CareerPlan

Senior Full-Stack Engineer (Backend Leaning)

PolandFull-time2026-11-04 → 2026-11-10

Core

Build end-to-end features for an autonomous sourcing platform, focusing on domain models, APIs, event-driven services, and ERP integrations.

Role type

Senior Full-Stack Engineer (Backend Leaning)

Builds

Sourcing workflows, supplier bid management, award processing, and integrations connecting to customer ERPs and procurement suites.

Domain

B2B Procurement / Sourcing Technology

Deliverable

production ML models | product features

Required skills

System design, statically typed languages (Java, C#, Go, Kotlin, Scala, Rust), TypeScript, Python, AI coding tools, asynchronous written communication, code review, event-driven architecture

Preferred skills

ERP/Procurement domain knowledge (Coupa, SAP Ariba, Oracle, NetSuite), Kafka, Postgres at scale, startup experience

Technologies

Java, C#, Go, Kotlin, Scala, Rust, TypeScript, Python, Kafka, Postgres

Responsibilities

Design and build features from domain model to API and UI; Own backend data models, service boundaries, and event flows; Build with AI coding agents and review their output; Mentor engineers and document decisions in writing

Seniority

Senior, hands-on IC