ETL developers load data into the data warehousing environment for various businesses. The job description entails the ETL developers to execute the following tasks – copying data, extracting data from business processes and loading them into the data warehouse, keeping the information up-to-date, taking responsibility of designing the data storage system, testing and troubleshooting before it goes live. Other duties include – ensuring smooth workflow, designing the best ETL process and drafting database design in various forms like star and snowflake schemas.
Though the ETL developers should have a broad technical knowledge, it is also mandatory for these developers to highlight in the ETL Developer Resume the following skill sets – analytical mind, communication skills, a good knowledge of various coding language used in ETL process, a good grasp of SQL, JAVA, data warehouse architecture techniques, and technical problem skills. To be considered for this position, candidates are expected to depict an engineering degree in computer science or IT.
Summary : Results-oriented Senior ETL Developer with 10 years of hands-on experience in designing and optimizing ETL processes across diverse sectors. Proficient in leveraging Informatica PowerCenter and SQL for data integration, transformation, and quality assurance. Adept at collaborating with stakeholders to deliver efficient data solutions that drive business insights and operational success.
Skills : Data Warehousing, SQL, ETL Tools, Data Modeling
Description :
Developed robust ETL packages using SSIS to enhance data mart functionalities.
Resolved issues related to benefit enrollment transactions, improving ETL processes and design.
Created a comprehensive data schedule, integrating time-coded data from multiple sources for analysis.
Ensured compliance with HIPAA standards by consolidating operational processes and upgrading EDI systems.
Standardized data mappings using IDQ transformations to enhance data accuracy and validation.
Collaborated with clients to gather requirements for data cleansing and remediation strategies.
Built logical and physical data models for dimensional modeling initiatives.
Experience
10+ Years
Level
Management
Education
M.S. CS
Senior ETL Developer/Lead Resume
Summary : Dynamic Senior ETL Developer with a decade of experience in architecting and optimizing ETL solutions. Expertise in utilizing Talend, IBM DataStage, and SQL for data integration and transformation. Proven ability to lead cross-functional teams in delivering high-quality data solutions that enhance operational efficiency and drive business insights.
Skills : Data Migration, Informatica, Talend, Apache Nifi, SSIS
Description :
Executing UHG Talend Migration Project as an ETL specialist, transitioning from DataStage to Talend Studio with Hadoop.
Building scalable distributed data solutions leveraging Hadoop technologies.
Leading hands-on ETL migration processes from DataStage 8.7 to Talend Studio.
Designing and deploying ETL processes for the data warehouse using Hadoop Pig and Hive.
Collaborating with data warehouse teams to optimize ETL processes and performance tuning.
Managing data imports from various sources, performing ETL and ELT operations into HDFS.
Extracting data from Oracle 12c, transforming, and loading it into HDFS using Talend.
Experience
10+ Years
Level
Management
Education
M.S.
Senior ETL Developer III Resume
Summary : Dynamic Senior ETL Developer III skilled in leveraging advanced ETL tools and methodologies. Successfully led multiple data integration projects, improving data processing efficiency by 30% and ensuring timely delivery of critical business intelligence.
Skills : SQL Server Integration Services, Shell Scripting, Secure Shell Protocol, PuTTY, Toad for SQL
Description :
Analyzed and documented functional requirements for legacy systems, ensuring optimal ETL design.
Extracted business rules from stored procedures, validating compliance with CMS guidelines.
Developed module architectural and interface design documents for comprehensive ETL solutions.
Created a requirements traceability matrix to facilitate project monitoring and deliverables tracking.
Exported IDQ mappings as applets in PowerCenter for data validation and auditing.
Designed and implemented views, indexes, and sequences to enhance ETL performance.
Developed complex mappings to reconcile payment discrepancies for healthcare clients, maximizing accuracy.
Experience
10+ Years
Level
Consultant
Education
B.Sc. CS
Sr. ETL Developer Resume
Summary : Innovative Senior ETL Developer with a robust 10-year track record in designing, implementing, and optimizing ETL frameworks. Proficient in utilizing Informatica PowerCenter and SQL to drive data integration and transformation. Committed to leveraging analytics to deliver actionable insights that enhance business operations and decision-making.
Skills : Spark, Oracle, MySQL, PostgreSQL, Data Lakes
Description :
Analyzed business requirements and designed ETL solutions using Informatica PowerCenter.
