Engineering excellence
for complex projects
Behind every great product is a solid foundation. We build yours with care and expertise.
What we do
From spec to production, we design, build, and integrate ambitious products.
Custom Development
End-to-end product delivery from concept to production. We build scalable web apps, APIs, and mobile solutions on modern stacks.
System Architecture
Strategic design for distributed systems and microservices. We plan for scale, resilience, and maintainability from day one with proven patterns.
Applied AI & Automation
Embed LLM features, retrieval, and workflow automation without breaking reliability. Guardrails, evals, and observability included.
Complex Integrations
Connect disparate systems with robust integrations. Payment processors, auth providers, CRMs, ERPs, and custom APIs working in harmony.
Product Development
Make the right thing - then make it intuitive. We lead product and UX, specify interactions, and guide engineering so the result behaves as expected.
Security & Compliance
Implement security best practices and compliance frameworks. From penetration testing to SOC2 readiness, we ensure your systems meet industry standards.
Why Arx Modus
Because we build for years ahead, not just the next release.
Senior-level execution
Every team member has extensive production experience across multiple industries. No junior developers, no training on your budget.
Product sense
We blend technical expertise with strong product understanding to build features that actually work for users.
Consistent delivery
We ship regularly, communicate clearly, and maintain the lowest bug and incident rates to date.
Selected work
View all projects →Frequently Asked Questions
Common questions about how we work and what to expect.