We build the systems
that run critical
operations.
Custom software development backed by 31+ production products. Go, .NET, Rust, Next.js. Own Tier-3 data center. $20/hr -- Bangladesh cost advantage, Silicon Valley engineering depth.
Recent work
Shipped and running
in production.
Sotto
AI voice ordering for UK restaurants with sub-500ms response times
ISPChamp
Complete OSS/BSS platform transforming ISP billing and operations nationwide
BitsPath
Carrier-grade CPaaS built from scratch with a pure Rust PBX core
What we build
Custom software and
technical consultancy.
Service verticals
Custom software development
Full-stack enterprise systems. Go, .NET 10, Rust, Next.js, React Native.
AI & machine learning
Voice AI (sub-500ms), NLP, fraud detection, autonomous agents, computer vision.
E-commerce & ERP
BizRP-powered or custom. POS, inventory, accounting, drag-drop storefront builder.
Communications & CPaaS
BitsPath-powered. Email, SMS, WhatsApp, push, carrier-grade Rust voice PBX.
FinTech & payments
Payment gateways, escrow (Prime Bank), fraud detection, sovereign payment networks.
Infrastructure & DevOps
Own Tier-3 DC (APNIC, AS 64005). Docker/k8s, CI/CD, monitoring, migration.
Engagement models
Fixed-price (milestone-based)
Defined scope, fixed budget, milestone payments. Clear deliverables with predictable costs for well-defined projects.
Time & materials ($20/hr)
Flexible scope, billed by actual effort. Silicon Valley quality at Bangladesh cost advantage. Scale up or down as needed.
Retainer / AMC (20%/yr)
Dedicated capacity reserved for ongoing needs. Annual maintenance contracts at 20% of build cost. Same team, guaranteed availability.
CTO-as-a-Service
Fractional technical leadership. Architecture reviews, technology strategy, team mentoring. 26 years of patterns that work.
Our approach
Strategic implementation.
Built for the enterprise.
You need more than developers. You need partners who understand the intersection of technology, operations, and long-term value.
We build what we sell
31+ production products prove our engineering depth. When we build your system, we draw on patterns tested across identity, payments, ERP, communications, and AI platforms.
Technology partners, not vendors
We present our services (Wenme, Darwan, BitsPath) alongside competitors like Auth0, Twilio, and Casbin. You choose. No lock-in, no forced stack.
Same team, start to finish
The architects who design your system also build it. 26 years of the same principal engineer. No handoffs, no knowledge gaps, no surprises.
KaritKarma products
Enterprise products we implement.
As the official implementation partner for KaritKarma, we deploy, customize, and support these enterprise products for your specific business needs.
Platform Services
Shared infrastructure: identity, authorization, payments, communications, assets, and commerce.
Wenme
Passwordless identity with OAuth 2.1 + OIDC. Go, PostgreSQL, Redis. Passkeys, TOTP, magic links, SSO. RS256/EdDSA JWTs, JWKS. Production.
Darwan
Multi-tenant authorization with 42 endpoints, ABAC policies, separation of duties, audit trails, and 4 SDKs (C#/Go/Node/Rust). .NET 10. Production.
LoneSock Pay
Go-based payment gateway. bKash, Nagad, Stripe, PayPal. Escrow, subscriptions, disbursements, payment links. Internal infrastructure only.
BitsPath
13 .NET microservices. Smart SMS routing, email (GrapeJS builder, 98.5% inbox rate), WhatsApp, push notifications. Reseller white-labeling. Production.
BitsPath Voice
Pure Rust PBX engine. 50K lines, 214 endpoints. SIP/RTP/SRTP/WebRTC, SIGTRAN SMS gateway. Carrier-grade voice platform. Production.
Professional Vault
Dart/Flutter mobile + Next.js web. Facial recognition, CLIP search, CDN delivery. AI-powered organization and retrieval. Production.
Loom
.NET 10 headless CMS with Theme Studio (233 elements), drag-drop page builder, SSR renderer, and domain management. Websites and content only -- no commerce.
Fintech
ML fraud detection, sovereign payment networks, and secure escrow services.
Aegis/AFTP
Real-time ML fraud scoring for banks and MFS providers. Go + Python + .NET + Next.js. Live at aegis.karitkarma.com.
IntraPay
Government/central bank grade payment switch. Pure Rust. Designed for national-scale sovereign payment infrastructure.
Hold.bd
Secure escrow platform with Prime Bank PLC partnership. KYC tiers, dispute resolution, 4 portals for buyers, sellers, agents, and admins.
Social and community
Collection management, film networks, group travel, entertainment ratings, and club membership.
Boooks
Manage and showcase personal collections. Books, media, memorabilia. Social cataloging and discovery.
Kuhok
Professional network for film industry. Cast and crew portfolios, verified credits, production management, and safe collaboration.
TripStream
Plan group trips together. Shared itineraries, split expenses, real-time coordination for travel groups.
Rating
Community-driven ratings and reviews for entertainment. Movies, series, music, and games with personalized recommendations.
QRID
Niche social media SaaS for club networks. 29 .NET modules, 771 endpoints, Wolverine, Finbuckle multi-tenant. 82% complete.
Marketplace
M&A marketplace and full-stack business resource planning with e-commerce.
Exit.bd
Bangladesh M&A marketplace. .NET 10 CQRS, 4 Next.js apps (Turborepo), 26 entities. Business listings, valuations, and deal facilitation.
BizRP
13 Go microservices. Accounting, inventory, sales, HRMS, CRM, POS, e-commerce storefront with drag-drop page builder. $2.5-5/user/month. Live.
Enterprise and media
AI news automation, ISP management, streaming, voice ordering, and professional publishing.
NewsForge
22 autonomous AI agents. 1,000+ articles daily. Multi-language. Autonomous 24/7 operation with human-in-the-loop approval.
ISPChamp
ISP billing, RADIUS/BTRC compliance, Mikrotik integration. Go backend. Automated bKash/Nagad collection. 40+ ISPs served.
ViewCasta
YouTube replacement for news houses. Video streaming, content management, DRM, adaptive streaming, and monetization.
Sotto
AI voice ordering for UK restaurants. 29 .NET projects, 649 tests, sub-500ms response, Groq LLM, GDPR compliant.
Pressable
Enterprise publishing platform. Editorial workflows, multi-format output, and distribution for professional content producers.
Partner with LoneSock.
Transform your operational capacity with proven expertise. Let's discuss your strategic roadmap.