter challenges such as managing multiple projects simultaneously, inconsistent workloads, and communicating requirements with clients who may have varying technical backgrounds. To overcome these hurdles, strong organizational skills, clear documentation, and proactive communication are vital. Many freelancers use project management tools and set clear milestones or deliverables to keep both themselves and clients on track. Additionally, staying updated with the latest backend technologies and best practices can help you deliver high-quality, competitive solutions. Building a reliable reputation and professional network also aids in securing steady freelance opportunities.

What are the most commonly searched types of Backend Developer jobs in Ontario? The most popular types of Backend Developer jobs in Ontario are:
What are popular job titles related to Freelance Backend Developer jobs in Ontario? For Freelance Backend Developer jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Freelance Backend Developer jobs in Ontario look for? The top searched job categories for Freelance Backend Developer jobs in Ontario are:
Infographic showing various Freelance Backend Developer job openings in Ontario as of August 2026, with employment types broken down into 70% Full Time, 13% Part Time, and 17% Contract. Highlights an 50% In-person, and 50% Remote job distribution, with an average salary of $113,687 per year, or $54.7 per hour.

CA$78K - CA$88K/yr

Full-time

Re-posted 21 hours ago


Job description

Company Description

Saatchi & Saatchi is an advertising agency with the belief that creativity, data, media and technology should all work together, and we use that to influence human behavior and drive success for clients. S&S is one of the world's largest agency networks with 114 offices and more than 6000 employees globally. Here in our Toronto office we work with some of the countries most valued brands including Toyota, Buckley's, and Children's Advil, as well as several under the Mondelez banner (Crispers, Oreo, and Chips Ahoy just to name a few). We're an award winning agency in both creativity and effectiveness, so it's really important for us here to convert that innovation and the great ideas into real tangible business results for the organization.

Job Description

Seeking a QA Analyst for an innovative new AI initiative. Full-time and freelance opportunities are available, with positions starting immediately. You should have 2-4 years of professional QA experience, ideally in an Agile development environment. You strive for excellence and are passionate about delivering high-quality, accessible applications. You have an ongoing desire to learn and share your knowledge, and you want to be part of a team that is driven to succeed.

Responsibilities
  • Develop and execute comprehensive test plans for web applications, APIs, and AI-integrated features.
  • Participate in project planning and sprint ceremonies, offering insight to uphold quality standards.
  • Execute functional, regression, and integration testing across cloud-based applications.
  • Perform accessibility audits and validation to ensure WCAG 2.1 AA compliance across all user-facing components.
  • Triage and prioritize defects, working closely with developers to ensure timely resolution of critical issues.
  • Conduct API testing to validate backend services, data integrity, and integration points.
  • Collaborate with the development team to continuously improve testing frameworks and automation coverage.
  • Document test cases, results, and quality metrics to support release decisions.
  • Contribute to the definition of acceptance criteria and quality gates for user stories.
  • Stay current with QA best practices and bring new ideas to planning and retrospective discussions.
Qualifications
  • Requirements

    • 2-4 years of professional experience in software or web QA.
    • Strong knowledge of QA methodology, software testing standards, and the software development lifecycle.
    • Demonstrated experience developing and executing test plans with thorough documentation.
    • Experience testing web applications across multiple browsers and devices.
    • Familiarity with API testing tools (Postman, REST clients, or similar).
    • Experience with defect tracking and test management tools (Jira, Azure DevOps, or similar).
    • Understanding of accessibility standards (WCAG 2.1) and experience performing accessibility audits.
    • Familiarity with Agile/Scrum methodologies and working in sprint-based delivery.
    • Basic understanding of cloud platforms and cloud-based application architectures.
    • Experience with Git and version control workflows.

    Required Soft Skills

    • Strong attention to detail with a commitment to quality.
    • Excellent communication skills for collaborating with developers, designers, and stakeholders.
    • Resourceful and self-directed problem solver.
    • Ability to multi-task and prioritize in a fast-paced environment.
    • Proactive mindset with willingness to take ownership of quality.
    • Adaptable and eager to learn new tools and technologies.

    Nice to Have

    • Experience with test automation frameworks (Selenium, Cypress, Playwright, or similar).
    • Familiarity with performance testing tools and methodologies.
    • Experience testing AI/ML features or applications with intelligent automation.
    • Knowledge of CI/CD pipelines and integrating automated tests into build processes.
    • Experience with analytics validation (Google Analytics, Tag Manager).
    • Familiarity with security testing basics.
    • ISTQB or other QA certifications.
Additional Information

Saatchi is an equal opportunity employer and we welcome and encourage applications from all interested parties. Accommodations are available, upon request, for all stages of the interview and employment process for those with a disability or medical need during any stage of the recruitment process. 

Salary Transparency matters to us. The salary range for this position is $78,000-$88,000 per year. Actual compensation within this range will be based on a variety of factors, including relevant experience, knowledge, skills, and applicable certifications. This range reflects what we reasonably expect to offer based on current market data.   

AI Use

We use artificial intelligence (AI) tools to support parts of our hiring process, such as reviewing applications or analyzing resumes. These tools assist our recruitment team but never replace human decision-making. We believe in a human-first approach, where your experience and potential are recognized by people.

Employment Type: FULL_TIME