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Engineering Manager

MichaelSetiadi

Starts with building a Foundation, ends with Innovation and Productivity. Leading cross-functional teams to build systems that scale, from infrastructure to AI-powered platforms.

About Me

Engineering Manager with 9+ years of experience spanning infrastructure, DevOps, and AI-driven platform engineering in high-scale e-commerce environments. I progressed from intern to Engineering Manager, building and leading cross-functional teams while delivering 30+ AI/automation projects across departments.

I built a custom high-performance Rust-based platform framework, launched an internal AI platform that centralized all AI operations, and developed multi-agent LLM/RAG systems, all while maintaining 99.9% SLA and a project portfolio exceeding $10M/yr in value.

I operate where engineering, infrastructure, and business meet, translating technology into strategy. From cloud migrations and Kubernetes at scale to intelligent automation and AI copilots, I build scalable systems that support business goals and help teams move faster.

Michael Tohar
9+Years in Engineering
5+Years at Shopee
3Leadership Roles
30+Projects Delivered

Skills & Expertise

Team Management
Coaching & Mentoring
Stakeholder Management
OKR & Roadmap Planning
Budgeting & ROI Analysis
Cost Optimization
Architecture Review
Agile / Scrum
LLM Gateway
RAG Systems
Multi-Agent Systems
Prompt Engineering
AI Workflow Orchestration
Kubernetes
Google Cloud (GCP)
Docker
Helm Charts
VMware
Linux
Temporal & Airflow
Terraform
Ansible
Chef Automation
CI/CD (Jenkins, GitLab CI)
GitLab
Monitoring & Alerting
Elastic Stack
SLA & Incident Management
Python
Rust
Go
PowerShell
SQL
PostgreSQL
MongoDB
SurrealDB

Experience

Engineering Manager — AI Strategy & Platform Engineering

Shopee

Aug 2025 — Present

  • Manage 4 sub-teams: Platform Engineering, Product Engineering, TPM, and FDE
  • Led the team's pivot into AI-driven platform engineering, establishing the AI project lifecycle from ideation to production
  • Delivered 30+ AI/automation projects across 4+ departments with 90–95% accuracy, spanning compliance, dispute resolution, document extraction, and marketing intelligence
  • Reduced AI operational costs by up to 91% through a self-hosted deployment strategy
  • Delivered intelligent assistants and unified dashboards serving multiple business functions
  • Conducted AI workshops across all departments, driving productivity improvements and AI adoption organization-wide
  • Own engineering budgeting and deliver initiatives targeting ≥5× ROI, with total portfolio value exceeding +$10M/yr

Platform Engineering Lead

Shopee

Feb 2025 — Jul 2025

  • Led and mentored a 8-person cross-functional engineering team, building ownership, delivery, and technical excellence
  • Built a custom high-performance backend framework with sub-200ms API response times, serving as the backbone for all new platform services
  • Launched an internal AI platform with self-service tooling and an agent marketplace, targeting 200+ daily active users
  • Built a centralized AI cost management and routing system, stress-tested at 1,000 concurrent requests
  • Led migration of workflow orchestration to a cloud-managed platform, improving reliability and scalability
  • Completed a legacy data access migration across 34 data services, simplifying the data access layer

Data Infrastructure Lead

Shopee

Jan 2023 — Feb 2025

  • Made strategic decisions regarding infrastructure changes impacting 50+ production systems
  • Led migration of nearly all on-premises workloads to a managed cloud platform in 2024, delivering improved SLA, performance, and scalability
  • Managed Infra Team to maintain Server SLA at 99.9%
  • Established an internal platform solving operational problems through automation, reducing ticket resolution time by 80%
  • Led project collaboration between Local and Regional teams across 2+ countries
  • Conducted Architecture Design & Review for 10+ projects
  • Worked across Business and Technology, translating business needs into technical solutions

DevOps Engineer Lead (Data Infrastructure)

Shopee

Oct 2021 — Feb 2023

  • Managed team of 4 engineers, created Roadmap & OKR alignment, authored BRD & PRD documents
  • Built infrastructure from scratch, supporting 50+ production workloads
  • Maintained a large-scale production cluster with SLA above 99.9%
  • Optimized cloud platform costs, achieving 50% reduction in monthly spend
  • Deployed an internal self-service platform for BI use cases, serving 100+ users

