Rapida · Delivery Service Platform
A high-performance delivery platform with real-time tracking and immersive 3D visualizations.
DFW IoT buyers expect first-class AT&T cellular IoT carrier-certification workflow, TI MCU and analog-IC stack familiarity, and banking-grade physical-security and facility IoT chops — not generic Azure IoT demoware. Our services match that bar. Device firmware runs on TI MSP430, TI SimpleLink (CC13xx / CC26xx for sub-GHz, Wi-Fi, BLE — with direct TI Dallas FAE escalation when sub-GHz tuning, Zigbee stack, or low-power radio behavior needs protocol-level help), Nordic nRF52 and nRF91, NXP, ESP32-S3, and STM32 with Zephyr RTOS or FreeRTOS. Edge gateways run on Linux with AWS IoT Greengrass, Azure IoT Edge, or self-hosted on Moxa / Advantech industrial hardware. Cloud platforms run on GCP us-south1 (Dallas) — the only first-class hyperscaler region inside Texas — for Vertex AI / BigQuery / Cloud IoT-deprecated-but-Pub-Sub-plus-Dataflow workloads, AWS us-east-2 (Ohio, ~30ms RTT to Dallas) with the AWS Local Zone Dallas for sub-10ms edge, Azure South Central US (San Antonio, ~25ms RTT to Dallas) for IoT Hub and Azure Data Explorer, and Equinix DA1 / DA2 / Infomart cross-connects when the workload demands sub-1ms peering to AT&T, T-Mobile, or Verizon carrier infrastructure. We ship FCC ID submissions, UL dossiers, AT&T LPWA-carrier-certification packages, IEC 62443 control evidence, and TDPSA compliance artifacts.
Every DFW IoT engagement opens with a radio, certification, and connectivity mapping session. We confirm whether the device emits radio (FCC Part 15 unintentional / intentional radiator, Part 22/24/27 cellular with PTCRB and AT&T / T-Mobile / Verizon carrier certification — AT&T's Whitacre Tower headquarters and Dallas-area engineering ops make AT&T carrier-cert a faster cycle from DFW than from most US metros), is safety-critical hardware (UL 60730 for controls, UL 991 for safety-related, UL 2900 for connected products), touches NAIC-regulated insurance data (Liberty Mutual's Dallas-area presence, USAA's San Antonio HQ but DFW back office), is part of a banking-cluster facility (the Plano JPMorgan campus, Charles Schwab Westlake, Goldman Sachs, Comerica HQ — physical-security and facility IoT under SOX-adjacent controls), or rides on a vehicle (Toyota Plano HQ for connected vehicle, FMVSS, SAE J3061, ISO/SAE 21434). Connectivity mapping is more carrier-deep than most US metros — AT&T's HQ presence gives faster IoT carrier-platform escalation, and Equinix DA1 through DA11 plus the Infomart give carrier-hotel peering options most non-DFW projects do not have. Build sprints are two weeks. Field pilots run on a DFW industrial, banking, or airline site before broader rollout.
We map the business problem, the users and the constraints, then agree what success looks like in numbers.
Flows, interface design and a clickable prototype, so the hard decisions are settled before engineering starts.
Two-week sprints against a fixed scope. You see working software every fortnight, not a status report.
Load testing, security review, migration and a rollout plan — with someone from the build team on call.
Monitoring, iteration and a support SLA. Most clients keep building with us long after go-live.
Our default DFW IoT stack uses TI SimpleLink CC13xx / CC26xx for sub-GHz, Zigbee, Thread, Matter, and BLE (with TI Dallas FAE escalation when protocol-level help accelerates the project), TI MSP430 for ultra-low-power, Nordic nRF52 / nRF91 for Bluetooth LE and cellular IoT, ESP32-S3 for cost-sensitive Wi-Fi + BLE combo, STM32 for motor control, and NXP i.MX or Raspberry Pi CM4 for Linux edge gateways. Firmware uses Zephyr RTOS or FreeRTOS with TF-M for secure boot and ARM TrustZone for key isolation, PSA Certified Level 2 floor. Connectivity options include cellular IoT (NB-IoT and LTE-M on AT&T's Dallas-headquartered network plus T-Mobile and Verizon with Texas-resident SIM management; AT&T carrier certification is typically faster from DFW than from other US metros given AT&T's HQ proximity), LoRaWAN through Helium or self-operated gateways, Wi-Fi 6, and Thread plus Matter for smart-building meshes. Cloud workloads land in GCP us-south1 (Dallas) — the only first-class hyperscaler region inside Texas — for BigQuery + Vertex AI + Pub/Sub + Dataflow IoT pipelines, AWS IoT Core with Timestream in us-east-2 (with the AWS Local Zone Dallas for sub-10ms edge), or Azure IoT Hub with Azure Data Explorer in Azure South Central US (San Antonio). Equinix DA1 / DA2 / Infomart cross-connects enable sub-1ms peering to AT&T, T-Mobile, Verizon, and major SaaS providers. OT and ICS workloads run with Claroty or Nozomi visibility plus IEC 62443 zone-and-conduit segmentation.
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Selected Projects
Recent platforms, apps and dashboards we designed, built and shipped.
A high-performance delivery platform with real-time tracking and immersive 3D visualizations.
Enterprise-grade security dashboard with real-time threat monitoring and analytics.
A curated marketplace connecting artists with collectors worldwide.
Cross-platform mobile experience with live delivery tracking and notifications.
Scalable microservices architecture handling millions of security events daily.
Comprehensive content management system with advanced analytics and reporting.
Our Work
200+ products shipped across fintech, healthcare, e-commerce, and SaaS — built to scale, designed to convert.


