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Python and Database Developer - AVP – New York (Hybrid)

Citi
New York City, United Statesfull_timeVerifiedPosted 29 Jul 2025
💰 $181,800/yr($121,200/yr$181,800/yr)

About the role

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. This role involves working on a variety of projects, including data processing pipelines, web applications, and database integrations.

Responsibilities and Duties:

  • 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.

Required Skills and Qualifications:

  • 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.
  • Design, develop, and maintain database schemas and models.
  • Write and optimize SQL queries for data retrieval, manipulation, and reporting.
  • Communicate technical concepts and solutions effectively to both technical and non-technical audiences.
  • Provide technical support and troubleshooting for production systems.
  • Stay up-to-date with the latest trends and technologies in Python development, database systems, and data engineering.
  • Evaluate and recommend new tools and technologies to improve development efficiency and product quality.
  • Contribute to the continuous improvement of development processes and practices.

Education:

  • Bachelor's degree in Computer Science, Software Engineering, or a related field.

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Company

Citi

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