Engineering Resilient
Cloud-Native SaaS Platforms
Enterprise cloud solutions architected for high reliability and scale. High-availability marketplaces, commercial restaurant telemetry, and Philippine statutory payroll automation.
@YourService
Next-Generation Freelance & Squad Services Marketplace
A comprehensive, multi-role freelance services platform featuring multi-disciplinary "Squads", milestone-based escrow billing, real-time customer messaging, and an automated dual-vault multi-node failover architecture.
Collaborative Squads Engine
Cross-functional freelancer squads offering unified multi-service packages with automated revenue split.
Milestone Escrow & Disputes
Protected fund escrow holding with automated release, dispute arbitration, and audit-logged refunds.
Triple-Server Dual Vault
Zero-downtime multi-node replication between DigitalOcean NYC3 and Contabo secondary failover nodes.
Real-Time Messaging & Tickets
Embedded buyer-seller live communication, support ticketing, and dynamic offer negotiating engine.
Darrence ServeStack Solutions
The technology foundry and engineering studio behind scalable enterprise software. We specialize in decoupled cloud architectures, high-availability multi-node failover, and domain-specific SaaS platforms.
Engineering Philosophy & Architecture
Decoupled · Self-Healing · Compliance-First
Darrence ServeStack Solutions was established to bridge deep infrastructure discipline with modern web platforms. Rather than relying on fragile single points of failure, every solution is engineered with redundant storage vaults, isolated database boundaries, and continuous telemetry probes.
Server Fleet Infrastructure
Centralized cloud architecture deployed across independent geographic nodes for maximum uptime and automated disaster recovery.
DigitalOcean 169.58.181.242
Secondary 147.93.138.50
High-Availability Multi-Node Failover
Resilient distributed topologies combining DigitalOcean NYC3 primary ingress with Contabo secondary failover vaults, synchronized via automated background replication.
Decoupled Multi-Tenant Isolation
Guaranteed data security through database-per-tenant PostgreSQL clusters and isolated schema configurations, preventing noisy-neighbor bottlenecks and cross-tenant leakage.
Philippine Statutory & BIR Compliance
First-class native business logic strictly encoding BIR Ease of Paying Taxes (EOPT), SSS schedules, PhilHealth, Pag-IBIG HDMF, and DOLE labor standards.
High-Throughput Data Conversion
Rooted in over 40 years of international publishing and litigation document conversion heritage through Chrisian Inc. (New York) and Chrisian Phils.
Flagship Products & Platforms
Three independent, domain-engineered SaaS ecosystems built from the ground up to solve complex freelance marketplace, restaurant operations, and enterprise payroll problems.
@YourService
Next-Generation Freelance & Squad Services Marketplace
A comprehensive, multi-role freelance services platform featuring multi-disciplinary "Squads", milestone-based escrow billing, real-time customer messaging, and an automated dual-vault multi-node failover architecture.
Cross-functional freelancer squads offering unified multi-service packages with automated revenue split.
Protected fund escrow holding with automated release, dispute arbitration, and audit-logged refunds.
Zero-downtime multi-node replication between DigitalOcean NYC3 and Contabo secondary failover nodes.
Embedded buyer-seller live communication, support ticketing, and dynamic offer negotiating engine.
LechonFactory.com
Multi-Tenant Commercial Roasting & Restaurant Operations ERP
A decoupled, white-label operations platform purpose-built for commercial roasting houses and restaurant chains. Features BIR EOPT POS, real-time roasting pit telemetry, Kitchen Display System (KDS), and dynamic recipe depletion.
Touch/iPad cashier terminal with 20% Senior/PWD VAT-exempt calculators, thermal receipt formatting & timestamped PDF invoicing.
24/7 temperature probes, multi-bay timer tracking, audio alert chimes, and empirical base roasting variable calibration.
Kitchen display screen with live ticket progress, cook queues, and Grab / Lalamove fleet dispatch vehicle matching.
Real-time inventory depletion per whole carcass or gram portion with safety thresholds and automatic reorder alerts.
PayEngine.ph & PayEngine+
Enterprise Philippine HRIS, Strategic HCM Suite & eIMS 5-Standard ISO Governance (23 Pillars)
The flagship Philippine statutory and management operations platform featuring the complete 23 Pillars Compliance Encyclopedia. Combines automated BIR/DOLE payroll with an advanced Strategic HCM Suite (360° OKRs, 9-Box Calibration, RA 11058 LMS, Branch Expansion Simulator) and the PayEngine+ eIMS (ISO 9001, ISO 27001, ISO 45001, ISO 14001, ISO 22301) with decoupled multi-country payroll adapters (Philippines, Singapore, US).
Complete statutory compliance manual and interactive controls directory covering all 23 Pillars of Philippine Labor Code, BIR tax rates, and ISO governance.
Continuous performance tracking (DOLE DO 147-15 NTE/PIP), 360° appraisals, 9-box calibration, competency job architecture (DOLE RA 11058 LMS), and headcount branch expansion simulator.
Harmonized Annex SL governance unifying ISO 9001 (Quality & Clause 7.5 Document Control), ISO 27001 (InfoSec CIA & 72h NPC Breach Alerts), ISO 45001 (OHSMS HIRA & DOLE WIR), ISO 14001 (EMS Aspects & DENR Manifests), and ISO 22301 (BCMS BIA & Crisis Call Tree).
Run standalone or embedded. Modular statutory country engine with pluggable adapters for Philippines (BIR/SSS/13th), Singapore (CPF/IRAS/SDL), and US (IRS/FICA/FLSA).
Real-time controlled copy watermarks, SHA-256 digital document verification, and hardware-agnostic biometric timekeeping with geofencing.
One dedicated PostgreSQL database container per tenant company guaranteeing zero cross-tenant data contamination with automated daily cold backups.
Get in Touch
Interested in consulting, cloud architecture partnerships, or exploring our SaaS platforms? Reach out via our Makati studio or send us a direct message.
Locations & Direct Contacts
202 Earthrise Cond., Javier St., Pio Del Pilar, Makati Central Business District, Philippines
darrence@darrence.dev
darrence@gmail.com
Mobile: +63 999 889 5176
Office: +63 2 8403 9959
Telegram: @Darrence_Villaluna
Skype: darrence
Send a Message
Drop a line regarding system integration, consulting, or project inquiries.