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Senior Backend Engineer- Users Infrastructure

Weave - Headquarters (Lehi, UT)🌐 Remote💼 Full-time🗓 2026-08-14 → 2026-09-25

Core

Architecting foundational security and identity substrate for a healthcare platform, transitioning legacy auth to a modern IAM system.

Role type

Senior Backend Engineer (Identity & Access Management)

Builds

Globally distributed Identity and Access Management (IAM) platform, internal SDKs, gRPC contracts, and middleware.

Domain

Healthcare technology, Distributed Systems, Security

Deliverable

production ML models | product features | infrastructure

Required skills

Go, Distributed Systems, AuthN/AuthZ (OAuth 2.0, OIDC, SAML, JWT), gRPC, Microservices, System Design, Technical Design Documents

Preferred skills

SpiceDB, Zanzibar-style authorization, Zero-Trust architecture, Load-testing, Observability, Cross-timezone collaboration

Technologies

Go, SpiceDB, gRPC, OAuth 2.0, OIDC, SAML, JWT, SCIM

Responsibilities

Own core authentication services for humans and machines; Define fine-grained permission modeling across multi-tenant hierarchies; Build internal SDKs and middleware for downstream engineers; Manage federated identity (SSO) and M2M communication protocols; Improve system observability and reliability; Establish technical bar and culture for the India regional hub.

Seniority

Senior, hands-on IC with leadership maturity

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