Senior Data Engineer
Key Skills for This Role
Full Job Posting
Responsibilities:
- Platform Engineering & Modernization
- Refactor and modernize existing Spark pipelines to Databricks native architectures
- Eliminate legacy Hadoop dependencies and adopt cloud native AWS patterns
- Enhance and extend existing processing logic using optimized Spark (ScalaSpark) on Databricks
- Databricks Native Development
- Build and optimize solutions using Databricks features, including Delta Lake, Databricks Workflows for orchestration and Auto scaling and job clusters
- Design & Solution Engineering
- Contribute to low and mid level architecture and design
- Translate high level architecture into detailed technical designs
- Define data models, pipeline patterns, and reusable components
- Ensure solutions are scalable, maintainable, and production ready
- Performance Optimization & Simplification
- Analyze, improve Spark job performance and simplify complex or over engineered pipelines into standardized, efficient patterns
- Engineering Standards & Best Practices
- Follow and contribute to Databricks and Spark engineering standards
- Write clean, modular, and testable code
- Contribute to shared frameworks, reusable libraries, and quality standards
- Collaboration & Stakeholder Engagement
- Work closely with senior architects, platform teams, and DevOps engineers
- Provide technical inputs, troubleshooting support, and implementation guidance
- Participate in design discussions and technical decision making
- Testing & Quality Assurance
- Develop unit, integration, and data validation tests
- Support production releases and post deployment validation
- Qualifications:
- Core Technical Skills:
- 8+ years in data engineering or distributed systems
- Strong expertise in Apache Spark (ScalaSpark/ JavaSpark / PySpark), Databricks on AWS, and Delta Lake
- Experience on SQL
- Experience with AWS services and large‐scale distributed data processing
- Modernization & Optimization Experience
- Experience modernizing or refactoring legacy data platforms into cloud‐based architectures
- Strong background in Spark performance tuning and large‐scale batch optimization
- Design Capability
- Ability to translate architecture into implementable designs
- Understanding of data modeling and pipeline orchestration patterns
- Behavioral Competencies
- Strong problem‐solving mindset for complex distributed systems
- Comfortable working in time‐bound, high‐impact environments
- Proactive, accountable, and collaborative
- Clear communication skills across global teams
- Education:
- Bachelor’s degree/University degree and equivalent experience
Job Family Group:
Technology
Job Family:
Applications Development
Time Type:
Full time
Most Relevant Skills
Please see the requirements listed above.
Other Relevant Skills
For complementary skills, please see above and/or contact the recruiter.
Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.
If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi. View Citi’s EEO Policy Statement and the Know Your Rights poster.
Qualifications
- 8+ years in data engineering or distributed systems
- Strong expertise in Apache Spark (ScalaSpark/ JavaSpark / PySpark), Databricks on AWS, and Delta Lake
- Experience on SQL
- Experience with AWS services and large‐scale distributed data processing
- Modernization & Optimization Experience
- Experience modernizing or refactoring legacy data platforms into cloud‐based architectures
- Strong background in Spark performance tuning and large‐scale batch optimization
- Design Capability
- Ability to translate architecture into implementable designs
- Understanding of data modeling and pipeline orchestration patterns
- Behavioral Competencies
- Strong problem‐solving mindset for complex distributed systems
- Comfortable working in time‐bound, high‐impact environments
- Proactive, accountable, and collaborative
- Clear communication skills across global teams
- Bachelor’s degree/University degree and equivalent experience
- Technology
- Applications Development
- Full time
- Most Relevant Skills
- Please see the requirements listed above.
- Other Relevant Skills
- For complementary skills, please see above and/or contact the recruiter.
- Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.
- If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.
- View Citi’s EEO Policy Statement and the Know Your Rights poster.
About Citi
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