Note: The job is a remote job and is open to candidates in USA. Tekshapers is seeking an experienced CodeIgniter Developer with a strong background in PHP frameworks. The role involves leading the migration of legacy applications to CodeIgniter 4, ensuring performance and security while maintaining functional parity.

Responsibilities

Convert legacy CodeIgniter 2 controllers, models, libraries, and helpers to CodeIgniter 4 standards.
Refactor legacy procedural code to modern OOP MVC structure.
Migrate views (PHP, Twig, AngularJS 1) with minimal UI disruption.
Build and maintain REST APIs for internal and external systems.
Integrate SQL Server stored procedures and optimize database queries.
Implement authentication, session, and access control aligned with CI4.
Deploy applications on IIS servers and Dockerized Azure environments.
Implement CI/CD pipelines and manage Azure App Services deployments.
Ensure testing, documentation, and security best practices are followed.

Skills

Experience in CodeIgniter 4 and CodeIgniter 2
Strong background in modern PHP frameworks
Experience with IIS-based hosting
SQL Server integration
Experience with Dockerized Azure environments
Ability to convert legacy CodeIgniter 2 controllers, models, libraries, and helpers to CodeIgniter 4 standards
Ability to refactor legacy procedural code to modern OOP MVC structure
Ability to migrate views (PHP, Twig, AngularJS 1) with minimal UI disruption
Ability to build and maintain REST APIs for internal and external systems
Ability to integrate SQL Server stored procedures and optimize database queries
Ability to implement authentication, session, and access control aligned with CI4
Ability to deploy applications on IIS servers and Dockerized Azure environments
Ability to implement CI/CD pipelines and manage Azure App Services deployments
Ability to ensure testing, documentation, and security best practices are followed
Proficiency in PHP 7.4+ / 8.x with CodeIgniter 4
Experience with AngularJS 1.x, jQuery, Bootstrap, HTML5, CSS3
Experience with Microsoft SQL Server, T-SQL, Stored Procedures, Views, Triggers
Experience with IIS (Windows Server 2019/2022) configuration & optimization
Experience with Docker containerization (multi-stage builds, networking, volumes)
Experience with Azure Cloud Services (App Service, Azure SQL, Container Registry, Key Vault)
Experience with CI/CD pipelines (GitHub Actions, Azure DevOps, or Jenkins)
Experience with version control: Git (GitHub / GitLab / Bitbucket)
Experience with Composer, PSR-4 autoloading, Namespaces
Experience with PHP extensions: SQLSRV, intl, gd, zip
Experience with ENV configuration for multi-environment setup
Experience with PowerShell or Bash scripting for deployment
Bachelor’s degree in Computer Science, Information Technology, or equivalent experience
Experience upgrading CI2 to CI4 with functional and database parity
Migrating CI2 sessions, routes, and libraries to CI4 equivalents
Working knowledge of API-based integrations (e.g., reCAPTCHA, payment gateways)
Exposure to WordPress or Bedrock setups (bonus)
Knowledge of Windows Docker containers and hybrid deployment scenarios
Certifications in PHP, Azure, or DevOps are a plus
Excellent debugging, analytical, and problem-solving skills
Strong communication and ability to collaborate with distributed teams
Self-driven, detail-oriented, and focused on maintainable code
Comfortable working in Agile or hybrid waterfall environments

Company Overview

Tekshapers was founded in 2009, an MI, USA based Information Technology Company and our primary objective is to provide sophisticated business solutions to a group of companies worldwide. It was founded in 2008, and is headquartered in Troy, Michigan, USA, with a workforce of 501-1000 employees. Its website is http://www.tekshapers.com.

Company H1B Sponsorship

Tekshapers has a track record of offering H1B sponsorships, with 21 in 2025, 17 in 2024, 12 in 2023, 27 in 2022, 10 in 2021, 13 in 2020. Please note that this does not guarantee sponsorship for this specific role.

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[Remote] PHP CodeIgniter