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I am a Senior Data Engineer with 8+ years of hands-on experience designing, building, and operating enterprise-scale data platforms. I specialize in Snowflake, Talend ETL, SQL, Python, and AWS, delivering reliable and high-performance data solutions across consulting, financial services, and enterprise environments. I excel at data modeling, ETL optimization, performance tuning, data quality, and governance, and have extensive experience supporting production systems. I am comfortable working with international stakeholders in Agile/Scrum teams and am actively seeking English-speaking Data Engineer roles in Germany.…I am a Senior Data Engineer with 8+ years of hands-on experience designing, building, and operating enterprise-scale data platforms. I specialize in Snowflake, Talend ETL, SQL, Python, and AWS, delivering reliable and high-performance data solutions across consulting, financial services, and enterprise environments. I excel at data modeling, ETL optimization, performance tuning, data quality, and governance, and have extensive experience supporting production systems. I am comfortable working with international stakeholders in Agile/Scrum teams and am actively seeking English-speaking Data Engineer roles in Germany.

Desu Suresh Kumar

Developer, Web Developer, Back-End Developer, +2

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I am a Senior Data Engineer with 8+ years of hands-on experience designing, building, and operating enterprise-scale data platforms. I specialize in Snowflake, Talend ETL, SQL, Python, and AWS, delivering reliable and high-performance data solutions across consulting, financial services, and enterprise environments. I excel at data modeling, ETL optimization, performance tuning, data quality, and governance, and have extensive experience supporting production systems. I am comfortable working with international stakeholders in Agile/Scrum teams and am actively seeking English-speaking Data Engineer roles in Germany.…I am a Senior Data Engineer with 8+ years of hands-on experience designing, building, and operating enterprise-scale data platforms. I specialize in Snowflake, Talend ETL, SQL, Python, and AWS, delivering reliable and high-performance data solutions across consulting, financial services, and enterprise environments. I excel at data modeling, ETL optimization, performance tuning, data quality, and governance, and have extensive experience supporting production systems. I am comfortable working with international stakeholders in Agile/Scrum teams and am actively seeking English-speaking Data Engineer roles in Germany.

Available to hire

I am a Senior Data Engineer with 8+ years of hands-on experience designing, building, and operating enterprise-scale data platforms. I specialize in Snowflake, Talend ETL, SQL, Python, and AWS, delivering reliable and high-performance data solutions across consulting, financial services, and enterprise environments.

I excel at data modeling, ETL optimization, performance tuning, data quality, and governance, and have extensive experience supporting production systems. I am comfortable working with international stakeholders in Agile/Scrum teams and am actively seeking English-speaking Data Engineer roles in Germany.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

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Expert

Expert

Language

English

Advanced

Work Experience

Senior Data Engineer at Deloitte USI

November 1, 2023 - December 1, 2024

Designed, developed, and optimized enterprise-scale ETL pipelines for Snowflake-based data warehouses. Implemented performance tuning (clustering keys, auto-scaling, warehouse sizing), created SnowSQL scripts, stored procedures, views, and materialized views. Managed secure ingestion from AWS S3 via Snowflake stages and COPY commands. Provided production support, root-cause analysis, and resolved data and performance issues. Collaborated with business and analytics teams to fulfill ad-hoc data requirements with high accuracy.

Data Engineer at LTIMindtree

August 1, 2022 - November 1, 2023

Built and enhanced cloud-native Snowflake data warehouse architectures for enterprise clients. Implemented SCD Type 1, 2, and 3 transformations to maintain historical and current data consistency. Conducted detailed source system analysis, data mapping, and end-to-end data lineage documentation. Automated recurring data workflows using Python and shell scripting, improving operational efficiency. Collaborated with global onshore/offshore teams in Agile delivery models.

Application Engineer at HCL Technologies

October 1, 2021 - July 1, 2022

Supported data-centric applications using SQL and PL/SQL in enterprise environments. Developed and optimized PL/SQL packages, procedures, functions, and triggers. Executed bulk data import/export operations and assisted with database performance tuning. Partnered with business users to analyze requirements and resolve production-critical issues.

ETL Developer (Talend) at LSEG

June 1, 2017 - October 1, 2021

Designed and implemented end-to-end ETL solutions using Talend Data Integration. Leveraged parallel processing and standardized error-handling frameworks to improve ETL performance and reliability. Migrated legacy data from TXT, CSV, and XML formats into relational data warehouse structures. Created and maintained technical documentation for ETL workflows and data mappings.