Full-Stack Developer - Web & AI Automation

HBOX Digital; Karachi Division; On-site; PKR 1,800,000 - 3,000,000; Full time

Job summary

HBOX Digital Headquarters is seeking a Mid-Level Full-Stack Developer with 3+ years of professional experience to work on client projects involving web applications, API integrations, and AI-powered business workflows.

You will contribute to backend and frontend tasks, implement integrations with PostgreSQL/MySQL/Supabase, and maintain existing PHP/WordPress sites. A strong problem-solving mindset and clear communication are essential for success in our collaborative environment.

Qualifications

• 3+ years of professional full-stack development experience.
• Backend with Node.js, RESTful APIs, webhooks, and third-party integrations.
• Experience with PostgreSQL, MySQL, or Supabase and auth/db operations.
• Working knowledge of PHP and WordPress for existing sites.
• Familiarity with OpenAI or Claude APIs and workflow automation (n8n/Make/Zapier).
• Strong debugging, performance optimization, and application security.
• Git/GitHub usage, deployment, and testing before release.
• Strong problem-solving and communication; able to work independently.

Responsibilities

• Develop and maintain web applications and APIs.
• Implement third-party integrations and AI-powered workflows.
• Ensure performance, security, and responsive design.
• Collaborate with clients and team; follow technical guidance.

Skills

Full-stack dev

3+ years experience

Problem solving

Independent worker

Strong communication

Tools

Node.js

REST APIs

Webhooks

PostgreSQL

MySQL

Supabase

PHP

WordPress

Git/GitHub

OpenAI API

Claude API

n8n

Make

Zapier

Laravel

Stripe

CRM automation

Job description

Job Description

• We are looking for a Mid-Level Full-Stack Developer with at least 3 years of professional experience to work on client projects involving web applications, API integrations, and AI-powered business workflows.

Key Requirements

• At least 3 years of professional full-stack development experience.
• Backend development experience with Node.js, RESTful APIs, webhooks, and third-party integrations.
• Experience with PostgreSQL, MySQL, or Supabase, including authentication and database operations.
• Working knowledge of PHP and WordPress for maintaining and extending existing websites.
• Familiarity with OpenAI or Claude APIs and workflow automation using n8n, Make, or Zapier.
• Good understanding of responsive design, debugging, performance optimization, and application security.
• Familiarity with Git/GitHub, deployment, and testing changes before release.
• Strong problem-solving and communication skills, with the ability to work independently and follow technical guidance.

Preferred Skills

• Experience with Laravel, Stripe integrations, or CRM automation.
• Familiarity with Cursor, Claude Code, or similar development tools, including reviewing and testing generated code.

Location