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Javascript Backend Developer Jobs in Toronto, ON

JAM CRM

Back End Developer

Toronto, ON · On-site

We're looking for a Back End Developer to join our team of over 150 1:1 communication experts who ... JavaScript, AMPscript, and SQ * LAssist in architecting and maintaining serverless cloud ...

ShyftLabs

Senior Backend Developer

Toronto, ON · Hybrid

CA$100K - CA$140K/yr

The ideal candidate combines strong backend and frontend engineering skills with experience in ... JavaScript, TypeScript, Node.js, and GraphQL remain core requirements for this role. What You'll Do

CIBC US

Consultant, Back End Developer

Toronto, ON · Hybrid

As an Application Consultant Back End Developer you will build, implement, and maintain easy ... JavaScript, JSON, XML, Visual Studio Code, SQL, Power BI, Azure APIM, IBM MQ, ADLS, Azure MSI/MUI ...

Scotiabank

Senior Web Developer

Toronto, ON · On-site +1

Work closely with backend, DevOps, and cloud platform teams to support endtoend delivery ... Strong expertise with JavaScript/TypeScript, PHP, HTML5, and CSS3. * Deep handson experience with ...

Arteria AI

Senior Frontend Developer

Toronto, ON

CA$120K - CA$170K/yr

Collaborate with our backend engineers to define clear API contracts and deliver features that work ... You have deep expertise in React and TypeScript, on a strong foundation of core JavaScript. * You ...

Smooth Commerce

Senior React Developer

Toronto, ON · Remote

Collaborate closely with the Product & design team and other Development Teams (backend, iOS and ... HTML, JavaScript, React, Redux, Next.js, Material UI, Gatsby.js, with 2+ years in TypeScript.

Smooth Commerce

Senior React Developer

Toronto, ON · On-site +1

CA$85K - CA$115K/yr

Collaborate closely with the Product & design team and other Development Teams (backend, iOS and ... HTML, JavaScript, React, Redux, Next.js, Material UI, Gatsby.js, with 2+ years in TypeScript.

Royal Bank of Canada

Junior Developer

Toronto, ON · On-site

We're looking for a talented and passionate Lead Back End Developer to join our team. Our team ... JavaScript including co-op term * Hands on experience developing, testing and troubleshooting ...

Geotab

Software Developer

Oakville, ON · On-site

Geotab is seeking a Software Developer who will own and execute video frontend development ... JavaScript is considered a nice-to-have). * Solid backend development understanding, ideally with ...

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Showing results 1-20

All JobsJavascript Backend Developer JobsJavascript Backend Developer Jobs in Toronto, ON

Javascript Backend Developer information

See Toronto, ON salary details

$39.6K

$117.3K

$170.8K

How much do javascript backend developer jobs pay per year?

As of Jul 8, 2026, the average yearly pay for javascript backend developer in Toronto, ON is $117,322.00, according to ZipRecruiter salary data. Most workers in this role earn between $95,911.00 and $137,424.00 per year, depending on experience, location, and employer.

Can I learn backend in 3 months?

A JavaScript Backend Developer can acquire foundational backend skills in about three months with focused study, including learning Node.js, databases, and APIs. However, becoming proficient and gaining job-ready experience typically requires ongoing practice and real-world project work beyond this timeframe.

What does a JavaScript Backend Developer do?

A JavaScript Backend Developer is responsible for building and maintaining the server-side logic, databases, and APIs that power web applications. They use JavaScript, often with frameworks like Node.js, to process requests, manage data, and ensure smooth communication between the frontend and backend of an application. Their work ensures that web applications are scalable, secure, and efficient. JavaScript Backend Developers also collaborate with frontend developers and other team members to deliver seamless user experiences.

What are the key skills and qualifications needed to thrive as a Javascript Backend Developer, and why are they important?

To thrive as a Javascript Backend Developer, you need strong proficiency in JavaScript (especially Node.js), knowledge of backend frameworks, and a solid understanding of databases such as MongoDB or PostgreSQL. Familiarity with development tools like Git, RESTful APIs, Docker, and cloud platforms, as well as relevant certifications, is highly valuable. Excellent problem-solving, teamwork, and communication skills help you collaborate effectively and deliver robust solutions. These abilities are crucial for building scalable, secure, and maintainable backend services that power modern applications.

What is JavaScript salary?

The salary for a JavaScript Backend Developer varies based on experience, location, and company size, but typically ranges from $70,000 to $120,000 annually in many regions. Skilled developers with knowledge of frameworks like Node.js and experience with cloud services tend to earn higher salaries. Entry-level positions may start lower, while senior roles can exceed $150,000.

