● Open to Work

Vishal Bhattacharjee

Customer Success Manager | Retention, Renewal & Expansion | Cross-Functional Client Delivery
Kolkata, India

About Me

Customer Success professional with 7+ years owning the full post-sales lifecycle — onboarding, adoption, renewal and retention — across enterprise SaaS accounts, including a 12% churn reduction and 98%+ SLA / 95%+ CSAT performance. Proven track record turning dashboard and KPI data into a clear narrative for business reviews (QBR-style) with client leadership.

Skills & Technologies

Client / Customer Success Mgmt.Cross-Functional CoordinationRetentionRenewalExpansionEnablementFrontline Team TrainingAccount OwnershipEscalation ManagementBusiness ReviewsData-Driven ReportingChurn MitigationSOP DevelopmentPlaybook DevelopmentSQLPower BIPythonAWSITIL FoundationAgile Scrum MasterJira Project ManagementAWS Solutions Architect Associate (In Progress)

Work Experience

Technical Support Engineer (CSM & Team Lead scope)

NielsenIQ
Oct 2023NOW

Owned adoption and enablement for new tools/processes across the account base; built 30+ SOP/playbook articles used as the team's standard reference. Ran escalation management as internal coordination point with Product and Engineering, cutting escalation volume 50% while sustaining 98%+ SLA and 95% CSAT. Tracked KPIs and account health signals, translating dashboard data into recommendations that drove 92% platform adoption and a 12% churn reduction.

Client Success Manager

EVM Technology
Oct 2021Sep 2023

Owned post-sales relationships for enterprise SaaS/ERP accounts as primary point of contact from onboarding through renewal. Partnered cross-functionally with Engineering and external stakeholders on account health, gathering requirements to drive value realization and retention — a 12% churn reduction. Cut resolution delays 15% and sustained 95% CSAT across the portfolio through structured root-cause analysis and stakeholder coordination.

Client Success Engineer

BT eServe
Feb 2020Aug 2021

Managed first-level client relationship support for U.S. enterprise accounts across time zones, achieving 90% first-contact resolution. Rebuilt an 80+ article self-service knowledge base from scratch to support onboarding and reduce repeat tickets for U.S. accounts.

Associate, Client Service Desk

Wipro
Dec 2018Jan 2020

Handled account setup and access requests via ticketing/CRM workflows with 100% SLA compliance — early foundation in structured, data-accurate account administration.

Projects

Data & Reporting Pipeline

Built an end-to-end Python/AWS pipeline — data collection, API-based scoring, automated reporting, EC2 deployment — a direct analogue to account health-score dashboards and operator-facing reporting used to turn raw usage data into an actionable weekly narrative.

PythonAWS

Education

B.Tech

Computer Science

Adamas Institute of Technology2014 - 2018
Vishal Bhattacharjee - Customer Success Manager | HiringAnt