I help Wi-Fi MSPs, Edge IoT Service Providers, ISPs, and network operators build carrier-grade cloud platforms for device management, subscriber onboarding, Wi-Fi operations, authentication, billing, and service automation.
I am the Founder & CEO of Router Architects, a 35-engineer software company specializing in cloud-native networking platforms, OpenWiFi ecosystems, OpenWRT development, subscriber management systems, and large-scale device management solutions.
Over the last 22+ years, I have worked on networking and service-provider software used by some of the world's largest operators, including Comcast, AT&T, and Charter Communications.
My experience spans every layer of the service delivery stack—from embedded Linux and router firmware to cloud-native SaaS platforms managing hundreds of thousands of devices.
Key Areas of Expertise
✔ Multi-tenant SaaS platforms for Wi-Fi MSPs and ISPs
✔ Cloud-managed Wi-Fi platforms
✔ Subscriber onboarding and lifecycle management
✔ Device provisioning and remote management
✔ Authentication, AAA and RADIUS infrastructure
✔ Billing and monetization platforms
✔ OpenWiFi and OpenLAN solutions
✔ OpenWRT firmware development
✔ OpenSync integrations
✔ Edge IoT connectivity platforms
✔ Captive portals, OpenRoaming and Passpoint
✔ Network automation and observability
OpenLAN Leadership
I am one of the primary architects and maintainers of the OpenLAN ecosystem.
My contributions include:
• Founder of the OpenLAN Gateway subgroup
• Architect of the OpenLAN appliance platform
• Maintainer of core OpenLAN repositories
• Major contributor across OpenLAN components
• Responsible for approximately 80% of ongoing OpenLAN platform development through my team
Our team has developed highly scalable OpenLAN appliances capable of delivering up to 100 Gbps throughput while enabling interoperable networking infrastructure without vendor lock-in.
Representative Projects
**Cloud-Native Multi-Tenant Wi-Fi Management Platform**
Designed and delivered a cloud-native SaaS platform for MSPs and ISPs that combines subscriber management, Wi-Fi operations, AAA, billing, analytics, and network automation into a unified platform.
Highlights:
• Supports 500,000+ managed devices
• Multi-tenant architecture for service providers
• Real-time telemetry and analytics
• Automated subscriber onboarding
• RADIUS and AAA integration
• Billing and voucher management
• AI-assisted support automation
Business Impact:
• Reduced operational costs by approximately 40%
• Improved support efficiency through automated incident handling
• Enabled large-scale Wi-Fi deployments through a single platform
Edge IoT Connectivity Platform
Developed a secure connectivity and management platform for an Edge IoT service provider operating distributed remote sites.
The solution enables centralized management of networking infrastructure, Wi-Fi access points, gateways, and IoT connectivity services while ensuring secure communication between remote sites and cloud applications.
Technologies:
OpenLAN, OpenWRT, Golang, Kafka, AWS, Keycloak, TLS, DPoP Authentication, Docker
Industry Experience
• Comcast xFi Cloud
Implemented IPv6 functionality for DOCSIS-based residential gateways as part of Comcast's Sunnyvale Innovation Center.
• AT&T Digital Life
Developed OpenWRT-based CPE software including routing, firewalling, multicast, TR-069 management, IPv4/IPv6 networking, and service delivery components used in the nationwide rollout of AT&T Digital Life.
• Charter Communications
Developed OpenSync software components for Wi-Fi 5 and Wi-Fi 6 customer premises equipment deployed within Charter's managed Wi-Fi ecosystem.
Technologies
OpenWiFi, OpenLAN, OpenWRT, OpenSync, RDK-B, TR-069, TR-369, GenieACS, uCentral, FreeRADIUS, Coova Chilli, openNDS, PacketFence, Kubernetes, Docker, Golang, C++, Python, PostgreSQL, Kafka, Redis, AWS, REST APIs, gRPC, WebSockets, Microservices, Edge IoT, VPN Technologies, IPv4, IPv6.
Why Clients Hire Me
Most software teams understand SaaS development.
Most networking teams understand infrastructure.
My team specializes in both.
