Ajay Kumar
System Engineer at TCS | Data Analyst, Business Analyst, Insights Analyst | Data-driven insights using SQL and Python
- Role
- System Engineer at Tata Consultancy Services
- Location
- Kolkata, WB, IN
- LinkedIn followers
- 500 followers
About Ajay Kumar
I am a data-driven Business Analyst at TCS, where I leverage data science skills to provide real-time insights and recommendations for various web properties that receive over 1 million users. I have 2.5 years of hands-on experience in analytics and data science, using SQL, Python, Tableau, and Excel to extract, transform, visualize, and communicate data.Some of my achievements include designing and implementing A/B experiments that decreased bounce rate from 30% to 10%, performing cohort and RFM analysis that increased click-through rate by 45%, automating dashboards and reports that reduced time spent by 70%, and interpreting complex data and delivering actionable results to clients across technical levels. I am also a ITER graduate with a Bachelor\'s degree in Electronics & Communication Engineering. I am passionate about leveraging data to drive business value and growth.
Experience
System Engineer
Dec 2021 — Present · Kolkata, IN
Worked on JIRA to provide analytical support according to stakeholder’s need.Built out the data and reporting infrastructure from the ground up using Tableau and SQL to provide real-time insights into the metrics and business KPIs.Designed and implemented A/B experiments using Python for metrics to decrease bounce rate from 30% to 10%.Worked with other teams to formulate and report KPIs across their web properties that received 1 M users using SQL and MS Excel.Performed cohort analysis using CRM for segment of users that increased click through rate by 45%.Automated Reports in Excel and built operational dashboards in Tableau to find areas of improvement for different webpages and articles, that increased average time spent by 50%.Skills: Databases · Data Visualization · Tableau · Root Cause Analysis · Python (Programming Language) · Decision-Making · Data Structures · SQL · Statistics · Pandas (Software) · Sampling · Cohort Analysis · Statistical Data Analysis · Data Cleaning · Critical Thinking · Data Exploration · Business Analysis · Customer Relationship Management (CRM)
Education
Siksha 'O' Anusandhan University
Engineer's degree
2016 — 2020
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