Job Title: Senior Python Engineer AI AWS

Location: Hyderabad / Chennai / Bangalore

Experience: 5 to 7 Years

Position Description
CGI is seeking an experienced Senior Python Engineer with 5+ years of experience in backend application development, cloud technologies, and AI-driven solutions. The ideal candidate will possess strong expertise in Python, FastAPI, AWS, data processing, and Large Language Models (LLMs), with proven experience building scalable, secure, and production-grade applications.

Your future duties and responsibilities:

- Design, develop, and maintain scalable Python applications following object-oriented programming (OOP) principles and software engineering best practices.
- Develop and optimize high-performance RESTful APIs using FastAPI.
- Design robust backend services with a focus on scalability, security, and maintainability.
- Develop efficient data processing pipelines using Python data structures and algorithms.
- Perform data analysis and transformation using Pandas, NumPy, and DataFrames.
- Build file processing solutions for PDF, CSV, Excel, Word, and other structured and unstructured document formats.
- Develop data visualization and reporting capabilities using Matplotlib.
- Design and implement cloud-native solutions leveraging AWS services.
- Integrate and manage Amazon S3, Amazon Aurora PostgreSQL, and AWS Lambda for scalable application development.
- Automate AWS services using Boto3.
- Design and implement AI-powered features using OpenAI APIs and enterprise-grade Large Language Models (LLMs).
- Build intelligent workflows using LangChain, LangGraph, and Pydantic AI.
- Develop AI solutions utilizing contemporary LLMs such as ChatGPT-5, Claude Sonnet 4.5, and AWS Nova.
- Optimize prompt engineering strategies and LLM orchestration for enterprise applications.
- Implement application security, logging, monitoring, and performance optimization best practices.
- Collaborate with product owners, architects, cloud engineers,



and cross-functional teams throughout the software development lifecycle.
- Participate in technical design discussions, code reviews, mentoring, and continuous improvement initiatives.

Required qualifications to be successful in this role:

Must-Have Skills:

- 57 years of experience in software development with strong expertise in Python.
- Hands-on experience in Machine Learning and Generative AI application development.
- Experience building applications using Large Language Models (LLMs).
- Strong understanding of:
- Prompt Engineering
- Retrieval-Augmented Generation (RAG)
- Embeddings and Vector Search
- Natural Language Processing (NLP)
- Experience with Machine Learning frameworks such as:
- PyTorch
- TensorFlow
- Scikit-learn
- Experience with LLM orchestration frameworks such as LangChain or LlamaIndex.
- Experience developing RESTful APIs using FastAPI or Flask.
- Strong knowledge of SQL and NoSQL databases.
- AWS Cloud
- Hands-on experience with AWS cloud services including:
- Amazon Bedrock
- Amazon SageMaker
- AWS Lambda
- Amazon S3
- Amazon EC2
- Amazon RDS
- API Gateway
- Experience deploying cloud-native AI applications.
- Knowledge of cloud security, monitoring, and cost optimization.

Preferred Skills

- Experience with vector databases such as Pinecone, FAISS, OpenSearch, ChromaDB, or Weaviate.
- Experience fine-tuning foundation models using PEFT or LoRA.
- Knowledge of Responsible AI, AI governance, and model explainability.
- Experience building enterprise-scale AI solutions in cloud environments.

Required Competencies

- Strong analytical and problem-solving skills.
- Excellent verbal and written communication skills.
- Ability to work effectively in Agile development environments.
- Strong collaboration and stakeholder management skills.
- Self-driven with the ability to lead technical initiatives.
- Passion for learning emerging AI technologies and applying innovative solutions.

Skills:

- Agile
- AI Data Modeling
- AWS Glue
- Communication
- Python

📌 Python AI, AWS Professional (Hyderabad)
🏢 CGI
📍 Hyderabad