Backend Developer – Job Description:

We are seeking a talented and motivated Backend Developer to join our dynamic team. The ideal candidate will have a strong background in backend development and be proficient in key technologies such as API development, RESTful services, callback mechanisms, polling infrastructure, and Postman. You will play a crucial role in designing, building, and maintaining the backbone of our applications.


  • Design, develop, and maintain robust and scalable backend systems.
  • Develop and manage APIs to ensure seamless integration with front-end applications and third-party services.
  • Implement and maintain RESTful services to support our applications.
  • Develop and handle callback mechanisms to ensure efficient data processing and communication between systems.
  • Implement polling infrastructure for real-time data updates and system synchronization.
  • Use Postman for API testing, debugging, and documentation.
  • Work closely with front-end developers, designers, and other stakeholders to deliver high-quality solutions.
  • Diagnose and resolve backend issues to ensure optimal performance and reliability.
  • Write and maintain comprehensive technical documentation for all backend processes and systems.


  • Strong understanding of backend logic and architecture.
  • Proficiency in developing and managing APIs.
  • Experience with RESTful services.
  • Knowledge of callback mechanisms and polling infrastructure.
  • Proficient in using Postman for API testing and documentation.
  • Excellent problem-solving skills and attention to detail.
  • Strong communication skills and the ability to work well in a collaborative environment.

Qualifications: Bachelor’s degree in computer engineering, Information Technology, or a related field.

Experience: 0-1 year of experience

Location: Gulistan-e-Johar, Block 1 

Job Type: Full Time – Onsite

eSpark Consulting Group offers the following benefits

  • Paid Time Off
  • Flexible work hours
  • Life insurance 
  • Medical coverage 
  • Fuel Allowance
  • Annual Increment

Fresh graduates are encouraged to apply.

Job Category: Backend Developer
Job Type: Full Time
Job Location: Karachi

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