Calvin Tantio
Software Engineer (Backend) - Live - Wallet at TikTok
Singapore
Summary
👤
Senior🎓
Top SchoolCalvin Tantio is a backend-focused software engineer with nine years of experience building scalable systems across consumer tech and infrastructure at companies like TikTok/ByteDance, Shopee, Garena, and Dyson. Trained at NUS in Computer Engineering, he blends production backend expertise (orders, returns, live wallet systems) with a research-minded background in NLP and ML from university projects. He has shifted between roles in stability/chaos engineering and client-side automation, showing a talent for reducing fragility and improving testability across stacks. Known for pragmatic prototyping—ranging from iOS/watchOS prototypes to mock servers for CI pipelines—he pairs deep engineering rigor with hands-on problem solving. Based in Singapore, he brings cross-domain experience that helps translate research ideas into reliable, production-ready services.
9 years of coding experience
2 years of employment as a software developer
International Baccalaureate Diploma, International Baccalaureate Diploma at Anglo-Chinese School (Independent)Full Stack Web Development Certification Computer Software Engineering, Full Stack Web Development Certification Computer Software Engineering at freeCodeCampBachelor of Engineering (B.Eng.) Computer Engineering, Bachelor of Engineering (B.Eng.) Computer Engineering at National University of Singapore
Indonesian, Chinese, English, Malay, Korean
Github Skills (14)
address-book9
oop8
java7
fundamentals6
hierarchical5
nlp4
recommendation-system4
natural-language-processing4
information-retrieval3
foundation-models3
github-pages3
large-language-models2
machine-learning2
deep-learning2
Programming languages (7)
Github contributions (5)
CT15/hLSTM
Jan 2020 - Feb 2020
Implementation of Hierarchical Long Short-Term Memory
Contributions:35 commits, 23 pushes, 3 branches in 1 month
memorydeep-learninghierarchicalmachine-learninglong-short-term-memory
CT15/addressbook-level4
Oct 2017 - Nov 2017
Contributions:137 pushes, 18 branches in 1 month
javaaddresssample-applicationaddress-book
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