CareerPlan

Staff Software Engineer, Metering and Billing

HungaryFull-time2026-10-26 → 2026-11-08

Core

Design, build, and maintain backend services for usage metering, billing, invoicing, and AI Cost Management (Tokenomics) that process millions of events per second.

Role type

Staff Software Engineer (Backend)

Builds

Scalable microservices, APIs, and AI Cost Management capabilities for customer usage visibility and control.

Domain

SaaS / AI Infrastructure / Billing & Metering

Deliverable

production ML models

Required skills

Go, Node.js, Microservices, Distributed Systems, Database Optimization, Event-driven Architectures, Cloud-native technologies, CI/CD, Automated Testing

Preferred skills

LLM APIs, Token-based pricing, AI gateway tooling, Developer-focused products

Technologies

Kubernetes, Docker, ClickHouse, Kafka, Stripe

Responsibilities

Design and implement microservices and APIs for metering and billing; Architect backend systems processing millions of events per second; Optimize database performance and ensure data integrity; Integrate with third-party services; Support production services via monitoring and on-call rotation.

Seniority

Staff, hands-on IC