Vidya Sagar Chelluri
Database Architect & Lead | Oracle DBA | Multi-Cloud Architect (OCI • AWS • Azure) | Gen AI Professional | Snowflake Admin | Python | Exadata DMA • ZDLRA • Autonomous DB | GoldenGate | Performance Tuning
- Role
- Sr Technical Specialist - Dba at AT&T
- Location
- Hyderabad, TG, IN
- LinkedIn followers
- 500 followers
About Vidya Sagar Chelluri
With over 15+ years of experience in Oracle database administration, I specialize in designing, optimizing, and securing high-performance data environments across cloud and on-premises platforms. As a Technical Specialist at AT & T, I bring deep expertise and precision to every project—delivering resilient architectures, seamless migrations, and intelligent automation.My skillset spans the full Oracle database stack from 9i to 26ai, including RAC, Data Guard, RMAN, MAA, OEM, and GoldenGate (classic, integrated, microservices). I also manage Snowflake cloud environments and build agentic AI workflows using Python. Certified across Oracle, AWS, and Snowflake, I’ve led initiatives on Exadata, ODA, and ZDLRA across diverse OS platforms like Oracle Linux, Solaris.I’m passionate about blending legacy reliability with modern innovation—leveraging AI and automation to future-proof enterprise data infrastructure. Whether tuning SQL, leading cloud transformations, or mentoring teams, I thrive on delivering scalable, secure, and intelligent solutions.I’ve worked extensively in the following technologies:Oracle Cloud Infrastructure - Iaas, Paas, SaasOracle 9i, 10g,11g,12c,19c,26ai DatabasesOracle Maximum Availability ArchitectureOracle RAC 10g,11g,12c,19c,26aiOracle Data Guard 10g,11g,12c,19c,26aiOracle Enterprise Manager 9i, 10g, 11g,12c,13c,24aiOracle RMAN 10g,11g,12c,19c,26aiPerformance and SQL TuningOracle Engineered SystemsGolden Gate classic/integrated and micro services ZDLRA (zero data loss recovery appliance)Snowflake cloud DBAAgentic AI workflowsPython coderOS: Oracle Enterprise Linux, RHEL, Solaris, HP UNIX, AIX and WindowsStorage:Exadata X4-2, X5-2, X6-2 and ExaCC X9MOracle Database Appliance X4-2, X5-2 Professional Certifications- Microsoft Certified Azure Fundamentals 2026- Oracle Cloud Infrastructure 2025 Certified Generative AI Professional- Snowflake SnowPro Core Certified, 2023 - Oracle Cloud Database Migration & Integration Specialist, 2021 - Oracle Cloud Infrastructure Architect Professional, 2021 - Oracle Autonomous Database Cloud Specialist,2019 - Oracle Certified Professional (OCP) – Database Administration 12c - AWS Solution Architect Associate, 2020workshops attended:AWS cloud training by INIT6, May 2020PMP preparation workshop by Mantra, Nov 201918c database administration
Experience
Sr Technical Specialist - Dba
Mar 2022 — Present · Hyderabad, IN
Education
Andhra University
Master of Computer Applications (MCA), Computer Science
2008 — 2011
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