CareerPlan

Staff Software Engineer

KrakowFull-time2026-10-21 → 2026-10-22

Core

Technical leader setting direction for multiple engineering teams, solving hard cross-cutting problems, and building agentic commerce infrastructure for merchants.

Role type

Staff Software Engineer (Technical Lead)

Builds

Agentic commerce platform, intelligent workflows, cross-border operations, tax, returns, and demand planning systems.

Domain

eCommerce, Fintech, AI/LLM, Distributed Systems

Deliverable

production ML models

Required skills

TypeScript/JavaScript, Node.js, REST/GraphQL APIs, Distributed Systems, Relational Databases, SQL, NoSQL, Cloud Architecture, CI/CD, Observability, Incident Response, LLMs/Agentic Systems, AI Coding Tools

Preferred skills

eCommerce systems experience

Technologies

TypeScript, JavaScript, Node.js, REST, GraphQL, SQL, NoSQL, Cloud, CI/CD, LLMs

Responsibilities

Lead large multi-quarter initiatives across multiple teams, write exemplar code in critical paths, review designs for quality and maintainability, define operational standards (monitoring, scalability, security), lead tool evaluations and architecture migrations, use AI to maintain code health, own business results and success metrics, mentor Senior Engineers and below.

Seniority

Staff, hands-on IC with leadership scope