Back End Developer

Atreus Global Limited; Jakarta Pusat; On-site; IDR 180,000,000 - 300,000,000; Full time

Job summary

Atreus Global Limited is hiring a backend Python developer to build and maintain scalable payment systems in Jakarta. You will design and implement RESTful APIs, integrate with banks and third-party providers, and ensure secure payment processing.

The role requires 3+ years of Python backend experience, strong API and security knowledge, and familiarity with Git and databases. Join a team focusing on reliable, high-performance fintech services.

Qualifications

• Minimum 3 years of backend development in Python.
• Strong proficiency in Python and RESTful API development.
• Experience with third-party API integration.
• Understanding of databases, payment workflows, and transaction management.
• Knowledge of authentication, data security, and secure payment processing.
• Familiarity with Git and backend development best practices.

Responsibilities

• Develop and maintain backend services and RESTful APIs using Python.
• Integrate payment gateways with banks, payment processors, and third-party systems.
• Ensure secure, reliable, and scalable payment processing.
• Implement transaction handling, payment validation, and error management.
• Troubleshoot issues and optimize system performance.
• Maintain code quality, technical documentation, and system security.

Skills

Python

RESTful APIs

Backend development

API integration

Data security

Git

PostgreSQL

Tools

PostgreSQL

Job description

• Develop and maintain backend services and RESTful APIs using Python.
• Integrate payment gateways with banks, payment processors, and third-party systems.
• Ensure secure, reliable, and scalable payment processing.
• Implement transaction handling, payment validation, and error management.
• Troubleshoot issues and optimize system performance.
• Maintain code quality, technical documentation, and system security.

Required Qualifications

• Minimum 3 years of experience in backend development using Python.
• Strong proficiency in Python and RESTful API development.
• Experience with third-party API integration.
• Understanding of databases, payment workflows, and transaction management.
• Knowledge of authentication, data security, and secure payment processing.
• Familiarity with Git and backend development best practices.

Preferred Qualifications

• Experience with payment gateways, fintech platforms, or financial transaction systems.
• Knowledge of microservices architecture, cloud platforms, and automated testing.