Ardya Dipta Nandaviri Email and Phone Number
Ardya Dipta Nandaviri personal email
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resume: https://bit.ly/dipta_rsmAs an accomplished Head of Data Science with over 10 years of experience, I bring a unique blend of technical expertise and leadership in machine learning and AI. My career spans over 7 years at high-growth startups with more than 30 million monthly active users, 5+ years specializing in Google Cloud Analytics and Machine Learning, and over 4 years contributing to multinational corporations. I hold a Master's degree in Robotics & AI from Carnegie Mellon University's School of Computer Science and a Bachelor's degree in Electrical Engineering from Institut Teknologi Bandung. In 2009, I was honored as the national robotics champion in Indonesia after winning KRCI (Kontes Robot Cerdas Indonesia).I am a hands-on leader with extensive experience in convex and non-convex optimization, fraud detection, recommendation systems, forecasting, routing optimization, natural language processing (NLP), and computer vision. I excel in driving end-to-end projects—from strategizing and development to experimentation and deployment of ML/AI solutions. Passionate about sharing knowledge, I've delivered speeches at over 100 public seminars, including TEDx events, to share insights on AI, data science, and technology.During free time, you might find me scuba diving across Indonesia's beautiful ocean. I have logged >100 of diving so far.# Some FAQs:* How do I invite you for Data Science related speaking event?Please send an email to ardyadipta[at]gmail.com , with subject "[Speaking Invitation]
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Data Science Manager, Consumer PlatformGojekJakarta, Indonesia -
Head Of Data Science And Business InsightsPt Kalbe Farma, Tbk Jun 2023 - PresentJakarta, Dki Jakarta, IdBuilding data science strategies and initiatives at South East Asia’s largest pharmaceutical, healthcare & nutrition company ($KLBF). Report directly to the CDO (Chief Data Officer). Leading data science & analytics teams at holding group and subsidiary (Cakra Radha Mustika)Team achievements (credits to the team):- built demand/supply forecasting model with performance up to 10% of MAPE (90% accuracy) for some products which could significantly reduce overstock/ understock problems- improved logistic routing calculation efficiency from initially 2 minutes per trip to less than 1 second / trip through optimization & automated python script- optimizing CRM marketing automation through rigorous AB Testing, improving conversion rate more than 5% compared to the control group -
Founder & CeoViritech.Ai 2023 - PresentOffering data science, AI and business analytics consultation and implementation.contact me at dipta@viritech.ai -
Public SpeakerFreelance Jul 2017 - PresentOne of my passion is to learn share knowledge and have interesting discussions. I have given speeches in ~100 public events in tech companies, national institutions, universities, and communities. Some of the highlighted events:* TEDx : How AI has saved humanity thousand of years and liveshttps://www.ted.com/talks/ardya_dipta_how_ai_saves_humanity_thousand_years_of_work_ardya_dipta_tedxitb* Google Cloud Next Extended 2018 (250 audiences)https://allevents.in/jakarta/google-cloud-next-18-extended-jakarta/20001927035382?ref=past-event-page* Tech in Asia Product Development Conference 2020 (600 audiences), June 2020 (https://pdc.techinasia.com/speakers-pdc/ardya-dipta-nandaviri/)* Compfest by University of Indonesia: Gap between AI and Human, Oct 2020 (400 audiences)https://compfest.id/compfesttalks/* Ministry of Finance of Republic of Indonesia : Digital Mindset dalam Transformasi Digital Kementerian Keuangan (6.5k audiences), Sept 2020https://youtu.be/1PK5e3bxlso?t=2862* Telkomsel : Building recommendation system for GoFood (30 audiences, internal event), 2019* Interview with Asumsi "Peluang Karier Data Scientist", Aug 2019. (95k views as per Aug 2021)https://youtu.be/FCltgGLSt3Q* Gojek’s Yayasan Anak Bangsa Bisa Data Science Class (800 audiences), July 2020(http://bit.ly/Gojekclassdatascience)* Indosat x Data Science Indonesia (200 audiences), 2018https://www.facebook.com/techinasiaID/photos/1777202282332506* Bukalapak : Bukatalk Data Meetup (200 audiences), Sept 2019https://beamstart.com/event/114424/Data_Show_Time_Vol2__Shape_Your_Business_With_Machine_Learning* Insitut Teknologi Bandung: National Seminar on Analytics (300 audiences), https://boulevarditb.com/2019/10/01/seminar-nasional-mcf-itb-2019-bagaimana-peran-matematika-dalam-industri-4-0/* @DeepTech Community : Tips to be a data scientist (300 audiences), June 2020https://twitter.com/deeptech_id/status/1262745082442047493
