CareerPlan

Principal Software Engineer, Growth

BucharestFull-time2026-10-30 → 2026-11-10

Core

Owns the user adoption funnel from sign-up to upgrade by building and shipping product changes driven by data and user feedback.

Role type

Principal Software Engineer (Growth)

Builds

Full-stack production code for the platform landing page, trial activation, and automation publishing flow.

Domain

Enterprise automation software / Product-led growth

Deliverable

production ML models | product features

Required skills

Full-stack engineering (TypeScript, React, backend), Growth/activation funnel expertise, Product sense, Hypothesis testing, A/B testing, AI coding agents usage, Data analysis (telemetry, public signals), Cross-functional communication

Preferred skills

Enterprise product-led growth experience, AI agent optimization, Public presence (talks, open source), Automation platform familiarity

Technologies

TypeScript, React, AI coding agents

Responsibilities

Define growth metrics (sign-up, activation, upgrade), Analyze product telemetry and user signals, Build and A/B test fixes for user friction, Work end-to-end on codebase fixes, Use AI agents to accelerate development, Communicate experiment results to leadership

Seniority

Principal, hands-on IC