Software Engineering
We design and build production systems — web platforms, APIs, data pipelines and internal tooling — with an emphasis on correctness, observability and maintainability over time.
South Africa · Software · Intelligence · Systems
We build serious software, intelligent systems and digital infrastructure.
Binary Inference is a South African engineering company. We design and run the software behind ProbiNotes, SchoolBag, Casino and CSI — and we build the same way for the organisations we work with.
Security-first
Built to scale
Tested & reviewed
// systems we run in production
class BinaryInference {
public products(): Product[] {
return [
ProbiNotes::financial(),
SchoolBag::education(),
Casino::realtime(),
CSI::intelligence(),
];
}
public principle(): string {
return 'correct, durable, useful';
}
}
A technology company, not a project shop.
We exist to build software that lasts. That means choosing the simplest architecture that solves the problem, writing code the next engineer can read, and treating security and correctness as part of the work rather than an afterthought.
Our products span finance, education, real-time gaming and surveillance intelligence. The thread between them is not a market — it is a standard of engineering.
What we do
Capabilities
Four disciplines, applied together on real systems.
Artificial Intelligence
Applied machine learning and inference systems built into real products: forecasting, classification, document understanding and decision support, evaluated against measurable outcomes.
Advanced Electronic Systems
Hardware-adjacent engineering for monitoring, sensing and control — bridging embedded devices, networks and the software that makes their data useful.
Platform & Infrastructure
Deployment pipelines, cloud architecture and operational tooling that let small teams ship and run systems reliably at scale.
Featured work
Products we build and run
ProbiNotes
Financial SaaSBookkeeping and financial records for people who never trained as accountants.
View product
SchoolBag
Education PlatformA connected platform for schools, teachers, learners and parents.
View product
Casino
Multiplayer Digital Card PlatformReal-time multiplayer card games with fair, verifiable mechanics.
View product
CSI
Monitoring & Intelligence SystemUnifying cameras, sensors and events into actionable situational awareness.
View productPhilosophy
Engineering that ages well
The decisions that matter are rarely the visible ones. We invest where it compounds: boundaries, tests, observability and documentation.
Read our approachArchitecture philosophy
Boundaries before abstractions. We design clear seams between parts of a system so each can be understood, tested and replaced in isolation.
Performance
We measure before optimising. Latency budgets and load profiles are defined up front and verified continuously.
Security
Defence in depth: validated input, least privilege, secure defaults and dependencies kept current.
DevOps
Reproducible environments and automated pipelines so deployment is routine, observable and reversible.
4
Products in active development
6
Industries served
2023
Engineering since
99.9%
Uptime target on hosted systems
Tooling
A deliberate technology stack
We choose tools we can operate and reason about — proven where it matters, modern where it pays off.
Languages
PHP 8.3
TypeScript
Python
SQL
Data
MySQL
PostgreSQL
Redis
Vector stores
Frontend
Tailwind CSS
Alpine.js
GSAP
Vite
Infrastructure
Docker
Linux
Apache / Nginx
CI/CD
Where we work
Industries served
Education
Platforms that work for schools across the connectivity spectrum, from well-resourced campuses to constrained…
Finance
Financial tools that prioritise accuracy, auditability and the trust that handling money demands.
Agriculture
Sensing, monitoring and data systems that bring measurement to operations that have historically run on intuit…
Security
Surveillance and monitoring intelligence that turns raw feeds into the few events operators actually need to s…
Retail
Operational and customer-facing systems that connect inventory, transactions and insight.
Enterprise
Internal platforms, integrations and tooling for organisations that have outgrown spreadsheets and disconnecte…
Let's talk
Have a system worth building properly?
Tell us what you are trying to build. We will tell you honestly whether we are the right team for it — and how we would approach it.