{"canonicalUrl":"https://humetric.net/p/profile-f6802e852527472197d1b841d145505d","profileVersion":"b783b33a-86bc-4fd5-85bc-a047d32556a3","lastUpdated":"2026-09-02T11:43:11.444045+00:00","profile":{"display_name":"Rayer Tung","last_updated":"2026-09-02","slug":"profile-d41832adc54b491c","headline":"AI-Native Staff Backend & Platform Engineer","summary":"An AI-native staff backend and platform engineer with extensive experience in building multi-tenant systems, developer platforms, and high-scale infrastructure. Expert in automating complex migrations, optimizing cloud costs, and implementing RAG-based knowledge solutions for enterprise environments. Proven track record of leading technical initiatives and improving system reliability across diverse industries including semiconductor manufacturing, fintech, and ad-tech.","location":"Taipei, Taiwan","years_experience":19,"skills":["Argo CD","AWS","BigQuery","C++","Cassandra","CloudFormation","Docker","DynamoDB","ELK","GCP","GKE","Go","Grafana","Helm","Java","Jenkins","Kafka","Kubernetes","Lambda","MLOps","NoSQL","Prometheus","Python","RAG","REST","Rust","Spring Boot","SQL"],"experiences":[{"id":"0bd206d2-73a0-44c3-b7fd-95e69c4337a6","person_id":"b4c5522f-b2b8-475d-a181-1a911158d4a5","title":"Section Manager, Fab Production Platform","company":"TSMC","start_date":"Aug 2024","end_date":"May 2026","description":"Architected fab production systems and automated the migration of 1,400+ production VMs while leading an AI-driven knowledge management initiative.","position":0},{"id":"25155a09-91cd-4296-979e-6eed92dd9ca3","person_id":"b4c5522f-b2b8-475d-a181-1a911158d4a5","title":"Technical Consultant, Fixed-Term Engagement","company":"Fusang","start_date":"Feb 2024","end_date":"Jul 2024","description":"Developed a Go-based digital-asset clearing engine covering matching, settlement, and reconciliation processes.","position":1},{"id":"344c6aa1-ed87-4e8b-87aa-3ab055ade85c","person_id":"b4c5522f-b2b8-475d-a181-1a911158d4a5","title":"Staff Software Engineer","company":"Binance","start_date":"Jul 2022","end_date":"Jan 2024","description":"Owned the platform contract and SDK development for an experiment lifecycle tool, supporting 40,000 QPS across multiple business units.","position":2},{"id":"72a809d4-0a5e-436f-b115-619f30367992","person_id":"b4c5522f-b2b8-475d-a181-1a911158d4a5","title":"Senior Software Engineer — MLOps","company":"Appier","start_date":"Feb 2021","end_date":"Jul 2022","description":"Re-architected recommendation serving paths to Go on GKE, achieving a 65% reduction in product-attributed cloud costs.","position":3},{"id":"0e4d20df-a318-44a0-ae8a-13714cdaa808","person_id":"b4c5522f-b2b8-475d-a181-1a911158d4a5","title":"Senior Software Engineer / Technical Lead, MCDS","company":"Innova Solutions USA","start_date":"Jul 2017","end_date":"Feb 2021","description":"Led the migration of a multi-tenant monolith to AWS and implemented HIPAA-compliant data de-identification pipelines.","position":4},{"id":"f9667f9a-0080-4568-a33d-e1c2dc066eed","person_id":"b4c5522f-b2b8-475d-a181-1a911158d4a5","title":"Senior Software Engineer","company":"Ruckus Wireless","start_date":"Oct 2012","end_date":"Jun 2017","description":"Designed and implemented core controller platform features for managing 30,000 access points, focusing on failover and rebalancing.","position":5},{"id":"1098cb6f-f816-4300-b18f-c0a532c92e42","person_id":"b4c5522f-b2b8-475d-a181-1a911158d4a5","title":"Software Engineer","company":"Wozai Info Tech / Spring House / Gamania","start_date":"Jul 2007","end_date":"Sep 2012","description":"Developed