ZipRecruiter

Log In

1

Javascript Backend Developer Jobs in Miami, FL (NOW HIRING)

SynergisticIT

Backend Java Developer

Miami, FL · On-site

$48.25 - $62.75/hr

Integrate CI/CD for complete DevSecOps pipeline Skills Required Basic knowledge of C, C++, Core Java, Web Technologies like HTML, JavaScript, CSS, JQuery. Knowledge of Spring, Hibernate, REST ...

Jobsbridge

Full Stack Java Developer

Miami, FL · On-site

$50.25 - $64.75/hr

... backend. - Hands-on development experience with JavaScript, and Ext JS framework in particular is required. - Hands-on experience with Java (at least 3 years cumulative professional experience), HTML ...

Jobsbridge

Full Stack Java Developer

Miami, FL · On-site

$50.25 - $64.75/hr

... backend. - Hands-on development experience with JavaScript, and Ext JS framework in particular is required. - Hands-on experience with Java (at least 3 years cumulative professional experience), HTML ...

Charter Global, Inc.

Frontend Developer

Sunrise, FL · On-site

$99K - $115K/yr

Collaborate with product managers, designers, and backend teams to deliver seamless user ... HTML5, CSS3, JavaScript (ES6+) * Responsive design (Flexbox, Grid) * CSS frameworks (Tailwind ...

micro1 AI

Software Engineer - AI Trainer

Miami, FL · Remote

$20 - $75/hr

Strong experience in at least one backend or full-stack engineering environment, such as Python, JavaScript/TypeScript, , Java, C++, Go or Rust * A Cybersecurity/SecOps background or exposure is ...

micro1 AI

AI Software Engineering Consultant

Miami, FL · Remote

$20 - $75/hr

Strong experience in at least one backend or full-stack engineering environment, such as Python, JavaScript/TypeScript, , Java, C++, Go or Rust * A Cybersecurity/SecOps background or exposure is ...

Navtech, Inc.

Senior React frontend developer

Miami, FL · On-site +1

$109K - $144K/yr

What you'll bring: • Strong expertise in JavaScript (6+ years) with deep understanding of ... Backend development • High-traffic websites • CDNs • Cloud platforms • 3rd-party ...

next page

Showing results 1-20

All JobsJavascript Backend Developer JobsJavascript Backend Developer Jobs in Miami, FL

Javascript Backend Developer information

See Miami, FL salary details

$11

$55

$80

How much do javascript backend developer jobs pay per hour?

As of Jul 1, 2026, the average hourly pay for javascript backend developer in Miami, FL is $55.22, according to ZipRecruiter salary data. Most workers in this role earn between $45.29 and $65.29 per hour, 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 Miami, FL? For Javascript Backend Developer jobs in Miami, FL, the most frequently searched job titles are:
What job categories do people searching Javascript Backend Developer jobs in Miami, FL look for? The top searched job categories for Javascript Backend Developer jobs in Miami, FL are:
What cities near Miami, FL are hiring for Javascript Backend Developer jobs? Cities near Miami, FL with the most Javascript Backend Developer job openings:
Javascript Backend Developer jobs near you
Infographic showing various Javascript Backend Developer job openings in Miami, FL as of June 2026, with employment types broken down into 92% Full Time, 5% Part Time, and 3% Contract. Highlights an 83% Physical, 3% Hybrid, and 14% Remote job distribution, with an average salary of $114,862 per year, or $55.2 per hour.

Senior Full Stack Javascript Engineer (Remote, 4-day week)

Stack Influence

Miami, FL • Remote

$125K - $200K/yr

Contractor

Posted 15 days ago

Job description

Stack Influence is a VC-funded creator marketplace app connecting eCommerce brands with everyday social media users. We are a high-growth, remote-first startup that offers a flexible 4- day work week.

You will be responsible for developing the codebase and infrastructure for a modern tech stack (React, Node, Next.js, Azure Cloud). We are looking for a high impact individual contributor who can architect, build, and deploy end-to-end full-stack applications. We are a small team with two other senior engineers contributing to the codebase.

Salary is between $125-200k USD with equity potential.

Responsibilities:

  • Develop, test and iterate on product features spanning frontend (React, Next.js, TypeScript), backend (Node.js, PostgreSQL, Hono), and cloud infrastructure (Azure).
  • Work closely with product, design, QA, and business teams to translate requirements, mockups and process flows into production-ready features.
  • Design and build integrations with third-party services such as social media, eCommerce, artificial intelligence and financial services.
  • Follow best practices for code quality, reliability, security, and scalability.
  • Implement automated integration tests (Jest) that adhere to test plans.
  • Monitor live applications and troubleshoot issues post-deployment.

Qualifications:

  • 7+ years experience as a full-stack software engineer working on modern JavaScript/TypeScript codebases.
  • Strong data and querying skills, experienced with both relational databases (PostgreSQL) and NoSQL databases (MongoDB).
  • Strong experience with cloud infrastructure (Azure).
  • Experience with writing and debugging automated tests (Jest).
  • Motivated and productive in small, remote teams with async communication and minimal supervision.
  • Customer-first mindset with a focus on usability and performance.
Employment Type: CONTRACTOR

Apply