Jisha John

Experience

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  ISRO

  Nov 2010 - May 2011

  Project Intern
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  NTT DATA

  Dec 2011 - May 2015

  Application Developer
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  LTIMindtree

  May 2015 - Jul 2018

  Senior Business Intelligence Developer
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  Robert Bosch Engineering and Business Solutions Private Limited

  Sept 2018 - Feb 2019

  Senior Data Engineer

  ‣ Designed and implemented data warehousing solutions for BI and analytics.‣ Developed optimized ETL processes using Spark and SQL on AWS EC2.‣ Ensured high availability of data pipelines from S3 and Google Analytics.‣ Automated ETL workflows to boost efficiency and reduce manual tasks.‣ Improved data quality by tuning SSIS packages and stored procedures.‣ Collaborated with Business Analysts on data mapping and integration.‣ Improved data governance practices across cross-functional teams. عرض أقل

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  Amaris Consulting

  Apr 2019 - Sept 2019

  Consultant Big Data Engineer

  ‣ Designed data warehouse architectures, ETL processes, and managed project resources.‣ Developed batch and streaming ETL applications using Spark on AWS EMR, AWS Glue, and Kubernetes.‣ Optimized data processing by transitioning ETL jobs to HDFS, reducing batch load times.‣ Migrated legacy ETL solutions to Spark Streaming and Kudu, modernizing data pipelines.‣ Preprocessed large datasets (Avro, Parquet, JSON) for efficient data management.‣ Built Power BI models integrating Azure Data Lake and Azure Data Factory for enhanced reporting.‣ Developed Python scripts for automation and web scraping to improve data collection.‣ Collaborated with data scientists and business teams to align solutions with organizational goals.‣ Promoted best practices in data governance and quality assurance to uphold data integrity. عرض أقل

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  Scotiabank

  Sept 2019 - Mar 2022

  Technical Project Lead

  ‣ Led a team in AML and Data Insights to meet regulatory reporting requirements.‣ Acted as the techn liaison for the AML team, gathering requirements and facilitating communication.‣ Established data governance processes to maintain data quality and compliance.‣ Collaborated with compliance to improve security and mitigate financial risks.‣ Improved performance by managing the transition from legacy systems to cloud-based solutions.‣ Enhanced the FCRM application by integrating custom reporting features.‣ Designed and optimized ETL pipelines, significantly reducing processing time.‣ Utilized Kafka and Spark Streaming to extract and process real-time data in Parquet format on HDFS.‣ Automated business applications with Python and PowerShell scripts for operational efficiency.‣ Developed an audit process to monitor operational tasks through batch and shell scripts.‣ Managed project Requests for Change (RFCs) using Agile methodologies to prioritize tasks.‣ Led training sessions on ETL processes and cloud technologies to enhance team skills.‣ Created documentation for system architecture to support onboarding of new team members.‣ Promoted Agile practices by leading planning sessions and reviews to foster team improvement.‣ Received the Culture Catalyst - Best of the Best award in 2021 for contributions to workplace culture. عرض أقل

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  Accenture

  Apr 2022 - now

  Data Engineering, Management and Governance Manager

  • Designed and implemented frameworks for the migration of 1,200 jobs for a couple of petabytes of daily processed data across business units and environments from a Big data Hadoop platform to a Azure Databricks based platform.• Developed strategies to speed up cloud adoption with a focus on data accuracy and operational efficiency.• Created tailored migration plans and created reusable components to meet client needs and supported efficient data and workload transfers.• Established best practices and standardized processes for consistent, reliable migration outcomes.• Enhanced governance protocols to uphold security, compliance, and operational continuity during migrations.• Built reusable tools for data ingestion, ETL, orchestration and ongoing monitoring.• Developed a data platform with secure access, analytics, AI/ML capabilities, and data protection to improve workflows and reduce costs.• Used Azure Data Lake Storage Gen 2, Delta Lake, Databricks Spark, Azure Data Factory, Azure Synapse, and Datadog to construct a scalable platform.• Created solutions to load over 20 types of data into ADLS Delta Lake for more efficient data management.• Worked on internal tooling for models to comply to responsible AI principles and Gen AI automation tools for AMS and IMS.• Led initiatives to catalog and assess existing data and workflows. This helped provide insights across the organization.• Collaborated with teams to support smooth integration and alignment throughout migration processes.• Promoted a culture of continuous improvement and innovation within the engineering team.• Hire, mentor and grow within the Data and AI technology consulting practice. عرض أقل