Sameer Rajora Email & Phone Number

Gurugram, Hr, In

Gurugram, Haryana, India

Architecting Scalable Systems: Spearheaded the design and implementation of robust, high-performance data processing systems, including the development of scalable data lakes and cloud-based architectures using AWS and Snowflake. Led efforts to ensure that the infrastructure could efficiently handle large data sets, supporting advanced analytics and business intelligence initiatives.ETL Pipeline Management: Directed the development and optimization of complex ETL pipelines, employing Talend, Informatica, and Dataiku to process high-volume data. Enhanced pipeline efficiency by implementing performance-tuning techniques, reducing data latency by 30%, and ensuring seamless data ingestion from multiple sources.Data Strategy & Modeling: Collaborated with cross-functional teams to define and implement comprehensive data management strategies. Led the development of both physical and logical data models, ensuring data structures aligned with business needs and facilitated easy access and retrieval for reporting and analytics.Technical Leadership & Agile Methodology: Led a technical team of developers, conducting regular code reviews and providing mentorship to junior team members. Administered Agile/Scrum processes, facilitating sprint planning, daily standups, sprint reviews, and retrospectives. Coached both team members and clients on Agile best practices, contributing to improved project delivery timelines and client satisfaction.Problem-Solving & Innovation: Addressed complex technical challenges in data management and architecture by leveraging advanced problem-solving skills and analytical tools. Drove innovative solutions that optimized system performance and streamlined data workflows, resulting in a 25% increase in overall system efficiency.Stakeholder Communication: Actively engaged with stakeholders to gather business requirements, align technical solutions with organizational strategies, and present complex data architectures in an understandable way.

Gurugram, Haryana, India

ETL Pipeline Development & Maintenance: Orchestrated the development and maintenance of highly efficient data pipelines using Talend, Informatica, and Dataiku. Integrated data from multiple sources, including unstructured data, into centralized data lakes and warehouses such as AWS Redshift and Snowflake. Implemented advanced data processing techniques to optimize performance and minimize downtime.Data Visualization & Reporting: Collaborated closely with business analysts and stakeholders to design and deliver advanced visualizations using Tableau and PowerBI. Created interactive dashboards that provided deep insights into business performance, customer behaviors, and operational efficiency. These dashboards became key decision-making tools for stakeholders.Data Quality & Security: Applied a rigorous data quality management framework to ensure accuracy, consistency, and security throughout the data lifecycle. Ensured that all data handling processes adhered to industry security standards and compliance regulations.Cross-Functional Collaboration: Partnered with data scientists, business analysts, and development teams to ensure seamless integration of data solutions into larger organizational workflows. Regularly participated in strategy sessions to align technical initiatives with business goals, resulting in a more cohesive approach to data-driven decision-making.

Noida, Uttar Pradesh, India

Data Integration & Migration: Led efforts to design and implement complex on-premises to cloud migrations for clients in the pharma and banking industries. Developed data integration solutions that enabled seamless movement of data across multiple systems, ensuring minimal disruption to business operations during migrations.ETL & Big Data Solutions: Designed and developed data pipelines using Talend and Big Data technologies such as Hadoop and HDFS. Successfully processed and stored large volumes of structured and unstructured data in cloud environments (Snowflake, Redshift, S3) to enable large-scale analytics and reporting.Data Visualization & Analytics: Designed and maintained dashboards in Tableau that provided real-time insights into key performance indicators (KPIs). Collaborated with business teams to ensure dashboards were tailored to their specific needs, leading to improved decision-making and enhanced business outcomes.Performance Optimization: Implemented optimization strategies that reduced query run times by 40% and improved overall data retrieval performance across the business. Created reusable frameworks for ETL processes, leading to more efficient development and deployment cycles.

Gurgaon