Staff Backend Engineer, Platform

Zeit Ai · via Arbeitnow ·

TypeFull-time job
LocationMunich
Posted7 hours ago
Opportunity
ZeitMind is an autonomous data engineer for mid-market businesses. Agents and people work the same company data: ingest, pipeline, clean, analyse, build operational apps

we are growing fast and will be onboarding multiple enterprise customers a week. The backend isn't ready yet, your impact will decide the speed at which we can grow

load growth is compounding: more customers, multiple users per customer, many agent interactions per user and multiple agent artifacts (data pipelines, schedules, analyses) coming out of the interactions

you own the platform

What you'll do
scale a multi-tenant Postgres under unpredictable load: query and I/O optimisation, read/write separation, horizontal scaling

make agent-driven workloads survivable: one user can spin up 30 table syncs, some running hours, while others query large sources

manage the sandbox layer: Docker containers where agents run queries and reverse-engineer files, with compute and memory budgets

own connectivity into customer networks: SOCKS5 over WebSockets, authentication, routing

scope the architecture and build it

What we're looking for
staff or principal level, still hands-on, writing production code

built and scaled multi-tenant data platforms in a B2B startup or platform company before

deep Postgres or database knowledge: query plans, locking, I/O, caching, replication, sharding

understands startup pace and ownership without specs

pragmatic over ideal, wants to build foundations right without overengineering

strong TypeScript

English C1, German a plus

Nice to have
experience at a data platform or warehouse company (Snowflake, Databricks, Cloudflare or similar)

networking depth: proxies, VPN, routing

Location
preferred: Munich, on-site. We support relocation within Europe

already in London? We can make that work. We have people here and are opening a small office, and we'd expect regular Munich travel. In-person culture is important to us

Tech stack
TypeScript end to end. Bun, tRPC, Postgres, Supabase. React frontend (Mantine, TanStack Query). Docker, job/process management, VPN/routing, agentic frameworks

 
Compensation: €95K – €270K • Offers Equity • €5k referral bonus
• total comp €95K – €270K • Offers Equity • €5k referral bonus

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