What are the typical challenges a JavaScript Backend Developer faces when scaling applications for high traffic?

JavaScript Backend Developers, especially those working with Node.js, often encounter challenges related to handling high concurrency, optimizing database queries, and maintaining application performance under heavy load. Ensuring efficient memory management and implementing robust error handling are also critical when scaling. Working closely with DevOps and frontend teams to optimize APIs and monitor system health is essential for delivering reliable, scalable backend solutions.

What is the difference between Javascript Backend Developer vs Javascript Frontend Developer?

AspectJavascript Backend DeveloperJavascript Frontend Developer
Primary FocusServer-side development, APIs, databasesUser interface, client-side interactions
Required SkillsNode.js, databases, server managementHTML, CSS, JavaScript, UI frameworks
Work EnvironmentBack-end servers, cloud platformsWeb browsers, client devices
Common UsageBuilding APIs, server logicDesigning web pages, user experience

The main difference between a Javascript Backend Developer and a Javascript Frontend Developer lies in their focus areas. Backend developers handle server-side logic, databases, and APIs, while frontend developers focus on creating engaging user interfaces and client-side interactions. Both roles require JavaScript skills but apply them in different parts of web development projects.

Is JavaScript good for backend development?

JavaScript is widely used for backend development, especially with environments like Node.js, which allows developers to build scalable server-side applications using the same language as frontend development. It offers a large ecosystem of libraries and frameworks, making it a popular choice for full-stack developers and backend roles requiring proficiency in JavaScript. Knowledge of asynchronous programming and server management is beneficial for backend JavaScript development.

Are JavaScript developers in demand?

JavaScript developers are in high demand due to the widespread use of JavaScript for web development, both on the client and server sides with frameworks like Node.js. Companies seek developers skilled in JavaScript, front-end frameworks, and related tools to build dynamic, responsive applications, making it a valuable skill in the tech industry.
What are popular job titles related to Javascript Backend Developer jobs in Toronto, ON? For Javascript Backend Developer jobs in Toronto, ON, the most frequently searched job titles are:
What job categories do people searching Javascript Backend Developer jobs in Toronto, ON look for? The top searched job categories for Javascript Backend Developer jobs in Toronto, ON are:
Javascript Backend Developer jobs near you
Infographic showing various Javascript Backend Developer job openings in Toronto, ON as of July 2026, with employment types broken down into 77% Full Time, 19% Part Time, and 4% Contract. Highlights an 78% Physical, 3% Hybrid, and 19% Remote job distribution, with an average salary of $117,322 per year, or $56.4 per hour.

Back End Developer

JAM CRM

Toronto, ON • On-site

Full-time

This job post has expired today. Applications are no longer accepted.

Job description

About us

We are JAM CRM, an award-winning, game-changing, forward-thinking, CRM agency tucked away in trendy Liberty Village. We’re looking for a Back End Developer to join our team of over 150 1:1 communication experts who are dedicated to creating incredible work, making our client’s proud, and smashing personal and professional goals along the way. With our creativity, outstanding culture, and cool technology we may just be the best kept marketing secret in Canada.



Key responsibilitie

  • sTake a lead development role on small projects while supporting on mid to large-scoped project
  • sCollaborate with technical and account teams to implement new processes and software solution
  • sBuild dynamic microsites, landing pages, and web form
  • sDevelop applications using technologies such as Python, REST and SOAP APIs, JavaScript, AMPscript, and SQ
  • LAssist in architecting and maintaining serverless cloud infrastructure on AW
  • SSupport the build and maintenance of CI/CD pipelines and manage version control in Gi
  • tAssist in developing and maintaining internal AI tools, including custom GPTs and skill
  • sContribute to scoping, workback schedules, and technical planning across project


s
Desired skills & experie

  • nce3–5 years practical experie
  • nceA degree in computer science, math or engineering related discipline is desira
  • bleAWS certification is an asset (DVA-C02 or SAA-C
  • 03)Python, REST and SOAP A
  • PIsJavaScript, Regex, PHP, AMPscript, HTML and
  • CSSAWS serverless services: Lambda, API Gateway, Secrets Manager, S3,
  • IAM
  • SQL
  • GitStrong organizational, analytical and problem-solving sk


ill
JAM CRM is an equal opportunity employer committed to creating and maintaining an inclusive and accessible workplace. If you need assistance or require any accommodations during the interview process, please let us know at careers@jamcrm


.com.

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