👋🏻 Hello I'm THAMU

Data Engineer,
Backend Devloper

Data Engineer |
Backend Devloper | Java Developer | Python Developer | SQL Developer

Skilled technology professional with experience in Data Engineering, Backend Development, Java, Python, and SQL. Proficient in building data pipelines, databases, and backend systems for analytics and scalable applications. Experienced in ETL processes, SQL queries, RESTful APIs, and real-time data processing. Strong understanding of data structures, algorithms, and software architecture. Passionate about creating efficient, reliable, and impactful software and data solutions.

Theni, Tamilnadu, India

ethamuvelitbnec@gmail.com

+91 9384207038

About Me

Data Engineer

Hello, I'm THAMU, Junior Data Engineer | Backend Devloper

» Proven track record in project management, process improvement and complex problem-solving, with a strong focus on quality, safety and innovation. Adept at collaborating with cross-functional teams and utilizing excellent communication skills to optimize project outcomes.

» Self-motivated, organized, and efficient data engineer and analyst with relevant technology experience and data processing skills. Data-driven and analytical innovator with excellent problem-solving skills, business acumen, and passion for contributing to large-scale data ingestion and research initiatives.

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Education

My education qualification

Cultus Education

2025

AWS Cloud Services

In progress a course on Amazon Web Services (AWS) covering core cloud concepts, EC2, S3, RDS, and IAM. Gained hands-on experience in deploying applications, managing cloud storage, and setting up basic networking and security. Built a strong foundation in cloud computing, scalability, and cost-optimization principles.

Samcore Solution

2024

Java Development

Strong understanding of Java basics: OOP concepts, classes, inheritance, and exception handling. Used Java for writing clean, modular, and efficient code. Familiar with data structures and algorithms in Java. Basic experience with file handling, multithreading, and JDBC.

Samcore Solution

2024

Python Development

Proficient in Python programming with a focus on data manipulation, automation, and processing large datasets. Worked with basic concepts like functions, loops, OOP, and file handling. Used libraries like Pandas and NumPy for data cleaning and analysis. Familiar with writing Python scripts for handling large datasets.

Bharath Niketan Engineering College, Anna University

2019 - 2025

B.Tech in Information Technology

Studied core subjects like data structures, databases, and distributed systems.Gained knowledge in data handling, storage, and basic big data concepts.Completed projects using Python, SQL, and data analysis tools. Built a strong base in programming (Java, Python) useful for data engineering roles.

Experience

My real work experience

Samcore Solution, Trichy, Tamilnadu

Oct - Nov 2024

Junior Java Devloper

Strong understanding of Java basics which OOP concepts, classes, inheritance, and exception handling. Used Java for writing clean, modular, and efficient code. Familiar with data structures and algorithms in Java. Basic experience with file handling, multithreading, and JDBC. Able to use Java for backend logic and data-related tasks.

Samcore Solution, Trichy, Tamilnadu

July - Aug 2024

Junior Python Devloper

Completed a Python internship focused on data handling and automation tasks. Worked on real-time projects involving data cleaning, analysis, and basic reporting. Used Python libraries like Pandas, NumPy, and Matplotlib for processing and visualizing data. Gained hands-on experience in writing Python scripts for file operations, data conversion, and simple ETL processes. Improved problem-solving and debugging skills through daily coding tasks and reviews.

Skills

My expertise skills

Python

Java

Database

Scala

Linux

Apache Spark

Apache Airflow

AWS Services

Kafka

Snowflake

Azure

GCP

My Services

What I do for you

End-to-End Data Pipeline Development

I design and implement scalable ETL/ELT pipelines using tools like Apache Airflow, Spark, and Python, enabling seamless ingestion, transformation, and loading of structured and unstructured data.

Cloud Data Engineering Solutions

I architect and manage data workflows on AWS (S3, Redshift, Glue, Lambda) and Azure Data Factory, ensuring cost-efficient, secure, and reliable cloud-based data infrastructure.

Big Data Processing

I work with Apache Spark and Hadoop ecosystems to process and analyze large datasets, improving data availability and query performance for business intelligence.

Database Design & Optimization

I build and optimize relational (PostgreSQL, MySQL) and NoSQL (MongoDB) databases, applying indexing, partitioning, and query tuning techniques to ensure efficiency at scale.

Portfolio

My Recent Works

Real-Time Data Streaming with Apache Kafka

Designed and implemented a real-time data pipeline using Apache Kafka. Ingested streaming data from external APIs (e.g., stock market/tweets). Processed and stored transformed data in PostgreSQL for analytics. Improved data availability for real-time monitoring and reporting.

Data Warehouse on AWS Redshift

Improved data retrieval speed by {25%} by designing a star schema for structured business data. Built ETL workflows to move raw data from AWS S3 into Redshift. Optimized queries using distribution keys and sort keys. Enabled faster analytical reporting and BI integration.

Big Data Processing with Spark

Increased data processing efficiency by {30%} using PySpark for analyzing {2 million} e-commerce transactions. Performed data cleaning, transformations, and aggregations at scale. Stored results in HDFS/PostgreSQL for further reporting.

Airflow ETL Automation

Optimized data processing efficiency by {30%} using Apache Airflow to develop a scheduled ETL pipeline. Automated daily ingestion of data from a REST API into PostgreSQL. Applied Python scripts for data cleaning and transformation. Reduced manual effort by 100% through workflow automation.

Contact Me

Let’s Start A New Project

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