Senior Backend Engineer

About Doss   DOSS is building an Operations Cloud for the real world. A modern, AI-native platform for physical product businesses to manage the flow of goods, dollars, and data in real time, across: Procurement Inventory Orders Fulfillment Finance Built to replace spreadsheet chaos and rigid, consultant-heavy ERPs. Fast time-to-value, adaptable as the business evolves. Through our Adaptive Resource Platform (ARP) and unified operational data model, teams deploy quickly, automate workflows, and make changes without months of re-implementation. We recently raised a $55M Series B , co-led by Madrona and Premji Invest. Participation from Intuit Ventures, Theory Ventures, General Catalyst, Contrary Capital, and Pathlight VC. DOSS is trusted by fast-growing operators to run critical operations with speed, control, and confidence. About the Role What You'll do Design the core EAV data model & schema‑as‑code platform that powers every customer’s instance, balancing extreme flexibility with transactional integrity. Build a Git‑style version‑control + migration engine capable of rolling forward/back complex schema and data changes on live production tenants in enterprise settings. Engineer AI‑assisted tooling that uses foundation models to propose, validate, and apply new customer schemas and workflow definitions. Scale our white‑labeled data warehouse (BigQuery/Snowflake‐like) for high‑volume, low‑latency analytics and automation workloads. Create Terraform‑like declarative APIs & SDKs so ops teams can treat business processes as code while you ensure security, tenancy, and performance. Deliver end‑to‑end observability & search across supply‑chain, finance, and ops data—surfacing business logic in plain language through AI‐native search. Build Enterprise guard rails into a composable system to proactively detect anomalous behavior or risky emergent patterns Mentor and shape engineering culture, partnering with product and design to turn unsexy back‑office pain into elegant, resilient systems loved by operators. What We're Looking For Experience Expertise building large scale ETL on databases like Postgres, Elasticsearch, DuckDB, Memgraph (Graph DB), etc Using cloud services to build + deploy reliable web applications Working in abstractions to build complex graph-based architectures that scale Qualities Team player : you bring positivity, openness, and curiosity to the team every day. Growth mindset : everything is an opportunity to learn and improve yourself, the team, and the company. Craftsmanship : you care about making something of quality. Pragmatic : you make the right decision based on circumstance, not theory. Low Ego: you work best in collaborative environments where everyone supports the team. What You'll Get Competitive salary + meaningful equity 100% Coverage for individuals Premium medical, dental & vision coverage 401(k), immediate eligibility Lunch in-office 5 days/week (and dinner when needed) Flexible/unlimited PTO Commuter (BART/MUNI/CalTrain) and equipment stipends Wellness & Fitness stipend Generous parental leave Relocation assistance available In-office culture in San Francisco

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