JavaScript Engineer

Sabenza IT & Recruitment; Johannesburg; On-site; ZAR 650,000 - 900,000; Full time

Benefits offered by this job

Docker & Kubernetes exposure

AWS experience (bonus)

DevOps knowledge

Automation testing (Cypress/Protractor

Webpack/SCSS/SASS

Monorepo tooling (Nx/Lerna)

Job summary

Sabenza IT & Recruitment is looking for a frontend developer to build, enhance and maintain modern web applications in Johannesburg. You will write clean, scalable code and integrate frontend interfaces with RESTful services while collaborating with peers throughout the full development lifecycle.

You should be proficient in React/Angular/Vue with strong HTML5/CSS3 skills, experience with NPM/Yarn, and familiarity with Jasmine/Jest testing and basic mocking tools.

Qualifications

• Solid experience with modern frontend frameworks (React/Angular/Vue).
• Strong HTML5 and CSS3 skills with RESTful service integration.
• Familiarity with testing frameworks (Jasmine/Jest) and basic mocking tools.

Responsibilities

• Develop, enhance and maintain modern web applications.
• Write clean, scalable and efficient code.
• Integrate frontend with RESTful services and backend systems.
• Identify, debug and resolve application issues.
• Participate in full development lifecycle from design to deployment.
• Collaborate with other developers and share knowledge.

Skills

React

Angular

Vue

HTML5

CSS3

RESTful services

NPM/Yarn

Jasmine/Jest

WireMock

Nginx/Apache

Code reading

Development lifecycle

Tools

Webpack

SCSS

SASS

Nx

Lerna

Job description

Johannesburg, South Africa | Posted on 05/11/2026

What You'll BeDoing

• Developing, enhancing and maintainingmodern web applications.
• Writing clean, scalable and efficientcode.
• Integrating front-end applicationswith RESTful services and back-end systems.
• Identifying, debugging and resolvingapplication issues.
• Participating in the full developmentlifecycle, from design through to deployment.
• Collaborating with other developers,sharing knowledge and contributing ideas.
• Keeping up with the latesttechnologies and development practices.
  

Requirements

• Solid experience with one or moremodern frameworks:
• React
• Angular
• Vue
• Strong HTML5 and CSS3 skills.
• Experience integrating with RESTfulweb services.
• Exposure to back-end technologiessuch as Node.js, Java, .NET, Go or Java EE.
• Experience with NPM or Yarn.
• Familiarity with testing frameworkssuch as Jasmine and Jest.
• Exposure to mocking tools such asWireMock.
• An understanding of web servers suchas Nginx or Apache.
• The ability to read and identifyissues within back-end code.
• A good understanding of theapplication development and deployment lifecycle.

Bonus PointsIf You Have:

• Docker and Kubernetes exposure.
• AWS experience or certification.
• DevOps knowledge and experience.
• Automation testing experience withCypress, Protractor or Selenium.
• Experience with Webpack, SCSS orSASS.
• Monorepo tooling experience,particularly Nx or Lerna.