Senior Php / Wordpress Backend & Automation Developer

Freelance Latin America; Argentina; Remote; ARS 107,614,000 - 146,048,000; Full time

Job summary

Freelance Latin America is seeking a Senior PHP / WordPress Backend & Automation Developer to support a growing, U.S.-based membership platform. This role blends backend development, custom plugin work, API integrations, and no-code/low-code automation.

You will own technical projects, work remotely with international teams, and leverage AI tools to accelerate development while maintaining high code quality.

Qualifications

• Senior-level PHP development with WordPress backend and custom plugins.
• Experience with Invision Community (IPS) integrations and backend logic.
• Strong MySQL/MariaDB data management and query optimization.
• Proven API integration experience across multiple platforms.
• Familiarity with no-code/low-code automation (Zapier, Make, ActiveCampaign).
• Strong English skills (B2), written and verbal.

Responsibilities

• Develop, maintain, and enhance WordPress backend functionality via custom plugins.
• Build and customize IPS applications, including backend logic and DB features.
• Design and maintain API integrations with 30+ third-party tools.
• Create and optimize batch scripts for data processing and maintenance.
• Create automated workflows using no-code/low-code platforms.
• Troubleshoot backend issues and optimize platform performance.
• Collaborate with Head of Development and remote teams; manage tasks independently.
• Ensure security, stability, and uptime; monitor proactively.

Skills

Senior PHP development

WordPress backend development

API integrations

Git

No-code/low-code automation

AI/LLM proficiency

English (B2)

Tools

Invision Community (IPS)

MySQL/MariaDB

Stripe API

ACF

Memberium

PHPUnit

SSH & Linux

Apache/Nginx

Zapier

Make

ActiveCampaign

ClickUp

Git

Job description

We are looking for an experienced Senior PHP / WordPress Backend & Automation Developer to support a growing, U.S.-based membership platform. This role combines backend development, custom plugin development, API integrations, and no-code/low-code automation.

You will work closely with the Head of Development, taking ownership of technical projects, resolving complex issues, and improving platform performance. We are looking for a proactive, independent developer who thrives in a remote environment and knows how to use AI tools effectively while maintaining high code quality.

Duties / Task to perform

• Develop, maintain, and enhance backend functionality for WordPress-based membership platforms using custom PHP and plugin development.
• Build and customize applications within Invision Community (IPS), including backend logic, integrations, and database functionality.
• Design, implement, and maintain API integrations connecting more than 30 third-party tools and services.
• Write and optimize batch scripts for bulk operations, data processing, and system maintenance.
• Create and improve automated workflows using no-code/low-code platforms such as Zapier, Make, and marketing automation tools.
• Troubleshoot and resolve backend bugs caused by plugin updates, vendor changes, and existing technical debt.
• Maintain platform stability, security, and performance through proactive monitoring and optimization.
• Work closely with the Head of Development to independently manage technical tasks and reduce operational workload.
• Coordinate with support teams, external vendors, and infrastructure contacts to troubleshoot issues and implement solutions.
• Manage priorities, organize development activities, and provide consistent progress updates without requiring constant supervision.
• Leverage AI-powered coding assistants to accelerate development while reviewing, validating, and taking full responsibility for the resulting code.

Requirements

• Senior-level experience in PHP development, with strong expertise in WordPress backend development and custom plugin creation.
• Experience developing or customizing applications within Invision Community (IPS).
• Strong knowledge of MySQL/MariaDB databases, including queries, data management, and optimization.
• Proven experience building and maintaining custom API integrations between multiple platforms.
• Ability to develop batch scripts for bulk processing, automated operations, and data-related tasks.
• Hands-on experience with Git and version control best practices.
• Familiarity with no-code/low-code automation platforms such as Zapier, Make, or ActiveCampaign.
• AI/LLM proficiency is required: Ability to use AI assistants for prompting, coding, debugging, and productivity while independently reviewing and validating the output.
• Strong troubleshooting, analytical thinking, and problem-solving skills.
• Ability to work independently, manage priorities, and proactively communicate progress in a remote, chat-based environment.
• Excellent organizational skills, accountability, and attention to detail.
• English proficiency: Minimum B2 level, with effective written and verbal communication skills.
• Experience with Advanced Custom Fields (ACF) and Memberium.
• Familiarity with PHPUnit and automated testing.
• Knowledge of SSH, Linux environments, and Apache/nginx server administration.
• Experience integrating payment solutions through the Stripe API.
• Familiarity with ClickUp or similar project management tools.
• Fully remote work environment.
• Stable, long-term collaboration.
• Clear scope of responsibilities and structured workflows.
• Training and onboarding support.
• Opportunity to work with international teams.
• Exposure to modern tools and professional processes.
• Supportive and collaborative work culture.
• Opportunity for skill development and career growth.

Senior PHP / WordPress Backend & Automation Developer AR