Senior Associate — DevOps Engineer (Data Platform)

Shopee

Apr 2021 — Oct 2021

  • Built infrastructure to manage local server resources across 5 nodes
  • Migrated monolith architecture to microservices, improving server utilization by 85%
  • Rolled out an internal code repository platform for 20+ developers
  • Managed large-scale clusters supporting data processing workloads
  • Built alerting system to monitor servers, reducing undetected incidents by 90%
  • Maintained a job scheduling system orchestrating 100+ workflows

Senior DevOps Engineer (Team Lead)

Blibli.com

Sep 2019 — Apr 2021

  • Set vision & managed Jakarta Team of 10+ engineers (sync-ups, 1-on-1s, coaching & mentoring); promoted to Team Lead in Mar 2021
  • Managed a large-scale production cluster across 250+ services in production and non-production
  • Served as principal for the company's Future Program for Infrastructure, defining curriculum for 15+ participants
  • Managed cloud infrastructure and CI/CD pipelines using infrastructure-as-code practices
  • Managed logging and monitoring systems, and built internal tooling for cloud resource management
  • Part of 24/7 on-call team, served as infrastructure review representative from DevOps side

Associate DevOps Engineer

Blibli.com

Apr 2018 — Aug 2019

  • Served as Infrastructure Lead Release Manager, coordinating deployments across Scrum of Scrum meetings, PMs, Developers & QA teams
  • Led migration of 100+ services from Data Center to Cloud as part of the Infrastructure as Code team
  • Mentored participants in the company's Future Program for Infrastructure across multiple batches
  • Standardized infrastructure provisioning across 3+ environments

System Admin — Intern

Blibli.com

Mar 2017 — Mar 2018

  • Set up & managed automation processes across non-production & production environments
  • Maintained internal software systems and provisioned servers for internal web properties
  • Assisted developers with production deployments, monitoring & managing infrastructure usage

Education

BINUS University

Bachelor of Computer Science, Information Technology

2014 — 2018 — Major in Networking & Operating System, GPA 3.34. Completed the program in 3.5 years on an accelerated track.

Notable Projects

Internal AI Platform

Shopee — Feb 2025 — Present

Designed and launched a self-service AI platform with RBAC, an agent marketplace, and integrated tooling centralizing all AI operations across the organization and targeting 200+ daily active users.

LLM Gateway & Budget Router

Shopee — Feb 2025 — Present

Built a centralized LLM routing and budget management gateway supporting on-premises model deployment. Achieved $0 model cost and up to 91% reduction in AI operational costs, stress-tested at 1,000 concurrent requests.

Multi-Agent LLM Systems for Operations

Shopee — Aug 2025 — Present

Delivered 30+ AI and automation projects across compliance, dispute resolution, document extraction, and marketing intelligence. Systems run on-prem with 90–95% accuracy and serve multiple business functions through RAG assistants, SQL copilots, and unified intelligence dashboards.

On-Prem to GKE Kubernetes Migration

Shopee — Apr 2024 — Sep 2024

Led the migration of nearly all on-premises Kubernetes workloads to Google Kubernetes Engine (GKE), shifting the platform to managed infrastructure and delivering improved SLA, stronger runtime performance, and horizontal scalability for production services.

On-Premises Kubernetes Platform

Shopee — Oct 2021 — Feb 2023

Built server infrastructure from scratch including installation, networking, and DevOps tooling, then ran an on-prem Kubernetes cluster with 250+ pods across 50+ production workloads at 99.9% SLA. Also deployed a PaaS layer for internal BI use cases serving 100+ users.

Monolith to Microservices Migration

Shopee — Apr 2021 — Oct 2021

Migrated a monolithic architecture to microservices using a virtualization layer across 5 nodes, improving server utilization by 85%. Rolled out GitLab as the internal engineering code repository for 20+ developers and implemented an alerting system that reduced undetected incidents by 90%.

Move to Cloud (GCP)

Blibli.com — Mar 2019 — Sep 2019

Led Infrastructure as Code (Terraform) and migrated 100+ microservices to Google Kubernetes Engine from on-premises data center with fully automated CI/CD pipelines.