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Full-Stack MERN Developer

2 weeks ago

Karachi, Sindh, Pakistan Paksoft Systems (Pvt) Ltd Full time $90,000 - $120,000 per year

Experience: 3–5 years

What You'll Do:

  • Design and build robust, scalable RESTful APIs for text generation, image generation, social media management, and website modules.

  • Integrate and orchestrate multiple external APIs, including OpenAI, DALL·E, Meta, Twitter/X, LinkedIn, and Webflow.

  • Implement and optimize the AI Router, intelligently routing user requests to the appropriate services.

  • Manage asynchronous processing and job queues using BullMQ or Agenda for seamless task execution.

  • Architect and maintain MongoDB schemas and backend storage for high performance and scalability.

  • Implement secure authentication and authorization workflows, including JWT and OAuth integrations for social media platforms.

  • Build a responsive, interactive frontend using , managing state with Redux, Zustand, or Context API.

  • Collaborate with designers and backend/API developers to deliver a seamless, end-to-end user experience.

  • Ensure frontend and backend integration is smooth, efficient, and maintainable.

What We're Looking For:

  • 3–5 years experience in full-stack development using + Express +

  • Strong knowledge of MongoDB and database schema design.

  • Experience integrating multiple APIs, async processing, and job queue management.

  • Proficient in frontend development, including , state management, HTML, CSS, and component libraries (TailwindCSS, Material-UI, or Bootstrap).

  • Familiarity with cloud storage solutions like AWS S3 or Azure Blob.

  • Problem-solving mindset and ability to deliver scalable, maintainable code across the stack.

  • Passion for building innovative SaaS products in a fast-paced startup environment.

Why Join Us:

  • Work on a cutting-edge AI SaaS platform with real-world impact.

  • Exposure to modern MERN stack, AI integrations, and cloud technologies.

  • Competitive salary and performance-based incentives.

  • Growth-oriented culture with room for career advancement.