STUDENTS & PROFESSIONALS
Learn a skill. Put it into practice.
Explore technical training, mentoring and interview preparation. Chennai classroom and online training across Tamil Nadu.
Explore training✦ 15 years of enterprise IT experience
HEY, I'M SARAVANA KUMAR
Engineering data.
Teaching practical skills.
Building with AI.
Data Engineering & AI Professional · Technical Trainer
15 years of enterprise IT experience. Technical training since 2014. Learn SQL, data engineering and AI through Chennai classroom or online training across Tamil Nadu—or discuss your company’s technical goals.
Data EngineeringAgentic AICloud & SQLMentorship
Oracle Certified AssociateOfficially verifiable credential · 2025
15Years in Enterprise IT
11Years at HCL
4Years at Wipro
1Publicly Verified Credential
Find the right way to work with me
COMPANIES & TEAMS
Discuss your team’s technical goals.
Explore corporate training and consulting enquiries across SQL, data platforms and AI workflows.
Discuss corporate trainingTechnical training since 2014
Alongside my professional IT career, I have provided technical training and mentoring since 2014. My teaching portfolio now spans Oracle SQL, PL/SQL, Power BI, Snowflake, Python, Data Engineering, Generative AI and Agentic AI.
Classroom training is available in Chennai, with online training for learners across Tamil Nadu. Course-specific dates, venue and availability are confirmed during enquiry. The subjects taught have evolved over time; 2014 marks the start of my training journey.
Explore training topics →THE TECHNICAL EDGE
Expertise that goes beyond buzzwords.
Cloud, data, SQL and AI — with a practical focus on architecture, reliability and helping others solve problems.
Data Engineering
Batch pipelines, orchestration, transformations and analytics layers.
BigQueryDataflowComposerDataprocGCS
Agentic AI
Tool-using AI systems, safe workflows and multi-agent solution design.
AI AgentsLLMsRAGHuman approval
SQL & Databases
Data modeling, SQL/PLSQL development and performance investigation.
OraclePL/SQLSnowflakeSQL
Cloud Platforms
Cloud-based analytics, ingestion patterns and data processing systems.
Google CloudMicrosoft FabricDatabricks
Data Governance
Validation, data quality, access controls and reconciliation.
DQIAMMonitoringLineage
Production Support
Debugging jobs, performance issues, incident analysis and safe reruns.
AirflowBigQuery SQLPythonRoot cause
MY JOURNEY
15 years. Two enterprise chapters. One constant: growth.
Built on real-world enterprise technology experience — with current focus on Data Engineering and Agentic AI.
EARLIER CAREER
HCL
11 years
Enterprise IT foundation and long-term technology project experience.
LATER CAREER
Wipro
4 years
Banking domain, Data Governance and data engineering workflows.
TODAY'S FOCUS
Independent Expertise
Data + Intelligent AI
Knowledge sharing, consulting, career guidance and practical innovation.
Experience durations are self-reported. Individual job titles, project dates and client information are intentionally omitted.
PROFESSIONAL PROOF
Certifications & credentials.
An Oracle credential with an official verification link, plus additional self-reported certifications below.
✓ VERIFIED BY ORACLE
Oracle AI Database SQL Certified Associate
Oracle University · Awarded to Saravana kumar K · Issued 6 August 2025
Credential demonstrates knowledge of Oracle SQL concepts, database objects, joins, DML and transactional SQL.
🔒 The official public badge is used; private score-report identifiers are never published.
CONTINUED LEARNING
AI & Data Engineering certifications.
Additional certifications reported as earned by Saravana Kumar. Public verification links are not provided.
Microsoft Azure AI Apps and Agents Developer Associate
Earned, as reported by Saravana Kumar.
Microsoft Multi-Agent AI Solutions Expert
Earned, as reported by Saravana Kumar.
Microsoft Certified: Fabric Data Engineer Associate (DP-700)
Earned, as reported by Saravana Kumar.
Databricks Certified Data Engineer Associate
Earned, as reported by Saravana Kumar.
THE PORTFOLIO
Real experience. Future ideas.
Enterprise experience is clearly distinguished from proposed Agentic AI demonstrations. No fictional project results.
EXPERIENCE-BACKED
Banking Data Engineering & Governance
A conceptual architecture based on banking-domain experience: enterprise sources, GCS ingestion, Dataflow processing, BigQuery staging and curated analytics.
