SSCN

Engineering reliable systems—from embedded devices to high-availability infrastructure.

We design, build, and operate secure solutions across hardware, software, networking, storage, automation, and AI. Practical architecture, disciplined implementation, and operational clarity—without unnecessary complexity.

Embedded & Sensors
Web & PWAs
Networking & Security
HA & Enterprise Storage
Automation & AI
Outcomes-first delivery

Clear requirements, explicit tradeoffs, and measurable acceptance criteria—so builds ship predictably and stay maintainable.

Security and operability

TLS/PKI, hardening, monitoring, backups, disaster recovery, and incident-ready design are treated as baseline requirements.

Cross-domain depth

One team that can span embedded devices, web applications, databases, and infrastructure—reducing integration risk.

Organized service catalog

Browse capabilities by category.

  • Custom embedded device design and build
  • Sensor integration (GPS, gyroscope, ambient light, custom sensors)
  • Automation systems (irrigation, door controls, volumetric controls)
  • Hardware platforms: Intel, SPARC, and embedded systems

Delivery & Hardening

  • SSL/TLS certificates (self-signed, site-wide corporate)
  • Private corporate certificate authorities (CA / PKI)
  • Apache: HTTP/2, gzip, caching, session tracking
  • Apache .htaccess authentication (internal and external password flows)
  • Performance: send multiple assets concurrently (avoid sequential request/response bottlenecks)

Apps & UX

  • Backends: Perl (Dancer2, Mojolicious), CGI/FCGI, WebSockets
  • PHP applications
  • Frontends: JavaScript, Web Components, service workers, IndexedDB, PWAs (offline-first)
  • AngularJS and test automation
  • Web signature pads (stylus or finger)
  • API applications, ORM, and advanced regular expressions
  • PDF creation/manipulation and graphics processing

Email

  • Mail servers: Sendmail, Postfix, IMAP
  • DKIM, SPF, DMARC
  • Spam control and policy-based filtering
  • Email-to-application processing pipelines
  • Web mail deployment

Collaboration

  • Wiki platforms (MediaWiki)
  • Corporate chat implementations (including web chat)
  • ICMP-based chat protocol implementations (specialized use cases)

AI

  • Ollama-based AI deployments
  • Development of AI agents
  • AI model training

Automation

  • OCR and document conversion (Excel, PDF, Word) with post-OCR transformations
  • Native GUI automation (Windows, Linux, FreeBSD)
  • Automation with Perl, Python, Terraform, Ansible, Selenium
  • Test automation and validation harnesses

MySQL

  • Replication and replicated environment build
  • Functions, triggers, procedures, scheduled events (including external execution)
  • Performance tuning and indexing strategy
  • Views, recursive queries, and deep tree traversal
  • Custom types and data manipulation patterns

Other

  • SQLite design and integration
  • Custom double-entry accounting database design for small businesses
  • Application architecture: OOP with inheritance and roles (Perl), ORM, maintainable layering
  • QuickBooks integrations (IIF, QODBC, custom journal-entry generation)
  • NACHA payment files, high-volume processing, routing verification
  • Bank integrations and online payment processing
  • EDI integration with vendors and logistics providers
  • ComData payment integrations with cost-recovery accounting
  • Electronic Fuel System (EFS) post-processing and accounting automation

Networking

  • Physical network installation (routers, switches, VLANs)
  • IPv4/IPv6 addressing, OSI & TCP/IP modeling
  • DHCP, DNS zones (primary/secondary), dynamic updates
  • TFTP NETBOOT / BOOTP
  • NAT design
  • NIS (primary/secondary) and resource distribution
  • Samba/CIFS for Windows sharing
  • SSH/SFTP/SSHFS

Security & Identity

  • Firewalls, monitoring, and intrusion detection
  • VPN client/server: OpenVPN, IPsec, PPP-over-SSH, PPTP (as required)
  • Windows Domain Controllers, Active Directory, Group Policy
  • Secure remote access controls (2FA, IP allowlists, time windows, conditional firewall openings)

