16 hours ago
Pune, IndiaSenior
Responsibilities
- Design, develop, and maintain ETL pipelines that extract, transform, and load data from multiple sources into PostgreSQL and MongoDB.
- Optimize data ingestion, storage, and retrieval for performance and scalability.
- Develop GraphQL and APIs using FastAPI and integrate with internal and external systems.
- Collaborate with data engineering, DevOps, product, and other cross-functional teams to define requirements and deliver solutions.
- Ensure data integrity, consistency, and security across data pipelines.
- Write clean, maintainable, and well-documented Python code.
- Monitor, debug, and optimize ETL workflows and APIs in production.
- Apply software engineering and data analysis to improve engineering productivity measurement and developer practices.
Requirements
- At least 8 years of professional Python development experience.
- Strong experience building ETL pipelines and data integration workflows.
- Proficiency with PostgreSQL, including schema design, queries, and performance tuning.
- Hands-on MongoDB experience, including document design, aggregation pipelines, and indexing.
- Experience developing GraphQL and APIs using FastAPI, or Flask/Django REST Framework with willingness to switch to FastAPI.
- Strong understanding of data modeling and database best practices.
- Experience with asynchronous programming in Python.
- Strong problem-solving, debugging, communication, and collaborative teamwork skills.
- Experience with Docker and deployment on cloud environments such as OpenShift, AWS, Azure, or GCP is preferred.
- Experience with Kafka, RabbitMQ, or Redis Streams is preferred.
- Knowledge of CI/CD pipelines and DevOps practices is preferred.
Tech Stack
Apache KafkaAWSAzureDockerFastAPIFlaskGoogle Cloud PlatformGraphQLMongoDBOpenShiftPostgreSQLPythonRabbitMQ
Categories
BackendData Engineering
About Citi
Citi is a public financial-services company offering consumer and institutional banking, credit cards, wealth management, treasury and trade solutions, and capital-markets services. It serves individuals, corporations, financial institutions, and governments in more than 160 countries and jurisdictions, earning interest and fee income from lending, payments, trading, and advisory. Founded in 1812 and headquartered in New York, it trades on the NYSE under the ticker C.