Sneha Chowdhury System Engineer
Profile

Detail-oriented QA professional with 3 years of experience in manual and accessibility testing, now transitioning into a Data Analyst role. Recently upskilled in Python, SQL, PowerBI, Tableau, Advanced Excel, Azure and GitHub, with hands-on experience in data cleaning, analysis, and visualization. Strong analytical mindset with a focus on accuracy, usability, and actionable insights.

Professional Experience
Jan 2022 – present

System Engineer

TATA Consultancy Services

Performed manual testing and accessibility testing, ensuring compliance with WCAG 2.1 and improving user experience across platforms.

Collaborated with developers and product teams to log and track defects, execute test cases, and support releases in an Agile environment.

Utilized Advanced Excel (PivotTables, VLOOKUP, conditional formatting) to track bugs, generate test reports, and summarize QA metrics.

Proactively upskilled in Data Analytics, completing hands-on learning in:

  • •Python (Pandas, NumPy, Matplotlib) for data cleaning, transformation, and visualization.
  • •SQL for querying and analyzing structured data.
  • •PowerBI & Tableau for building interactive dashboards and visual stories using public datasets.
  • •Informatica (Basic ETL concepts) for understanding data integration workflows.
  • •Azure (Foundational knowledge) covering data services, storage, and cloud basics.

    • Managed all learning artifacts and practice projects using GitHub for version control and documentation.

    Skills
    Data Analysis & Visualization
    • •Python (Pandas, NumPy, Matplotlib, Seaborn)
    • •SQL
    • •Microsoft Excel (PivotTables, VBA)
    • •PowerBi
    • •Tableau
    Version Control & Agile Collaboration
    • •Git
    • •JIRA
    • •Agile Methodologies
    Data Engineering & Cloud:
    • •Informatica (ETL)
    • •Azure Data Factory (Basics)
    • •Cloud Storage (Azure Blob)
    Soft Skills
    • •Risk Analysis
    • •Stakeholder Communication
    • •Agile & Iterative Delivery
    • •Analytical Problem Solving
    • •Continuous Learning & Upskilling
    Education
    Bhubaneswar

    Master of Science in Chemistry

    Institute of Technical Education and Research, SOA University
    Rourkela

    Bachelor of Science in Chemistry

    Government Autonomous College