PHP Developer with Vtiger

Job Title: PHP Developer with Vtiger

Experience: 5+ Years

Employment Type: Full-Time

Location: Chennai / Hybrid

Job Overview

We are looking for an experienced PHP and WordPress Developer with robust hands-on experience in WordPress development, PHP, custom plugin/theme development, REST APIs, database management, CRM integrations, cloud platforms, and website performance optimization.The ideal candidate should be capable of developing and maintaining customized WordPress solutions, integrating third-party APIs and CRM systems such as Vtiger, troubleshooting performance and security issues, and working with modern PHP frameworks such as Laravel, CodeIgniter, or similar frameworks.Experience with WooCommerce, membership platforms, LMS, WordPress Multisite, Vtiger CRM, AWS or other cloud platforms, Git, CI/CD, and PHP frameworks will be an added advantage.

Key Responsibilities

- Develop, customize, and maintain WordPress websites and web applications using PHP.
- Build custom WordPress themes and plugins from scratch.
- Customize existing WordPress themes and plugins based on business requirements.
- Develop and extend WordPress functionality using actions, filters, hooks, shortcodes, custom post types, and taxonomies.
- Work with the WordPress REST API to build and consume APIs.
- Integrate WordPress with third-party systems, external APIs, CRM platforms, and business applications.
- Develop and maintain Vtiger CRM integrations with WordPress and other internal/external applications.
- Work with Vtiger CRM APIs, modules, workflows, webhooks, and data synchronization where required.
- Integrate websites and applications with CRM, ERP, payment gateways, marketing platforms, communication platforms, and other third-party services.
- Develop and maintain WooCommerce functionality, customizations, and integrations.
- Work on membership websites, LMS platforms, and WordPress Multisite environments when required.
- Develop secure and scalable backend functionality using PHP and MySQL.
- Work with PHP frameworks such as Laravel, CodeIgniter, Symfony, or similar frameworks for application development and integrations.
- Optimize WordPress websites and PHP applications for performance, scalability, and reliability.
- Diagnose and resolve slow-loading websites, database issues, plugin conflicts, PHP errors, API issues, and server-side problems.
- Identify and resolve WordPress security vulnerabilities and handle compromised websites when required.
- Implement secure coding practices and protect sensitive credentials, API keys, CRM credentials, and user data.
- Work with caching, CDN, database optimization, image optimization, Redis, and other website performance techniques.
- Deploy and maintain applications across cloud platforms such as AWS, Google Cloud, Microsoft Azure,



or similar cloud environments.
- Configure and work with cloud-based servers, storage, databases, networking, and application hosting as required.
- Manage code using Git/GitHub and follow proper branching and code review practices.
- Support deployment and maintenance using Linux, Apache/Nginx, AWS or other cloud platforms, and CI/CD environments.
- Troubleshoot production issues and provide root-cause analysis and permanent solutions.
- Monitor application and website performance in production environments.
- Collaborate with designers, frontend developers, QA engineers, DevOps teams, CRM teams, and business stakeholders.
- Write clean, reusable, maintainable, secure, and well-documented code.

Required Skills

WordPress

- Strong hands-on experience with WordPress development.
- Custom plugin development from scratch.
- Custom theme development from scratch.
- Strong understanding of:
- WordPress Hooks
- Actions & Filters
- Custom Post Types
- Taxonomies
- Shortcodes
- WordPress Template Hierarchy
- WordPress database structure
- User roles and capabilities
- Experience with WordPress REST API.
- WordPress troubleshooting and debugging.
- WordPress security and hardening.
- WordPress performance optimization.

PHP
- Strong proficiency in PHP.
- Strong understanding of Object-Oriented Programming.
- MVC concepts and architecture.
- Clean, reusable, and maintainable coding practices.
- Experience with one or more PHP frameworks such as:
- Laravel
- CodeIgniter
- Symfony
- Other modern PHP frameworks.
- Ability to work with existing PHP applications and frameworks.

Vtiger CRM
- Hands-on experience with Vtiger CRM is preferred.
- Experience integrating Vtiger with websites, WordPress, or other applications.
- Understanding of Vtiger APIs and third-party integrations.
- Experience with CRM data synchronization and automation.
- Ability to work with CRM modules, fields, workflows, webhooks, and customizations.
- Experience integrating leads, contacts, accounts, opportunities, tickets, and other CRM data with external systems is an advantage.

Frontend
- Good understanding of HTML, CSS, and JavaScript.
- Ability to troubleshoot frontend and backend integration issues.
- Familiarity with AJAX, jQuery, and modern JavaScript concepts is an advantage.

Database
- Strong knowledge of MySQL.
- Database design and optimization.
- SQL query optimization.




- Experience troubleshooting database performance issues.
- Understanding of database indexing, relationships, and data integrity.

API & Integrations
- REST API development and integration.
- Third-party API integrations.
- WordPress REST API.
- Vtiger CRM API integration.
- JSON/XML.
- Authentication mechanisms such as API keys, OAuth, tokens, etc.
- Payment gateway/API integration experience is an advantage.
- Experience integrating CRM, ERP, SaaS, communication, and marketing platforms is an advantage.

Cloud & Infrastructure
- Experience working with at least one major cloud platform:
- AWS
- Google Cloud Platform (GCP)
- Microsoft Azure
- Other equivalent cloud platforms.
- Understanding of cloud hosting and deployment environments.
- Experience with Linux-based servers.
- Apache/Nginx.
- Basic understanding of cloud databases, storage, networking, and application deployment.
- Experience with AWS services such as EC2, S3, RDS, CloudFront, or equivalent services is an advantage.

Version Control & Deployment
- Git / GitHub.
- Branching and code management.
- CI/CD pipelines.
- Linux.
- Apache / Nginx.
- Cloud-based deployment.
- Basic DevOps knowledge is an advantage.

Good to Have
- Vtiger CRM development and integration experience.
- WooCommerce development experience.
- Membership website development.
- LMS platform development.
- WordPress Multisite.
- Laravel experience.
- CodeIgniter experience.
- Symfony or other PHP framework experience.
- Redis.
- AWS / GCP / Azure.
- CI/CD pipelines.
- Docker/containerization.
- PHPUnit / unit testing.
- Experience with Stripe, PayPal, WhatsApp API, Telegram API, or similar integrations.
- Experience working with SaaS, ERP, CRM, or other enterprise applications.
- Experience building CRM-to-website/API integrations.
- Experience with cloud migration and application deployment.
- Experience optimizing high-traffic WordPress/PHP applications.

Required Experience
- 5+ years of professional PHP development experience.
- Robust hands-on experience with WordPress.
- Proven experience developing custom WordPress plugins and themes.
- Experience building and integrating REST APIs.
- Strong MySQL and backend development knowledge.
- Experience troubleshooting WordPress performance and security issues.
- Experience with at least one PHP framework, preferably Laravel.
- Experience working with Vtiger CRM or similar CRM platforms is preferred.
- Experience working with at least one cloud platform, preferably AWS, GCP, or Azure.
- Experience with Git and deployment environments.
- Strong understanding of backend architecture and third-party integrations.

Work LocationWork Mode: Onsite In Person Work Location: Guindy,chennai

Pay: ₹12,839.10 - ₹52,581.39 per month

Work Location: In person

📌 PHP Developer with Vtiger (Guindy)
🏢 Regent Campus D2
📍 Guindy