Curriculum Vitae
Esther Regina
I am Esther Regina, a final-year Information Systems student at the Bandung Institute of Technology with a strong academic background and a passion for solving real-world problems through technology and process optimization. I have hands-on experience in digital product development, data analysis, and business process improvement through internships in tech-driven roles at companies such as Telkomsel, Indonesia Stock Exchange, and PT POCA Jaringan Solusi. My ability to quickly adapt to new domains, combined with strong analytical, communication, and project management skills, has also been demonstrated through multiple national and international business case competitions. I thrive in dynamic environments, am fluent in English, and enjoy collaborating with diverse teams to create impactful, user-centered solutions.
Sedang berjalan
Institut Teknologi Bandung
S1 • Sistem Informasi • IPK 3.63
Juni 2025 - Desember 2025
CERTIFIED INTERNSHIP PROGRAM - Project TIASOP | TNEX | NEUAPIX | TEAMMATE
PT Telekomunikasi Indonesia International • Magang
April 2025 - Sekarang
Data Analyst Trading System Operations 2
Indonesia Stock Exchange • Magang
• Transformed over 200,000 records of PLTE and SPPA, reducing format errors by 65% through streamlined data processing
• Built 2 interactive dashboards and reports in Power BI, improving reporting speed by 30% and enabling faster data-driven decisions
• Gathered user requirements, prepared and cleaned datasets, designed data models, created DAX measures, and iterated visualizations to meet stakeholder needs in Power BI
September 2024 - Desember 2024
Digital Technology Analyst Intern
PT Telekomunikasi Selular (Telkomsel) • Magang
• Initiated business process improvement by using machine learning based approach for optimizing digital advertising strategies
• Enhanced business operations by conducting platform analysis and integrating platforms, ensuring robust performance through automated testing with Katalon Studio and Jira
• Led the data migration project consisting of 724 records of IPTV to Salesforce, streamlining workflows and optimizing sales operations for digital advertising solutions, resulting in increased productivity and seamless execution
Media
Juni 2024 - Agustus 2024
IT Intern
PT POCA Jaringan Solusi (POCA Group) • Magang
• Improved reporting accuracy by 10% by cleansing staff attendance data and creating interactive dashboards using Google Looker Studio.
• Revamped mobile application interface to enhance design consistency and overall user experience.
• Participated in end-to-end mobile app development using React Native, including user requirement gathering, interface design, coding, and iterative testing.
Media
Juli 2023 - Juli 2023
Project Based Intern: Big Data Analytics (Virtual Intern)
PT Kimia Farma • Magang
• Melakukan analisis data untuk mengidentifikasi permintaan, pola, dan tren dalam penjualan produk.
• Merancang dashboard yang user-friendly untuk meningkatkan keterbacaan dan kemudahan pemantauan data.
• Melaksanakan pembersihan data, meningkatkan kualitas dan konsistensi data hingga 20%.
Juli 2023 - Mei 2024
Staf Marketing
Inkubator IT • Organisasi
• Optimized Inkubator IT’s products, boosting social engagement by up to 50%
• Created compelling copy for IIT’s content, attracting and encouraging project consultations with IIT
• Conducted brainstorming sessions to generate innovative content ideas for IIT, resulting 15+ innovative content ideas for IIT
Mei 2023 - Juli 2024
Managerial Staff (Official, Project Manager)
Unit Robotika ITB Dagozilla • Organisasi
Unit Robotika ITB tim Dagozilla adalah tim yang berfokus pada perlombaan KRSBI-B dalam tingkat regional dan nasional. Pada tim ini, saya berperan sebagai manager dari tim yang bertujuan untuk mengawasi pekerjaan divisi elektrik, mekanik, dan programming. Saya menggunakan trello dan Google Sheets untuk mengawasi pekerjaan divisi yang lainnya. Untuk mengawasi timeline pengerjaan proyek, saya menggunakan Gannt Chart. Sementara untuk menghandle to do list, saya menggunakan Trello. Selain itu, saya juga menciptakan kegiatan bonding anggota Dagozilla dan membuat konten-konten media sosial Dagozilla.
April 2025
Introduction to Power BI
Datacamp • 40,311,121
Completed course of foundations and basics in Power BI
Media
Januari 2024
Bahasa Inggris
IELTS • 23ID500741REGE406A
Achieved an overall IELTS Band 7.0, with all section scores above 6.5; valid until January 2026
(Listening: 8.0 | Reading: 6.5 | Writing: 6.5 | Speaking: 7.0)
Media
September 2023
Design Thinking & Growth Mindset and UI/UX
Digistar Class 2023 Telkom Indonesia • -
Selected as a mentee in Digistar Class 2023, a 3-in-1 development program focused on enhancing hard skills, soft skills, and social impact.
