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Let's build something exceptional
Tell us about your project. We'll get back to you within 48 hours.
We reply within 48 hours
Reply in under 48 hours
NDA available on request
No lock-in, ever
Ways to reach us
Where we areKotto, Douala, Cameroon
Availability
We typically reply within 24 hours on business days. For urgent projects, mention it in your message and we'll prioritise.
Tell us about your project
The more detail you share, the sharper our first response.
What happens next
No black boxes, here's exactly how we'll move from your message to a plan.
- 1
We reply fast
You'll hear back from a real engineer within 48 hours, no bots, no endless sales funnel.
- 2
Discovery call
A short call to understand your goals, scope and constraints.
- 3
A clear proposal
We send a tailored plan with scope, timeline and transparent pricing.
Testimonials
Trusted across industries
From public institutions to crypto exchanges, teams choose HIIS to ship software that performs, and they say so.
- AI
“We carried decades of legacy systems. HIIS delivered secure, well-documented APIs and an AI document-classification pipeline in Python and Hugging Face that cut manual processing by 60%.”
Claire MensahHead of Modernisation · National Records AgencyGovernment “HIIS built our spot exchange, order book, wallets and KYC, to take real volume under load. We have run at sub-50ms order latency and 99.99% uptime since launch.”
Marco RossiFounder & CEO · Vertex ExchangeFinance & Crypto“Our headless storefront on Next.js loads in under a second and conversion is up 38%. HIIS sweated every Core Web Vital.”
Isabelle MoreauVP of Ecommerce · Lumière Retail GroupEcommerce- AI
“HIIS built offline-first farm-management tools that sync the moment our growers get signal, plus TensorFlow yield-forecasting models, output up 22% and waste down 30%.”
Aïcha TraoréChief Executive Officer · GreenField AgritechAgriculture “HIIS delivered a HIPAA-compliant telehealth platform, secure video, scheduling and e-prescriptions, that our clinicians actually enjoy using. Wait times fell 45%.”
Dr. Sarah ChenChief Medical Officer · Lumen HealthHealth
- AI
“The mobile banking app HIIS shipped in Flutter feels instant, and their real-time AI fraud-scoring models caught threats we were missing, dropping fraud losses by 40%.”
David OkekeHead of Digital Banking · Meridian Retail BankBanking - AI
“HIIS built a multilingual semantic search engine across 20+ African languages using RAG, OpenAI and a vector pipeline, sub-300ms over 100M+ documents.”
Olivier NkurunzizaFounder · Sahara AISearch - AI
“The AI recommendation engine HIIS built lifted our average order value noticeably, personalised discovery that genuinely converts.”
Mei LinChief Digital Officer · StyleNestEcommerce “Our core payments engine, re-engineered by HIIS in Scala and Kafka, clears five million transactions a day at sub-100ms latency. It has stayed rock-solid through every peak.”
Sophie LaurentChief Technology Officer · Atlas Commercial BankBanking