Wannaphong Phatthiyaphaibun
Founder at pyThaiNLP
Mueang Nong Khai district, Nong Khai, Thailand
Summary
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Rockstar🎓
Top SchoolWannaphong Phatthiyaphaibun is a founder and PhD candidate at VISTEC with 11 years of software engineering experience focused on NLP and open-source tooling for Southeast Asian languages. He created and maintains PyThaiNLP and LaoNLP, bringing practical Thai and Lao language processing into widely used Python ecosystems. His open-source work includes integrating Thai support into high-profile projects like spaCy, Mozilla Common Voice, and LAION’s Open-Assistant, demonstrating both deep technical contributions and localization expertise. He has experience as a research assistant and teaching assistant, bridging academic research and production-grade libraries. Known for backend development and i18n/i10n work, he often implements language-specific tokenization, transliteration, and test suites that improve reliability for underrepresented languages. Based in Nong Khai, Thailand, he combines hands-on engineering with an academic perspective to make NLP accessible for Thai and Lao communities.
11 years of coding experience
2 years of employment as a software developer
Bachelor Degrees, Computer Science, Bachelor Degrees, Computer Science at Khon Kaen UniversityDoctor of Philosophy, School of Information Science and Technology (IST), Doctor of Philosophy, School of Information Science and Technology (IST) at Vidyasirimedhi Institute of Science and Technology (VISTEC)
Thai
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (25)
tokenize10
debug10
maintenance10
facebook-messenger10
python10
internationalization10
nlpjs10
tokenizer10
localization10
spacy10
natural-language-processing10
text-processing10
code-cleanup10
i18next10
nlp10
Programming languages (22)
Github contributions (5)
PyThaiNLP/pythainlp
Jun 2016 - Jan 2023
Thai natural language processing in Python
Role in this project:
Back-end Developer
Back-end DeveloperContributions:124 releases, 76 reviews, 2206 commits in 6 years 8 months
Contributions summary:Wannaphong's primary contribution involved developing and maintaining the back-end functionality of the PyThaiNLP project. They focused on enhancing the code and added new functionalities, including implementing text processing functions in setup.py and integrating the "royin.py" for text transliteration. They also added new functionalities to the repository, like adding the "thainlp.util.thai" and "pythainlp.util.thaiwordcheck" files.
nlpword-segmentationpythonthai-nlp-librarylanguage-processing
common-voice/common-voice
Mar 2018 - Dec 2022
Common Voice is part of Mozilla's initiative to help teach machines how real people speak.
Role in this project:Localization / Internationalization Specialist
Localization / Internationalization SpecialistContributions:115 commits, 6 PRs, 5 comments in 4 years 9 months
Contributions summary:Wannaphong's contributions focused on updating and improving the Thai (th) language localization for the Common Voice project. They primarily worked on modifying the `messages.ftl` file, which contains the translated text for the user interface. Their work involved adding, updating, and correcting Thai translations to ensure the project's accessibility for Thai speakers.
internet-freedommachinesinitiativeopen-datavoice
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