1

Javascript Backend Developer Jobs in Connecticut

next page

Showing results 1-20

Javascript Backend Developer information

See Connecticut salary details

$11

$54

$80

How much do javascript backend developer jobs pay per hour?

As of Jun 18, 2026, the average hourly pay for javascript backend developer in Connecticut is $54.92, according to ZipRecruiter salary data. Most workers in this role earn between $45.05 and $64.95 per hour, depending on experience, location, and employer.

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.

Which pays more, JavaScript or Python?

For a JavaScript Backend Developer, Python developers often have higher average salaries due to demand in data science, machine learning, and backend development. However, salary differences depend on experience, location, and industry, with both skills being highly valued in tech roles.

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.

Can I learn backend in 6 months?

A JavaScript Backend Developer can acquire foundational backend skills in about 6 months with consistent study, focusing on server-side frameworks like Node.js, databases, and APIs. However, mastering complex systems and gaining real-world experience typically requires ongoing learning beyond this timeframe.

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 through environments like Node.js, allowing developers to build scalable server-side applications using a single language. It offers a large ecosystem of libraries and frameworks, making it a popular choice for full-stack developers. Knowledge of asynchronous programming and server management is beneficial for backend roles involving JavaScript.

What is the salary of a JavaScript beginner?

The salary of a JavaScript beginner typically ranges from $50,000 to $70,000 annually, depending on location, education, and prior experience. Entry-level JavaScript developers often start with basic skills in front-end or back-end frameworks and may earn less in regions with lower living costs.
What are popular job titles related to Javascript Backend Developer jobs in Connecticut? For Javascript Backend Developer jobs in Connecticut, the most frequently searched job titles are:
What job categories do people searching Javascript Backend Developer jobs in Connecticut look for? The top searched job categories for Javascript Backend Developer jobs in Connecticut are:
What cities in Connecticut are hiring for Javascript Backend Developer jobs? Cities in Connecticut with the most Javascript Backend Developer job openings:
Software Development Engineer in Test (SDET)

Software Development Engineer in Test (SDET)

subway

Shelton, CT • On-site

$102K - $128K/yr

Other

Medical, Life, Retirement

Posted 18 days ago


Subway rating

4.5

Company rating: 4.5 out of 10

Based on 2,005 frontline employees who took The Breakroom Quiz

89th of 104 rated fast food restaurants


Job description

Software Development Engineer in Test (SDET)

Ready to build what’s next with one of the world’s most iconic brands?

Why Join Subway?

At Subway, we are not standing still. We are building.

This is a business focused on what matters most: growing franchisee profitability, strengthening our brand and creating long-term value. The people who thrive here are the ones who want to make a real impact.

You will not just do the work. You will shape it.

We move fast. We think like owners. We make decisions that matter. We hold ourselves to a high standard because what we do directly impacts thousands of franchisees around the world.

If you bring energy, accountability and a bias for action, you will fit right in.

We take the work seriously, but we also know the best results come from teams that support each other, celebrate wins and show up ready to build something better every day.

This is your chance to be part of what’s next.

About the Role:

The Software Development Engineer in Test (SDET) is responsible for building and maintaining automated test solutions that ensure the quality, reliability, and performance of software applications. This role applies strong software engineering skills to testing challenges, embedding quality into the development lifecycle through automation, tooling, and continuous validation. The SDET partners closely with Software Engineers, Product Managers, and Platform teams to deliver high-quality, scalable systems.

Responsibilities include but not limited to:

  • Design, develop, and maintain automated test frameworks for UI, API, and backend services.
  • Write production-quality test code using modern programming languages and frameworks.
  • Collaborate with software engineers to define test strategies, acceptance criteria, and quality requirements.
  • Embed automated testing into CI/CD pipelines to enable continuous testing and fast feedback.
  • Develop and execute tests for functional, integration, regression, and end-to-end scenarios.
  • Perform API, data-level, and contract testing to validate system integrations.
  • Identify, document, and track defects while partnering with engineering teams on root-cause analysis.
  • Validate non-functional requirements including performance, reliability, and scalability, as needed.
  • Participate in design and code reviews to provide a quality and testability perspective.
  • Improve test coverage and reduce manual testing through automation and tooling enhancements.

Qualifications (some examples listed below):

  • 4–7 years of experience in software testing, automation, or SDET roles.
  • Strong software development skills with experience writing test automation code.
  • Proficiency in one or more programming or scripting languages (e.g., Java, JavaScript, Python, C#).
  • Experience with test automation frameworks and tools (e.g., Selenium, Cypress, Playwright, REST-assured, Postman).
  • Solid understanding of REST APIs, microservices, and distributed systems.
  • Experience integrating automated tests into CI/CD pipelines.
  • Familiarity with Agile and DevOps delivery models.
  • Strong analytical, troubleshooting, and problem-solving skills.
  • Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
  • People Management: No | Travel: Minimal to none.

What do we offer?

  • Insurance Plans (Medical, Life)
  • Pension/401K/RSP (country specific)
  • Competitive Bonus
  • Mobility Allowance
  • Tuition Reimbursement
  • Company Holidays
  • Volunteering time
  • And More……

 

Compensation: The base pay range for this role is $102,700 - 128,400 annually 

Pay within this range will be determined in good faith based on job-related factors, which may include skills, experience, education/training, location, and internal equity.


What Subway employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom