Web Application Developer

Job Title: Web Application Developer

Location: South America

Engagement: Part-time with flexible hours

Schedule: 25–100 hours per week (flexible), with some overlap in working hours for communication

About the Role

We are developing and maintaining a large-scale web application for a cattle auction company

that processes millions of dollars in sales annually. The platform manages contracts, reporting,

backend data loading, and also provides a public-facing web application where auctions are

live-streamed, bids are placed online, and lots are tracked in real-time. The project is ongoing

with several additional modules planned, making this a long-term opportunity.

Responsibilities

• Maintain and expand existing web application modules built in PHP (CodeIgniter framework).
• Collaborate on backend systems for data loading, contract management, and reporting.
• Support frontend functionality for live online auctions, including bidding and lot tracking.
• Work with MySQL databases, ensuring data integrity and performance.
• Use GitHub for version control and team collaboration.
• Implement responsive and functional UI elements using HTML, JavaScript, jQuery, and Bootstrap.
• Communicate effectively with the project lead to clarify requirements, resolve issues, and ensure timely progress.
• Potentially contribute to future mobile app extensions (optional/long-term).

Qualifications

• Bachelor’s degree in Computer Science or related field, or equivalent professional experience.
• 3+ years of professional web development experience.
• Strong proficiency in PHP with hands-on experience in CodeIgniter (or similar MVC frameworks).
• Solid understanding of MySQL and database integration.
• Competence in HTML, CSS, JavaScript, jQuery, Bootstrap.
• Strong understanding of web standards (HTTP, REST APIs, JSON, etc.).
• Familiarity with GitHub workflows for code collaboration.
• Strong problem-solving and troubleshooting skills.
• Ability to work independently and manage tasks with minimal supervision.
• Good English communication skills

Preferred Qualifications

• Proficiency with version control systems