High Availability & Storage

  • Networking failover with CARP; Direct Virtual Servers failover
  • HA storage with HAST (UFS, ZFS)
  • iSCSI deployment, including HA configurations
  • ZFS snapshots, live backup, disaster recovery
  • RAID systems planning and deployment
  • Enterprise storage support: NetApp, EMC, Hitachi, Oracle/Sun (Fibre Channel expertise)

Virtualization & OS Platforms

  • FreeBSD jails and bhyve
  • Solaris Zones / OpenIndiana
  • VMware, Vagrant, Oracle VirtualBox
  • Proxmox and Docker containers
  • Wine for running Windows applications on Linux
  • OS support: Windows, Linux (RHEL/Fedora/Ubuntu/Mint/Zorin), FreeBSD, Solaris/OpenIndiana, macOS
  • AWS architecture and services (IaaS, PaaS, SaaS)
  • Cloud computing strategy, migration, and operations
  • Private telephony with FreePBX
Need a compact scope?

We can define a fixed deliverable such as: “harden Apache + TLS + monitoring”, “QuickBooks/NACHA integration pipeline”, “offline-first mobile inspection PWA”, or “HA storage + failover design and build”.

Request a proposal

Selected project experience

Representative examples of the kinds of systems we build and operate.

EDI integrations

Vendor and logistics-provider integration for automated, reliable data exchange.

IntegrationsLogisticsReliability
EFS post-processing + QuickBooks

Automated daily fuel report processing into QuickBooks, including contract-aware discount handling.

QuickBooksAutomationAccounting
ComData payment integrations

ComData + local QuickBooks integration with additional journal entries for cost recovery.

PaymentsAuditIntegrations
Secure remote access environment

COVID-era work-from-home environment with 2FA, time/IP policies, conditional firewall openings, and monitoring.

Security2FANetwork Controls
NACHA payment system

High-volume payment processing (≈ $250k/day) with approval flows, routing verification, and detailed logging.

NACHAControlsScale
Offline-first mobile inspections

Pre-trip/post-trip inspection PWA optimized for slow connections, offline capture, and opportunistic uploads.

PWAOffline-firstMobile
Time tracking with GPS

Clock-in/clock-out mobile app with location evidence and multi-project billing support.

MobileGPSBilling
Email-driven OCR accounting intake

Invoice/receipt OCR pipeline with vendor recognition, USPS-standardized addresses, and discrepancy detection.

OCRWorkflowData Quality
Native GUI automation

Human-like automation on Windows/Linux/FreeBSD: window control, mouse/keyboard interaction, and data entry.

AutomationDesktopCross-platform
HA environment build-out

Failover design including MAC/IP constraints for Windows DB clients, plus iSCSI HA storage for financial apps.

HAiSCSIResilience

Certifications & partnerships

Credentials and training that support secure, standards-aligned delivery.

AWS (Training)
  • Cloud Practitioner Essentials
  • Technical Essentials
  • Networking Basics
  • Network Monitoring & Troubleshooting
  • Compute Services Overview
  • Troubleshooting: Amazon API Gateway
Fortinet
  • FCF: Threat Landscape 3.0
  • FCF: Getting Started in Cybersecurity 3.0
  • FCA: FortiGate 7.4 Operator
  • FCA: FortiGate 7.6 Operator
  • Fortinet Certified Associate in Cybersecurity
Networking & Storage
  • Fibre Channel Protocol for storage systems
  • Enterprise storage experience (NetApp, EMC, Hitachi, Oracle/Sun)
Partners
  • TP-LINK — Certified Partner
  • Hillel — Certification

How engagement works

A straightforward delivery model designed to reduce risk and improve clarity.

1
Discovery & scope

Requirements, constraints, security posture, and success metrics. Outputs: scope, milestones, and risk register.

2
Architecture & plan

System design, integration points, data flows, operational model, and implementation plan.

3
Build & validate

Implementation with automated testing where appropriate, plus acceptance criteria and security checks.

4
Deploy & support

Production rollout, monitoring/alerting, documentation, handoff, and optional ongoing operations.

Preferred formats

Fixed-scope deliverables, milestone-based projects, or ongoing engineering retainers. We can also support incident response, performance remediation, and modernization of legacy systems.

Talk through options

Contact

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