Neelima Tammana
Hyderabad
Summary
Hard-working professional with 6.5 years of proven knowledge in database development across multiple domains. Aiming to obtain a creative and challenging position that gives me an opportunity to improve my technical and leadership skills, while contributing to the symbolic growth of the organization.
Overview
6
6
years of professional experience
1
1
Certification
Work History
Snowflake developer
HP Inc
12.2025 - 05.2026
- Worked on the Snowflake data platform, supporting the development and enhancement of existing SQL scripts based on evolving business requirements.
- Conducted testing of scripts in development and facilitated data migration to UAT.
- Documented changes to support knowledge transfer and future maintenance.
- Supplied data to the UAT team and obtained sign-off for deployment to production.
Data analyst
Sanofi
09.2025 - 12.2025
- Understanding business needs and providing insights.
- Analysed datasets to identify missing values, incorrect, or inconsistent records, ensuring data quality for future reference.
- Documenting methodology and data sources for future reference.
- Working with the stakeholders to understand the requirements, and analyse the data to provide solutions.
Oracle developer
Banco Sabadell
03.2022 - 06.2025
- Worked on the script development using SQL and PL/SQL.
- Created applications (OPC) and scheduled jobs.
- Conducted testing of scripts and analysed job logs with shell scripting.
- Developed FDD, TDD, and test cases for UAT.
- Utilised mainframe TSO for job execution and monitoring.
- Facilitated deployment of builds using Git, Bitbucket, Jenkins, and CDD.
- Submitted service requests for job promotion and execution via ServiceNow.
- Contributed to banking project aimed at enhancing data infrastructure by developing and optimising PL/SQL procedures and packages for regulatory compliance, customer analytics, and operational reporting across core modules such as loans, deposits, and credit cards.
Oracle developer
AT&T
11.2019 - 02.2022
- Developed SQL scripts and generated reports.
- Collaborated with stored procedures, functions, and triggers.
- Supported performance enhancement of production code.
- Monitored production jobs for Java migration applications.
- Conducted testing and debugging using TWS scheduler.
- Participated in telecom project by supporting and developing customer solutions, including SQL scripts and report generation.
Education
B.E - Computer Science and engineering
MVSR engineering college
01-2019
Skills
- Oracle PLSQL
- SQL
- Snowflake
- Unix
Certification
- Microsoft Azure Fundamentals (AZ900)
- Oracle Cloud Infrastructure (OCI) Foundations Associate
- Gen AI essentials
Timeline
Snowflake developer
HP Inc
12.2025 - 05.2026
Data analyst
Sanofi
09.2025 - 12.2025
Oracle developer
Banco Sabadell
03.2022 - 06.2025
Oracle developer
AT&T
11.2019 - 02.2022
B.E - Computer Science and engineering
MVSR engineering college