Rahul Mahato

Results-driven Data Analytics Lead with 4 years of experience delivering AI-powered analytics, BI, and predictive solutions using Python, SQL, Qlik Sense, and Power BI. Skilled in Machine Learning, Generative AI, LLM's, ETL/ELT, and cloud platforms (AWS, Azure, GCP), with a track record of building scalable dashboards and data-driven solutions that improve business performance and decision-making.

System Engineer (Data Analytics Lead) - Tata Consultancy Services (TCS) - Kolkata

(2026-01)

Lead analytics initiatives for telecom domain projects, delivering data-driven insights for marketing performance across broadband, Wi-Fi, and hub product lines.

• Built AI-based scheduling logic to recommend optimal pickup slots, increasing first-attempt success by ~30%.
• Lead a 3-member cross-functional team, partnering with PMs/Scrum Masters to deliver telecom analytics initiatives (broadband, Wi-Fi, hub product lines) on Agile sprint timelines.
• Collaborate with stakeholders to design dashboards and present data quality reports to leadership; act as SME for Qlik Sense, training business users on self-service analytics.

System Engineer (Data Analytics Specialist) - Tata Consultancy Services (TCS) - Kolkata

(2022-08 - 2025-12)

• Designed and delivered 32+ Qlik Sense dashboards across customer lifecycle, revenue, and network performance, improving decision-making efficiency by 30%+.
• Translated telecom business requirements (churn, ARPU, usage trends) into scalable BI solutions; architected executive/regional dashboards for real-time visibility.
• Implemented data quality, validation, and governance frameworks across multiple sources, leading remediation initiatives and mentoring junior team members.

B.Tech - Information Technology - Asansol Engineering College (2018 - 2022)