Prepared functional and technical design documents to align with project specifications.
Authored documentation detailing program development, logic, and optimizations, significantly reducing runtime.
Led the upgrade of Informatica from version 9.1 to 9.5, enhancing system capabilities.
Implemented error-handling mechanisms, logging errors, and notifying stakeholders via email alerts.
Managed code retrofitting for QA environments, providing ongoing support for UAT and bug fixes.
Monitored batch processes in production, addressing issues promptly to maintain operational integrity.
Experience
10+ Years
Level
Consultant
Education
B.S. CS
Data Integration ETL Developer Resume
Objective : Accomplished ETL Developer with 5 years of experience in data integration and ETL processes. Skilled in leveraging Informatica PowerCenter and advanced SQL for transforming and loading data efficiently. Adept at collaborating with cross-functional teams to meet business requirements and enhance data quality. Passionate about utilizing data to drive strategic decisions and optimize operational performance.
Skills : Informatica Powercenter, Apache Nifi, Data Integration, Data Quality, Data Mapping
Description :
Participated in the Financial Processing Program, focusing on ETL design and execution.
Designed and executed test cases for unit and integration testing to ensure data integrity.
Utilized SAFR ETL tools to develop scalable architectures for financial reporting.
Created Extract Views and Summary Views to meet business requirements efficiently.
Generated metadata documentation for Logical Records and Physical files.
Mapped fields from source data to views based on defined business requirements.
Analyzed metadata discrepancies between SAFR environments using DB2 SPUFI.
Experience
2-5 Years
Level
Junior
Education
BSc CS
Database ETL Developer Resume
Summary : Accomplished Database ETL Developer with over 10 years of expertise in designing, implementing, and optimizing ETL processes using Informatica PowerCenter and SQL. Proven ability to streamline data integration and enhance data quality across diverse industries. Passionate about leveraging analytics to deliver actionable insights that propel business growth.
Skills : Unix Scripting And Administration, Metadata Management, Scripting, Shell Scripting, Data Visualization
Description :
Developed and optimized ETL processes to support data integration and data warehousing initiatives.
Designed data models using Erwin to align with client requirements, enhancing data accessibility.
Created detailed design and technical documentation from functional specifications, ensuring clarity in implementation.
Conducted knowledge transfer sessions for end-users, producing comprehensive guides on ETL processes.
Managed Teradata production and development systems, overseeing data loads from multiple flat file sources.
Wrote SQL scripts for data validation and transformation, ensuring high data integrity and quality.
Implemented Mapplets and reusable transformations to streamline development efforts across projects.
Experience
7-10 Years
Level
Management
Education
BSc
ETL Developer Resume
Headline : Innovative ETL Developer with 7 years of experience in crafting and optimizing ETL solutions using Informatica PowerCenter and SQL. Demonstrated ability to enhance data quality and streamline data integration processes across various industries. Passionate about transforming complex data into strategic insights that empower data-driven decision-making.
Skills : Data Integration Tools, Data Migration, Aws, Azure, Data Lakes
Description :
Created functional and technical design documents for ETL processes based on business requirements.
Developed PL/SQL procedures for ETL operations, collaborating with business users and system owners.
Played a key role in upgrading Informatica Power Center from version 7.1.3 to 8.5.1, ensuring minimal disruption.
Designed and implemented Informatica mappings for efficient data extraction, transformation, and loading.
Conducted performance tuning and resolved bottlenecks in production processes.
Developed scalable processes to manage high data volumes within specified load windows.
Collaborated with cross-functional teams for continuous process improvement and best practices implementation.
Experience
5-7 Years
Level
Senior
Education
B.S. in CS
ETL Tester Resume
Objective : Enthusiastic ETL Tester with 2 years of experience in validating ETL processes, ensuring data integrity, and enhancing data quality. Proficient in developing comprehensive test plans and executing test cases to identify issues in data workflows. Eager to leverage analytical skills to contribute to successful data integration projects and optimize operational efficiency.
Skills : Database Communication And Management, Api Integration, Business Intelligence, Reporting Tools
Description :
Participated in the full lifecycle of ETL testing, from requirements gathering to execution and reporting.
Developed and executed detailed test plans and test cases for ETL processes, ensuring data accuracy and integrity.
Validated data transformations and data loading processes, identifying discrepancies and recommending solutions.
