Overall 2.5 years of professional experience in database design, data warehousing, and application development using Oracle 12c/11g, SQL, PL/SQL, and Oracle Data Integration.
Proficient in all phases of the Software Development Life Cycle (SDLC), including analysis, specification, administration, development, maintenance, testing, and documentation.
Excellent skills in data extraction, transformation, and loading (ETL), database modeling, and data warehousing tools and technologies.
Experienced in Star Schema and Snowflake Dimensional Modeling, with expertise in Data Marts, Facts, and Dimensions.
Strong technical expertise in creating and maintaining database objects such as Tables, Views, Materialized Views, Indexes, Sequences, Synonyms, Database Links, and Directories.
Extensive experience in PL/SQL development, including Stored Procedures, Functions, Packages, Cursors, Collections (Nested tables), Records, Object types, and Triggers.
Proficient with Oracle utilities and tools including SQLLoader, Export/Import, SQLPlus, SQL Developer, and SQL Navigator.
Expert in performance tuning and query optimization, using techniques such as Hints, Partitioning, Bulking, and Indexes, and tuning SQL queries with EXPLAIN PLAN, SQL Trace, and TKPROF.
Experience with Oracle ETL data loading techniques, including UTL_FILE, SQL*Loader, Copy Command, and External Tables from various business source environments.
Exposure to Oracle Applications 11i, particularly Oracle Financials (AR, AP, GL modules) in multi-org, multicurrency environments.
Hands-on experience with Oracle APEX 5.0.3 (Oracle Application Express).
Overview
2
2
years of professional experience
Work History
PL/SQL Developer
Accenture
Hyderabad,India
04.2022 - 12.2022
Developed multiple packages, procedures, functions, and triggers for backend programs using PL/SQL.
Designed logical and physical databases, including star schema design, and identified fact and transaction tables for small business and consumer markets (SBCM) customers.
Created SQL scripts for database objects such as tables, views, sequences and implemented table partitioning and the snapshot process for data warehousing.
Monitored and tuned Oracle 12c database performance, analyzed deadlocks, and conducted code walkthroughs and peer reviews.
Designed ETL processes, loaded customer data from flat files into Oracle tables, and implemented job monitoring and email notifications using Apex 5.0.3.
Developed PL/SQL code for updating payment terms and gained experience in C & C programming on UNIX.
Interacted with business users to gather and analyze requirements, developed ETL process strategies, and provided technical solutions via Minor Development Documents for process change requests.
Designed database schemas and data mapping for client databases, created star schemas using dimensional modeling, and wrote complex SQL queries and PL/SQL procedures for data extraction.
Involved in performance tuning and optimization of SQL queries for a large data warehouse, developed PL/SQL packages, procedures, functions, and automated data processes using UNIX shell scripting.
Designed ETL processes for data extraction, mapping, and conversion, prepared test plans, and created induction manuals and production support documents.
Created and updated database designs and data models. Identified issues within databases, performed troubleshooting and implemented effective solutions.
Collaborated with cross-functional teams to deliver high-quality database solutions within established project timelines.
Modified databases to meet needs and goals determined during planning process.
Oracle Developer. SQL , PL/Senior SQL Developer at TSYS International Global Payment CompanyOracle Developer. SQL , PL/Senior SQL Developer at TSYS International Global Payment Company