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.

Contact

Send the role or project.