Collaborated with data engineers to troubleshoot and resolve ETL-related issues in a timely manner.
Documented test results and maintained testing artifacts to support compliance and auditing requirements.
Utilized SQL queries to validate data against source systems and ensure quality standards were met.
Assisted in the creation of user acceptance testing (UAT) scripts and supported end-user testing activities.
Experience
0-2 Years
Level
Entry Level
Education
B.Sc. CS
ETL Developer Resume
Objective : ETL Developer with 2 years of experience in designing and optimizing ETL workflows using Informatica PowerCenter. Skilled in data integration from diverse sources, enhancing data quality, and implementing performance improvements. Eager to apply analytical capabilities to convert complex datasets into strategic insights that support business objectives.
Skills : Data Communication Skills, Database Management, Etl Scripting, Etl Tools, Etl Development And Integration
Description :
Monitored and managed production ETL jobs, ensuring timely execution and issue resolution.
Executed ad-hoc workflows to address failures and maintain data integrity.
Facilitated daily and weekly project status meetings to align team efforts.
Conducted root cause analysis for long-running jobs and implemented performance tuning strategies.
Oversaw weekly and monthly release activities for ETL updates.
Developed complex SQL queries and procedures to enhance data processing capabilities.
Collaborated with stakeholders to gather requirements and design ETL mappings in Informatica.
Experience
0-2 Years
Level
Fresher
Education
B.S. in CS
Senior ETL Developer Resume
Summary : Seasoned ETL Developer with 10 years of extensive experience in designing, implementing, and optimizing robust ETL processes using Informatica PowerCenter and SQL. Expertise in data integration, performance tuning, and ensuring data quality across diverse sectors. Driven to deliver actionable insights that enhance decision-making and operational efficiency.
Skills : Agile Methodologies, Version Control, Data Transformation, Cloud Technologies, Google Cloud
Description :
Designed and developed complex ETL mappings and workflows to load data into Oracle databases.
Created and optimized transformations such as Source Qualifier, Lookup, and Update Strategy to enhance data processing.
Configured and monitored sessions and workflows using Informatica Server Manager to ensure timely data delivery.
Conducted performance tuning of ETL processes, identifying bottlenecks and implementing solutions to improve efficiency.
Participated in requirements gathering and analysis to align ETL processes with business objectives.
Executed comprehensive testing, including unit, integration, and user acceptance testing, to ensure data integrity.
Authored and maintained detailed ETL documentation, including run books and troubleshooting guides.
Experience
10+ Years
Level
Management
Education
B.Sc. CS
Intermediate ETL Developer Resume
Objective : Accomplished ETL Developer with 5 years of experience specializing in designing and optimizing ETL processes using Informatica PowerCenter and SQL. Proven expertise in enhancing data quality and integrating complex data sources to meet business requirements. Committed to delivering actionable insights that empower strategic decision-making and improve operational efficiency.
Skills : Talend Etl, Postgresql, Big Data Technologies, Data Quality Assurance
Description :
Developed ETL programs using Informatica PowerCenter to fulfill complex business requirements.
Engaged with business stakeholders to clarify requirements and address issues promptly.
Provided ongoing production support, troubleshooting data issues effectively.
Conducted performance tuning at both functional and mapping levels.
Minimized data transfer by utilizing optimized relational SQL queries.
Leveraged various transformations in Informatica to create robust data mappings.
Managed the transition of mappings, sessions, and workflows from development to UAT environments.
Experience
2-5 Years
Level
Junior
Education
B.Sc. CS
ETL Developer Resume
Objective : ETL Developer with 2 years of experience specializing in developing and optimizing ETL workflows using Informatica PowerCenter. Skilled in data integration and transformation, I excel in enhancing data quality and performance. My analytical approach allows me to deliver actionable insights that align with business goals and support data-driven decision-making.
Skills : Sql Development, Data Loading, Data Aggregation, Cloud Data Solutions, Nosql Databases
Description :
Designed and implemented ETL processes using Informatica PowerCenter to ensure efficient data flows.
Utilized various transformations to optimize data extraction and loading based on business requirements.
Conducted performance tuning of ETL workflows, improving overall system efficiency.
Collaborated with stakeholders to gather requirements and translate them into technical specifications.
Created and maintained documentation for ETL processes to ensure compliance and knowledge transfer.
Performed data quality checks to ensure accuracy and integrity of integrated data.
