CareerPlan

Product Engineer

Berlin, GermanyFull-time2026-10-29 → 2026-11-10

Core

Build back-end and front-end systems for Fin's AI customer agent platform, solving real customer problems through distributed systems and SaaS technologies.

Role type

Senior IC product engineer (full-stack)

Builds

Fin's AI customer agent platform (messenger composer, rule matching, deliverability, security, app availability, machine learning)

Domain

AI / Customer Experience / SaaS

Deliverable

production ML models

Required skills

Ruby, distributed systems, AWS, SaaS product development, cross-functional collaboration, technical architecture planning

Preferred skills

Python, Javascript, mentoring, interviewing

Technologies

Ruby, AWS, AI-powered developer tools

Responsibilities

Develop technical plans and contribute to technical architecture; Write Ruby code integrating AWS and platform technologies; Ship changes to production; Build using industry best tools; Mentor engineers and interview candidates

Seniority

Senior, hands-on IC