Welcome to Computer Systems International.

Your Systems. Our Science. Infinite Possibilities.

About

It is in forging that one becomes a blacksmith

We listen, we forge, we solve

With over 20 years of experience in bespoke software development and system integration, CSI Online has built a reputation as a trusted partner for businesses seeking precision-driven technology solutions. Born from a passion for tackling complex challenges head-on, we’ve evolved into a full-service development house that delivers custom applications, smooth integrations, and process automations designed around each client’s unique needs.
Our seasoned team combines deep technical know-how with a client-first mindset—working closely with you to:
- Analyze your existing infrastructure and workflows
- Design solutions that slot seamlessly into your environment
- Develop robust, scalable software tailored to your goals
- Deploy integrations and automations that streamline day-to-day operations
- Support and refine your systems to ensure long-term stability and growth

Guided by our mission to empower businesses, our vision to drive digital transformation, and our core values of Client-Centricity, Innovation, Integrity, Excellence, Collaboration, and Agility, CSI Online doesn’t just deliver code—we deliver confidence. Whether you need a one-off development project, end-to-end process automation, or the integration of new and legacy systems, we’re here to help you unlock greater efficiency, reliability, and value from your technology investments.

Join the many organizations that trust CSI Online to turn visionary ideas into real-world solutions—let’s build something exceptional together.

Innovate

We take client partnership seriously, and help them push the boundries, ever-evolving, always failing forward

Collaborative

We instill a value-chain improvement approach that drives teamwork and resonates with client core values

Customer-centric

We focus on needs, preferences and continuous feedback to build solutions that solve real problems, correctly

Agility

We embrace flexiblity in the ever-changing business environment of our clients, not only supporting agility, but encouraging it

Services

We remove the day-to-day worries of protecting your application IP, so you can build your business

Hosted DevSecOps

We take the headache out of source control, security, automation and testing

Bespoke development

Development, maintenance, support and deployment, based on Delphi, C#, PHP, Python, APEX, Oracle, MSSQL, MySql and more

Cloud hosting

Fit-for-purpose, provider-agnostic cloud hosting, scaling and monitoring

Artificial Intelligence

Private and public AI models, development of models

Process automation

Data integrations, APIs, reporting and publications. We build, deploy, maintain and monitor automated processes on various platforms

Internet-of-Things

IoT metrics and log gathering, monitoring, alerting, automation and dashboarding

Online transacting

Merchant integration to accept online once-off or recurring payments

Commodity exchange

Real-time commodty exchange integrations

Our beliefs

“Why” – The Purpose Behind Our Work

Our mission statement

At CSI Online, our mission is to empower businesses through bespoke software development and seamless system integration. We deliver high-quality, custom-built solutions that simplify complexity, enhance operational efficiency, and support long-term growth—backed by over two decades of experience and a passion for innovation.

Vision Statement

To be the trusted partner of choice for organizations seeking intelligent, adaptable, and future-ready software solutions—driving digital transformation through excellence, expertise, and innovation.

Core Values

Client-Centricity – We prioritize our clients’ unique challenges and tailor every solution to deliver meaningful, measurable value.
Innovation – We embrace creativity and continuous improvement, staying ahead of technological trends to offer cutting-edge solutions.
Integrity – We operate with transparency, accountability, and a strong commitment to ethical business practices.
Excellence – We hold ourselves to the highest standards, ensuring precision, reliability, and quality in every project.
Collaboration – We believe great solutions are built together, through strong partnerships and open communication.
Agility – We adapt quickly and effectively to changing requirements, enabling our clients to stay competitive and resilient.

Contact

Find us, contact us

Address

IP-1, Industria Park, 4 Industria Street, Brackenfell Industrial

Cape Town, 7560

Call Us

+27 21 072 0720

+27 84 557 3553

Email Us

sales@csi.co.za

Open Hours

Monday - Friday

9:00AM - 05:00PM

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