SISG Software engineering in the European Union
Software that works. Teams that deliver.
Custom software, web applications and cloud infrastructure for businesses across the European Union. No hype, no shortcuts.
In short
What does SISG do?
SISG (Super Intelligence Systems Group) is a software engineering company. It builds custom software, web and mobile applications, APIs and cloud infrastructure for businesses across the European Union, from startups to established enterprises. The engineers who discuss a project are the ones who write the code, and the first conversation is free.
Services
What we build
Enterprise software
Business-critical systems, ERP and multi-tenant SaaS platforms.
Web & mobile apps
Fast, accessible applications with React, Next.js and modern frameworks.
API architecture
REST, GraphQL and event-driven APIs with proper auth, versioning and documentation.
Cloud & DevOps
AWS, Azure, Cloudflare. Infrastructure as code, CI/CD and monitoring.
Cybersecurity
Penetration testing, GDPR and ISO 27001. Secure by design.
Data engineering
ETL pipelines, data warehouses and analytics dashboards.
IT consulting
Architecture review, technology strategy and technical due diligence.
QA & testing
Test automation, performance benchmarking and WCAG accessibility.
Why SISG
Engineering without middlemen.
Direct
You talk to the engineers who write the code.
Scoped
Scope, timeline and price agreed in writing before work starts.
Secure
Security and GDPR requirements considered from the start.
EU-based
Registered in Latvia, working across the European Union.
FAQ
Frequently asked questions
Does SISG build custom software for small businesses?
Yes. SISG works with businesses of all sizes, from startups to established enterprises, and builds custom business software, web and mobile applications, API integrations and cloud infrastructure. You can describe your project through the contact form or by email, and the first conversation is free of charge and without obligation.
Which services does SISG offer?
SISG offers enterprise software development, web and mobile application development, API architecture and system integration, cloud infrastructure and platform engineering, cybersecurity and regulatory compliance, data engineering and business intelligence, technical consulting and architecture review, and quality assurance and software testing.
Does SISG outsource development work?
No. SISG does not outsource development: the engineers who discuss your project with you are the same engineers who write the code, which means faster iteration and fewer misunderstandings.
How does a software project with SISG work?
Projects follow four stages. Discovery covers requirements gathering, scope definition and a written proposal, with the price agreed in writing before work starts. Architecture covers system design, technology selection and prototyping, and you approve the blueprint before building starts. Development is iterative, with progress shown on working software, code review and testing. Deployment covers production launch, monitoring, documentation and handover, with ongoing support available on agreed terms.
Where is SISG based and how do I contact it?
SISG is a brand of X DIGITAL ASSETS SIA, registered in Latvia (registration number 40203611907) with its registered office at "Skudriņas", Mārupes novads, LV-2167. It serves businesses across the European Union. Email info@sisg.eu or use the contact form; we aim to reply within one business day.
Ready to build something?
Tell us about your project. We aim to reply within one business day.