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Senior Product Engineer

Spain🌐 Remote💼 Full-time🗓 2026-07-22 → 2026-09-26

Core

Build scalable backend services and performant frontend web applications for an AI-driven B2B sales automation platform.

Role type

Senior Product Engineer (Full-Stack)

Builds

High-throughput backend workflows, production-grade APIs, customer-facing dashboards, and campaign builders.

Domain

B2B SaaS / Sales Technology / AI

Deliverable

product features

Required skills

TypeScript, Node.js, React, PostgreSQL, API design, async workflows, observability, performance optimization

Preferred skills

Temporal, distributed systems, microservices, Redis, Elasticsearch, Kafka, CI/CD, UI performance optimization

Responsibilities

Build and maintain scalable backend services; develop responsive web applications using React + TypeScript; design and implement production-grade APIs; optimize performance and debug complex issues; collaborate with Product and Design teams to ship end-to-end functionality.

Seniority

Senior, hands-on IC

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