Specialized in UI/UX for hard skills, gaining hands-on experience in user research, design, and usability testing.
Developed a strong growth mindset and applied design thinking principles to foster personal and professional growth, especially in the context of career development.
Media
Juli 2023
The Complete 2023 Web Development Bootcamp
Udemy • UC-f6891cdf-c579-4e1e-8143-2f720a4466e9
Developed understanding in developed websites and frameworks used in creating frontend and backend
Media
September 2024
1st Place of T-Troopers Quest Kuncie by Telkomsel [NATIONAL]
Telkomsel • -
- Conducted a comprehensive analysis of Kuncie’s platform to identify key challenges and opportunities for Gen Z engagement.
- Proposed actionable strategies to increase user acquisition through influencer marketing, casual copywriting, and content gamification tailored for Gen Z preferences.
- Designed recommendations for AI-based personalization features and career-path integration to enhance user retention and learning experience.
- Collaborated in competitor benchmarking and positioning analysis to strengthen Kuncie’s value proposition in the edtech industry.
Media
November 2023
2nd Place of IAF Business Case Competition 2023 [NATIONAL]
IPB University dan Sayurbox • -
• Performed an in-depth case analysis utilizing SWOT, PESTLE, Porter Five Forces, and Competitor Analysis to uncover strategic insights and identify competitive advantages
• Proposed strategies to overcome issues with Sayurbox suppliers and packaging waste using CASE Strategies: Collaborate with Partners, Adjust Technology, Sustainable Packaging, Educate Farmers
• Mitigated risks of the solutions by defining the risks and created a risk mitigation plan
Media
![2nd Place of IAF Business Case Competition 2023 [NATIONAL]](https://magenta-prod.s3.ap-southeast-3.amazonaws.com/award/2nd-place-iaf-bcc-2023-esther-474613.jpg?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIAQ4J5YK7D25RILON6%2F20250811%2Fap-southeast-3%2Fs3%2Faws4_request&X-Amz-Date=20250811T174531Z&X-Amz-SignedHeaders=host&X-Amz-Expires=3600&X-Amz-Signature=89df583807842cda6afecdc2bd086dfb80b3af526d1d88704d8aaeb824c0e151)
September 2023
1st Place of IDSC International Company Case Competition [INTERNATIONAL]
IDSC International Company Case Competition 2023 by Universitas Airlangga dan PT PLN • -
• Conducted an in-depth analysis of potential alternatives to diesel power plants and simulated the solutions with PVSyst for optimal results, achieving 100% renewable energy sources.
• Identified the most efficient battery and PV requirements to maximize energy efficiency.
• Proposed a solution to periodically replace diesel power plants (PLTD) with solar power plants (PLTS) and biomass power plants (PLTBM) which significantly reduced carbon emissions and eliminating the need for oil fuel.
Media
September 2023
Best Social Project Challenge and Top 50 Mentees Digistar Class 2023 [NATIONAL]
PT Telkom Indonesia • -
• Selected as one of 500 awardees from 15.000+ participants and ranked among the top 50 mentees, showcasing exceptional performance and dedication
• Acquired Design Thinking & Growth Mindset as key soft skill and developed proficiency in UI/UX Design as a hard skill. Effectively applied the theories in classes to deliver an outstanding performance in social project challenge
• Designed a prototype for a sanitation application for PC, enhancing user experience and accessibility
Media
![Best Social Project Challenge and Top 50 Mentees Digistar Class 2023 [NATIONAL]](https://magenta-prod.s3.ap-southeast-3.amazonaws.com/award/best-team-sospro-474613.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIAQ4J5YK7D25RILON6%2F20250811%2Fap-southeast-3%2Fs3%2Faws4_request&X-Amz-Date=20250811T174531Z&X-Amz-SignedHeaders=host&X-Amz-Expires=3600&X-Amz-Signature=5357948b807054622e591cdc5f92c01797cac84c9a30f86e778646f08bc2719d)
September 2023
Semifinalist of Hology 6.0 IT Case Competition [NATIONAL]
Universitas Brawijaya • -
• Analyzed the root cause of time-consuming diagnoses at Alexion Pharmaceuticals, ensuring alignment with compliance standard
• Proposed the CITE Solution: Collaborate with Zaloni, Implement DataOps, Train Sales Force and Healthcare Workers, Enforce Data Governance
• Formulated a comprehensive risk mitigation plan for each identified risk in the proposed solution.