Zainul Mas'adi
AI Tutor - SWE Expert at xAI
West Java, Indonesia
Summary
👤
Senior🎓
Top SchoolZainul Mas'adi is an experienced software engineer and architect with 11 years building cloud-native, high-throughput systems and leading technical modernization efforts across logistics, fulfillment, and observability domains. He has driven large migrations and cost-optimization projects at Tokopedia, scaled core banking microservices and real-time systems earlier in his career, and now contributes to training Grok-Code-Fast models for software engineering at xAI. Known for making services cloud-agnostic, implementing observability-as-code, and troubleshooting organization-wide SDKs used by thousands of engineers, he blends hands-on coding with strategic architecture and capacity planning. Based in West Java, Indonesia, he pairs practical product-driven engineering with public speaking experience and a track record of turning legacy stacks into extensible, vendor-flexible platforms.
11 years of coding experience
13 years of employment as a software developer
Bachelor's degree, Information system, Bachelor's degree, Information system at STIKOM Surabaya
Stackoverflow
397reputation
41kreached
29answers
5questions
Github Skills (66)
relic9
newrelic9
api8
rest-api8
mongodb8
access-control7
terraform7
trigger7
database-migration7
migration-tool7
sql-server7
haskell6
golang6
sailsjs6
waterlock6
Programming languages (4)
Github contributions (5)
zainul/xs
Dec 2018 - Jun 2020
XS (simple clean architecture starter project / boilerplate)
Contributions:17 commits, 3 PRs, 14 pushes in 1 year 6 months
dddboilerplateproject-boilerplatecleanarchitecture
zainul/nux
Dec 2018 - Feb 2021
Contributions:1 release, 11 pushes, 1 branch in 2 years 1 month
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