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Junior Backend Developer Node Js Jobs in Wisconsin

Goli Tech

DevOps Engineer III

Madison, WI · On-site

$53.25 - $72.75/hr

We are seeking a skilled Platform Engineer to manage, maintain, and optimize our on-premise commercial software applications built on PostgreSQL, Express.js, React, and Node.js. The ideal candidate ...

Sonsoft Inc

AngularJS/Node.JS

Milwaukee, WI

Experience in jQuery, jQuery plugins, AJAX, React js, Angular.js, Backbone.js, Bootstrap.js, Node js, dynamic HTML and JSON * Should have good knowledge of React js, Redux or Angularjs 2 frameworks.

Sonsoft Inc

ReactJS(USC&GC)

Milwaukee, WI · On-site

$49.25 - $64/hr

Experience in jQuery, jQuery plugins, AJAX, React js, Angular.js, Backbone.js, Bootstrap.js, Node js, dynamic HTML and JSON * Should have good knowledge of React js, Redux frameworks * At least 4 ...

Sonsoft Inc

UI Developer

Milwaukee, WI

$49.25 - $64/hr

Experience in jQuery, jQuery plugins, AJAX, React js, Angular.js, Backbone.js, Bootstrap.js, Node js, dynamic HTML and JSON * Should have good knowledge of React js, Redux or Angularjs 2 frameworks

Sonsoft Inc

UI Consultant

Milwaukee, WI

$49.25 - $64/hr

Experience in jQuery, jQuery plugins, AJAX, React js, Angular.js, Backbone.js, Bootstrap.js, Node js, dynamic HTML and JSON * Should have good knowledge of React js, Redux or Angularjs 2 frameworks

FIS

Senior Backend Engineer

Milwaukee, WI

$97K - $195K/yr

As a Senior Software Engineer, your day will be filled with exciting challenges and opportunities ... Mentor junior team members and contribute to a culture of continuous learning and improvement.

Worldpay, Inc.

Senior Backend Engineer

Milwaukee, WI · On-site

$97K - $195K/yr

As a Senior Software Engineer, your day will be filled with exciting challenges and opportunities ... Mentor junior team members and contribute to a culture of continuous learning and improvement.

Varsity Tutors

JavaScript Tutor

Milwaukee, WI · Remote

$18 - $40/hr

... Node.js. Ability to explain callback functions, scope and hoisting, and the event loop while preparing students for web development careers and full-stack engineering coursework. * Conceptual ...

Varsity Tutors

JavaScript Tutor

Madison, WI · Remote

$18 - $40/hr

... Node.js. Ability to explain callback functions, scope and hoisting, and the event loop while preparing students for web development careers and full-stack engineering coursework. * Conceptual ...

wistar

Junior Application Developer

Institute, WI · On-site +1

$68K - $75K/yr

The Junior Application Developer in The Wistar Institute's Information Technology department ... Experience with development engines/frameworks such as Node.js (Express), Vue.js (preferred), or ...

Monitise

Advisor, Quality Engineering

Milwaukee, WI

Conduct rigorous code reviews for automation scripts, define the "Definition of Done" for backend microservices and React/Next.js frontends, and mentor junior engineers on best practices in modern ...

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Junior Backend Developer Node Js information

Is Node.js good for backend development?

Node.js is widely used for backend development, especially for building scalable and high-performance server-side applications due to its event-driven, non-blocking I/O model. It is popular among backend developers for working with JavaScript, enabling full-stack development and efficient handling of concurrent connections. Knowledge of frameworks like Express.js can enhance its effectiveness in backend roles.

What does a Junior Backend Developer Node.js do?

A Junior Backend Developer Node.js is responsible for building and maintaining the server-side logic of web applications using Node.js. They work closely with front-end developers to ensure seamless integration between server and client, handle database operations, and implement APIs. Their tasks often include writing clean and efficient code, fixing bugs, and optimizing application performance under the guidance of more experienced developers.

Are Node.js developers in demand?

Node.js developers are in high demand due to the popularity of JavaScript for server-side development and the need for scalable, real-time applications. Companies seek these developers for backend roles involving frameworks like Express.js and cloud deployment, making it a strong career choice for those with relevant skills.

How much does a Node.js developer make?

A Junior Backend Developer specializing in Node.js typically earns between $60,000 and $90,000 annually, depending on experience, location, and company size. Entry-level roles may start lower, while experienced developers with additional skills in frameworks or cloud services can earn higher salaries.

What are the key skills and qualifications needed to thrive as a Junior Backend Developer (Node.js), and why are they important?

To excel as a Junior Backend Developer (Node.js), you need proficiency in JavaScript, understanding of server-side development, and a basic grasp of RESTful APIs, typically supported by a relevant degree or coding bootcamp. Experience with Node.js frameworks (such as Express), version control systems like Git, and familiarity with databases (SQL or NoSQL) are commonly required. Strong problem-solving skills, effective communication, and a willingness to learn help you adapt and collaborate in development teams. These skills ensure you can build scalable backend systems, contribute to team projects, and grow quickly in a fast-evolving tech environment.

Can I learn Node.js in 3 days?

