Sirisha Garjala
https://www.linkedin.com/in/sirisha-g-3ab152234/
Summary
Dynamic Data Engineer with a master's degree from Germany and over 6 years of experience in IT. Building robust data pipelines and cloud solutions that enhance data accessibility and performance. Expertise in Python, SQL, and PySpark, combined with a solid foundation in both AWS and Azure services, empowers the delivery of innovative data architectures. Proficient in automating workflows and transforming complex datasets into actionable insights, which drives informed decision-making. A proven track record in collaborative environments, utilizing agile methodologies to optimize project outcomes and deliver high-quality results. Passionate about leveraging data technologies to create impactful solutions.
Overview
9
9
years of professional experience
1
1
Certification
Work History
Data Engineer
Pinakam IT Solutions
08.2024 - 03.2025
- Designed and maintained scalable ETL pipelines using AWS Glue (PySpark) for processing large datasets from multiple sources and implemented Medallion architecture.
- Automated data ingestion from on-premise systems and APIs into Amazon S3 using AWS Lambda.
- Managed data lake storage in S3 with optimized partitioning and lifecycle policies.
- Created Athena queries and views for data exploration and ad-hoc reporting.
- Performed data validation, cleaning, and transformation before loading into Amazon Redshift.
- Maintained access policies and roles using IAM to enforce data security.
- Collaborated with data analysts and stakeholders in Agile sprints and wrote project documentation.
Data Engineer
Enertrag
Berlin
10.2023 - 04.2024
- Company Overview: Berlin
- Extracted data from SQL Server and REST- APIs, transformed in Boomi Integration platform and loaded the files into Azure datalake.
- Developed python and SQL scripts to automate data pipelines.
- Built end-to-end data pipelines to load data from Azure datalake to Azure datafactory to transform this data and finally sent to Power BI. These pipelines are automated to run at scheduled intervals.
- Developed PowerBI Reports and dashboards.
- Berlin
Freelance Azure Data Engineer
Berlin
01.2023 - 09.2023
- Built data pipelines using Azure Synapse Pipelines and T-SQL for enterprise reporting.
- Supported real-time data ingestion with Azure Event Hubs and Stream Analytics.
- Maintained data lineage and cataloging using Azure Purview (POC level).
- Ensured secure data access through Azure RBAC and Key Vault integrations.
- Wrote performance-optimized SQL queries for data analysis and transformations.
AI & Knowledge Engineer
MVI Proplant Nord GmbH
Berlin
06.2022 - 12.2022
- Company Overview: Berlin
- Built knowledge graphs from csv files and from combining different datasets.
- Certified Knowledge Graph consultant from Eccenca Company.
- Built reports and dashboards in Power BI and optimised SQL queries.
- Berlin
Full Stack Developer
Siemens Healthineers
Forchheim
12.2020 - 03.2022
- Company Overview: Forchheim
- Migrated legacy code into Microservices architecture.
- Used PostGres Database and built backend APIs.
- Used MVC architecture and built front-end using Vue.js.
- Participated in Sprint meetings and Reviews with Agile Methodology Practices.
- Forchheim
Software Developer
ABP Engitech solutions
Hyderabad
12.2015 - 04.2018
- Company Overview: Hyderabad
- Familiarised with Software development.
- Wrote SQL queries and optimised them for performance.
- Developed UIs using JSPs and Javascript.
- Collaborated on all stages of development lifecycle.
- Hyderabad
Education
M.S - Big Data Analytics and ML
University of Bamberg
Bamberg11.2020
B.Tech
JNTU College of Engineering
AnantapurSkills
- Python development
- AWS Glue
- ETL pipelines
- Azure data factory
- Attention to detail
- Problem solving
- Data warehousing
- Database management (SQL)
- Data analytics (Pyspark)
- Cloud computing (Azure and AWS)
- Git version control
- Agile methodologies (Jira and Confluence)
- RDBMS
Certification
- Databricks Certified Data Engineer Associate, 02/01/25, 02/28/27
- DP-203 Azure Data Engineer Associate, 03/01/25, 02/28/26
- AWS Certified Cloud Practitioner, 07/01/23, 07/31/26
Timeline
Data Engineer
Pinakam IT Solutions
08.2024 - 03.2025
Data Engineer
Enertrag
10.2023 - 04.2024
Freelance Azure Data Engineer
01.2023 - 09.2023
AI & Knowledge Engineer
MVI Proplant Nord GmbH
06.2022 - 12.2022
Full Stack Developer
Siemens Healthineers
12.2020 - 03.2022
Software Developer
ABP Engitech solutions
12.2015 - 04.2018
M.S - Big Data Analytics and ML
University of Bamberg
B.Tech
JNTU College of Engineering
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