Android applications, OpenID integrations, e-book platforms, and MMORPG client-server systems.","position":6}],"educations":[{"id":"98bbf769-9a2b-4526-88f0-88966c2edd66","person_id":"b4c5522f-b2b8-475d-a181-1a911158d4a5","school":"National Chung Hsing University","degree":null,"field":"Food Science Studies","start_year":null,"end_year":null}],"projects":[{"id":"4da646a4-cb6e-46e5-ac28-9ff5b0b650fd","person_id":"b4c5522f-b2b8-475d-a181-1a911158d4a5","name":"LLM Wiki Cloud","description":"An AI knowledge workspace that converts Markdown and web sources into structured, searchable, and source-linked knowledge entries.","url":"https://wiki.rayer.idv.tw/","technologies":["LLM","RAG"],"position":0},{"id":"0dc6df85-ec46-4f26-8e12-c7697fda8667","person_id":"b4c5522f-b2b8-475d-a181-1a911158d4a5","name":"MapSwitch","description":"A privacy-focused macOS Safari extension for opening locations in various map services without data collection.","url":"https://apps.apple.com/tw/app/mapswitch/id6762086578","technologies":["macOS","Safari Extension"],"position":1}]},"chunksVersion":"profile-chunks-v3","approvedDiscoveryQueries":["AI-Native Staff Backend & Platform Engineer","Go Java Rust"],"evidence":[{"id":"identity:0","type":"identity","ordinal":0,"locale":"en","text":"Rayer Tung. AI-Native Staff Backend & Platform Engineer. Taipei, Taiwan. 19 years experience","fieldKeys":["display_name","headline","location","years_experience"]},{"id":"summary:0","type":"summary","ordinal":0,"locale":"zh","text":"Rayer Tung. AI-Native Staff Backend & Platform Engineer. Taipei, Taiwan. Summary / 簡介: An AI-native staff backend and platform engineer with extensive experience in building multi-tenant systems, developer platforms, and high-scale infrastructure. Expert in automating complex migrations, optimizing cloud costs, and implementing RAG-based knowledge solutions for enterprise environments. Proven track record of leading technical initiatives and improving system reliability across diverse industries including semiconductor manufacturing, fintech, and ad-tech.","fieldKeys":["summary"]},{"id":"skills:0","type":"skills","ordinal":0,"locale":"zh","text":"Rayer Tung. AI-Native Staff Backend & Platform Engineer. Taipei, Taiwan. Skills / 技能: Argo CD, AWS, BigQuery, C++, Cassandra, CloudFormation, Docker, DynamoDB, ELK, GCP, GKE, Go, Grafana, Helm, Java, Jenkins, Kafka, Kubernetes, Lambda, MLOps, NoSQL, Prometheus, Python, RAG, REST, Rust, Spring Boot, SQL","fieldKeys":["skills"]},{"id":"discovery:0","type":"discovery","ordinal":0,"locale":"zh","text":"Rayer Tung. AI-Native Staff Backend & Platform Engineer. Taipei, Taiwan. Role / 職稱: AI-Native Staff Backend & Platform Engineer. Location / 地點: Taipei, Taiwan. Experience / 年資: 19 years experience. Expertise / 專長: Argo CD, AWS, BigQuery, C++, Cassandra, CloudFormation, Docker, DynamoDB, ELK, GCP, GKE, Go","fieldKeys":["display_name","headline","location","years_experience","skills"]},{"id":"experience:0","type":"experience","ordinal":0,"locale":"zh","text":"Rayer Tung. AI-Native Staff Backend & Platform Engineer. Taipei, Taiwan. Experience / 經歷: Section Manager, Fab Production Platform at TSMC. Aug 2024 to May 2026. Architected fab production systems and automated the migration of 1,400+ production VMs while leading an AI-driven knowledge management initiative.","fieldKeys":["experiences"]},{"id":"experience:1","type":"experience","ordinal":1,"locale":"zh","text":"Rayer Tung. AI-Native Staff Backend & Platform Engineer. Taipei, Taiwan. Experience / 經歷: Technical Consultant, Fixed-Term Engagement at Fusang. Feb 2024 to Jul 2024. Developed