Darius Marquez Email & Phone Number

Lower Hutt, Nz

New Zealand

New Zealand

Responsibilities:• Development and optimisation of data pipelines for a regulatory requirement.• Enhancing data practices and standards through the development and execution of robust ETL processes.• Provided thorough technical support and mentorship to a team of data engineers, fostering their professional growth and development.• Ensured effective and secure management of data while upholding data governance policies, procedures, and standards.• Leveraged scripting to… Show more Responsibilities:• Development and optimisation of data pipelines for a regulatory requirement.• Enhancing data practices and standards through the development and execution of robust ETL processes.• Provided thorough technical support and mentorship to a team of data engineers, fostering their professional growth and development.• Ensured effective and secure management of data while upholding data governance policies, procedures, and standards.• Leveraged scripting to manipulate and automate data, augmenting the overall functionality of the system.• Data modelling to ensure the efficiency and effective database changes, adhering to bank database standards. Achievements:• Enhanced stakeholder collaboration and efficiency by migrating transitioning legacy code to more effective systems, resulting in substantial efficiency improvements and faster report delivery.• Improved resource management and reduced processing times.• Simplified reporting processes and ensured ISO2022 compliance streamlining data feeds and business rules.• Reduced costs by transforming a complex and resource-intensive application into a streamlined system, easing maintenance efforts. Show less

Wellington & Wairarapa, New Zealand

Responsibilities:• Oversaw the creation and maintenance of the ministry's physical and logical data models, utilizing star and snowflake schemas, and data vault methodologies.• Developed and executed comprehensive strategies for migrating data from diverse sources into a unified data environment.• Enhanced team capabilities through guidance and mentorship, fostering professional growth within the team.• Enforced strict data quality checks and validation procedures to maintain… Show more Responsibilities:• Oversaw the creation and maintenance of the ministry's physical and logical data models, utilizing star and snowflake schemas, and data vault methodologies.• Developed and executed comprehensive strategies for migrating data from diverse sources into a unified data environment.• Enhanced team capabilities through guidance and mentorship, fostering professional growth within the team.• Enforced strict data quality checks and validation procedures to maintain accuracy and comply with industry standards.• Created and executed mappings for source, transformation, migration, and target processes, including testing.• Mentorship of junior developers and project management oversight.• Monitored and regulated data processes to maintain adherence to established standards and practices.Achievements:• Transformed data migration processes and data warehouse architecture, resulting in improved efficiency and data integrity.• Implemented robust ETL processes, resulting in a 60% improvement in data processing efficiency.• Improved efficiency by automating operations for the remaining 8% of the schools lacking the application.• Collaborated with cross-functional teams to gather requirements and framework for delivering data warehouse and application solutions.• Created reports for analysing historical data and trends, which have been instrumental in supporting strategic decision-making.• Provided support for existing ETL applications, contributing to the establishment of development standards, documentation, process flows, and Jira tracking.• Designed and implemented ETL processes for education data, teacher’s payroll data, learner data, student hearing and vision data, as well as data related to non-attendance and organisational/school information.• Guided and mentored a team of data engineers, providing comprehensive technical support and fostering professional growth within the team. Show less

Makati, Philippines

Responsibilities:• Provided leadership in data warehousing, directed database development efforts, and led teams.• Implemented rigorous data quality checks and validation procedures to maintain data accuracy and ensure adherence to industry standards.• Mentored a team of data engineers and offered technical guidance. Achievements:• Implemented rigorous data quality checks and validation procedures, ensured high data accuracy and compliance with industry standards.•… Show more Responsibilities:• Provided leadership in data warehousing, directed database development efforts, and led teams.• Implemented rigorous data quality checks and validation procedures to maintain data accuracy and ensure adherence to industry standards.• Mentored a team of data engineers and offered technical guidance. Achievements:• Implemented rigorous data quality checks and validation procedures, ensured high data accuracy and compliance with industry standards.• Mentored and coached a team of data engineers, facilitated their professional growth and development within the organisation. Show less

Makati, Philippines

• Managed the data warehousing and database development of the company's applications.• Analysed existing data architecture and identified ways to improve the quality of data.