Senior PHP Developer

SMART TECH SKILLS LLC; United States; On-site; USD 90,000 - 150,000; Full time

Benefits offered by this job

Competitive salary

Job summary

SMART TECH SKILLS LLC in Tallahassee, FL is seeking a Senior Application Developer to design, develop, and maintain enterprise web applications using LAMP technologies and modern frameworks. Responsibilities include API development, data integration, cloud adoption, and AI-driven enhancements to ensure security, scalability, and high performance.

The role emphasizes building responsive interfaces, integrating diverse databases, and applying secure coding practices within an SDLC framework.

Qualifications

• 7+ years of experience developing enterprise web applications.
• Strong experience with PHP, Linux, Apache, MySQL.
• Experience with Laravel, Symfony, MVC frameworks, .NET/C# or similar technologies.
• Strong SQL development and relational database experience.
• Experience developing RESTful APIs and integration solutions.
• Experience with GitHub, Azure DevOps, TFVC, or similar tools.
• Experience securing software and accessible applications (WCAG/508).
• Excellent written and verbal communication skills.

Responsibilities

• Design, develop, enhance, maintain, and support enterprise web applications using the LAMP stack.
• Build modern applications using Laravel, Symfony, MVC, .NET/C# or similar frameworks.
• Develop responsive UI with HTML5, CSS3, JavaScript, AJAX, jQuery, Bootstrap.
• Design and optimize relational databases (MySQL, Oracle, SQL Server).
• Develop RESTful APIs and middleware integrations.
• Support CI/CD pipelines and deployment processes; participate in code reviews.
• Implement secure coding practices and accessibility/compliance standards.
• Explore cloud adoption and AI-driven solutions; ensure security and performance.

Skills

Strong communication

Team collaboration

Problem solving

Tools

PHP

Linux

Apache

MySQL

Laravel

Symfony

MVC frameworks

.NET/C#

REST APIs

HTML5

CSS3

JavaScript

jQuery

Bootstrap

GitHub

Azure DevOps

TFVC

Job description

Benefits:

Competitive salary

Location

Onsite: Tallahassee, FL

Experience Level

Senior Application Developer (7+ Years)

Position Overview

The Application Developer will be responsible for designing, developing, enhancing, supporting, and maintaining enterprise web applications using LAMP technologies and modern application frameworks. This role will support application modernization initiatives, database integrations, API development, cloud adoption, and emerging AI-driven solutions while ensuring security, scalability, accessibility, and high performance.

Key Responsibilities

Application Development

Design, develop, enhance, maintain, and support enterprise web applications using the LAMP stack (Linux, Apache, MySQL, PHP).

Build modern applications leveraging frameworks such as Laravel, Symfony, MVC, .NET/C#, or similar technologies.

Develop responsive, user-friendly web interfaces using HTML, CSS, JavaScript, AJAX, jQuery, and Bootstrap.

Translate business and technical requirements into scalable application solutions.

Database Development & Integration

Design and develop relational databases and data models.

Create and optimize SQL queries, stored procedures, and data integration processes.

Support MySQL, Oracle, SQL Server, and other relational database platforms.

Ensure data integrity, performance, and security across applications.

API & Systems Integration

Develop and maintain RESTful APIs and middleware services.

Integrate enterprise applications with internal and external systems.

Support JSON/XML-based data exchange and application interoperability.

Troubleshoot integration and data synchronization issues.

DevOps & Application Lifecycle Management

Utilize version control and source management tools such as GitHub, Azure DevOps, and TFVC.

Support CI/CD pipelines, deployments, release management, and application maintenance.

Participate in code reviews and follow SDLC best practices.

Maintain technical documentation and deployment procedures.

Security, Support & Quality Assurance

Troubleshoot and resolve application defects and production issues.

Implement secure coding practices and cybersecurity standards.

Ensure compliance with application security and data protection requirements.

Support testing, validation, and quality assurance activities.

Accessibility & Compliance

Design and develop web applications compliant with WCAG and Section 508 accessibility standards.

Ensure inclusive and accessible user experiences across supported platforms.

Cloud & Emerging Technologies

Support cloud-based application architectures and modernization initiatives.

Evaluate and implement solutions leveraging AI, machine learning, and emerging technologies.

Participate in projects involving:

Generative AI

Large Language Models (LLMs)

Retrieval-Augmented Generation (RAG)

Intelligent Document Processing

AI-assisted Development Tools

Embeddings and Vector Databases

NoSQL Platforms

Required Qualifications

7+ years of experience developing enterprise web applications.

Strong experience with:

PHP

Linux

Apache

MySQL

Experience with Laravel, Symfony, MVC frameworks, .NET/C#, or similar technologies.

Strong SQL development and relational database experience.

Experience with MySQL, Oracle, SQL Server, or equivalent databases.

Experience developing RESTful APIs and integration solutions.

Experience with GitHub, Azure DevOps, TFVC, or similar tools.

Experience troubleshooting and supporting enterprise applications.

Knowledge of secure software development practices.

Experience developing accessible applications compliant with WCAG and Section 508.

Strong written and verbal communication skills.

Preferred Qualifications

Experience with cloud platforms such as Azure, AWS, or GCP.

Experience with AI/ML technologies and enterprise AI implementations.

Experience with:

Generative AI

LLMs

RAG architectures

Intelligent Document Processing

AI-assisted Development Tools

Experience with NoSQL and vector database technologies.

Experience with enterprise authentication solutions including Active Directory.

Experience supporting large-scale government or enterprise environments.

Core Skills

PHP Development

Laravel / Symfony

LAMP Stack

MySQL

Oracle

SQL Server

REST APIs

HTML5

CSS3

JavaScript

jQuery

Bootstrap

GitHub

Azure DevOps

SDLC

DevOps & CI/CD

Application Security

WCAG & Section 508 Accessibility

Cloud Computing

AI / Machine Learning

Generative AI

LLMs & RAG

NoSQL Databases

Vector Databases

System Integration