Python (Programming Language)
Dilum Dissanayake
Analytics Lead | Visiting Lecturer | Public Trainer
Colombo
Summary
Senior Technology and Data Leader with 14+ years of experience including audit analytics, driving large-scale data management, cloud, and big data solutions. Proven track record in building high-performance teams, translating business objectives into technical architecture, and fostering cross-team collaboration for optimal results.
Overview
14
14
years of professional experience
2
2
Certifications
Work History
Manager - Business Analytics
Brandix Apparel Limited
4 2022 - Current
- Implemented advanced machine learning algorithms and models in Python/ Pyspark in data lake, with more than 90% accurate predictions and actionable insights for the business
- Led a team of data scientists and analysts, providing team management, leadership, and mentoring to support team development and growth less than 5% attrition per year
- Developed and executed project plans for data-driven initiatives, managing cross-functional teams and stakeholders to ensure timely and successful project delivery
- Collaborated with business partners to identify data-driven opportunities and translate business requirements into technical specifications
- Designed and created data visualizations to communicate actionable insights and findings to stakeholders at all levels of the organization.
Assistant Manager - Business Analytics
Brandix Apparel Limited
2020.01 - 2022.03
- Analyze complex business data using Python, Power BI, DAX, and SQL to create comprehensive reports and visualizations for senior management and other stakeholders
- Develop and maintain data models and dashboards using Power BI, ensuring the accuracy and completeness of the data
- Use Power Query to extract, transform, and load data from various sources, including databases, APIs, and spreadsheets, for use in reporting and analysis
- Zero based budgeting analytics on overheads to reduce the overall overhead cost by 10%.
Assistant Manager - Audit Analytics
Brandix Apparel Limited
2019.01 - 2019.12
- Conducted internal audit analytics using tools such as SQL, Python, Power BI, and ACL to identify outliers and support continuous and trigger-based auditing which reduces the audit timeline by 30%.
Executive | Snr Executive - Audit Analytics
Brandix Apparel Limited
2014.08 - 2018.12
- Collaborated with cross-functional teams to provide recommendations for process improvements and internal control enhancements.
Inplant Trainee - Audit
MAS Intimates
2012.04 - 2014.05
- Provided support during external audits, ensuring timely responses to inquiries and efficient resolution of issues identified.
- Conduct Risk base internal audits.
Audit Trainee
Ernst & Young
2010.09 - 2012.01
- Conducted internal audit assignments and external audits for multiple clients.
Education
Master of Science - Business Analytics
Robert Gordon University
Aberdeen, Scotland 2019.01 - 1 2021
Accounting And Finance
Institute of Chartered Accountants of Sri Lanka
Colombo, Sri Lanka 1 2010 - 1 2016
Skills
Certification
Microsoft Certified: Fabric Analytics Engineer Associate, 04/28/24, 04/29/25
Software
Pyspark
SQL (Programming Language)
Microsoft Fabric
Power BI
DAX
Projects
Analytics based write off reduction, Colombo, 07/01/22, 12/01/22,
Rule base optimization model was developed using Databricks Pyspark and visualization using Power BI to reduce excess raw material by 16% and prevent write off.
Cotton price prediction tool, Colombo, 05/01/23, 08/01/23,
Predicting cotton prices for the next 8 weeks with 95% accuracy results in better business negotiations with suppliers.
Continuous monitoring exception reports for payroll, 01/01/16, 12/01/16,
Developed 16 analytics based exception reports to identify payroll mistakes before the payment and this project is continuing for last 8 years.
Timeline
Microsoft Certified: Fabric Analytics Engineer Associate, 04/28/24, 04/29/25
2024-04
Assistant Manager - Business Analytics
Brandix Apparel Limited
2020.01 - 2022.03
Assistant Manager - Audit Analytics
Brandix Apparel Limited
2019.01 - 2019.12
Master of Science - Business Analytics
Robert Gordon University
2019.01 - 1 2021
ACDA - ACL Certified Data Analyst
2016-12
Executive | Snr Executive - Audit Analytics
Brandix Apparel Limited
2014.08 - 2018.12
Inplant Trainee - Audit
MAS Intimates
2012.04 - 2014.05
Audit Trainee
Ernst & Young
2010.09 - 2012.01
Manager - Business Analytics
Brandix Apparel Limited
4 2022 - Current
Accounting And Finance
Institute of Chartered Accountants of Sri Lanka
1 2010 - 1 2016
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