from KES 6,000
Payments & M-Pesa Integration
Daraja STK Push, C2B, B2C and reconciliation, plus Paystack, Flutterwave, Pesapal, Stripe and PayPal.
Learn moreSoftware studio · Nairobi, Kenya
Software that gets African businesses paid.
We build M-Pesa and payment integrations, AI chatbots and custom models, Telegram and WhatsApp bots, and fast web and mobile apps for businesses in Kenya and across Africa.
Websites from KES 3,000. Calculate your price in 30 seconds →
- Founder-led, senior engineering
- M-Pesa-first
- You own the code
- Reply within 1 working day
Integrates with
The payment rails and platforms your customers already use
Independent developer. Not affiliated with or endorsed by the brands shown.
Payments: M-Pesa, Airtel Money, MTN MoMo, Kopo Kopo, Paystack, Flutterwave, Pesapal, DPO Pay, Stripe, PayPal
Platforms & AI: WhatsApp, Telegram, OpenAI, Claude (Anthropic), Google Gemini, Hugging Face, Africa's Talking, Deriv, MetaTrader 5, TradingView, Binance, MikroTik, Supabase, Vercel
What we build
One studio for payments, AI, bots and apps
From a single M-Pesa button to a full SaaS platform. Pick a starting point, or tell us the problem and we'll suggest the simplest fix.
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- from KES 15,000
AI Chatbots & Assistants
Support, sales and booking assistants trained on your documents. English, Swahili and a human handoff when needed.
Learn more - from KES 150,000
Custom AI & Model Training
Fine-tuned LLMs, forecasting, credit scoring, fraud detection, OCR and trading signal models, deployed as APIs.
Learn more - from KES 10,000
Telegram, WhatsApp & Automation Bots
Telegram bots with M-Pesa, WhatsApp flows, SMS and USSD, plus n8n and Make automations that remove repetitive work.
Learn more - from KES 3,000
Web Apps, SaaS & Websites
Business websites, SaaS platforms, dashboards and portals. Mobile-first, SEO-ready and quick on 3G.
Learn more - from KES 300,000
Mobile App Development
Flutter and React Native apps with offline support, M-Pesa payments and Play Store release handled for you.
Learn more - from KES 40,000
Trading Bots & Analytics Tools
Deriv API bots, MT4/MT5 Expert Advisors, TradingView Pine Script, exchange bots, backtesting and signal channels.
Learn more - from KES 60,000
ISP & WiFi Billing Systems
MikroTik hotspot portals, PPPoE billing, vouchers, RADIUS and customer portals with automatic M-Pesa activation.
Learn more
See it working
Built for how Africa actually does business
Mobile money, WhatsApp, weak signal and mixed languages are the default here, so we design for them first.
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AI assistants that speak your customers' language
Answers in English and Swahili from your price list, then takes payment in the chat.
AI chatbotsDemo -
Telegram bots that sell access and renew it
STK Push, confirmed callback, one-time invite link, automatic expiry.
Telegram & automationDemo -
Every shilling matched to the right order
Callbacks, status checks and reconciliation so month-end takes minutes.
PaymentsDemo -
Your strategy, coded exactly and tested honestly
Deriv bots, MT5 EAs and Pine Script with backtests and risk controls.
Trading toolsDemo
By industry
Solutions for the businesses we know well
Start from a proven shape for your sector, then make it yours.
- SACCOs & Microfinance Digital member onboarding, loan applications, automated M-Pesa repayments and statements for SACCOs, chamas and lenders.
- Schools & Training Centres Fee payment by M-Pesa with automatic receipts, balances, reminders and simple school management.
- Real Estate & Rentals Tenant portals, M-Pesa rent collection, automatic receipts, arrears reminders and landlord reports.
- Retail, Shops & POS Point of sale, inventory, M-Pesa till integration, KRA eTIMS invoicing, online ordering and sales insights.
- Clinics & Healthcare Online booking, patient records, billing with M-Pesa and reminders that reduce no-shows.
- ISPs & WiFi Providers MikroTik-integrated billing, M-Pesa captive portals, vouchers, auto-suspend and reseller dashboards.
- Logistics & Delivery Order management, rider apps, live status updates, cash-on-delivery reconciliation and B2C payouts.
- Churches, NGOs & Fundraising M-Pesa and card giving, campaign pages, donor receipts and transparent reports.
- Trading Communities & Signal Providers Telegram paid groups with M-Pesa, signal bots, member dashboards, and custom indicators or bots for your strategy.
Selected work
Products we've built and are building
Our own platforms and client builds. No made-up logos, just real products.
- binarypro.app
BinaryPro
Screenshot coming soon
Trading analytics
LiveBinaryPro
Analytics and trading tools for Deriv traders in one place.
- Next.js
- Supabase
- Deriv API
- forgeithub.app
ForgeItHub
Screenshot coming soon
SaaS for SMBs
In developmentForgeItHub
One platform for small businesses to bill, book and sell online.
