Eduardus Tjitrahardja
M.S.Advanced ComputingTsinghua · 清华大学
B.Sc.Computer ScienceUniversity of Indonesia
Researching at the Tsinghua Key Laboratory of Pervasive Computing, focusing on Vision Language Models (VLMs), Multimodal AI, and Human-Computer Interaction (HCI). Awarded 3 gold and 4 silver medals in competitive machine learning, with research contributions published at international venues such as LLM2KG@ESWC and ISRITI.
My Technical Skills
Experience
Tracing the path of deploying research into real-world applications and giving back to the community.
Research Assistant
Tsinghua University
- Researching at the Key Laboratory of Pervasive Computing lab, focusing on Vision-Language Models (VLM), Multimodal AI on human interaction, and intention with smart wearables.
- Currently developing a Multimodal Egocentric Dataset utilizing smart wearables to capture and model human intentions in real-world settings.
VLMLLMCVHCI
AI Coach, Indonesian National Team
International Olympiad in Artificial Intelligence (IOAI)
- In Indonesia National Team first-ever participation in IOAI, the team achieved an outstanding result: 3 Silver medals and 1 Bronze — four students, four medals.
- Mentoring and preparing Indonesia’s top high school students for Indonesia's debut at the 2025 International Olympiad in Artificial Intelligence (IOAI), covering key areas such as machine learning, natural language processing (NLP), computer vision (CV), and data science.
PythonMLNLPCVPytorch
AI Engineer Intern
Maknadata
- Worked closely with the CEO on the Criminal Detention Studies in Indonesia project, developing AI-driven solutions.
- Built an LLM-powered system to extract key criminal information from unstructured legal documents (e.g., PDFs).
- Developed an automated meeting notes generation system for prisoner-officer interviews.
- Designed a Chat RAG system leveraging relational databases for efficient information retrieval.
LLMNLPSLPPostgreSQL
AI Engineer Intern
Media Kernels Indonesia
- Worked directly under the CTO to research, design, and develop an advanced Retrieval-Augmented Generation (RAG) system leveraging diverse data sources, including social media, news outlets, and legal documents.
LLMNLPPythonFastAPITypeScriptPostgreSQL
Backend Engineer Intern
Traveloka
- Part of a core team within the company, the Flight Supply team, which is responsible for managing the technology related to airline inventory.
- Successfully improved booking health by ~4%, seat selection availability of the top 3 airline providers by ~10%, and our Memcache effectiveness and hit rate by ~15%
- Chosen as an intern out of 8700 applicants.
JavaSpringBootAWS
Teaching Assistant for Data Structure and Algorithms
Faculty of Computer Science, Universitas Indonesia
- Responsible for aiding professors and providing support to students in comprehending course materials.
- Created lab exercises and programming tasks to enhance the students' learning experience.
Teaching Assistant for Programming Foundations 2
Faculty of Computer Science, Universitas Indonesia
- Responsible for helping professors and assisting students in helping them better understand the Java materials taught in the Programming Foundations 2 course.
Teaching Assistant for Programming Foundations 1
Faculty of Computer Science, Universitas Indonesia
- Responsible for helping professors and assisting students in helping them better understand the Python materials taught in Programming Foundations 1 course.
PythonJava
Software Engineer Intern
SabilaMall
- Revamped the backend of www.sabilamall.co.id using Express with TypeScript.
- This revamp resulted in an impressive average improvement of 50% in response time.
- Additionally, we managed and redesigned the MySQL database and successfully migrated it to AWS RDS.
TypeScriptExpressJSPrismaMySQLRedisAWS
Data Ops Engineer Intern
Xeratic
- Contributed to the Great Giant Foods (GGF) project by utilizing Pentaho for ETL processes and Tableau to create informative dashboards.
PentahoTableauMySQL
Selected Work
Applied research, engineering projects, and hobby projects.
