Bintoro Siallagan

Bintoro Siallagan

Founder @ karyaOS · Head of IT — Technology Executive
"Most companies don't have a technology problem. They have an operational problem."
Hands-on full-stack practitioner across F&B · Cinema · Retail — building technology that empowers, from enterprise to desa.
17+
Years in Enterprise IT
500+
F&B Outlets (Sour Sally)
28
Cinemas, 4 Countries
5+
Countries Operated
3
Industries: F&B · Cinema · Retail

Professional Summary

Technology executive with 17+ years leading enterprise IT, application services, and digital operations across large-scale, multi-outlet Food & Beverage, Retail, and Entertainment businesses spanning Indonesia and international markets. As Group Head of IT at Sour Sally Group, runs application support, project delivery, infrastructure, and security for 500+ outlets across Indonesia and Dubai with a lean 5-person team — proof of doing more with less through automation and strong systems. A rare full-stack technologist who commands the entire stack end-to-end — solution architecture, front-end & back-end development, system & enterprise integration (SAP, ESB, ERP, APIs), cloud, networking, infrastructure, security, and AI. Personally designed, built, integrated, and operated karyaOS — a production operational-intelligence platform — single-handedly, from code to infrastructure.

Key Achievements

  • Run IT & application services for 500+ F&B and retail outlets across Indonesia and Dubai with a lean 5-person team — a high-leverage, automation-first operating model.
  • Architected karyaOS end-to-end — POS, Kiosk, KDS, inventory, procurement, CRM/loyalty, and executive BI dashboards with AI-driven anomaly detection.
  • Designed and shipped Desa Nusantara — a national village-tourism & UMKM platform (marketplace, payments, dashboards, maps) — single-handedly, end to end.
  • Delivered SAP and ESB integrations connecting POS, ERP, and operational systems, giving leadership reliable, near-real-time visibility across the network.
  • Support multi-country expansion — live operations in the UAE, with India and the Philippines next.

karyaOS — Platform Architected End-to-End

A unified operations-intelligence platform I designed and built — covering the full retail & F&B value chain from front-of-house to finance to AI, multi-tenant and production-grade.

OperationsPOS · Self-Order Kiosk · E-Menu (QR) · Kitchen Display (KDS) · Inventory & Multi-Outlet Stock · Production
PurchasingProcurement · Purchase Orders · Goods Receipt · Supplier Scorecard · Recipe / BOM
Sales & CustomerCRM & Loyalty · Membership Tiers · Marketing & Campaigns · Reservations · Delivery & Driver Tracking · Bill Split
PaymentsQRIS · Midtrans (GoPay / ShopeePay) · Payment Methods · Settlement & Reconciliation
FinanceAccounting & COA · COGS · Budgeting · AR / AP · Cash Flow · Tax (PPN/PB1) · Multi-Tenant SaaS Billing
People & OpsHR & Payroll · Recruitment · SOP & Compliance (Tertib) · Training · Helpdesk · Asset Maintenance
Security & MonitoringCCTV Monitoring · Real-Time Alerts · Anti-Fraud Radar · Internal Audit · Incident Management
Growth & ExpansionBusiness Development (BusDev) · Site Development (SiteDev) · Lease & Lifecycle · Partnership Hub · Market Expansion
Intelligence (AI)Real-Time BI Dashboards · AI Anomaly Detection · AI Vision (SOP) · AI Insights · AI Customer Service
IntegrationSAP · ESB · Mekari Jurnal & Talenta · WhatsApp (Fonnte) · Midtrans / QRIS
VerticalsF&B · Retail · Cinema (Vista) · Desa Nusantara (Tourism & UMKM)

Professional Experience

Group Head of ITFeb 2018 – Present
Sour Sally Group
  • Lead enterprise technology and application services for 500+ outlets across Indonesia and Dubai, directing a lean 5-person team through automation and strong systems.
  • Delivered SAP and ESB integrations connecting POS, ERP, and operational systems — improving enterprise visibility and operational efficiency.
  • Drive application delivery and digital transformation end-to-end: requirements, architecture, deployment, and continuous improvement.
  • Established centralized reporting, monitoring, and operational analytics enabling data-driven decisions; ensure uptime, cybersecurity compliance, and business continuity at scale.
Founder & Operational Intelligence ArchitectJan 2017 – Present
PT Karya Solusi Teknologi (karyaOS)
  • Architected karyaOS end-to-end — an operational-intelligence platform unifying POS, Kiosk, KDS, inventory, procurement, CRM/loyalty, and BI dashboards.
  • Lead full SDLC: product strategy, technical architecture, development, integration, and deployment for production retail and F&B clients.
  • Built ERP/accounting integrations (Mekari Jurnal & Talenta) and real-time monitoring with AI-driven anomaly detection.
IT ManagerFeb 2016 – 2018
PT Tripar Multivision Plus (MVP Group) — Platinum Cineplex
  • Managed enterprise technology for a 28-outlet cinema chain across Indonesia, Timor-Leste, Cambodia, and Laos — application platforms, infrastructure, and customer-facing digital channels.
  • Delivered integrations connecting the Vista Cinema System with web platforms, mobile apps, and third-party services across all markets.
IT Consultant (Part-Time)2019 – Mar 2025
PT Tripar Multivision Plus (MVP Group) — Platinum Cineplex
  • Retained as ongoing technology advisor alongside the Sour Sally role — guiding cinema systems, integrations, and digital initiatives.
  • Supported continuity and modernization of POS, ticketing, and Vista-based platforms across the cinema network.
IT SupervisorJan 2010 – Feb 2016
PT Panen Lestari Indonesia (MAP Group)
  • Managed retail IT — POS systems, networks, and store technology across multi-location operations.
  • Supported CRM and inventory platforms and led infrastructure upgrade initiatives.