Python Developer

Job Description - Python Django Developer

Position: Mid-Level Python / Django Developer

Experience Required: 2+ Years

Employment Type: Full-time

Location: Chennai

Job Summary

We are seeking a talented and detail-oriented Python / Django Developer with 2+ years of production experience to build scalable, robust, and high-performance backend systems. In this role, you will be responsible for designing and deploying RESTful APIs, optimizing complex database interactions via Django ORM and PostgreSQL, and maintaining clean architecture.

Candidates who possess hands-on exposure to DevOps automation or AI/LLM integration will have a strong competitive advantage.

Key Responsibilities

• Backend Development: Design, develop, and maintain secure backend logic and web services using Python, Django, and Django REST Framework (DRF).
• Database Management & Optimization: Model relational database schemas and write efficient queries using Django ORM and PostgreSQL . Identify and resolve performance bottlenecks, including $N+1$ query problems, indexing strategies, and database locks.
• API Development & Integration: Build clean, versioned, and well-documented RESTful APIs for frontend consumption and third-party integrations.
• System Architecture & Performance: Implement caching layers (e.g., Redis/Memcached), asynchronous task processing (e.g., Celery), and secure authentication flows (OAuth2, JWT).
• Testing & Quality Assurance: Write maintainable unit, integration, and functional tests using pytest or standard Django test suites to ensure high code reliability.
• Collaboration: Work closely with frontend engineers, system administrators, and product managers to deliver features end-to-end.

Required Technical Qualifications

• Core Experience: Minimum 2+ years of professional backend software development experience using Python and Django .
• Frameworks: Expertise in Django REST Framework (DRF) for building REST APIs.

• Database & ORM Mastery:

• Deep understanding of Django ORM (QuerySets, select_related, prefetch_related, custom managers, aggregation, and migrations).
• Advanced knowledge of PostgreSQL (schema design, indexing, performance tuning, and JSONB usage).
• Version Control & Workflows: Proficiency with Git workflows, branching strategies, and pull requests.
• Task Queues: Hands-on experience with asynchronous processes using Celery and message brokers like Redis or RabbitMQ .

Bonus / Added Advantage (DevOps & AI) 1. DevOps & Cloud Infrastructure

• Experience with containerization tools like Docker and Docker Compose .
• Understanding of CI/CD pipelines (e.g., GitHub Actions, GitLab CI).
• Exposure to cloud hosting platforms ( AWS , GCP , or DigitalOcean ) and deployment mechanisms (Nginx, Gunicorn, systemd).

2. Artificial Intelligence (AI) / ML Integration

• Experience integrating LLM APIs (e.g., OpenAI API, Anthropic, Hugging Face) into Python services.
• Familiarity with AI framework tools like LangChain , LlamaIndex , or agentic execution frameworks.
• Basic understanding of Vector Databases (e.g., pgvector in PostgreSQL, Pinecone, or Qdrant) and Retrieval-Augmented Generation (RAG) pipelines.

Soft Skills & Professional Traits

• Strong analytical and problem-solving mindset with a proactive approach to debugging.
• Clear technical communication skills and comfortable explaining complex architecture decisions.
• Commitment to writing clean, self-documenting code following PEP 8 standards.

What We Offer

• Competitive salary commensurate with experience.
• Flexible working options (Remote/Hybrid).
• Opportunities to work on modern tech stacks including cutting-edge AI and automated infrastructure.
• Health benefits and professional growth allowances.