MyoPong: Goal-Conditioned Synergistic Action and Latent Exploration for Musculoskeletal Table Tennis Control with Training-Free High-Level PolicyProject
RLMLPython+1
2025
FrOG: Framework of Open GraphRAGResearch Publication
LangChainRAGKnowledge Graph+4
2025
Towards an Open NLI LLM-based System for KGs: A Case Study of WikidataResearch Publication
LangChainRAGKnowledge Graph+4
2024
Analysis of the 2024 Presidential Election Campaign Using Lexical Mutations Network, Public Stance, and Civility Tendency on Social MediaProject
MLNLPGephi+1
2024
MyoPong: Goal-Conditioned Synergistic Action and Latent Exploration for Musculoskeletal Table Tennis Control with Training-Free High-Level PolicyProject
RLML+2
2025
FrOG: Framework of Open GraphRAGResearch Publication
LangChainRAG+5
2025
Towards an Open NLI LLM-based System for KGs: A Case Study of WikidataResearch Publication
LangChainRAG+5
2024
Analysis of the 2024 Presidential Election Campaign Using Lexical Mutations Network, Public Stance, and Civility Tendency on Social MediaProject
MLNLP+2
2024
Automatic Assignment of Community Reports on the CRM Platform Using Early Fusion Multimodal TransformerResearch Publication
MLCV+2
2024
PilgrimPal - Umroh AI AppProject
CVNLP+4
2024
Transjakarta Demo AppProject
MLPython+4
2023
Duren Search EngineProject
MLNLP+4
2023
Image-based Drugs Search Engine using OCR and Levenshtein AlgorithmProject
MLCV+3
2023
High-Accuracy, Low-Cost Model for Indonesian Logistics Sentiment AnalysisProject
MLNLP+1
2023
Helm Detection on Motorcycle Drivers in Indonesia using Deformable DETRResearch Publication
MLCV+2
2024
Data Analytics Dashboard Competition Grader Website, COMPFEST 15Project
GoFiber+3
2023
Pesta Rakyat 2022 & 2023 Website, PERAK 2023Project
TypeScriptNext.js+5
2022 & 2023
Segmentation Self-Driving CarProject
MLCV+3
2022
Recognitions
Awards, competitions, and key achievements.
Best Lead of Data Science & Analytics SIG, RISTEK 2024 Q2
AWARD • RISTEK Fasilkom UI
1st Winner of Data Mining, GEMASTIK XVII
COMPETITION • Indonesian Ministry of Education, Culture, Research, and Technology
2nd Winner of Big Data Challenge, Satria Data 2024
COMPETITION • Indonesian Ministry of Education, Culture, Research, and Technology
1st Winner of Machine Learning Competition, Data Slayer 1.0
COMPETITION • Telkom Institute of Technology Purwokerto
Best Lead of Data Science & Analytics SIG, RISTEK 2024 Q2
COMPETITION • RISTEK Fasilkom UI
1st Winner of Data Mining, GEMASTIK XVII
COMPETITION • Indonesian Ministry of Education, Culture, Research, and Technology
2nd Winner of Big Data Challenge, Satria Data 2024
COMPETITION • Indonesian Ministry of Education, Culture, Research, and Technology
1st Winner of Machine Learning Competition, Data Slayer 1.0
COMPETITION • Telkom Institute of Technology Purwokerto
1st Winner of Objective Quest Dataquest, Airnology 2.0
COMPETITION • BEM FTMM Universitas Airlangga
2nd Winner of Natural Language Processing Data Competition, Intelligo ID 2023
COMPETITION • Intelligo ID
Finalist of Data Mining, GEMASTIK XVI
COMPETITION • Indonesian Ministry of Education, Culture, Research, and Technology
Semi-Finalist of Big Data Competition, Satria Data 2023
COMPETITION • Indonesian Ministry of Education, Culture, Research, and Technology
Best Lead of Web Development SIG, RISTEK 2023 Q1
COMPETITION • RISTEK Fasilkom UI
2nd Winner of Data Competition, JOINTS 2023
COMPETITION • HIMAKOM Universitas Gadjah Mada
2nd Winner of RISTEK Datathon Competition, Pekan RISTEK 2022
COMPETITION • RISTEK Fasilkom UI