Engaged in troubleshooting and resolving ETL process issues to minimize downtime.
Experience
0-2 Years
Level
Entry Level
Education
B.Sc. CS
ETL Analyst Resume
Headline : Accomplished ETL Analyst with 7 years of expertise in designing, implementing, and optimizing ETL workflows using Informatica PowerCenter and SQL. Proficient in data integration, ensuring data quality, and transforming complex datasets into actionable insights that align with business objectives. Dedicated to enhancing operational efficiency and supporting strategic decision-making through data-driven solutions.
Skills : N/a, Advanced Sql, Data Warehousing, Talend, Oracle
Description :
Collaborated with business analysts to gather requirements and translate them into technical specifications for the enterprise data warehouse.
Executed full ETL lifecycle processes, including Extraction, Transformation, and Loading of data using Informatica.
Developed System Requirement Specification and Functional Requirement Document based on comprehensive analysis.
Created conceptual, logical, and physical data models of the star schema using ERWIN.
Utilized Informatica Client tools extensively, including Source Analyzer, Mapping Designer, and Workflow Manager.
Designed and developed Informatica packages tailored for critical business functions in the Equity Capital Market.
Established daily audit and reconciliation processes to ensure data quality within the data warehouse.
Experience
5-7 Years
Level
Senior
Education
B.Sc. CS
ETL Developer Resume
Summary : Accomplished ETL Developer with a decade of experience in designing and optimizing ETL processes using Informatica PowerCenter and SQL. Expertise in data integration, performance tuning, and ensuring data quality across various sectors. Committed to delivering insightful analytics that drive strategic business decisions and enhance operational efficiency.
Skills : Cloud Data Services, Data Pipeline, Data Profiling, Data Extraction, Data Cleansing
Description :
Conducted comprehensive requirements gathering sessions with stakeholders to assess data integration needs.
Designed, developed, and deployed ETL processes in Informatica PowerCenter to streamline data workflows.
Created and managed reports using SSRS, transforming complex data into user-friendly dashboards.
Implemented performance tuning strategies for SQL queries and ETL processes, significantly enhancing execution speed.
Drafted detailed documentation for ETL processes, including metadata and technical guides for future reference.
Executed thorough testing and validation procedures to ensure data integrity and quality throughout the ETL lifecycle.
Collaborated with database teams to design optimal database structures and maintain referential integrity.
Experience
7-10 Years
Level
Management
Education
M.S.
SQL Developer (ETL Focus) Resume
Headline : Proficient SQL Developer with 7 years of extensive experience in designing and optimizing ETL processes using Informatica PowerCenter and SQL. Skilled in implementing data integration strategies and ensuring data quality across complex environments. Focused on translating intricate data challenges into effective solutions that support organizational goals and enhance decision-making.
Skills : Ssis, Java Programming For Etl, Mysql, C Programming For Data Processing, Data Governance
Description :
Collaborated with business users to gather requirements and prepare Technical Specification Documents (TSD) for ETL mappings.
Conducted rigorous testing of stored procedures, unit tests, and integration tests for Informatica sessions and target data.
Executed extensive data cleansing processes prior to staging data from flat files.
Implemented Slowly Changing Dimensions (Type 2) for effective data tracking.
Scheduled batches and sessions using PowerCenter Workflow Manager to ensure timely data loads.
Utilized Maestro for job scheduling to streamline data loading into targets.
Leveraged SSIS to construct a comprehensive Data Warehouse for reporting purposes.
Experience
5-7 Years
Level
Senior
Education
B.Sc. CS
ETL Developer Resume
Summary : Accomplished ETL Developer with 10 years of extensive experience in architecting, developing, and optimizing ETL workflows using Informatica PowerCenter and SQL. Proven expertise in data integration, performance tuning, and ensuring high data quality standards. Dedicated to transforming complex datasets into actionable insights that support strategic business initiatives.
Managed the RDW Protocol Programs, loading repair flat files from ASC repair centers.
Provided production support for major and minor projects, including maintenance requests and bug fixes.
Developed SQL and PL/SQL scripts to migrate data from ASC repair Protocol files to Oracle databases.
Performed database administration tasks, managing tables, indexes, views, and procedures.
Conducted performance tuning of Oracle databases through partitioning and indexing strategies.
Enhanced application performance by optimizing SQL queries and PL/SQL procedures.
Created packages to retrieve complex data from remote databases using advanced SQL techniques.
Experience
10+ Years
Level
Management
Education
B.Sc. CS
ETL Developer - Application Programmer Resume
Objective : Skilled ETL Developer with 5 years of comprehensive experience in designing, implementing, and optimizing ETL processes using Informatica PowerCenter and SQL. Proven expertise in enhancing data quality and streamlining data integration across diverse platforms. Eager to leverage analytical capabilities to transform complex datasets into strategic insights that drive informed business decisions.
Skills : Advanced Sql Proficiency, Informatica, Sql, Sql Server, Big Data
Description :
Designed, developed, and implemented ETL jobs to efficiently load data into data marts from various sources.
Collaborated with business stakeholders to gather and analyze requirements for data integration projects.
Created comprehensive Source-Target Mapping documents for multiple dimensions and fact tables.
Modified ETL jobs to meet evolving business reporting needs on a monthly and quarterly basis.
Developed ETL processes to extract, transform, and load data from files, Oracle, Teradata, and SQL Server databases.
Executed complex data transformations from Oracle to Teradata, ensuring compliance with specifications.
Utilized Teradata utilities like Multi Load and Fast Load to optimize data loading processes into the data warehouse.
Experience
2-5 Years
Level
Junior
Education
BSCS
ETL Developer Resume
Headline : Detail-oriented ETL Developer with over 5 years of experience in designing, developing, and implementing ETL processes. Proficient in SQL, Python, and data warehousing concepts. Skilled in optimizing data flows and ensuring data integrity. Strong problem-solving abilities and a passion for transforming raw data into actionable insights to support business intelligence initiatives.
Skills : Data Reporting And Visualization, Data Lineage, Data Architecture, Automation, Java
Description :
Engaged with stakeholders to gather requirements and define business and functional specifications.
Served as Analyst and Programmer, creating technical specifications and overseeing the design, development, and maintenance of ETL processes.
Executed data extraction, transformation, and loading (ETL) processes into target data warehouses using Informatica PowerCenter.
Developed detailed mappings between source and target systems utilizing Mapping Designer.
Participated in the full software development lifecycle (SDLC), including analysis, design, development, implementation, quality assurance, and maintenance.
Worked with diverse data sources, including Oracle, Teradata, and flat files, to populate the target Oracle data warehouse.
Constructed complex Informatica mappings using various transformations for efficient data population.
Experience
5-7 Years
Level
Senior
Education
B.S. in CS
ETL Developer - Oracle PL Specialist Resume
Summary : Seasoned ETL Developer with 10 years of specialized experience in Oracle PL/SQL and Informatica for efficient data integration. Demonstrated success in architecting ETL solutions that optimize data quality and enhance performance across various domains. Eager to drive strategic insights and operational efficiencies through innovative data transformation techniques.
Skills : Hadoop Ecosystem, Spark Etl, Azure Data Factory, Data Pipeline Development, Tableau
Description :
Analyzed business data requirements to design effective ETL solutions.
Documented technical specifications and detailed designs for complex ETL processes.
Created source-to-target mappings and ETL specifications to guide data transformation.
Participated in all project life cycle phases, ensuring quality and efficiency.
Produced comprehensive documentation including ETL mappings, architecture, and test cases.
Utilized Informatica tools like Repository Manager and Workflow Monitor for effective project management.
Developed complex mappings and reusable transformations in Informatica PowerCenter.
Experience
7-10 Years
Level
Management
Education
BSc CS
ETL Developer - Data Analyst Resume
Objective : Results-driven ETL Developer with expertise in data integration and transformation. Over 6 years of experience in using tools like Informatica and Talend to build efficient ETL pipelines. Adept at collaborating with cross-functional teams to gather requirements and deliver high-quality data solutions. Committed to improving data quality and performance through innovative approaches.
Gathered and analyzed business requirements to define technical specifications for ETL mappings.
Converted logical data models into physical designs, ensuring optimal data types and constraints.
Integrated data from multiple sources including databases, APIs, and flat files.
Reviewed source systems and devised effective data acquisition strategies.
Customized data models to support real-time data integration from multiple sources.
Designed and developed Informatica mappings to efficiently load data into operational data stores and data marts.
Conducted thorough testing and validation of ETL processes to ensure data integrity and quality.
