I am a results-driven BI and data analytics professional with over 22 years of experience in BI reporting, data analytics, and software engineering across telecommunications, banking, and finance sectors. I am proficient in Power BI, SQL, Advanced Excel, Python, ETL, data warehousing concepts, data governance, and reporting automation. I excel at turning complex data into meaningful business insights and have a proven track record of collaborating with stakeholders, mentoring technical teams, and delivering data-driven solutions. Based in Auckland, I enjoy working in cross-functional teams to streamline processes, automate reporting, and drive measurable business impact through thoughtful data strategy and governance.

Roshini Sarathchandra

I am a results-driven BI and data analytics professional with over 22 years of experience in BI reporting, data analytics, and software engineering across telecommunications, banking, and finance sectors. I am proficient in Power BI, SQL, Advanced Excel, Python, ETL, data warehousing concepts, data governance, and reporting automation. I excel at turning complex data into meaningful business insights and have a proven track record of collaborating with stakeholders, mentoring technical teams, and delivering data-driven solutions. Based in Auckland, I enjoy working in cross-functional teams to streamline processes, automate reporting, and drive measurable business impact through thoughtful data strategy and governance.

Available to hire

I am a results-driven BI and data analytics professional with over 22 years of experience in BI reporting, data analytics, and software engineering across telecommunications, banking, and finance sectors. I am proficient in Power BI, SQL, Advanced Excel, Python, ETL, data warehousing concepts, data governance, and reporting automation. I excel at turning complex data into meaningful business insights and have a proven track record of collaborating with stakeholders, mentoring technical teams, and delivering data-driven solutions.

Based in Auckland, I enjoy working in cross-functional teams to streamline processes, automate reporting, and drive measurable business impact through thoughtful data strategy and governance.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert

Language

English
Advanced

Work Experience

Senior Business Intelligence Analyst at Mobitel (Pvt) Ltd
January 1, 2019 - April 1, 2025
Led design, development, and deployment of Power BI dashboards and reports for business units. Gathered and analyzed user requirements to develop customized BI solutions. Designed report architectures and managed data pipelines ensuring high accuracy and efficiency. Ensured data quality, consistency, and governance across multiple systems. Coordinated data documentation and information security compliance. Managed telecommunication ERP, Core Banking, Inventory control systems and automation projects using BI tools.
Senior Software Engineer at Mobitel (Pvt) Ltd
September 1, 2004 - January 1, 2019
Developed and maintained large-scale billing and operational systems for telecom operations. Designed and implemented database triggers, procedures, and data synchronization solutions. Gathered business requirements and conducted system analysis for in-house development. Managed data migration to new Oracle CRM and Huawei OCS platforms. Worked collaboratively in agile, cross-functional teams to ensure smooth delivery.
Software Engineer at OpenArc Systems Management (Pvt) Ltd
August 1, 1999 - September 1, 2004
Developed and implemented core banking systems integrated with general ledger. Conducted client requirement analysis and implemented software solutions at multiple sites. Managed project resources and ensured timely, quality delivery. Delivered complete software systems using Progress and Informix database technologies.
Microsoft Office Trainer (Part-time) at Metro Computer School
January 1, 2017 - December 1, 2018
Conducted interactive training sessions for students and professionals on MS Word, Excel, PowerPoint, and Office tools. Designed practical lessons and hands-on exercises to improve productivity and computer literacy.
Team Member at New World Hobsonville
January 1, 2025 - Present
Currently assisting with daily store operations and customer service. Demonstrates adaptability, teamwork, and communication skills in a fast-paced retail environment. Maintains accuracy in handling transactions and ensures excellent service delivery.
Senior Business Intelligence Analyst at Mobitel (Pvt) Ltd, Sri Lanka
January 1, 2019 - April 1, 2025
Led design, development, and deployment of Power BI dashboards and reports for business units. Gathered and analyzed user requirements to develop customized BI solutions. Designed report architectures and managed data pipelines ensuring high accuracy and efficiency. Ensured data quality, consistency, and governance across multiple systems. Coordinated data documentation and information security compliance. Managed telecommunication ERP, Core Banking, Inventory control systems and automation projects using BI tools.
Senior Software Engineer at Mobitel (Pvt) Ltd, Sri Lanka
September 1, 2004 - January 1, 2019
Developed and maintained large-scale billing and operational systems for telecom operations. Designed and implemented database triggers, procedures, and data synchronization solutions. Gathered business requirements and conducted system analysis for in-house development. Managed data migration to new Oracle CRM and Huawei OCS platforms. Worked collaboratively in agile, cross-functional teams to ensure smooth delivery.
Software Engineer at OpenArc Systems Management (Pvt) Ltd, Sri Lanka
August 1, 1999 - September 1, 2004
Developed and implemented core banking systems integrated with general ledger. Conducted client requirement analysis and implemented software solutions at multiple sites. Managed project resources and ensured timely, quality delivery. Delivered complete software systems using Progress and Informix database technologies.
Microsoft Office Trainer (Part-time) at Metro Computer School, Sri Lanka
January 1, 2017 - December 1, 2018
Conducted interactive training sessions for students and professionals on MS Word, Excel, PowerPoint, and Office tools. Designed practical lessons and hands-on exercises to improve productivity and computer literacy.
Team Member at New World Hobsonville, Auckland, New Zealand
January 1, 2025 - Present
Currently employed in daily store operations and customer service. Demonstrates adaptability, teamwork, and communication skills in a fast-paced retail environment. Maintains accuracy in handling transactions and ensures excellent service delivery.

Education

Master in Computer Science and Management (MSc) at Keele University, UK
January 11, 2030 - January 2, 2026
Diploma in Computer System Design at National Institute of Business Management, Sri Lanka
January 11, 2030 - January 2, 2026
Master in Computer Science and Management (MSc) at Keele University, UK
January 11, 2030 - January 2, 2026
Diploma in Computer System Design at National Institute of Business Management, Sri Lanka
January 11, 2030 - January 2, 2026

Qualifications

Power BI Certification
January 11, 2030 - January 2, 2026
Advanced Excel Certification
January 11, 2030 - January 2, 2026
Member of British Computer Society (MBCS)
January 11, 2030 - January 2, 2026

Industry Experience

Telecommunications, Financial Services, Software & Internet, Professional Services