Alda E.

Key Skills

Software

Other

Data Annotation Tech

Label Studio

Top Subject Matter

Machine learning data processing and dataset preparation

Workforce and HR analytics dataset processing

Participant data validation and cleansing for reporting

Top Data Types

Text

Computer Code Programming

Image

Top Task Types

Data Collection

Object Detection

Freelancer Overview

Machine Learning Online Bootcamp (Bangkit Academy led by Google, GoTo, and Traveloka). Brings 2+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other, Looker Studio, and Microsoft Excel. Education includes Bachelor of Information Systems, Universitas Negeri Surabaya (2025). AI-training focus includes data types such as Computer Code, Programming, and Text and labeling workflows including Data Collection.

Labeling Experience

Data Entry — Inkanas Ngawi

TextData Collection

Performed data entry focused on processing, validating, and cleaning participant records for operational use. The task involved ensuring accuracy by running validation, categorization, and consistency checks on tabular participant data. The cleaned data was then organized to improve accessibility for reporting and review. • Validated and cleaned 500+ participant records using Excel checks • Categorized participants by class, category, and age group • Resolved inconsistencies by collaborating with registration and technical teams • Verified certification records for 200+ participants to maintain data integrity

2025 - 2025

Data Analyst Intern — PT United Tractors Tbk.

TextData Collection

Worked as a Data Analyst Intern analyzing workforce needs and attendance/rotation records using structured check-in/check-out data. The role required cleaning, processing, and organizing HR datasets into analysis-ready formats for reporting. Insights and trend visualizations were produced to inform HR and management decision-making. • Processed and analyzed employee attendance and rotation schedules from records • Generated department-level trend visualizations from structured datasets • Modeled workforce needs using a replicable calculation framework in Excel • Developed and presented stakeholder dashboards using Looker Studio datasets

2024 - 2024

Machine Learning Online Bootcamp (Bangkit Academy led by Google, GoTo, and Traveloka)

OtherData Collection

Participated in a supervised machine learning bootcamp that emphasized data processing and dataset exploration. The training involved preparing and integrating datasets to support downstream modeling tasks. The work focused on learning practical workflows for handling machine-learning data end to end. • Dataset exploration and understanding data quality • Data processing and integration for ML projects • Supporting final project coordination with Amati Indonesia (LuxTrace) • Learning data visualization practices alongside preprocessing

2024 - 2024

Education

Work History