Scoring Format:
1. Roles & Responsibilities: 6/10
2. Years of Experience: 4/10
3. Education Qualification: 0/10
4. Skills/Knowledge: 8/10
5. Domain/Industry: 0/10
6. Key Competencies: 0/10

Descriptive Analysis:
Overall Summary:
The candidate's resume shows a moderate fitment to the job requirements. While they have relevant experience and skills in PHP development and web technologies, there are some areas where they fall short, such as years of experience, education qualification, domain/industry knowledge, and key competencies.

- Roles & Responsibilities:
The candidate's resume mentions experience in managing back-end services, developing server-side logic, and integrating front-end elements. They also mention solving complex performance problems and architectural challenges, which aligns with the job requirements. However, there is no mention of integrating data storage solutions or integrating Facebook and Instagram marketing APIs, which slightly reduces the score.

- Years of Experience:
The candidate's resume indicates almost 5 years of professional experience, which falls within the required range of 4-6 years. However, the resume does not provide specific details about the duration of each role, making it difficult to assess the exact years of experience. Therefore, a lower score is assigned.

- Education Qualification:
The resume does not provide any information about the candidate's education qualification. As per the job requirements, this is a significant gap, resulting in a score of 0.

- Skills/Knowledge:
The candidate's resume mentions skills in PHP web frameworks (such as CodeIgniter), JavaScript, jQuery, databases (MySQL), and front-end technologies. They also mention experience with integration of third-party APIs like Paytm, PayPal, and Google Maps. These skills align well with the job requirements, earning a high score.

- Domain/Industry:
The resume does not provide any information about the candidate's knowledge of the domain/industry. This lack of information results in a score of 0.

- Key Competencies:
The resume does not provide any details about the candidate's key competencies. As per the job requirements, this is a significant gap, resulting in a score of 0.

In summary, the candidate's resume shows a moderate fitment to the job requirements. They have relevant experience and skills in PHP development and web technologies. However, there are areas where they fall short, such as years of experience, education qualification, domain/industry knowledge, and key competencies.