Senior Python Backend Developer – Django/Flask (₹18 LPA – ₹36 LPA)

Winzons; India; On-site; INR 1,800,000 - 3,600,000; Full time

Job summary

Antal International in Bangalore, India is seeking a senior Backend Developer with extensive Python experience (Django/Flask) to build cloud-native analytics platforms for retail sector. You will lead design of scalable backend services, manage data stores, and drive performance and security in production.

The role requires hands-on leadership, deep expertise in databases (MySQL, MongoDB, Neo4j), and strong CI/CD with Docker/Kubernetes on AWS.

Qualifications

• 6-12 years of backend engineering experience on cloud products or similar.
• 5+ years of Python expertise (Django/Flask, async, pytest).
• Proven production experience with MySQL, MongoDB, Neo4j (Cypher).
• Strong SQL and DB performance tuning.
• Hands-on with Docker, Kubernetes (EKS preferred), CI/CD tools.
• Experience with core AWS services (Lambda, S3, EC2, RDS).

Responsibilities

• Design and develop scalable backend services and REST/GraphQL APIs in Python.
• Own data layer architecture and optimize MySQL, MongoDB, Neo4j.
• Implement robust security, authentication, and authorization.
• Build and maintain CI/CD pipelines and run deployments on Kubernetes.
• Leverage AWS services and monitor production systems.
• Mentor junior engineers and participate in architecture discussions.
• Collaborate with frontend, DevOps, QA, Data Science, and Product teams.

Skills

Backend development

Python

Django

Flask

REST APIs

GraphQL

SQL databases

MySQL

MongoDB

Neo4j

AWS

Docker

Kubernetes

CI/CD

Team leadership

Tools

Docker

Kubernetes

GitHub Actions

Jenkins

ArgoCD

Job description

Company Name: Antal International

Job Role: Backend Developer -Django / Flask (Senior)

Experience Required: 6 to 12 Years

Salary: ₹18-36 LPA

Employment Type: Full-Time

Location: Bangalore, India

Industry: IT Services / Analytics / Cloud Engineering

Work Mode: Office / Hybrid (as per client requirement)

Description

We are looking for aSenior Backend Python Developerto join a high-impact engineering team inBangaloreand play a pivotal role in building the next-generation predictive analytics platform for the global retail grocery sector.

This is a hands-on senior individual contributor role with strong technical leadership expectations, working on a cloud-native, production-scale product that processes massive datasets and powers real-time insights for large retail chains.

Key Responsibilities

• Design and develop scalable, high-performance backend services and REST/GraphQL APIs primarily in Python


• Own the full data layer architect and optimize MySQL, MongoDB, and Neo4j graph databases


• Implement robust security, authentication, and authorization frameworks


• Build and maintain CI/CD pipelines and manage production deployments on Kubernetes (EKS)


• Leverage AWS ecosystem extensively : Lambda (serverless), S3, EC2, RDS, ECS/EKS, CloudWatch, etc.


• Drive performance tuning, query optimization, backup/recovery strategies, and monitoring


• Conduct code reviews, mentor junior engineers, and actively participate in architecture discussions


• Collaborate closely with Frontend, DevOps, QA, Data Science, and Product teams

Must-Have Skills & Experience

• 8 - 12 years of backend engineering experience on commercialized, customer-facing cloud products


• 5+ years of deep Python expertise (FastAPI/Flask/Django, async programming, pytest, etc.)


• Proven production experience with MySQL, MongoDB, and Neo4j (Cypher queries, graph modeling)


• Strong SQL proficiency and database performance tuning


• Hands-on with Docker, Kubernetes (EKS preferred), and modern CI/CD (GitHub Actions, Jenkins, ArgoCD, etc.)


• Solid experience with core AWS services Lambda, S3, EC2, RDS, IAM, CloudFormation /Terraform