Python and Database Developer

We are seeking a skilled and motivated Python and Database Developer to join our dynamic technology team. The ideal candidate will possess strong programming skills in Python, a solid understanding of database systems, and the ability to design, develop, and maintain efficient and scalable applications.

• Data Engineering Leadership: Participate in design and development of data pipelines for ingestion, transformation, and loading of data from various sources (databases, APIs, streaming platforms) into our data warehouse/lake, ensuring seamless data flow and accessibility.
• Develop data models that support business requirements and analytical needs.
• Optimize data models for query performance and data accessibility.
• Database Optimization: Write optimized and maintainable SQL queries and leverage SQLAlchemy for efficient database interaction, ensuring high performance and data accuracy.
• Data Quality Assurance: Implement robust data quality checks and monitoring systems to ensure data integrity and accuracy, proactively identifying and resolving data issues.
• Data Governance Contribution: Contribute to the design and implementation of data governance policies and procedures, ensuring compliance with regulatory requirements and internal standards.
• Technology Innovation: Continuously research and implement new technologies and best practices to improve the efficiency, scalability, and resilience of our data platform.
• Cloud Deployment & Monitoring: Take ownership of the deployment and monitoring of data pipelines and related infrastructure on cloud platforms such as OpenShift, ECS, or Kubernetes, ensuring optimal performance and reliability.
• Operational Excellence: Ability to occasionally work a non-standard shift, including nights and/or weekends, and/or have on-call responsibilities to support critical data operations.

• Experience: 6+ years of hands-on experience in a Data Engineering role
• Data Visualization: Experience with data visualization tools and techniques for presenting data insights effectively.
• Agile Methodologies: Familiarity with agile development methodologies and experience working in agile teams.
• Strong proficiency in Python (version 3.6+), with experience in Python packaging and shared libraries like Pandas and NumPy.
• API Development: Experience implementing REST APIs in Python using microframeworks like Flask.
• Extensive experience working with relational databases, writing complex SQL, and optimizing queries for performance.
• Proven expertise with SQLAlchemy or similar ORM libraries for efficient database interaction.
• Experience with workflow management tools like Airflow (experience with PySpark or PyFlink is a major plus).
• Data Warehousing Knowledge: Solid understanding of data warehousing concepts and experience working with large datasets, including data modeling and ETL processes.
• Leadership & Mentorship: Ability to guide and mentor junior developers, fostering a collaborative team environment and promoting professional growth.
• Communication Skills: Strong communication skills, both written and verbal, with the ability to explain complex technical concepts to both technical and non-technical audiences.
• DevOps Practices: Experience working in a Continuous Integration and Continuous Delivery environment and familiarity with tools like Jenkins, TeamCity, SonarQube, OpenShift, ECS, or Kubernetes.
• Software Engineering Principles: Proficient in industry-standard best practices such as Design Patterns, Coding Standards, Coding modularity, and Prototyping.

• medical, dental & vision coverage
• 401(k); life, accident, and disability insurance
• wellness programs
• paid time off packages, including planned time off (vacation), unplanned time off (sick leave), and paid holidays

Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact.