Reshma Chakkalakkal Mukesh
Eagan,MN
Summary
Detail-oriented Hadoop designs, develops and maintains highly scalable, secure and reliable data structures. Accustomed to working closely with system architects, software architects and design analysts to understand business or industry requirements to develop comprehensive data models. Proficient at developing database architectural strategies at the modeling, design and implementation stages. Responsive expert experienced in monitoring database performance, troubleshooting issues and optimizing database environment.
Possesses strong analytical skills, excellent problem-solving abilities, and deep understanding of database technologies and systems. Equally confident working independently and collaboratively as needed and utilizing excellent communication skills. Hardworking and passionate job seeker with strong organizational skills eager to secure data engineer position. Ready to help team achieve company goals. Detail-oriented team player with strong organizational skills. Ability to handle multiple projects simultaneously with a high degree of accuracy.
Overview
6
6
years of professional experience
Work History
Senior Data Engineer
MGIC
04.2021 - Current
- Collaborated on ETL (Extract, Transform, Load) tasks, maintaining data integrity and verifying pipeline stability.
- Designed and implemented scalable applications for data extraction and analysis.
- Designed and implemented effective solutions and models to store and retrieve data from AWS S3 using python.
- Prepared documentation and analytic reports, delivering summarized results, analysis and conclusions to stakeholders.
- Analyzed complex data and identified anomalies, trends, and risks to provide useful insights to improve internal controls.
- Contributed to internal activities for overall process improvements, efficiencies and innovation.
- Explained data results and discussed how best to use data to support project objectives.
- Communicated new or updated data requirements to team.
- Compiled, cleaned and manipulated data for proper handling.
- Developed polished visualizations to share results of data analyses.
Java Developer
Thrivent Financial
12.2020 - 02.2021
- Applied scripting knowledge to supplement Java development.
- Wrote, modified and maintained software documentation and specifications.
- Develop java code in spring boot to pull data from precisely based on different criteria’s and perform validation and filtering before storing into graph database based on business logic.
- Reviewed code and debugged errors to improve performance.
- Collaborated in team-based, Agile environment to accomplish objectives by deadlines.
- Develop java code for rest Api calls for writing into graph database
Develop test cases for the continuous integration. Deployment using openshift - Determined coding requirements for specialized scripts.
- Developed robust Java code for spring boot applications.
- Investigated issues and defects to determine problem root cause and formulate corrective action recommendations.
- Worked with business teams to understand needs and address production questions.
- Participated in requirements gathering and design development meetings.
- Set up scripts, test case and automation protocols.
- Contributed ideas and suggestions in team meetings and delivered updates on deadlines, designs, and enhancements.
- Documented software development methodologies in technical manuals to be used by IT personnel in future projects.
- Analyzed work to generate logic for new systems, procedures and tests.
- Estimated work hours and tracked progress using Scrum methodology.
Senior Big Data Developer
Prime Therapeutics LLC
04.2020 - 10.2020
- Engaged with business representatives, business analysts and developers and delivered comprehensive business-facing analytics solutions.
- Analyze the business logic for moving the files between different layers
- Worked in hybrid environment where legacy and data warehouse applications and new big-data applications co-existed.
- Compiled, cleaned and manipulated data for proper handling.
- Analyzed large datasets to identify trends and patterns in customer behaviors.
- Develop spark codes for data comparison
- Develop scripts for loading into kudu tables through impala
- Develop python airflow jobs for scheduling spark codes
- Develop CICD pipeline for deployment through jenkins using ansible towers
- Self-motivated, with a strong sense of personal responsibility.
- Skilled at working independently and collaboratively in a team environment.
- Worked effectively in fast-paced environments.
- Proven ability to learn quickly and adapt to new situations.
Big Data Design Lead
AbbVie
06.2017 - 03.2020
- Assisted in organizing and overseeing assignments to drive operational excellence.
- Supported multi-discipline teams to provide design solutions that balanced customer requirements for performance and cost.
- Collaborated and shared processes with colleagues and peers.
- Understanding the business requirements, current technology challenges & issues.
- Preparing Design Documents ( Hive Mapping Documents), Data Mapping documents.
- Analyzed data from a variety of data sources to present a cohesive view of the data and completed data profiling on various source systems to understand the data
- data analysis and architect activities for creating conceptual, logical and physical Data model prior to development
- Design the environment to facilitate the core components such as Source data push / pull, transformations on data, loading data into Hive warehouse and archive source data for back-up and recovery
- Developed python scripts to copy SAP files from edge node to HDFS and copying into s3 in AWS for backup
- Developed python scripts to create tables on the fly with new set of data files
- Developed spark codes using pyspark for analysis
- Developed shell scripts to python scripts
- Scheduled python scripts using autosys
- Created habse tables and phoenix queries to analyze the website data
- Exported the analyzed data to the relational databases using Sqoop for visualization and to generate reports for the BI team
- Migrating the Projects into new Hadoop platform and experience in Hadoop cluster migration activities which is hosted on AWS
Coordinating, managing and guiding offshore team during the development
Skills
- AWS (S3, jupyter notebook, glue)
- Apache Hadoop (Hive, Impala, Kafka, Hbase)
- Apache spark
- Airflow
- Java, Python
- Git and Jenkins
- Different file formats (parquet, xml, csv, json)
Timeline
Senior Data Engineer
MGIC
04.2021 - Current
Java Developer
Thrivent Financial
12.2020 - 02.2021
Senior Big Data Developer
Prime Therapeutics LLC
04.2020 - 10.2020
Big Data Design Lead
AbbVie
06.2017 - 03.2020
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