We build platforms that combine cloud software, networking, subscriber management, authentication, device management, Wi-Fi operations, and carrier-grade scalability into production-ready solutions.
Whether you need a cloud-managed Wi-Fi platform, an OpenWiFi deployment, an Edge IoT connectivity layer, a subscriber management platform, or a large-scale device management system, we bring the experience required to design, build, and scale it successfully.
C
PyTorch
Python
OpenWrt
Reinforcement Learning
Router
WiFi
Network Engineering
Embedded System
Firmware
VPN
Embedded Linux
Raspberry Pi
GStreamer
FFmpeg
Shobhit K.
Noida, India
$70/hr
4.9
180 jobs
I design and deliver end-to-end smart systems combining embedded hardware, software, and automation.
My work spans embedded platforms, IoT solutions, and system-level architecture, with a focus on reliable execution in real-world deployments.
I work closely with clients to translate requirements into working, scalable solutions.
I am a Robotics, Embedded Systems, and FPGA Engineer with over 15 years of experience delivering innovative, high-performance solutions in IoT, automation, and digital electronics. With 124+ successfully completed projects on Upwork and 1,400+ billed hours, I help clients take their ideas from concept to market quickly and reliably.
🔷 Typical Work
End-to-end IoT system architecture
Embedded and edge-device solutions
Automation and smart infrastructure
System integration and technical guidance
🔷 Skills
IoT
Embedded Systems
System Architecture
Automation
Raspberry Pi
Hardware–Software Integration
Raspberry Pi
Microcontroller Programming
Arduino
Python
Semiconductor
VHDL
Xilinx
Verilog
Machine Learning
SystemVerilog
Bot Development
Digital Electronics
Ashtam S.
Noida, India
$18/hr
4.9
9 jobs
Hey there,
I am Ashtam Singh, an IoT enthusiast with over 6 years of experience turning big ideas into real, scalable working solutions. Currently calling Kuala Lumpur, home, originally from India, I have worked on projects worldwide, specializing in connected devices and smart systems. I am passionate about collaborating with clients like you to bring your vision to life, delivering top quality results with a smile.
What I Bring to the Table:
IoT Expertise: I am all about building innovative solutions that connect the digital and physical worlds seamlessly. IoT is not just my job its my playground.
Microcontroller Magic: I am your go to guy for microcontrollers like ESP32, Arduino, Raspberry Pi, and Nvidia Jetson. Need a custom PCB? I have got the skills to design schematics that make your projects pop.
Team Spirit: I love working with others. Whether its a small crew or a diverse squad, I adapt fast, learn quickly, and bring a positive vibe to every collaboration.
How I Work:
I take a hands on, no stress approach to projects:
Start with some deep dive research and creative brainstorming.
Sketch out wireframes and whip up prototypes.
Tweak and refine until its perfect.
Deliver a final product you will be proud of, on time, every time.
Tech I Love:
Hardware: ESP32, Arduino Mega/Uno, ESP8266, MSP430, Xbee S2C, Raspberry Pi, Nvidia Jetson Xavier/Orin, yep, I have got them covered.
Communication: For online apps, I lean on MQTT with EMQ. For offline, its BLE or Wi-Fi all the way.
Peripherals: I2C, SPI, USB-HID, UART, CAN, TWI, ADC/DAC, I have worked with them all.
Cloud: I deploy on AWS (S3, EC2), Digital Ocean and use Node.js, PHP for smooth, scalable solutions.
Languages: C, C++, Python, Node.js, ElectronJS, JavaScript, PHP, whatever your project calls for, I am fluent.
Tools in My Kit:
I keep things running smoothly with tools like Visual Studio Code, AutoCAD Fusion 360, Eagle, Blender 2.80, GitHub, PlatformIO, Arduino IDE, Mqtt.fx, and OpenCV.
When I am not Coding:
I am either kicking back with some casual Esports gaming (no pro trophies here, just fun) or flipping through books.
Why Work With Me?
I am all in on delivering high quality work, & right on schedule. Your ideas deserve the best, and I am here to make them happen. Lets team up and build something amazing.
Looking forward to chatting with you,
Ashtam
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