Sagnik Seal
Kolkata
Summary
Dynamic Senior System Engineer at Infosys with expertise in Big Data and ETL processes. Successfully enhanced maintenance notification prioritization using advanced machine learning techniques. Proven ability to optimize system performance and develop robust data models & workflows, showcasing strong analytical skills and a passion for innovative solutions.
Overview
5
5
years of professional experience
1
1
Certification
Work History
Senior System Engineer
Infosys
Bengaluru
10.2024 - Current
- Analyzed user needs, designed ETL processes, and loaded SAP PM data and Files from Databricks Catalog to Cognite Data Fusion.
- Identified and addressed inefficiencies in system operations to sustain and improve performance for ingestion and transformation jobs.
- Developed end-to-end parallel jobs in data workflows on Cognite that utilize data in the raw staging area to transform data to create events, assets, relationships, as well as created data models and hydrated with data for use with Infield and Maintain Cognite apps.
System Engineer
Infosys
Bengaluru
07.2022 - 10.2024
- Implemented Random Forest and XGBoost models in tandem with vector embeddings to enhance the prioritization capabilities of maintenance notifications.
Student Developer
Ranial Systems
New Jersey
04.2020 - 07.2021
- Designed predictive analytics frameworks for financial decision-making applications.
- Executed tasks using advanced tools such as Spark, Python, and SQL.
Education
B.Tech - Computer Science
Institute Of Engineering And Management
Kolkata01.2022
High School Diploma - Computer Science
Bhavan's Gangabux Kanoria Vidyamandir
India03-2018
ICSE - Computer Science
National Gems Higher Secondary School
Kolkata04-2016
Skills
- Big Data
- Python/PySpark
- Machine Learning/ Deep Learning
- Azure Databricks
- Azure Devops, Git
- SQL
- ETL processes - Databricks and CDF Workflow automations
- Cognite Data Fusion (Cognite python SDK/Toolkit)
Certification
- Cognite Data Fusion Fundamentals - Cognite
- Data Engineer Basics: Integrate – Cognite
- Data Engineer Basics: Transform and Contextualize - Cognite
- Data Scientist Basics Assessment - Cognite
- Python for Data Science - NPTEL
- Programming, Data Structures, and Algorithms Using Python - NPTEL
- Data Science for Engineers - NPTEL
Timeline
Senior System Engineer
Infosys
10.2024 - Current
System Engineer
Infosys
07.2022 - 10.2024
Student Developer
Ranial Systems
04.2020 - 07.2021
B.Tech - Computer Science
Institute Of Engineering And Management
High School Diploma - Computer Science
Bhavan's Gangabux Kanoria Vidyamandir
ICSE - Computer Science
National Gems Higher Secondary School