Back-End Developer (Python / Django)

Overview

Company Overview

Responsibilities

• Develop, maintain, and deploy back-end systems using Python, Django, and Django REST Framework
• Build secure, scalable, and high-performance web applications and RESTful APIs
• Design and maintain internal web platforms, device integration portals, and business operation tools
• Collaborate with cross-functional teams, including sales, marketing, and operations, to translate business requirements into technical solutions
• Integrate back-end systems with third-party APIs, AI services, cloud services, and hardware devices
• Integrate AI-powered features into back-end workflows, including LLM APIs, structured prompts, streaming responses, and structured output parsing
• Develop back-end services that support AI-driven analytics, automation, and internal decision-making tools
• Identify manual workflows and implement automation to improve operational efficiency and reduce errors
• Develop communication workflows between back-end systems and physical devices, including authentication and real-time data processing
• Build and maintain database models, queries, and relational data structures using PostgreSQL
• Implement authentication, authorization, encryption, and secure coding practices to protect sensitive data and communications
• Use asynchronous processing tools such as Celery and Redis where required
• Containerize and deploy applications using Docker
• Identify and resolve system bottlenecks, performance issues, and bugs
• Stay updated on emerging back-end technologies, AI/LLM integration patterns, API design practices, and security best practices

Requirements

• Bachelor's degree in Computer Science, Computer Engineering, Software Engineering, or a related field.
• Minimum 1 year of experience in back-end development using Python and Django.
• Proven experience as a Back-End Developer using Python and Django
• Strong proficiency in Python, Django, and Django REST Framework
• Experience designing, building, and maintaining RESTful APIs
• Experience with PostgreSQL and relational database design
• Familiarity with complex relational data structures; TimescaleDB experience is a plus
• Experience building and consuming third-party APIs
• Experience using API testing tools such as Postman or cURL
• Experience integrating LLM APIs such as OpenAI, Anthropic, or similar services
• Ability to send structured prompts, handle streaming responses, and parse structured outputs from AI/LLM services
• Familiarity with vector databases such as Pinecone or pgvector, or retrieval-augmented generation patterns, is a plus
• Understanding of authentication methods, including token-based and session-based authentication
• Understanding of encryption concepts such as AES and secure coding standards
• Experience working with hardware devices through HTTP or serial communication protocols is a plus
• Hands-on experience with Docker
• Proficiency in Git and collaborative workflows using platforms such as GitHub or Bitbucket
• Familiarity with AWS S3 or similar cloud storage services
• Experience with Celery and Redis for asynchronous task processing
• Exposure to workflow automation tools such as KNIME, Apache Airflow, or n8n is a plus
• Basic understanding of JavaScript or TypeScript frameworks such as React or Vue is a plus
• Knowledge of Linux environments is a plus
• Excellent problem-solving skills and attention to detail
• Excellent professional communication skills in English, including both technical and non-technical communication

Language

• Excellent professional communication skills in **English** (both technical and non-technical).

Job Type: Full-time