- Next.js
- Supabase
- M-Pesa Daraja
- MikroTik
- alcomart.app
Alcomart
Screenshot coming soon
Marketplace
In developmentAlcomart
Order, pay with M-Pesa and get it delivered.
- Next.js
- Supabase
- M-Pesa
- dukamtaani.app
Dukamtaani
Screenshot coming soon
AI / Voice
In developmentDukamtaani
Bookkeeping for small shops, by voice.
- AI
- Speech
- Mobile
Why QuantumNest
Small and senior, on purpose
You work directly with the engineer who builds your product. That means faster decisions, fewer misunderstandings and code that someone actually understands.
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Payments are our home ground
Daraja callbacks, reconciliation and go-live are routine for us, not research. Your money flows correctly from day one.
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Talk to the engineer
No account managers or hand-offs. You speak directly with the person designing and writing your code.
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Built for African networks
Mobile-first, light on data and resilient on weak connections, because that is how your customers browse.
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Fast, honest delivery
Small scope, weekly demos and a staging link you can test. If something is not worth building, we say so.
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Transparent pricing
Starting prices are public. Quotes are fixed and in writing, with milestones you approve.
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You own everything
Code, designs, accounts and data are yours. No lock-in, and full documentation at handover.
How we work
Five clear steps, no surprises
You always know what is being built, what it costs and when it ships.
- 1
Discover
A free 30-minute call to understand the problem, the users and the budget. You get honest advice, even if that means a cheaper tool.
- 2
Design
We agree the scope in writing, sketch the key screens and give you a fixed quote and timeline.
- 3
Build
Short cycles with a staging link you can click through. You see progress every week, not just at the end.
- 4
Launch
Deployment, payment go-live, app store submission and a final walkthrough with your team.
- 5
Support
30 days of fixes included. Then a monthly retainer or pay-as-you-go support, whichever suits you.
Tech stack
Proven tools, chosen for the job
Modern, well-supported technology that any good developer can maintain after us.
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Next.js -
React -
Astro -
TypeScript -
Node.js -
Python -
FastAPI -
PostgreSQL -
Supabase -
Redis -
Docker -
Vercel -
Cloudflare -
Flutter -
Kotlin -
Firebase -
PyTorch -
TensorFlow -
Hugging Face -
LangChain -
Ollama -
Tailwind CSS -
GitHub Actions -
Figma
Transparent pricing
Know the ballpark before you call
Websites start from KES 3,000. Describe what you need in the cost calculator and see the price instantly. Your final quote is fixed and in writing.
- One-page website from KES 3,000 ≈ $20
- Business website (5 pages) from KES 10,000 ≈ $80
- Telegram bot from KES 10,000 ≈ $80
- M-Pesa payments from KES 6,000 ≈ $50
- Website + AI chatbot from KES 18,000 ≈ $140
- Online shop with M-Pesa from KES 29,000 ≈ $220
Kenya first, Africa wide
Local payment rails in every market you sell to
Based in Nairobi, serving Nigeria, Ghana, Uganda, Tanzania, Rwanda, South Africa and beyond. We work remotely and invoice in KES or USD.
- Kenya M-Pesa, Airtel Money, cards KES
- Nigeria Paystack, Flutterwave, bank transfer NGN
- Ghana MTN MoMo, Paystack GHS
- Uganda MTN MoMo, Airtel Money UGX
- Tanzania M-Pesa, Airtel Money, Tigo Pesa TZS
- Rwanda MTN MoMo, Airtel Money RWF
- South Africa Cards, Paystack, EFT ZAR
How long does a typical project take?
A one-page website takes a few days and a bigger website 1–3 weeks. An M-Pesa integration takes 1–3 weeks. A web or mobile app MVP takes 6–16 weeks. You get a written timeline with your quote.
How much does it cost?
A one-page website starts from KES 3,000, and each extra page is KES 1,500. M-Pesa payments add KES 6,000 and a Telegram bot starts from KES 10,000. Web and mobile app MVPs usually start from KES 250,000. Try the cost calculator for an instant estimate. Final quotes are fixed and based on agreed scope.
What do I need to accept M-Pesa payments?
A Paybill or Buy Goods (Till) number registered to your business and a Safaricom Daraja account. We build and test in the sandbox, then guide you through going live.
Who owns the code?
You do. On final payment, the source code, designs and accounts are yours. We work in repositories and cloud accounts in your name.
Do you offer support after launch?
Yes. Every project includes 30 days of fixes after launch. After that you can choose a monthly maintenance retainer or pay per request.
Do you work with clients outside Kenya?
Yes. We work remotely with clients across Africa and beyond, with payment rails for Nigeria, Ghana, Uganda, Tanzania, Rwanda, South Africa and international cards.
How do payments for the project work?
Usually a deposit to start, then milestone payments as features are delivered and approved. We accept M-Pesa, bank transfer and international payments.
Have a project in mind?
Tell us what you need. You'll get a reply within one working day, with honest advice and a clear next step.
Mon–Sat, 8:00–18:00 EAT · Nairobi, Kenya