Johannesburg: Typescript Developer posted by Crayon Technologies Ltd

Note: This role is for one of our clients. While we do track apply clicks, you’ll need to complete the quick steps on Crayon for your application to be considered. How you’ll role As a Typescript Developer, you will be at the forefront of software development, employing advanced TypeScript and JavaScript techniques to craft high-quality, responsive applications. This role demands a deep understanding of both frontend and backend frameworks, coupled with the ability to implement robust state management and efficient API solutions. You will collaborate with a dynamic team to ensure code quality, performance optimization, and seamless module integration within a monorepo setup. What you’ll do Develop and maintain high-quality applications using TypeScript and JavaScript Ensure effective TypeScript configurations including strict mode and ESLint/TSLint Work with frontend frameworks such as React, Next.js, Vue, or Angular Implement backend solutions using Node.js, Express.js, Fastify, or NestJS Establish robust state management strategies using Redux Toolkit, Zustand, Recoil, or Vuex Design and develop APIs with REST and GraphQL using Apollo or urql Perform unit and component testing with Jest, Vitest, Mocha/Chai, React Testing Library, Cypress, or Playwright Optimize application performance through profiling and detailed debugging Collaborate within a monorepo setup, ensuring efficient module resolution and project references What you’ll need Proficiency in TypeScript (4.x / 5.x), including advanced typing features Experience with JavaScript (ES2022) including closures and async operations Understanding of functional programming techniques in a JavaScript context Familiarity with frontend frameworks like React, Next.js, Vue, or Angular Experience with backend technologies such as Node.js, Express.js, Fastify, and NestJS Knowledge of state management tools like Redux, Zustand, Recoil, or Vuex Proven experience in API development using REST and GraphQL Strong skills in unit and component testing using modern testing frameworks Ability to configure ESLint/TSLint and operate in strict mode environments Experience with performance profiling and debugging complex applications