Abi Mulia – Just another Abi Mulia site

Welcome to my world

Hello, I’m Abi Mulia
a Data Analyst & IT Consultant.

I am a Technical Data Analyst with over 20 years of experience analyzing large-scale enterprise systems and transactional data to identify performance issues, operational risks, and system anomalies.

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What I Do

Data Analyst

I have strong data analysis skills in data cleaning, segmentation, and insight generation to support business decisions. I am experienced in working with structured datasets, identifying patterns, and translating findings into clear, actionable recommendations. I focus on accuracy, logical thinking, and measurable impact to drive meaningful results.

Java Developer

I have strong Java development skills with experience building backend and web applications using Spring, Spring Boot, Hibernate, JSP, and EJB. I am experienced in developing APIs, integrating systems, working with relational databases, and managing builds and deployments using tools such as Maven, Git, and Docker. I focus on writing clean, maintainable code and delivering reliable, scalable solutions.

SQL

I have strong SQL skills in querying, data extraction, and performance optimization across Oracle, MySQL, and Microsoft SQL Server. I am experienced in writing complex joins, aggregations, and subqueries to analyze data accurately and support business decisions. I focus on data accuracy, efficiency, and clear insight generation.

Python

I have practical Python skills for data analysis, data cleaning, and basic automation tasks. I use Python to manipulate datasets, perform exploratory analysis, and generate clear insights to support decision-making. I focus on writing clean, efficient code to ensure accurate and reliable results.

Tableau

I have strong Tableau skills in building interactive dashboards and visual reports that translate data into clear business insights. I am experienced in data modeling, calculated fields, KPI tracking, and trend analysis to support decision-making. I focus on creating clean, user-friendly visuals that highlight key findings effectively.

Cloud & Security

I have foundational experience in cloud platforms including AWS, Microsoft Azure, and Oracle Cloud Infrastructure, supporting deployment and system integration needs. I understand core security principles such as access control, network configuration, VPN, and secure data handling. I focus on maintaining system reliability, protecting data integrity, and following best practices in cloud and infrastructure environments.

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Education

B.Sc. in Computer Science

Gunadarma University (1992 – 1996)

3.37/4

I earned my degree from Gunadarma University, where I built a strong foundation in information technology, programming, and systems analysis. My education equipped me with structured problem–solving skills and a solid understanding of software development principles that support my professional experience.

Full-stack Data Analytics

RevoU (2025 – 2026)

Passed

I completed the Full Stack Data Analytics (FSDA) program at RevoU, where I gained hands-on experience in data cleaning, analysis, segmentation, and visualization. Through practical projects, I developed the ability to turn raw data into clear insights and actionable business recommendations.

Job Experiences

IT Programmer

PT Metropolitan Retailmart – (1997- 2000)

Indonesia

At PT Metropolitan Retailmart, I worked as an IT Programmer developing and maintaining business applications using Informix 4GL. I supported daily retail operations by ensuring system reliability, troubleshooting issues, and improving application performance to meet business needs.

Software Developer

PT Magnus / PT Tedopres – (2000 – 2005)

Indonesia

At PT Magnus Management Consultant Indonesia, I worked as a Software Developer and Solution Consultant delivering enterprise systems for regional and multinational clients. I contributed to system design, development, and integration projects across industries, strengthening my expertise in business analysis, application development, and cross-border project collaboration.

System Analyst

PT Asaba Computer Center – (2005 – 2006)

Indonesia

At PT Asaba Computer Centre, I worked as a Project Manager and System Analyst delivering custom enterprise applications and integration solutions. I led development initiatives, managed client requirements, and conducted technical training, strengthening my expertise in project coordination, system design, and stakeholder communication.

CEM Specialist

PT Nokia Networks – (2006 – 2017)

Indonesia

At PT Nokia Networks Indonesia, I served as a CEM Specialist and Technical Architect delivering large-scale telecommunications projects across Asia, the Middle East, and Australia. I led system upgrades, network modernization, service provisioning, and consolidation initiatives, ensuring reliable performance and successful project delivery in complex, multi-stakeholder environments.

Technical Consultant

PT Midas Daya Teknologi – (2000 – 2023)

Indonesia

At PT Midas Daya Teknologi Indonesia, I worked as a Project Manager and Technical Consultant delivering banking and financial technology initiatives. I led production excellence improvements, supported core banking and omni-channel platforms, and ensured stable, reliable system operations through structured analysis and cross-functional coordination.

Technical Skills

Java, Web Application, Spring Boot, Microservices, Python (Pandas, NumPy), Advanced SQL, Data Manipulation, REST API Data Extraction, Exploratory Data Analysis (EDA), Statistical Analysis, RFM Segmentation, Funnel Analysis, Data Cleaning & Transformation, KPI Analysis, Root-Cause Analysis, Operational Performance Analysis