RolEmi builds AI‑powered tools and thoughtful web experiences.
RolEmi is my laboratory where tools are made that help people think, write, and create: from memoir engines to playful editors and tiny utilities that make life feel a bit more manageable.
Source‑available. Most things you see here live on my GitHub: architecture experiments, prototypes, and production‑grade services. Contact me if you're interested in collaborating!
AI tools on Rolemi
A growing collection of focused tools. Each one is small by design, opinionated on purpose, and built to be used, not demoed.
✅ Cost-Free Forever: No subscription fees or usage limits
✅ Battle-Tested Libraries: bcrypt/crypto, JWT, express-rate-limit are industry standard
✅ Scalable: Easy to upgrade database, add features, deploy anywhere
✅ Secure by Design: Implements all modern security best practices
• MFA (email, SMS, authenticator app, or WebAuthn)
• Session/token management
• A user table with identity primitives
🧩 KYC/KYB module
✨ Risk scoring engine
🚧 Compliance logging
🚧 Secure by Design: Implements all modern security best practices
Featured walkthroughs
Short demos showing how Rolemi tools work in practice.
Your AI Writing Companion
Intro to RolEmi Scriber
Selected work & experiments
We design and build systems end‑to‑end: frontends, backends, infra, and the glue that makes it all humane.
This site. A living index of my AI tools, prototypes, and experiments, tuned for fast iteration.
Architecting and deploying small services with pragmatic infra: serverless where it matters, simple hosting where it doesn’t.
Designing flows for AI‑assisted tools: limits, guidance, guardrails, and delightful defaults that make powerful things feel simple.
Who’s behind RolEmi Techlab?
I’m Mark — a technical architect and full‑stack developer who likes turning vague ideas into concrete tools. I work across the stack: frontend, backend, infra, auth, and business logic.
- • Architecting AI‑powered tools and internal utilities.
- • Designing systems that can live both in the cloud and inside compliance‑heavy environments.
- • Building products that people actually use: focused, opinionated, and honest about what they do.
Notes, drafts, and essays
We publish more long‑form writing off‑site. If you’re curious, reach out and I’ll share links.
ST/LT Contracts
- Front-end Loading Engineering Consulting & Strategy (FEL)
- AI System Development
- Project Collaboration
- Freelance Development
- Tech Stack Architecture
- Cloud Solutions
If you’re interested in collaborating, have feedback on a tool, or just want to talk shop about AI‑assisted products and architecture, We’d love to hear from you.