Sk Rafiqul Hasan
Howrah
Summary
Data and revenue assurance professional with over 4 years of experience in telecom, insurance, healthcare, and automation sectors. Expertise in SQL, Python, Excel, Power BI, Informatica, and RPA. Demonstrated ability to enhance financial controls, minimize revenue leakage, automate reporting processes, and boost operational efficiency through scalable analytical solutions.
Overview
2027
2027
years of professional experience
1
1
Certification
Work History
Revenue Assurance Analyst / Technical Lead
Protiviti
Kolkata
10.2023 - Current
- Manage end-to-end revenue assurance controls including CDR validation, pricing verification, bundle accuracy, and leakage identification.
- Act as Technical Lead for one OpCo, ensuring accurate and timely ingestion of high-volume telecom datasets.
- Designed and deployed automation solutions using Python and SQL, significantly reducing manual reconciliation efforts.
- Developed Power BI dashboards to provide leadership visibility on control performance and revenue risk indicators.
- Strengthened internal control framework by identifying process gaps and implementing scalable monitoring mechanisms.
- Collaborated with cross-functional stakeholders to resolve data discrepancies and enhance reporting accuracy.
- Telecom Client
ETL Developer
Cognizant
11.2021 - 01.2023
- Developed and maintained ETL pipelines using Informatica PowerCenter for large healthcare datasets.
- Designed complex SQL transformations to support reporting and downstream analytics systems.
- Implemented data validation, reconciliation checks, and quality assurance processes.
- Collaborated with global teams to ensure successful deployments and production releases.
- Healthcare Client
RPA Support & Development
Protiviti
- Provided L1/L2 bot support across two automation projects ensuring minimal production downtime.
- Monitored bot runs, analyzed failure logs, and conducted root cause analysis for issue resolution.
- Implemented bot enhancements to improve stability and optimize processing time.
- Coordinated between development and business teams to maintain SLA adherence.
Business Analyst
Protiviti
- Led requirement gathering sessions for insurance process automation initiatives.
- Prepared Business Requirement Documents (BRDs), functional specifications, and process flow diagrams.
- Bridged communication between business stakeholders and technical teams to translate requirements into automation-ready workflows.
- Contributed to process optimization initiatives focused on efficiency, standardization, and control enhancement.
- Insurance Client
Education
Bachelor of Engineering - Production Engineering
Jadavpur University
Kolkata01-2021
Skills
- Python programming
- SQL database management
- Advanced Excel skills
- Power BI data visualization
- Informatica PowerCenter expertise
- RPA support and monitoring
- Process automation strategies
- Revenue assurance techniques
- Control monitoring practices
- data validation processes
- Dashboard creation and management
- Stakeholder engagement
- Requirements analysis
- Technical documentation
Certification
- Automation Anywhere Certified Advanced RPA Professional
- TCS iON Career Edge – Young Professional
Languages
English
Bengali
Hindi
Accomplishments
- Accelarator award winner In Protiviti
Timeline
Revenue Assurance Analyst / Technical Lead
Protiviti
10.2023 - Current
ETL Developer
Cognizant
11.2021 - 01.2023
RPA Support & Development
Protiviti
Business Analyst
Protiviti
Bachelor of Engineering - Production Engineering
Jadavpur University