Sr. Python Developer (Backend / Data Engineering / Cloud / DevOps)

Harmonydi; Mohali; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Harmonydi is seeking an experienced Backend Developer / Data Engineer in Mohali to build a robust, scalable software platform. You will develop backend APIs, design data workflows, and optimize performance for cloud deployments.

Join a team that collaborates with product managers and designers to deliver secure solutions. The ideal candidate has 5+ years in backend development, strong Python skills, and hands-on experience with AWS/GCP and CI/CD practices.

Qualifications

• Proficient in Python backend development and API design.
• Experience with FastAPI or Django REST Framework is required.
• Experience building data pipelines using Python.
• Strong knowledge of Linux and system design.

Responsibilities

• Expert knowledge of Python backend development.
• 5+ years' experience with FastAPI or Django / Django REST Framework.
• Experience building data pipelines using Python.
• Strong system design and architecture understanding.
• Experience with monitoring and alerting systems.

Skills

Python backend development

5+ years experience

Data pipelines

Linux

AWS/GCP experience

Docker

CI/CD

Tools

FastAPI

Django REST Framework

SQL

NoSQL

Grafana

CloudWatch

Job description

We are seeking an experienced Backend Developer / Data Engineer to join our team. You will be responsible for developing and maintaining a robust, scalable, and secure software platform for our customers. You will work closely with product managers, designers, and other developers to deliver high‑quality software and reliable data solutions.

Required Skills

• Write clean, efficient, reusable, and testable code following best practices.
• Implement and maintain backend APIs using FastAPI or Django.
• Ensure application performance, scalability, and security.
• Debug and resolve issues reported by QA or end‑users.
• Conduct code reviews and maintain documentation.
• Build ETL/ELT pipelines and data workflows.
• Work with SQL and NoSQL databases.
• Experience working with AWS and GCP cloud platforms.
• Docker container-based development.
• CI/CD pipeline implementation.

Responsibilities

• Expert knowledge of Python backend development.
• Experience with FastAPI or Django / Django REST Framework (5+ years).
• Experience building data pipelines using Python.
• Strong system design and architecture understanding.
• Experience working in Linux environments.
• Experience with monitoring and alerting systems.

Cloud & Data Engineering Skills

• AWS: S3, Lambda, Glue, Athena, RDS, ECS, CloudWatch
• GCP: Cloud Storage, Cloud Functions, Dataflow, BigQuery, Pub/Sub, Cloud Run
• Data ingestion pipeline development
• Batch and streaming data workflows
• Data modeling and warehouse concepts

DevOps Skills

• CI/CD (GitHub Actions, Jenkins, AWS CodeBuild, Cloud Build)
• Infrastructure as Code (CloudFormation / Terraform)
• Container deployment workflows
• Monitoring and logging systems

Desirable Skills

• Test‑driven development
• Experience with Grafana or CloudWatch dashboards
• Exposure to digital signage / marketing platforms

Location: Mohali, Punjab