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Website Optimisation Specialist

$ 4,500 - $ 8,500 / month

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Job Responsibilities:

1. Performance Optimisation:

- Improve website performance metrics such as Largest Contentful Paint (LCP), First Input Delay (FID), and Cumulative Layout Shift (CLS).

- Implement optimisations based on PageSpeed Insights reports to improve load speed and user experience.

2. Image Optimisation:

- Convert and serve images in modern formats (e.g., WebP).

- Implement responsive images with appropriate srcset and sizes attributes.

- Compress images to reduce file size without compromising quality.

3. CSS & JavaScript Optimisation:

- Minify CSS and JavaScript using tools such as CSSNano and UglifyJS.

- Implement inline critical CSS and defer loading of non-essential CSS and JavaScript.

- Employ code-splitting techniques for optimal resource loading.

4. Server-Side Optimisation:

- Configure server caching (e.g., Apache, Nginx) and optimise database queries.

- Work with caching technologies like Redis or Memcached to improve response time.

- Implement CDN integration and manage server-side settings for caching and delivery speed.

5. Third-Party Code & Script Management:

- Audit and minimise third-party scripts to reduce payload.

- Implement lazy loading of third-party resources when necessary.

6. Accessibility Improvements:

- Address accessibility issues, including fixing color contrast, providing alt text for images, and using ARIA attributes appropriately.

- Ensure compliance with Web Content Accessibility Guidelines (WCAG).

7. Testing & Monitoring:

- Conduct regular performance audits using PageSpeed Insights, Web Vitals Monitoring, and real-user monitoring (RUM).

- Maintain ongoing performance monitoring and recommend adjustments as needed.

8. Collaboration:

- Work closely with developers, designers, and content teams to implement optimisations.

- Provide insights on performance trends and propose strategic solutions for long-term improvements.

Credentials & Requirements:

- Education:

Diploma or degree in Computer Science, Web Development, Digital Marketing, or related field.

- Experience:

- 2+ years of experience in web optimisation, frontend performance, or a similar role.

- Proficiency in web technologies, including HTML, CSS, JavaScript, and modern web frameworks.

- Experience with optimisation tools such as PageSpeed Insights, Lighthouse, and Web Vitals.

- Familiarity with image compression tools (e.g., TinyPNG, ImageOptim) and JavaScript/CSS minifiers.

- Technical Skills:

- Knowledge of server-side optimisations, caching, and CDN configuration.

- Experience with performance monitoring tools and accessibility standards (WCAG).

- Understanding of browser caching policies and responsive design techniques.

- Soft Skills:

- Strong problem-solving skills and attention to detail.

- Excellent communication and ability to work collaboratively across teams.

Preferred Qualifications:

- Experience with server technologies (e.g., Apache, Nginx).

- Familiarity with SEO best practices related to website performance and accessibility.

- Hands-on experience with content management systems (CMS) such as WordPress.