Careers

Help us build the cognitive layer

Remote-first, lean, and ship every week. Equity that matters.

Cadence
Ship weekly
Location
Remote-first
Equity
Meaningful

Open roles

Engram · Remote (US / EU)

Senior Research Engineer — Memory Systems

Ship the Dream Cycles engine. Experience with vector stores, graph pruning, or distributed indexes (FAISS, Tantivy, LEANN-style graph ANN). Rust or strong Python.

Apply via email →
Platform · Remote (US / EU)

Staff Engineer — Council Router

Own the LLM routing and task classifier. Experience with inference platforms, multi-provider orchestration, and cost optimization. Go or TypeScript preferred.

Apply via email →
Design · Remote

Senior Product Designer — BOSS Studios

Design the 35-studio surface at boss.ceo. Strong portfolio showing deep-density interfaces, dense data surfaces, and dark-mode fluency. Figma + prototyping in code is a plus.

Apply via email →
Product · Remote (US)

Senior Full-Stack Engineer — Studios

Ship studios. Next.js 15, React 19, Tailwind v4, Supabase, Cloudflare R2. Comfortable working across the whole stack in a week-long iteration cadence.

Apply via email →
Infra · Remote (US)

Site Reliability Engineer — Owned Compute

Operate a four-VM cluster running whisper, VibeVoice, NeuTTS, Gemma, Qwen. Experience with model serving (llama-server, vLLM), systemd, Grafana, and Cloudflare tunnels.

Apply via email →

Don't see the exact role? We're small and often hire for strength, not fit. Send a note to careers@b12labs.com and tell us what you'd build.

Work on these

B12 Labs builds the cognitive stack. BOSS, Cintrico, and Engram are the products that ship on top of it.