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Javascript Backend Developer Jobs in Danbury, CT

Java Developer - Backend - USC/GC/GC-EAD

Norwalk, CT · On-site

$50.75 - $65.75/hr

Position Summary The primary function of the Back-End Web Developer is to design, implement, and ... HTML5, CSS3, JavaScript/AJAX, Angular , etc. * Knowledge of continuous integration/continuous ...

Web Development Tutor

Norwalk, CT · Remote

$18 - $40/hr

Deep knowledge of front-end technologies including HTML, CSS, and JavaScript, back-end development ... engineering careers. * Conceptual Teaching & Problem-Solving: Skilled at teaching full-stack ...

Deep knowledge of front-end technologies including HTML, CSS, and JavaScript, back-end development ... engineering careers. * Conceptual Teaching & Problem-Solving: Skilled at teaching full-stack ...

Deep knowledge of front-end technologies including HTML, CSS, and JavaScript, back-end development ... engineering careers. * Conceptual Teaching & Problem-Solving: Skilled at teaching full-stack ...

Web Development Tutor

Stamford, CT · Remote

$18 - $40/hr

Deep knowledge of front-end technologies including HTML, CSS, and JavaScript, back-end development ... engineering careers. * Conceptual Teaching & Problem-Solving: Skilled at teaching full-stack ...

Deep knowledge of front-end technologies including HTML, CSS, and JavaScript, back-end development ... engineering careers. * Conceptual Teaching & Problem-Solving: Skilled at teaching full-stack ...

The role requires strong backend development skills in .NET Core and practical experience with ... JavaScript and TypeScript (TypeScript is preferred, not mandatory). • React concepts like ...

Software Engineer

Wallingford, CT · On-site

$60 - $65/hr

Proficiency in HTML5, CSS3, and JavaScript. * Experience with version control systems (e.g., Git ... Collaborate with UI/UX designers and backend developers to deliver seamless user experiences.

Software Engineer

Wallingford, CT · On-site

$60 - $65/hr

Proficiency in HTML5, CSS3, and JavaScript. * Experience with version control systems (e.g., Git ... Collaborate with UI/UX designers and backend developers to deliver seamless user experiences.

... modern JavaScript framework - Angular is what they use but if they had react that would be okay ... Seeking a Sr. C# developer - this is all backend development - API's . The interview will be very ...

Strong proficiency in at least one modern programming language (Python, Java, JavaScript, Rust or Go) * Solid understanding of APIs, databases, and backend architecture. * Experience deploying ...

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Javascript Backend Developer information

See Danbury, CT salary details

$12

$59

$86

How much do javascript backend developer jobs pay per hour?

As of Sep 8, 2026, the average hourly pay for javascript backend developer in Danbury, CT is $59.07, according to ZipRecruiter salary data. Most workers in this role earn between $48.46 and $69.86 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.

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 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.

What job categories do people searching Javascript Backend Developer jobs in Danbury, CT look for?

The top searched job categories for Javascript Backend Developer jobs in Danbury, CT are:

