Senior Python Developer

Orange Datatech; Indore District; On-site; INR 1,500,000 - 2,800,000; Full time

Job summary

Orange Datatech in Indore is seeking a Senior Python Developer to design and build large, modular enterprise backend systems using Python. You will work on ERP/financial platforms, ensuring clean architecture and maintainable code.

The role requires 5+ years of hands-on Python experience, deep knowledge of REST APIs, and expertise with FastAPI or Django, CI/CD, and multi-tenant considerations. You will collaborate with product and architecture teams across the business.

Qualifications

• 5+ years of Python development experience.
• Experience with enterprise architectures and ERP/financial systems.
• Hands-on with FastAPI or Django.
• Strong REST API design and data modeling.
• Familiarity with multi-tenant systems and authorization models.

Responsibilities

• Design and develop Python applications following clean, layered, or hexagonal architecture.
• Define clear module boundaries and enforce separation of concerns.
• Build and maintain enterprise-grade backend services using frameworks such as FastAPI or Django.
• Translate business requirements into domain-driven models and application services.
• Implement policy-based authorization, roles, and permissions in a scalable manner.
• Ensure business logic remains independent of frameworks and infrastructure.
• Review code and guide teams on architectural best practices.
• Write unit and integration tests with clear test boundaries.
• Collaborate with product, QA, and architecture teams to deliver high-quality solutions.

Skills

Python

Modular architecture

Clean Architecture

FastAPI

Django

REST API design

Dependency injection

Authorization models

Relational databases

Testable code

Tools

Docker

Kubernetes

Job description

Senior Python Developer

Experience

5+ years of hands‑on experience in Python development, with exposure to enterprise‑scale systems.

Role Summary

We are looking for a Senior Python Developer who can design and build large, modular, and maintainable systems. The role requires a strong understanding of enterprise architecture patterns, clean code practices, and experience working on business‑critical applications such as ERP, financial systems, or large backend platforms.

Technical Skills (Must Have)

• Strong proficiency in Python (5+ years)
• Hands‑on experience with modular and layered architectures
• Deep understanding of Clean Architecture / Hexagonal Architecture / DDD concepts
• Experience with FastAPI or Django for enterprise backend development
• Strong knowledge of REST API design and service contracts
• Experience implementing dependency injection and inversion of control
• Solid understanding of authorization models (RBAC, policy‑based access, tenant‑scoped permissions)
• Strong experience with relational databases (PostgreSQL, MySQL)
• Writing maintainable, testable, and well‑documented code

Enterprise & Architecture Knowledge (Important)

• Experience working on ERP, financial, or large business applications
• Familiarity with Patterns & Practicesstyle architecture principles
• Clear understanding of cross‑cutting concerns (logging, validation, security)
• Experience designing shared platform services or common libraries
• Knowledge of CQRS concepts and when to apply them
• Understanding of multi‑tenant system design

Key Responsibilities

• Design and develop Python applications following clean, layered, or hexagonal architecture
• Define clear module boundaries and enforce separation of concerns
• Build and maintain enterprise‑grade backend services using frameworks such as FastAPI or Django
• Translate business requirements into domain‑driven models and application services
• Implement policy‑based authorization, roles, and permissions in a scalable manner
• Ensure business logic remains independent of frameworks and infrastructure
• Review code and guide teams on architectural best practices
• Write unit and integration tests with clear test boundaries
• Collaborate with product, QA, and architecture teams to deliver high‑quality solutions

Nice to Have

• Exposure to event‑driven architecture or message queues
• Experience with workflow engines or long‑running business processes
• Knowledge of OpenStack, Odoo, ERPNext, or similar large systems
• Experience mentoring developers and reviewing architecture designs
• Background in cloud‑native systems (Docker, Kubernetes)