Abdul hameed K.

Abdul hameed K.

Database Architect, Oracle to Postgres, MongoDB, Cassandra(NOSQL) Migration Consultant.

Chennai , India

Experience: 17 Years

Abdul hameed

Chennai , India

Database Architect, Oracle to Postgres, MongoDB, Cassandra(NOSQL) Migration Consultant.

38400 USD / Year

  • Immediate: Available

17 Years

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About Me

Database Architect with 10+ Years of Rich Experience on ORACLE Database and 5+ years on Data migration and Conversion from oracle to PostgreSQL (Open Source, AWS, RDS), Mongo DB and Cassandra (NOSQL) databases.

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Portfolio Projects

Description

  • Part of Database Development team as Lead.
  • Requirement Gathering, writing Technical Design Documents, taking customer calls for clarifications/design changes.
  • Interacting with Onsite development team.
  • Complete ownership of the project delivery.
  • Handling reported L3 Production support issues.
  • Trouble shooting Production support issues and fixing.
  • Database design, provide solutions to application developers
  • Writing SQLs, PL-SQL (triggers, stored procedures, packages, functions) for the product.
  • Complete ownership of Scripts.
  • Converting Oracle code objects to Postgres after every product main release.
  • Update data model and generate HTML reports up-to-date.

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Description

  • 10+ Years of Rich Experience on ORACLE Database and 6+ years on Data migration / Conversion from oracle to PostgreSQL (Open Source, AWS), Mongo DB and Cassandra (NOSQL) databases.
  • Administering on-prem and AWS PostgreSQL RDS databases.
  • Migrating Data from Oracle to PostgreSQL using Ora2PG and AWS SCT & DMS.
  • Creating Data migration project plans from Oracle to open source, NO SQL databases.
  • Hands on experience on Oracle to SQL Server, Postgressql, Mongo DB and Cassandra conversion.
  • Hands on experience on converting products from costly relational databases to open source and NOSQL databases.
  • Hands on experience on installing Oracle, Sybase, SQL Server, Postgresql, Mongo DB and Cassandra on Linux/Windows Environments.
  • Having strong programming skills writing stored procedures, functions, triggers and packages in Oracle (PL-SQL) and PostgreSQL. Hands on experience on writing complex views and Materialized views.
  • Maintaining DB scripts for releases.
  • Handling L3 production support issues. Troubleshooting and fixing L3 production support issues.
  • Hands on Data uploading using SQL Loader, Pg_Dumps.
  • Hands on experiences on tuning the long running SQLs and bottleneck queries to gain effective performance under critical situations by well-known tactics.
  • Know-how to construct the SQLs to work effectively on huge databases that contains as large as TB of data.
  • Leading / mentoring team of senior software engineers in ODC and interacting with US client operations.
  • Upgrading databases.
  • Writing scripts to resolve client reported issues.
  • Providing support to client production databases around 24X7.
  • Hands on experience on developing forms and reports
  • Visiting Onsite to train the customer, UAT support and Project Go-Live.

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Description

  • Part of product development database team as Lead.
  • Update, maintain data model.
  • Database design, provide solutions to application developers
  • Write database tools and data modeling.
  • Writing SQLs, PL-SQL (triggers, stored procedures, packages, functions) for the product.
  • Trouble shooting client reported issues and fixing them.
  • Complete ownership of Scripts.
  • Upgrading client databases.
  • Converting Oracle code objects to Postgres after every product main release.
  • Update data model and generate HTML reports up-to-date.

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Description

  • Leading/Mentoring PL-SQL team.
  • Writing SQLs, PL-SQL (triggers, stored procedures, packages, functions) for the product.
  • Involved in complete SDLC of product development.
  • Troubleshooting Client reported defects.
  • Complete owner for Database upgrade scripts of maintenance releases and letter releases.
  • Tuning SQLs in application / Crystal reports for better performance.
  • Resolving performance issues arising due to substantial growth of customer’s table’s size.
  • Providing support to Client Operations on interface developments.
  • Involved in Oracle to SQL Server conversion and converted Oracle packages, procedures, functions and SQLs to SQL Server (T-SQL).

Certified ISO auditor and internal auditor.

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