Nurhayati

A Data Analyst with a Statistics degree from Brawijaya University and over 3 years of experience in FMCG distribution and manufacturing industries. Skilled in data analysis, visualization, automation, and dashboard development using SQL, R, Excel, BigQuery, and Looker Studio. Experienced in transforming complex data into actionable insights to improve operational efficiency and support business decision-making.

A proactive team player with strong problem-solving skills and a passion for continuous learning.

Sr Data Analyst at PT. Wijaya Cahaya Timber, Tbk (2024-10 – Present)

• Built an integrated cost-tracking model combining Production, Procurement, and Accounting data to improve visibility into production costs and operational performance.
• Automated production costing and KPI dashboards, reducing manual reporting efforts and supporting weekly management performance reviews.
• Developed interactive dashboards using Looker Studio, Excel, and R/Shiny to monitor production volume, defect rates, production costs, and operational KPIs.
• Performed data cleaning, transformation, validation, and KPI analysis to ensure data accuracy and identify operational trends and improvement opportunities.
• Delivered cross-functional analytical reports and procurement insights, transforming operational data into actionable information for performance monitoring and management decision-making.

Data Analyst at PT. Kembar Putra Makmur (2022-09 – 2024-10)

• Conducted in-depth analysis of operational, sales, and procurement data to identify performance trends, uncover inefficiencies, and provide actionable insights for management decision-making.
• Led inventory control and stock opname activities across multiple warehouses, analyzing stock discrepancies between system records and physical counts to improve inventory accuracy and control.
• Digitized and streamlined stock opname processes, reducing inventory counting time by up to 70% through improved data workflows and process automation.
• Analyzed historical sales and order patterns to support demand forecasting and procurement planning, helping maintain optimal inventory levels and minimize potential lost sales.
• Developed daily and monthly performance analyses to monitor pending deliveries, Service Level Agreement (SLA) achievement, and field team productivity, identifying performance gaps and areas for improvement.
• Performed root cause analysis on delivery delays, inventory discrepancies, and stock availability issues to support corrective actions and improve operational efficiency.
• Evaluated procurement and inventory trends to support purchasing decisions, stock allocation, and warehouse replenishment planning.
• Conducted user acceptance testing (UAT) for new system features, including SLA functionality, by validating data outputs and business rules against operational requirements.

Volunteer Surveyor at Tim Hibah Strategis Biosphere Integrated-Research (2022-08 – 2022-08)

• Responsible for finding 25 respondents in two days in Wonokitri & Ngadisari areas.
• Contribute to explaining the contents of the questionnaire to respondents tobetter understand the problem.
• Responsible for creating documentation with respondents during theinterview

Student Intern at PT Mitratani Dua Tujuh (2021-07 – 2021-09)

• Responsible fot inputting plastic packaging data used in the packing process of frozen edamame & okra using Excel
• Contributed to analyzing and visualizing damaged plastic data in the first six months of 2021 during the packing process using Excel
• Contribute to inputting Edamame and Okra data that has been sent to destination companies, both expor and local

Data Analyst and Consultant at Studio Statistika (2020-01 – 2021-01)

• Contribute and be responsible for making reports on the results of statistical data analysis routinely. Several types of data analysis are often carried out, including the following: Panel Regression Analysis, Path Analysis, Time Series Analysis such as ARIMA, MA, Intervention Analysis, and Validity & Reability Analysis Provide services on average > 3 clients per month and ensure client satisfaction
• Contribute to making the Final Project to provide the latest valuable information for the community, such as forecasting the number of train passengers in the Java region for early 2021 to out and inform the prediction of an increase/decrease in population mobility time by using the Intervention Analysis method
• Help market the data analysis and consulting services of Studio Statistika and successfully sell data analysis and consulting services to dozens of clients every year

Bachelor in Statistics – Brawijaya University (2018-08 – 2022-05)