Python Backend Developer (FastAPI | PostgreSQL | AWS services
Position Description:
Founded in , CGI is among the largest independent IT and business consulting services firms in the world. With 94, consultants and professionals across the globe, CGI delivers an end-to-end portfolio of capabilities, from strategic IT and business consulting to systems integration, managed IT and business process services and intellectual property solutions. CGI works with clients through a local relationship model complemented by a global delivery network that helps clients digitally transform their organizations and accelerate results. CGI Fiscal reported revenue is CA$14.68 billion and CGI shares are listed on the TSX (GIB.A) and the NYSE (GIB). Learn more at .
Job Title: Python, Fast API and AWS Developer
Position: Software Engineer
Experience: 5- 8 Years
Category: Software Development/ Engineering
Shift: General
#LI-AS26
Main location: Hyderabad/Bangalore/Chennai
Position ID:J-
Employment Type: Full Time
Works independently under limited supervision and applies knowledge of subject matter in Applications Development. Possess sufficient knowledge and skills to effectively deal with issues, challenges within field of specialization to develop simple applications solutions. Second level professional with direct impact on results and outcome.
Your future duties and responsibilities:
CGI is looking for a highly skilled Python Backend Developer with 5+ years of experience in designing and developing scalable, secure, and high-performance backend applications. The ideal candidate will have hands-on experience in Python, FastAPI, PostgreSQL, SQLAlchemy, and AWS services, with a strong understanding of cloud-native application development, asynchronous programming, and production-grade API design.
The successful candidate will work closely with cross-functional teams to deliver reliable, scalable, and maintainable backend solutions while following software engineering best practices.
Required qualifications to be successful in this role:
Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field.
5+ years of experience in Python backend development.
Minimum 3+ years of hands-on experience with FastAPI in enterprise or production environments.
Strong understanding of REST API design principles and API security best practices.
Hands-on experience with Pydantic, dependency injection, middleware, and asynchronous programming.
Strong knowledge of authentication and authorization using JWT and OAuth2.
Experience building production-ready APIs with robust exception handling, logging, pagination, validation, and rate limiting.
Strong experience with PostgreSQL, including:
Database schema design
Indexing strategies
Query optimization
EXPLAIN ANALYZE
Common Table Expressions (CTEs)
Window functions
Transaction isolation levels
Connection pooling
Hands-on experience with SQLAlchemy (Async SQLAlchemy preferred).
Experience managing database schema changes using Alembic.
Required AWS Experience
Hands-on experience with the following AWS services:
Amazon SQS
Amazon SNS
AWS Lambda
AWS Step Functions
AWS Glue
Amazon CloudWatch
The candidate should have practical experience designing and implementing event-driven, serverless, and cloud-native applications on AWS.
Skills:
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