This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Tech Lead / Solution Architect – Backend, Workflow Engine, SSO, Observability, QA based in Spain.
This is a senior technical leadership opportunity focused on designing and delivering the backend foundation of a new Legal OS MVP.
You will own architecture decisions across backend services, workflow orchestration, security, observability, and quality engineering.
The role combines hands-on engineering with solution architecture, requiring you to turn complex requirements into reliable, production-ready systems.
You will design resilient workflows with strong guarantees around retries, idempotency, consistency, auditability, and failure recovery.
You will also establish secure SSO and permissions models while building comprehensive observability and automated QA practices.
The environment is highly autonomous, project-based, and focused on delivering a pragmatic MVP with a strong emphasis on reliability and security.




This role is idóneo for a senior backend engineer or architect who enjoys owning technical direction and building robust systems from the ground up.
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Accountabilities
Own backend architecture and technical direction, translating product goals into scalable and maintainable production solutions.
Define the architecture boundaries and minimal service contracts, including APIs and event-driven interfaces required for the MVP.
Design the core data model, including Matter IDs, mapping rules, and idempotency keys to ensure reliable and consistent processing.
Build and define the workflow layer with retry and backoff strategies, dead-letter handling, replay capabilities, deduplication, and resilient failure recovery.
Establish security architecture covering SSO, role-based permissions, access controls, and secure secrets management.
Implement comprehensive audit trails that clearly capture who performed an action, what occurred, whe

📌 Tech Lead (España)
🏢 Jobgether
📍 España