Experience
2-5 Years
Level
Junior
Education
BSc CS
ETL Developer Resume
Objective : ETL Developer with 2 years of experience in designing and implementing ETL workflows using Informatica PowerCenter. Proficient in optimizing data integration processes and ensuring data quality. Eager to apply strong analytical skills to convert complex datasets into actionable insights that enhance operational efficiency.
Skills : Data Warehousing Concepts, Etl Process Optimization, Debugging, Technical Documentation, Collaboration
Description :
Developed ETL mappings based on design documents, ensuring adherence to naming conventions.
Coordinated with offshore teams on infrastructure and integration projects.
Collaborated with BI teams to support reporting and analytics needs.
Implemented business logic and data cleansing processes for staging data.
Automated cube refresh processes post-data loading to enhance efficiency.
Conducted performance tuning and data consistency checks to optimize ETL workflows.
Developed stored procedures and views to support data extraction and transformation.
Experience
0-2 Years
Level
Entry Level
Education
B.Sc. CS
Asst. ETL Consultant Resume
Objective : 8+ years of ETL Consultant career reflecting experience in the field of Information Technology as a DataStage/ETL Developer in Enterprise Data Warehousing (EDW),
Skills : MS Office, Management, SQL Server, ETL Process Design, Data Warehousing
Description :
Lead solution design and be responsible for the quality, on-time delivery.
Lead functional part of the work with specific software solution on consulting projects.
Conduct functional requirements gathering and documentation.
Coordinate with Senior Technical Consultant to ensure timely completion of technical requirements.
Work on the reporting solution to generate reports.
Work with specific software solution on consulting projects.
Develop competencies in various SAS solutions
Experience
2-5 Years
Level
Junior
Education
B.Sc. CS
ETL Consultant Resume
Headline : ETL Consultant responsible for creating, enhancing and troubleshooting Reports in both Active Reports and BI Publisher as well as help support the development team in their support of the agency's custom SOA based web applications using the technologies mentioned above, as well as ETL utilities, scripts and SQL stored procedures.
Skills : Development, Management, Talend Open Studio, Apache Nifi, Data Integration
Description :
Leads design and development efforts, as well as system configuration and development, unit testing, and ETL / BI testing efforts.
Manages defects and change requests.
Leads ETL and BI workshops and discussions.
Responsible for status meetings and status reporting.
Responsible for project delivery, risk, and issue resolution management.
Participates in proposal response for technical areas.
Strives to constantly improve the application development and maintenance processes and tools.
Experience
5-7 Years
Level
Executive
Education
B.Sc. CS
Junior ETL Engineer Resume
Objective : Passionate Junior ETL Engineer with 2 years of experience in developing and optimizing ETL workflows. Proficient in utilizing data integration tools to enhance data quality and streamline processes. Committed to collaborating with teams to deliver reliable data solutions that drive informed decision-making and improve operational efficiency.
Skills : Data Integration Tools, Data Profiling, Business Intelligence, Reporting Tools, Agile Methodologies
Description :
Designed and developed ETL workflows to support data integration needs.
Optimized existing ETL processes, improving performance and data quality.
Conducted data validation and testing to ensure integrity and accuracy.
Documented ETL processes and workflows for improved team collaboration.
Participated in troubleshooting and resolving ETL-related issues.
Maintained data integration tools and utilities for seamless operations.
Collaborated with data analysts to gather requirements, ensuring ETL solutions met business needs.
Experience
0-2 Years
Level
Junior
Education
B.S. in CS
ETL Engineer Resume
Summary : Detailing a decade of expertise in ETL engineering, I excel in designing and optimizing data pipelines that enhance data quality and integration. Proficient in utilizing tools such as Informatica PowerCenter and SQL, I am committed to delivering robust solutions that drive business intelligence and operational efficiency. My focus lies in transforming complex data into actionable insights that empower strategic decision-making.
Skills : Apache Spark, Apache HBase, Data Cleansing, Data Aggregation, API Integration
Description :
Designed and implemented ETL processes to facilitate data integration and transformation.
Optimized data pipelines to enhance performance and reduce processing times.
Collaborated with cross-functional teams to ensure seamless data flow and reporting.
Conducted data quality assessments, improving accuracy across multiple data sources.
Utilized SQL for data analysis and troubleshooting within ETL workflows.
Engaged in performance tuning of ETL jobs, leading to significant efficiency gains.
Developed data pipelines using Apache Spark, reducing data load times by 40%.
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