Python Backend Engineer (Senior level) – Django/ FastAPI

Winzons; India; On-site; INR 1,200,000 - 2,400,000; Full time

Job summary

Verismart in Gurugram is seeking a Senior Python Backend Engineer to design, build, and scale high-performance backend systems. You will architect microservices, optimize performance, and mentor peers.

Key responsibilities include developing APIs with Python frameworks, implementing scalable architectures, and collaborating with cross-functional teams to deliver robust software solutions.

Qualifications

• Strong proficiency in Python backend development.
• Hands-on experience with FastAPI, Django and Flask.
• Experience with asynchronous programming (AsyncIO).
• Strong understanding of REST APIs and microservices architecture.

Responsibilities

• Develop, enhance, and maintain backend services and RESTful APIs using Python.
• Build scalable systems using FastAPI, Django, and Flask.
• Design secure, high-performance, and fault-tolerant architectures.
• Write clean, reusable, and testable code following industry best practices.
• Integrate third-party APIs and internal microservices.
• Collaborate with frontend teams, product managers, and QA for end-to-end delivery.
• Design and manage databases (MongoDB, MySQL) and ORM layers.
• Implement caching and queueing mechanisms using Redis.
• Optimize application performance, latency, and scalability.
• Conduct code reviews and enforce engineering best practices.
• Troubleshoot and resolve complex production issues.
• Implement validation layers using tools like Pydantic.
• Analyze test results and ensure timely defect resolution.
• Build and improve CI/CD pipelines and deployment workflows.
• Work with containerized environments using Docker.
• Deploy and manage applications on AWS infrastructure.

Skills

Python backend

Python frameworks

AsyncIO

REST APIs

Microservices

MongoDB

MySQL

Redis

Docker

CI/CD pipelines

AWS

Numba/Cython

Performance debugging

Tools

Docker

GitHub Actions

Jenkins

AWS

Pydantic

Job description

Company Name: Verismart

Job Role: Senior Python Backend Engineer

Work Type: Full-Time

Experience: 3-5 Years

Location: Gurugram

Role Overview

We are looking for a Senior Python Backend Engineer who can design, build, and scale high-performance backend systems. You will play a key role in architecting microservices, optimizing system performance, and mentoring team members.

Key Responsibilities

• Develop, enhance, and maintain backend services and RESTful APIs using Python
• Build scalable systems using frameworks like FastAPI, Django, and Flask
• Design secure, high-performance, and fault-tolerant architectures
• Write clean, reusable, and testable code following industry best practices
• Integrate third-party APIs and internal microservices
• Collaborate with frontend teams, product managers, and QA for end-to-end delivery
• Design and manage databases (MongoDB, MySQL) and ORM layers
• Implement caching and queueing mechanisms using Redis
• Optimize application performance, latency, and scalability
• Conduct code reviews and enforce engineering best practices
• Troubleshoot and resolve complex production issues
• Implement validation layers using tools like Pydantic
• Analyze test results and ensure timely defect resolution
• Build and improve CI/CD pipelines and deployment workflows
• Work with containerized environments using Docker
• Deploy and manage applications on AWS infrastructure

Technical Requirements

• Strong proficiency in Python backend development
• Hands‑on experience with FastAPI / Django / Flask
• Experience with asynchronous programming (AsyncIO)
• Strong understanding of REST APIs and microservices architecture
• Experience with MongoDB, MySQL, and data modeling
• Knowledge of Redis (queueing/caching)
• Experience with Docker and container orchestration
• Familiarity with CI/CD pipelines (GitHub Actions, Jenkins, etc.)
• Experience with AWS services (EC2, S3, Lambda, RDS, etc.)
• Exposure to modern Python optimization tools (Numba, Cython, profiling tools, etc.)
• Strong debugging and performance tuning skills

Good to Have

• Experience with distributed systems and event‑driven architecture
• Knowledge of monitoring/logging tools (Prometheus, Grafana, ELK)
• Exposure to multi‑threading and concurrency models
• Understanding of system design and scalability patterns

Leadership & Soft Skills

• Strong communication and stakeholder management skills
• Proven experience in team handling / mentoring engineers
• Ability to drive technical decisions and architecture discussions
• Ownership mindset with a problem‑solving approach