01
Web & platform development
Next.js, React and Node platforms built for scale. E-commerce, portals, SaaS.
Next.js · React · Node
01
We build software, quietly.
A software house building web platforms, APIs and cloud infrastructure for B2B teams. In-house, end-to-end, production-grade.
Start a project02
We train Veyra, quietly
A supervised, multi-step AI that discovers, evaluates and contacts qualified leads. At a fraction of the cost of ads or cold email.
New - Flagship product
Meet Veyra
A supervised, multi-step AI lead finder, built in-house at JM Systems. Discovers, evaluates and contacts the right leads at a fraction of the cost of ads or cold email.
What we build at JM Systems
Custom software, built to last
02
Cloud infrastructure
VPS provisioning, Docker, Nginx, PM2 and CI/CD on AWS, Azure or bare metal.
AWS · Docker · Nginx
03
API & backend engineering
High-performance REST and GraphQL APIs, Postgres, Redis, secure auth flows.
PostgreSQL · Redis · TypeScript
04
EdTech solutions
Tailored digital platforms for schools and universities. CMS-driven, SEO-ready.
Strapi · Jamstack · CMS
05
Security & DevOps
Cloudflare protection, SSL/TLS, WAF, JWT hardening, full infrastructure review.
Cloudflare · SSL · JWT
06
AI & automation
Supervised LLM pipelines, agentic workflows, and custom integrations. The same stack we use to build Veyra.
LLMs · Agents · Workflows
About
Marco de Canaveses, Portugal
Small team. Real shipping
JM Systems is a custom software house working directly with founders and product teams. No agency layers, no handoffs, the engineer writing your code is the engineer you meet on day one.
We build web platforms, APIs and cloud infrastructure that survive past launch week. And we make Veyra for teams that can’t afford to burn their budget on ads that don’t convert.
Start a project
Have something worth shipping?
Tell us what you’re building. We’ll tell you honestly whether JM Systems is the right fit, and if it is, we’ll quote a real timeline, not a fantasy.
[email protected]Typical reply: within 1 business day