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Data Science Manager, Core Experience, Consumer PlatformGoto Group Apr 2022 - Jun 2023Jakarta, IdLead team of data scientists and data analyst to improve customer experience and accomplished over 10% of improvement in CTR as measured by internal AB testing (statsig) by implementing personalization on Gojek homepage components through intent classification with NLP, card ranking, etc. -
Data Lead, Risk (Driver Trust And Safety)Goto Group Jan 2021 - Apr 2022Jakarta, Id* Led data team consists of data scientists & analysts to prevent fraud and scams happening in driver ecosystems to ensure safety of the overall platform and potentially saved over XX million USD by implementing a Tensorflow Autoencoder-based anomaly detection system, which reduced incentive abusers by more than 80%.* Reduced scams from illegal apps and Fake GPS apps by more than 90% by building a fraud detection model which classifies GPS ping patterns and other human behavior patterns, improved overall customer experience based on internal surveys. * Tech stacks: Python, SQL, Google Cloud (BigQ, GCS, ML Flow), Airflow, Shell script, Docker, Git, parallel computing, Flask. ML libraries (Pandas, Dask, Pandarallel, Numpy, Plotly, Seaborn, Sklearn, Tensorflow, XGB, FB Prophet, etc) -
Senior Data ScientistGoto Group Oct 2017 - Jan 2021Jakarta, Id* First hire of Senior DS in Gojek Jakarta office* Tech lead of a team of data scientists and analysts to solve variety of problems, currently focusing on improving trust and safety for millions of driver partners, customers and merchants. * Conduct end to end data science processes: understanding business problems, conducting statistical analysis, developing features and advanced analytics model, deployment on production level code, and presentation.* Provide mentorship for junior data scientists and analysts.* Seasonal data science bootcamp teacher for new joiners* Tech stacks: Python, SQL, Google Cloud (BigQ, GCS, ML Flow), Airflow, Shell script, Docker, Git, parallel computing, Flask. ML libraries (Pandas, Numpy, Plotly, Seaborn, Sklearn, Tensorflow, XGB, FB Prophet, etc)My work includes, but not limited to:* Fraud detection * Price optimization* Vehicle routing optimization* Churn Prediction -
Mentor, Data ScienceIykra Nov 2020 - Aug 2021Jakarta Selatan, Dki Jakarta, IdMentor for solver society to solve analytics projects.https://iykra.com/solver-society/ -
Consultant - Data ScientistThe World Bank May 2018 - Jun 2019Washington, Dc, UsGenerated report and insights for Dana Desa (village funding) project for the Ministry of Economics of Indonesia by mining insights from hundreds of pages of free texts with NLP. Published by Mr. President Joko Widodo on his tweet as attached* Tech stacks: Microsoft Azure, Databricks, Pyspark, Python, SQL, NLP libraries -
Lead Data ScientistAmartha Mar 2017 - Oct 2017Jakarta Selatan, Jakarta, IdTeam Achievement:- Developed a machine learning based credit scoring system to keep non-performing-loan (NPL) below 0.5%. Responsibilities:Lead a team of data scientists, data analysts, engineer and psychologist to develop a dynamic credit scoring system for unbanked people. This system is based on the borrowers' profile and psychometric survey.* Tech stacks: R, Python, SQL, Cuda C -
Data ScientistAmartha Nov 2016 - Mar 2017Jakarta Selatan, Jakarta, Id -
Robotic Research Programmer/ AnalystCarnegie Mellon University Jan 2016 - Nov 2016Pittsburgh, Pa, UsSchool of Computer Science - Robotics Institute - Field Robotics CenterWorked on implementation and testing issues associated with the localization / calibration/ mapping system for commercialized field robotics projects such as Autonomous Vehicle.implemented and tested Extended Kalman Filter and sensor fusion.Mostly work on ROS and C++. -
Robotics System Engineer- Perception DevelopmentCaterpillar Inc. Apr 2015 - Dec 2015Irving, Texas, Us* Understand overall system requirements in order to develop and document supporting subsystem requirements and turn them into a software design.* Support existing autonomy software by learning and documenting the existing algorithms.* Work with multiple teams across the globe to integrate software changes and ensure they are validated appropriately. -
Software & Electrical EngineerLifeshel Feb 2015 - Apr 2015* Worked on a new product prototype of a safety device embedded in a helmet* Developed embedded software for Bluetooth Low Energy Bluegiga chip using Bluegiga script; Arduino using INO & C++; and designed electrical board using Eagle.
