Impelsys - Senior Python Developer (6-10 yrs)

V2 Solutions; Bengaluru; On-site; INR 2,000,000 - 3,600,000; Full time

Job summary

V2 Solutions is seeking a Senior Python Developer (FastAPI) with 6+ years of experience to design and build scalable backend services. You will work on cloud-native architectures on AWS, implement end-to-end CI/CD pipelines, and collaborate with cross-functional teams in an Agile setting.

The role emphasizes building RESTful APIs, microservices, and robust DevOps practices, including containerization with Docker/Kubernetes and infrastructure as code using Terraform or CloudFormation.

Qualifications

• 6+ years hands-on Python backend development.
• Strong experience building REST APIs with FastAPI.
• Proven track record deploying on AWS and cloud-native architectures.
• Experience implementing end-to-end CI/CD pipelines and containerized deployments.
• Solid understanding of Docker/Kubernetes (EKS/ECS) and relational/noSQL databases.
• Familiarity with Agile/Scrum environments and code reviews.

Responsibilities

• Design, develop, and maintain high-performance RESTful APIs with FastAPI.
• Build scalable backend services using microservices architecture.
• Implement secure, scalable cloud-native solutions on AWS.
• Develop data processing workflows and integrations for backend systems.
• Design efficient database schemas and optimize performance for high-volume workloads.
• Write unit, integration, and performance tests and perform root cause analysis.

Skills

Python 3.x

FastAPI

REST API Development

Microservices Architecture

CI/CD

Education

Bachelor's degree in CS/IT/Engineering

Tools

AWS

Docker

Kubernetes

Jenkins

GitHub Actions

Bitbucket Pipelines

Terraform

CloudFormation

PostgreSQL/MySQL

MongoDB

Job description

Job Title : 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

1. 1. Programming Languages & Frameworks:
   • Python 3.x
   • FastAPI (Mandatory)
   • Flask or Django
   • SQLAlchemy
   • Celery
   • REST API Development
   • Microservices Architecture
2. 2. 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)
3. 3. 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)
4. 4. Databases:
   • PostgreSQL, MySQL, MongoDB, Amazon Redshift (Preferred)
5. 5. Testing & API Tools:
   • Pytest, Unit Testing, Integration Testing, Performance Testing, Swagger / OpenAPI, Postman
6. 6. Version Control & Collaboration:
   • Git, GitHub, Bitbucket, Jira, Confluence
7. 7. 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.