For a Junior Backend Developer role, learning Node.js in three days is unlikely to provide sufficient proficiency, as it requires understanding JavaScript, asynchronous programming, and server-side concepts. Typically, gaining a solid foundation takes several weeks of consistent study and hands-on practice with tools like Express.js and databases.

What is the difference between Junior Backend Developer Node Js vs Junior Backend Developer Python?

AspectJunior Backend Developer Node JsJunior Backend Developer Python
Required CredentialsBasic programming knowledge, JavaScript/Node.js familiarityBasic programming knowledge, Python familiarity
Work EnvironmentWeb development, real-time applicationsWeb development, data processing, automation
Employer & Industry UsageTech startups, web services, SaaS companiesTech companies, data analytics, AI, web services
Common Search & ComparisonYesYes

Both roles involve backend development but differ mainly in programming language and typical application areas. Junior Backend Developers Node Js focus on JavaScript-based web applications, while Python roles often involve data processing and automation. The choice depends on the company's tech stack and project needs.

What are some common challenges faced by Junior Backend Developers working with Node.js?

As a Junior Backend Developer specializing in Node.js, you may encounter challenges such as managing asynchronous code effectively, understanding middleware usage, and ensuring efficient database interactions. Adapting to rapid changes in technology stacks and best practices can also be demanding. Collaborating closely with frontend developers and DevOps teams is essential, as you'll often need to troubleshoot API issues and ensure smooth deployment pipelines. Embracing code reviews and continually learning from more experienced team members will help you overcome these hurdles and grow in your role.
What are popular job titles related to Junior Backend Developer Node Js jobs in Wisconsin? For Junior Backend Developer Node Js jobs in Wisconsin, the most frequently searched job titles are:
What job categories do people searching Junior Backend Developer Node Js jobs in Wisconsin look for? The top searched job categories for Junior Backend Developer Node Js jobs in Wisconsin are:
What cities in Wisconsin are hiring for Junior Backend Developer Node Js jobs? Cities in Wisconsin with the most Junior Backend Developer Node Js job openings:
Junior Backend Developer Node Js jobs near you
Infographic showing various Junior Backend Developer Node Js job openings in Wisconsin as of July 2026, with employment types broken down into 89% Full Time, 6% Part Time, 1% Temporary, and 4% Contract. Highlights an 78% Physical, 3% Hybrid, and 19% Remote job distribution.
DevOps Engineer III

DevOps Engineer III

Goli Tech

Madison, WI • On-site

$53.25 - $72.75/hr

Contractor

Posted 28 days ago

Job description

Candidates MUST be WI residents or willing to relocate to WI at their own expense prior to starting. This position can work 100% remotely (within the state of WI).

We are seeking a skilled Platform Engineer to manage, maintain, and optimize our on-premise commercial software applications built on PostgreSQL, Express.js, React, and Node.js. The ideal candidate will be responsible for deploying, monitoring, securing, and scaling the PERN stack infrastructure within a Linux-based virtualized environment. This role requires expertise in database administration, Linux system management, scripting/automation, and security best practices. This role also includes app administration, installation, deployments, configurations, versioning, app patching, performance monitoring and optimizations.


Key Responsibilities:
Platform Administration & Maintenance

  • Manage and optimize PostgreSQL databases, including backups, replication, indexing, and query performance tuning.
  • Deploy, configure, and maintain Express.js, React, and Node.js applications on Linux virtual machines. This includes NGINX and PM2 platforms.
  • Oversee on-premises system infrastructure, ensuring high availability and performance.
  • Implement and maintain CI/CD pipelines for automated deployments.
  • Troubleshoot and resolve system, application, and network issues.

Security & Operations

  • Review system hardening, data encryption, and access control policies align with security best practices.
  • Work with other teams to monitor vulnerabilities and apply security patches and updates.
  • Assist in defining firewall rules, intrusion detection, and role-based access control (RBAC).
  • Review compliance with data governance and regulatory requirements.
  • Ensure proper backup, disaster recovery, and redundant configurations.

Support & Documentation

  • Provide technical support for platform-related issues and troubleshooting.
  • Maintain clear documentation for deployments, configurations, and troubleshooting guides.
  • Train and support developers and IT staff on best practices and operational procedures.

Required Skills & Qualifications:

  • Strong expertise in PostgreSQL administration, including replication, backup strategies, and performance tuning.
  • Experience deploying PERN stack applications in a cloud or on-premises environment.
  • Knowledge of CI/CD tools like GitHub actions, Azure Devops pipelines, or Ansible for automation.
  • Scripting and automation experience with Bash, Python or similar scripting.

Preferred Qualifications:

  • Prior experience in IT infrastructure, DevSecOps, or SRE roles.
  • Proficiency in Linux app and database server administration, with experience such as Ubuntu or RHEL.
  • Understanding of network security, firewalls, VPNs, and SSH hardening.
  • Knowledge of OpenID Connect (OIDC) or Ldap as well as IAM tools such as Entra ID, Okta, Active Directory, or centralized authentication mechanisms.
  • Familiarity with virtualization platforms (VMware or Hyper-V).

Required Skills : DevOps

Basic Qualification :

Additional Skills :

This is a high PRIORITY requisition. This is a PROACTIVE requisition

Background Check : No

Drug Screen : No