Senior Python Engineer - Backend Technologies

Description

Role : Senior Python Engineer Service Level :

5+ Yrs

Commitment :

Full Availability (8 Hrs/day) and 4 hours overlap with PST time zone (i.e. b/w 8pm to 12pm IST)

Mandatory Skills

• Practical & production-grade Python,
• Designing and Implementing production-ready APIs & Test- Driven Development (TDD).
• Pure software engineering role not data annotation, data science, or analytics.
  

Role Overview

We are seeking a high-caliber Backend Engineer with deep expertise in Python and a proven ability to design and build production-grade systems at speed.This role focuses on implementing real-world services (e.g., Gmail, Jira, etc.) as modular APIs using a Test- Driven Development (TDD) approach. Youll work on designing scalable architectures, clean API implementations, and well-documented code, all while maintaining high velocity and technical excellence.

Key Responsibilities

• Design and implement modular, production-ready APIs that replicate real-world services (Gmail, Jira, etc)
• Follow a strict Test-Driven Development (TDD) approach tests first, code second.
• Architect and iterate on scalable database schemas and data models.
• Maintain clear, developer-friendly documentation for every implemented service.
• Balance speed and reliability, ensuring code remains maintainable and production-grade.
• Collaborate across teams to ensure integration, scalability, and operational readiness.
  

Requirements

• 5+ years of hands-on experience in practical, production-grade Python development.
• Strong understanding of system design principles and modular architecture.
• Proven ability to design, build, and maintain APIs through their complete lifecycle.
• Hands-on experience with Test-Driven Development (TDD) frameworks (pytest, unittest, etc.).
• Strong fundamentals in database schema design and data modeling.
• Demonstrated ownership of technical decisions, including trade-off analysis and justification.
• Excellent technical communication and documentation skills.
• Ability to deliver at high velocity without compromising code quality or correctness.
  

Bonus Skills

• Familiarity with LLM function calling protocols and AI-integrated API design.
• Experience building developer SDKs or integration frameworks.
• Exposure to FastAPI, Flask, or Django REST Framework for API development.
  

Educational Qualifications

• Bachelors or Masters degree in Computer Science, Software Engineering, or a related field.
  

(ref:hirist.tech)