PHP CodeIgniter Developer

• Key Responsibilities

- Develop and maintain server-side logic using Core PHP, CodeIgniter (CI3/CI4), and related technologies.

- Collaborate with front-end developers to integrate HTML, Bootstrap, CSS, and JavaScript elements.

- Manage and optimize databases (MySQL and PostgreSQL) and develop admin panels.

- Ensure scalability, high availability, and application security.

- Integrate third-party APIs and troubleshoot application issues.

- Write efficient, reusable, and reliable code while participating in code reviews.

- Design and implement RESTful APIs to support web and mobile clients.

- Build, document, and version control REST API endpoints for robust integration.

- Implement data access layers and ORM strategies suitable for MySQL and PostgreSQL.

- Handle migrations, backups, and performance tuning for both databases.

- Ensure proper authentication and authorization mechanisms for APIs (e.g., token-based security).

- Provide guidelines for CI/CD and automated testing to maintain code quality.

• Requirements

- 3+ years PHP web development; strong CI3/CI4 experience

- REST API design and development experience

- MySQL and PostgreSQL hands-on experience; migrations, indexing, optimization

- Front-end integration with HTML, Bootstrap, CSS, and JavaScript

- API authentication/authorization (JWT/OAuth2); secure coding practices

- ORM/DAO concepts; CodeIgniter models or equivalent

- Admin dashboards and third-party API integrations

- Testing: PHPUnit; basic automated testing practices

- Version control with Git; code reviews

- Understanding of security best practices and OWASP Top 10

- DevOps basics: Linux, Nginx/Apache, CI/CD concepts

• Nice-to-have

- Docker, Redis, Laravel, microservices, message queues