Back End Developer Intern 2027 - Poughkeepsie

Poughkeepsie, NY • On-site

IBM
IT Services • 10K+ employees

$19 - $25/hr

Internship

Posted 14 days ago


IBM rating

8.0

Company rating: 8.0 out of 10

Based on 76 frontline employees who took The Breakroom Quiz

125th of 247 rated software companies


Job description

Introduction
As an intern, you'll gain hands-on experience working on real-world projects that impact users globally. You'll collaborate with architects and developers to produce and maintain backend services, APIs, and internal tooling using modern AI technologies. We are also looking for you to bring your own knowledge and expertise to the role along with a willingness to challenge the status quo in the interest of developing the best business outcomes. Are you ready to lead in this new era of technology and solve some of the world's most challenging problems? If so, let's talk!
Your role and responsibilities
IBM is seeking a talented and enthusiastic Backend Developer to join our team. This is an excellent opportunity for Interns to contribute to enterprise-scale software development projects, learn from experienced engineers, and grow within a global technology leader. You'll help build and maintain backend systems that power IBM's internal and external applications. You will have the opportunity to experience full stack development working across the entire system architecture.
Key Responsibilities:
• Assist in the development and maintenance of backend services, APIs, and data integrations.
• Collaborate with cross-functional teams including front-end developers, architects, and product managers.
• Write clean, efficient, and well-documented code.
• Participate in code reviews, testing, and debugging activities.
• Support deployment and monitoring of backend applications in cloud, enterprise, and hybrid environments.
• Continuously learn and apply best practices in software engineering and backend architecture.
Required education
High School Diploma/GED
Required technical and professional expertise
• Currently pursuing a degree in Computer Science, Software Engineering, or a related field.
Must have basic knowledge in many of the following technology areas:
• Understanding of software development concepts.
• Experience in one or more of the following programming languages: (C, C++, Golang, Ruby, Python, Perl, SQL, Java, JavaScript, Shell scripting)
• Software Development Lifecycle & Agile Methodologies (Scrums, DevOps workflows, exposure to CI/CD pipelines and tools like Jenkins or Github Actions
• APIs.
• Operating systems and how they work (i.e. Operating systems courses); Container technologies; Internet Services; and/or Managed Services.
• AI fundamentals and coding assistants
• Communication skills and the ability to learn new technologies and procedures.
• Strong problem-solving skills and eagerness to learn.
Exposure to Agile Methodologies: Participation in agile methodologies, collaborating with team members to deliver solutions, with a focus on understanding the principles and practices of agile development.
Preferred technical and professional experience
• Experience in JSON, Web Services
• Knowledge of computer security and cryptography fundamentals
• Understanding of virtualization concepts and cloud operations
• Experience with containerization tools like Docker or Kubernetes • Exposure to/understanding of Assembly language and related programming techniques
ABOUT BUSINESS UNIT
IBM Systems helps IT leaders think differently about their infrastructure. IBM servers and storage are no longer inanimate - they can understand, reason, and learn so our clients can innovate while avoiding IT issues. Our systems power the world's most important industries and our clients are the architects of the future. Join us to help build our leading-edge technology portfolio designed for cognitive business and optimized for cloud computing.
YOUR LIFE @ IBM
In a world where technology never stands still, we understand that, dedication to our clients success, innovation that matters, and trust and personal responsibility in all our relationships, lives in what we do as IBMers as we strive to be the catalyst that makes the world work better.
Being an IBMer means you'll be able to learn and develop yourself and your career, you'll be encouraged to be courageous and experiment everyday, all whilst having continuous trust and support in an environment where everyone can thrive whatever their personal or professional background.
Our IBMers are growth minded, always staying curious, open to feedback and learning new information and skills to constantly transform themselves and our company. They are trusted to provide on-going feedback to help other IBMers grow, as well as collaborate with colleagues keeping in mind a team focused approach to include different perspectives to drive exceptional outcomes for our customers. The courage our IBMers have to make critical decisions everyday is essential to IBM becoming the catalyst for progress, always embracing challenges with resources they have to hand, a can-do attitude and always striving for an outcome focused approach within everything that they do.
Are you ready to be an IBMer?
ABOUT IBM
IBM's greatest invention is the IBMer. We believe that through the application of intelligence, reason and science, we can improve business, society and the human condition, bringing the power of an open hybrid cloud and AI strategy to life for our clients and partners around the world.
Restlessly reinventing since 1911, we are not only one of the largest corporate organizations in the world, we're also one of the biggest technology and consulting employers, with many of the Fortune 500 companies relying on the IBM Cloud to run their business.
At IBM, we pride ourselves on being an early adopter of artificial intelligence, quantum computing and blockchain. Now it's time for you to join us on our journey to being a responsible technology innovator and a force for good in the world.
IBM is proud to be an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, genetics, pregnancy, disability, neurodivergence, age, or other characteristics protected by the applicable law. IBM is also committed to compliance with all fair employment practices regarding citizenship and immigration status.
OTHER RELEVANT JOB DETAILS
IBM will not be providing visa sponsorship for this position now or in the future. Therefore, in order to be considered for this position, you must have the ability to work without a need for current or future visa sponsorship.
The compensation range and benefits for this position are based on a full-time schedule for a full calendar year. The salary will vary depending on your job-related skills, experience and location. Pay increment and frequency of pay will be in accordance with employment classification and applicable laws. For part time roles, your compensation and benefits will be adjusted to reflect your hours. Benefits may be pro-rated for those who start working during the calendar year.

What IBM employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom


IBM logo

About IBM

Sourced by ZipRecruiter

At IBM, work is more than a job - it's a calling: To build. To design. To code. To consult. To think along with clients and sell. To make markets. To invent. To collaborate. Not just to do something better, but to attempt things you've never thought possible. Are you ready to lead in this new era of technology and solve some of the world's most challenging problems? If so, lets talk.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Armonk, NY, US

Year founded

1911

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