Han Lim
Principal Software Engineer at Zendesk
Singapore
Summary
👤
Senior🎓
Top SchoolHan Lim is a Principal Software Engineer based in Singapore with 13 years of experience building high-volume, low-latency Java systems and driving Agile teams from user stories to production. He has progressed through senior engineering roles at Zendesk and Eyeota, combining hands-on development in Java with fluency in Ruby on Rails, Python, and JavaScript. Comfortable across the full stack and system administration, he favors cloud-native architectures that scale and often mixes shell scripting and package management into his engineering toolkit. Known for turning around deliverables quickly, he balances pragmatic software architecture with operational ownership. His background includes leading web application projects for ST Microelectronics and national e-services work early in his career, giving him a strong sense of reliability and stakeholder-focused delivery. Colleagues describe him as an Agile practitioner who bridges product needs and engineering execution while still enjoying the craft of web design and systems hacking.
13 years of coding experience
13 years of employment as a software developer
GCE 'O' Levels O level, GCE 'O' Levels O level at Bukit Panjang Govt High School'A' Levels Economics Mathematics and Physics, 'A' Levels Economics Mathematics and Physics at Anderson Junior CollegeBachelor of Engineering Computer Engineering, Bachelor of Engineering Computer Engineering at Nanyang Technological University Singapore
English, Chinese
Github Skills (41)
weaviate10
openai-api10
artificial-intelligence10
chatgpt10
python10
pgvector10
langchain10
llama10
pinecone10
vector-database10
milvus10
onnx10
java10
huggingface10
openai10
Programming languages (4)
Github contributions (5)
singularity-sg/metrics-datadog
Oct 2019 - Jun 2023
metrics-datadog
Contributions:1 PR, 5 pushes, 4 tags in 3 years 8 months
golangrecallgrafanaprometheusdatadog-metrics
singularity-sg/resume
May 2013 - Oct 2020
My Node.js Resume Experiment
Contributions:4 commits, 15 pushes in 7 years 6 months
node-jsjavascriptnodejsnode
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