View detailsCAREER EXPERIENCE
HCL — Enterprise Technology Foundation
Eleven years in enterprise IT. Specific project ownership, client assignments and achievements are reserved until verified.
View detailsPROPOSED DEMONSTRATION
Agentic Data Quality Guardian
A proposed AI agent that reviews sample data checks and recommends human-approved corrections. Not a completed product.
View detailsPROPOSED DEMONSTRATION
Data Pipeline Incident Copilot
A proposed read-only assistant for investigating sanitized pipeline logs and suggesting safe diagnostic steps.
View detailsWatch my published Data Engineering lessons
Get a feel for my explanations before discussing a course. These lessons are published on my TechX Instagram profile.
DATA ENGINEERING MASTERCLASS · EPISODE 06 · TAMIL
OLTP vs OLAP: ATM withdrawals & banking analytics
What connects everyday bank transactions with business decisions? Watch the banking example in Episode 06.
Watch Episode 06 on Instagram ↗
Episode details →LESSON 1 · TAMIL & ENGLISH
Data Engineering: the foundation
What data engineers do and how data becomes useful for analytics.
Watch on Instagram ↗LESSON 2 · TAMIL & ENGLISH
How a data pipeline works
Follow an illustrative banking-data journey from source through processing to analytics.
Watch on Instagram ↗LESSON 3 · TAMIL & ENGLISH
ETL vs ELT
Understand where transformation happens and how to reason about the two approaches.
Watch on Instagram ↗LESSON 4 · TAMIL & ENGLISH
Batch vs streaming
Compare grouped processing with continuous data processing.
Watch on Instagram ↗TECHNICAL KNOWLEDGE HUB
Answers that actually help.
Original educational walkthroughs for SQL, data engineering and AI concepts, written for people and structured for search engines.
How to Troubleshoot a Failing Airflow DAG in Production
A practical step-by-step checklist for task failures, permissions, dependencies, retries and downstream validation.
Read practical guideBigQuery Incremental Loads: Deduplicate Before MERGE
A reusable pattern to keep only the latest source record per business key before loading a curated table.
Read practical guideAgentic AI vs Generative AI: A Practical Engineering Explanation
Understand the difference between producing content and operating a tool-enabled, goal-directed workflow.
Read practical guideOracle SQL Performance: Read the Execution Plan First
A practical starting point for tuning SQL with execution plans, statistics and selective filtering.
Read practical guideWORK WITH ME
Stuck on a challenge? Let's figure it out.
For students, job seekers and working professionals seeking practical, responsible technical guidance.
Interview Guidance
Technical preparation, mock interview coaching and project explanation.
Work Support
Authorized debugging guidance, troubleshooting and production best practices.
Mini-Project Mentorship
Architecture, coding guidance, review, testing and documentation.
1:1 Tech Mentorship
Personalized learning plans for Data Engineering, SQL and Agentic AI.
BEYOND THE CODE
Curious by nature. Driven by growth.
Technology is a big part of my life, but so are teaching, creating, fitness and continuous self-improvement.
I enjoy making complicated concepts understandable, sharing real technical lessons and supporting people as they navigate their technology careers.
- Enterprise technology experience shaped by HCL and Wipro
- Passion for practical technical teaching and creator content
- Interest in learning, personal growth and fitness
QUICK ANSWERS
Good questions deserve clear answers.
Get a quick overview of my expertise, technical services and how this portfolio represents my work.
What does Saravana Kumar specialize in?
My primary focus is Data Engineering and Agentic AI, supported by experience with enterprise databases, Google Cloud-based data workflows, data governance and SQL.
How are certifications verified?
The Oracle certification links to Oracle’s official verification page. Four additional certifications are labelled self-reported and have no public verification links.
Can I request technical work support?
Yes. Submit a request describing the general issue and tools involved. Please do not share customer data, production passwords or confidential employer material.
Can I get help with mini-projects and interviews?
Yes. I offer practical learning-oriented guidance, mock interview preparation, project review and debugging support.
Are the Agentic AI Lab projects finished?
Not all. Proposed demonstrations are visibly labelled as concepts until a working implementation and evidence are available.
LET'S CONNECT
Have a question, project or goal?
Whether you need interview guidance, technical work support, mini-project mentoring or a thoughtful conversation about Data Engineering and Agentic AI — reach out.
Professional enquiries are private. I do not ask for sensitive client or production credentials.
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