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Software & Electrical EngineerLifeshel Jun 2014 - Aug 2014*Designed and built a prototype of Whistl, a first product of Lifeshel.Whistl is an iPhone case designed for protection system against sexual assault and other potential crime. If the user is in danger, all he/she has to do is pressing a single button on this case. This case will buzz a very loud alarm (120dB) and strobe light. Using Bluetooth Low Energy (BLE), the case will send signal to iPhone which will trigger an app to notify the police, your family and close friends in Lifeshel network. * Designed, built and tested electronics system including the Bluetooth low energy (BLE), boost converter, strobe light and alarm circuit, and other input peripheral such as push buttons and capacitive touch sensor.* Designed the PCB using Eagle, populated the PCB w/ SMD components, tested the circuit and prepared the PCB for manufacturing ready. * Developed firmware for the BLE chip using Bluegiga Script (bgs) to control the input/output such as PWM signal and transmitting bluetooth signal to iPhone.
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It Specialist & Project ManagerIbm Feb 2011 - May 2013Armonk, New York, Ny, Us* Designed solution to solve problems regarding IBM servers, particularly IBM AS400 machines and network. Was entrusted to handle 20 customers as a project manager and a technical solution specialist for a specific database replication software called MIMIX.MIMIX is a data mirroring software for IBM AS400 machines to maintain High Availability of Production System and Backup Systems of data center. This software is developed by Vision Solutions Inc. (formerly Lakeview Inc.) and is used by 90% Banks in Indonesia and also non-banking enterprises companies.My works included implementation, technical problem solving, giving technical training to customers, giving presentation to help sales team from the technical side, designing solution, giving technical review and also led the projects as PM. As the project manager, I also engaged relations with customers, who mostly are Banks in Indonesia and maintained teamwork with local business partners.Sample project: - MIMIX Implementation and Maintenance for Banking industries. Implementation including designing the data replication path between servers, building IBM database journals and other objects for replication, and network analyzing. Maintenance including daily problem solving and switch over data center. - Network maintenance using Cisco, Juniper and bandwidth optimizer such as Blue Coat -
Ibm Apprentice Program 2010Ibm Sep 2010 - Jan 2011Armonk, New York, Ny, UsSelf-development and team-building program by IBM Indonesia to help fresh graduates to adapt in work life in transition from campus life to work life.Was one of 20 apprentices who were selected among ~1000 candidates from top universities from all around Indonesia. -
Web DesignerWeb Designer Freelance Oct 2010 - Feb 2011Designed and maintained the web site for a government-owned company using PHP & MySQL, with Joomla and Wordpress web tools.Portfolio : http://www.adhipersadaproperti.co.id/
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Digital Lab AssistantInstitut Teknologi Bandung Jul 2008 - Jun 2009Bandung, West Java, IdSupervising sophomore students on lab projects.
Ardya Dipta Nandaviri Skills
Ardya Dipta Nandaviri Education Details
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Carnegie Mellon UniversitySchool Of Computer Science -
Harvard Business School OnlineOther; Certificate In Negotiation Mastery -
Institut Teknologi BandungElectrical Engineering -
Sma Negeri 8 Jakarta
Frequently Asked Questions about Ardya Dipta Nandaviri
What company does Ardya Dipta Nandaviri work for?
Ardya Dipta Nandaviri works for Gojek
What is Ardya Dipta Nandaviri's role at the current company?
Ardya Dipta Nandaviri's current role is Data Science Manager, Consumer Platform.
What is Ardya Dipta Nandaviri's email address?
Ardya Dipta Nandaviri's email address is ar****@****hoo.com
What is Ardya Dipta Nandaviri's direct phone number?
Ardya Dipta Nandaviri's direct phone number is +191732*****
What schools did Ardya Dipta Nandaviri attend?
Ardya Dipta Nandaviri attended Carnegie Mellon University, Harvard Business School Online, Institut Teknologi Bandung, Sma Negeri 8 Jakarta.
What are some of Ardya Dipta Nandaviri's interests?
Ardya Dipta Nandaviri has interest in Robotics, Web Design, Technology, Education, Photography, Diving.
What skills is Ardya Dipta Nandaviri known for?
Ardya Dipta Nandaviri has skills like C, Java, Sql, Python, C++, Matlab, Robot Operating System, Computer Vision, Ibm Iseries, Machine Learning, Databases, Robotics.
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