Impelsys - Senior Python Developer

Impelsys; Bengaluru; On-site; INR 1,800,000 - 3,000,000; Full time

Job summary

Impelsys is seeking a Senior Python Developer (FastAPI) to join our CloudOps team in Bengaluru. You will design, implement, deploy, and maintain scalable backend services with a strong focus on cloud-native architectures on AWS, containerization with Docker and Kubernetes, and end-to-end CI/CD automation in an Agile environment.

The ideal candidate has 6+ years of Python backend experience, hands-on FastAPI expertise, and a proven track record delivering enterprise-grade APIs and services with

Qualifications

• 6+ years of hands-on Python backend development.
• Proven experience building REST APIs with FastAPI.
• Experience deploying on AWS and cloud-native architectures.
• End-to-end CI/CD implementation expertise.
• Strong containerization with Docker and orchestration with Kubernetes (EKS/ECS).
• Experience with relational and NoSQL databases.
• Solid software engineering principles, design patterns, and secure coding practices.
• Experience working in Agile/Scrum environments.

Responsibilities

• Design, develop, and maintain high-performance RESTful APIs using Python and FastAPI.
• Build scalable backend services following microservices architecture.
• Develop secure, reliable cloud-native solutions on AWS.
• Create data processing workflows and integrations.
• Design efficient database schemas and optimize performance for high-volume systems.
• Write clean, well-documented code and perform testing.
• Contribute to code reviews and architectural discussions.
• Collaborate with Product Owners, QA, DevOps, and other teams through the SDLC.
• Maintain documentation and follow Agile practices using Jira and Confluence.
• Design, implement, and manage end-to-end CI/CD pipelines.

Skills

Python development

FastAPI

REST API design

Microservices

CI/CD implementation

Agile/Scrum

Code reviews

Debugging

Education

Bachelor's degree in Computer Science/IT/Engineering

Tools

Docker

Kubernetes

Terraform

AWS CloudFormation

Jenkins

GitHub Actions

Bitbucket Pipelines

GitLab CI

Jira

Confluence

Job description

Senior Python Developer (FastAPI) CloudOps

Experience

6+ Years

Employment Type

Full-Time

Job Summary

We are looking for a highly skilled Senior Python Developer with 6+ years of experience in building scalable backend applications and cloud-native solutions. The ideal candidate will have strong expertise in Python (FastAPI), AWS Cloud, microservices, Docker/Kubernetes, and end-to-end CI/CD implementation. You will be responsible for designing, developing, deploying, and maintaining enterprise-grade backend services while collaborating with cross-functional teams in an Agile environment.

Key Responsibilities

• Design, develop, and maintain high-performance RESTful APIs using Python and FastAPI.
• Develop scalable backend applications following microservices architecture and industry best practices.
• Design and implement secure, reliable, and highly available cloud-native solutions on AWS.
• Build and maintain backend services, integrations, and data processing workflows.
• Design database schemas and optimize application performance for high-volume systems.
• Develop reusable, maintainable, and well-documented code.
• Write unit, integration, and performance tests to ensure application quality.
• Troubleshoot production issues, perform root cause analysis, and implement permanent fixes.
• Participate in code reviews and contribute to architectural and technical design discussions.
• Work closely with Product Owners, QA, DevOps, and other engineering teams throughout the software development lifecycle.
• Maintain technical documentation and follow Agile development practices using Jira and Confluence.

End-to-End CI/CD Responsibilities

• Design, implement, and manage end-to-end CI/CD pipelines for backend applications.
• Automate code build, testing, security scanning, packaging, and deployments across development, QA, staging, and production environments.
• Configure and maintain CI/CD pipelines using Jenkins, GitHub Actions, or Bitbucket Pipelines.
• Build automated deployment strategies such as Blue-Green, Canary, and Rolling Deployments.
• Integrate automated unit, API, and integration testing into deployment pipelines.
• Deploy and manage containerized applications using Docker and Kubernetes (EKS/ECS).
• Automate infrastructure provisioning using Terraform or AWS CloudFormation.
• Monitor pipeline health, optimize deployment processes, and troubleshoot release failures.
• Implement DevSecOps best practices, including code quality checks, vulnerability scanning, and compliance automation.
• Ensure reliable, scalable, and zero/minimal downtime deployments.

Required Technical Skills

• Programming Languages & Frameworks:
  • Python 3.x
  • FastAPI (Mandatory)
  • Flask or Django
  • SQLAlchemy
  • Celery
  • REST API Development
  • Microservices Architecture
• AWS Cloud:
  • Hands-on experience with AWS Lambda, API Gateway, EC2, ECS / EKS, AWS Fargate, Amazon S3, RDS (PostgreSQL/MySQL), DynamoDB, SQS, SNS, EventBridge, CloudWatch, IAM, VPC, AWS Secrets Manager, AWS Glue (Preferred)
• DevOps & CI/CD:
  • End-to-end CI/CD implementation
  • Jenkins, GitHub Actions, Bitbucket Pipelines, GitLab CI (Good to Have)
  • Docker, Kubernetes, Terraform, AWS CloudFormation
  • AWS CodePipeline & CodeBuild (Preferred), SonarQube, Nexus/Artifactory (Preferred)
• Databases:
  • PostgreSQL, MySQL, MongoDB, Amazon Redshift (Preferred)
• Testing & API Tools:
  • Pytest, Unit Testing, Integration Testing, Performance Testing, Swagger / OpenAPI, Postman
• Version Control & Collaboration:
  • Git, GitHub, Bitbucket, Jira, Confluence
• Operating Systems & Scripting:
  • Linux / Unix, Shell Scripting (Bash), Basic Groovy (Preferred)

Required Qualifications

• Bachelor's degree in Computer Science, Information Technology, Engineering, or a related discipline.
• 6+ years of hands-on experience in Python backend development.
• Strong experience developing REST APIs using FastAPI.
• Proven experience designing and deploying applications on AWS.
• Hands-on experience implementing end-to-end CI/CD pipelines.
• Strong knowledge of containerization using Docker and orchestration using Kubernetes (EKS/ECS).
• Experience working with relational and NoSQL databases.
• Strong understanding of software engineering principles, design patterns, and secure coding practices.
• Experience working in Agile/Scrum environments.

Preferred Qualifications

• AWS Certified Developer Associate or AWS Solutions Architect certification.
• Experience with Infrastructure as Code (Terraform/CloudFormation).
• Experience with event-driven architectures.
• Exposure to ETL/data engineering tools such as AWS Glue or Apache Airflow.
• Experience with monitoring and observability tools such as Prometheus and Grafana.

Key Competencies

• Strong analytical and problem-solving skills.
• Excellent debugging and troubleshooting capabilities.
• Ability to independently design and deliver scalable technical solutions.
• Strong communication and stakeholder management skills.
• Ability to mentor junior developers and conduct code reviews.
• Passion for writing clean, maintainable, and high-quality code.
• Ability to thrive in a fast-paced, collaborative Agile environment.