Software engineer / Python / Rust / Linux
Joshua Lengfelder
Randonautica co-founder. Full-stack builder across Python, Rust, Linux,
self-hosting, automation, and AI agents. I bring diagnostics, systems
thinking, growth instincts, and crisis communication.
Open to full-stack roles and focused contract work.
Build
Full-stack systems
Operate
Diagnostics and self-hosting
Grow
Marketing, community, crisis comms
Selected Work
Selected work.
Strongest where product, systems, growth, and users overlap.
01
Randonautica
Created Randonauts and co-founded Randonauts LLC. Took a
random-coordinate Telegram experiment into a viral app and early
revenue engine: zero to $100k/month, millions of users, TikTok-driven growth.
Wikipedia
lists me as founder.
- Zero-to-one growth
- Viral community
- Crisis comms
02
QTrainer / QTurk
Built research-tool workflows across Python/Rust, APIs, auth/session
logic, Linux self-hosting, diagnostics, and operational fixes.
- Full-stack execution
- Systems thinking
- Diagnostics
03
Ops & Automation
I use code and agents to inspect, isolate, and fix problems across
apps, servers, deploys, DNS, content, and support workflows.
- Root-cause work
- Agent orchestration
- Clean handoff docs
Contract Work
Short full-stack projects.
System Diagnosis
Find where the real problem is: app, data, deploy, DNS, UX, or process.
Backend & Product Work
Full-stack features, internal tools, automation, and agent-assisted cleanup.
Growth & Communications
Launch messaging, community loops, crisis comms, docs, and support copy.
Resume Snapshot
Useful where systems and people overlap.
Looking for small teams, research tools, internal systems, and work that
needs code, diagnostics, growth, and AI agents.
01
Full Stack
Python/Rust, apps, APIs, auth, automation, internal tools.
02
Diagnostics
Trace failures across app, host, network, deploy, and workflow.
03
Operations
Linux, self-hosting, deploys, incident cleanup.
04
Growth & Comms
Marketing, community, crisis comms, docs, AI agents.