a Go-based digital-asset clearing engine covering matching, settlement, and reconciliation processes.","fieldKeys":["experiences"]},{"id":"experience:2","type":"experience","ordinal":2,"locale":"zh","text":"Rayer Tung. AI-Native Staff Backend & Platform Engineer. Taipei, Taiwan. Experience / 經歷: Staff Software Engineer at Binance. Jul 2022 to Jan 2024. Owned the platform contract and SDK development for an experiment lifecycle tool, supporting 40,000 QPS across multiple business units.","fieldKeys":["experiences"]},{"id":"experience:3","type":"experience","ordinal":3,"locale":"zh","text":"Rayer Tung. AI-Native Staff Backend & Platform Engineer. Taipei, Taiwan. Experience / 經歷: Senior Software Engineer — MLOps at Appier. Feb 2021 to Jul 2022. Re-architected recommendation serving paths to Go on GKE, achieving a 65% reduction in product-attributed cloud costs.","fieldKeys":["experiences"]},{"id":"experience:4","type":"experience","ordinal":4,"locale":"zh","text":"Rayer Tung. AI-Native Staff Backend & Platform Engineer. Taipei, Taiwan. Experience / 經歷: Senior Software Engineer / Technical Lead, MCDS at Innova Solutions USA. Jul 2017 to Feb 2021. Led the migration of a multi-tenant monolith to AWS and implemented HIPAA-compliant data de-identification pipelines.","fieldKeys":["experiences"]},{"id":"experience:5","type":"experience","ordinal":5,"locale":"zh","text":"Rayer Tung. AI-Native Staff Backend & Platform Engineer. Taipei, Taiwan. Experience / 經歷: Senior Software Engineer at Ruckus Wireless. Oct 2012 to Jun 2017. Designed and implemented core controller platform features for managing 30,000 access points, focusing on failover and rebalancing.","fieldKeys":["experiences"]},{"id":"experience:6","type":"experience","ordinal":6,"locale":"zh","text":"Rayer Tung. AI-Native Staff Backend & Platform Engineer. Taipei, Taiwan. Experience / 經歷: Software Engineer at Wozai Info Tech / Spring House / Gamania. Jul 2007 to Sep 2012. Developed Android applications, OpenID integrations, e-book platforms, and MMORPG client-server systems.","fieldKeys":["experiences"]},{"id":"education:0","type":"education","ordinal":0,"locale":"zh","text":"Rayer Tung. AI-Native Staff Backend & Platform Engineer. Taipei, Taiwan. Education / 學歷:. Food Science Studies. National Chung Hsing University","fieldKeys":["educations"]},{"id":"project:0","type":"project","ordinal":0,"locale":"zh","text":"Rayer Tung. AI-Native Staff Backend & Platform Engineer. Taipei, Taiwan. Project / 專案: LLM Wiki Cloud. Built with / 使用技術: LLM, RAG. An AI knowledge workspace that converts Markdown and web sources into structured, searchable, and source-linked knowledge entries.","fieldKeys":["projects"]},{"id":"project:1","type":"project","ordinal":1,"locale":"zh","text":"Rayer Tung. AI-Native Staff Backend & Platform Engineer. Taipei, Taiwan. Project / 專案: MapSwitch. Built with / 使用技術: macOS, Safari Extension. A privacy-focused macOS Safari extension for opening locations in various map services without data collection.","fieldKeys":["projects"]},{"id":"discovery:1","type":"discovery","ordinal":1,"locale":"zh","text":"Rayer Tung. AI-Native Staff Backend & Platform Engineer. Taipei, Taiwan. Approved discovery query / 核准搜尋語句: AI-Native Staff Backend & Platform Engineer","fieldKeys":["display_name","headline","location","desired_queries"]},{"id":"discovery:2","type":"discovery","ordinal":2,"locale":"zh","text":"Rayer Tung. AI-Native Staff Backend & Platform Engineer. Taipei, Taiwan. Approved discovery query / 核准搜尋語句: Go Java Rust","fieldKeys":["display_name","headline","location","desired_queries"]}]}