This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Product Engineer (Full Stack) based in Spain.
As a Product Engineer (Full Stack), you’ll play a central role in building a customer-facing B2B SaaS product at the intersection of generative AI and cybersecurity.
You’ll own features end to end, from polished React interfaces to APIs and database interactions.
Working as an early member of the engineering team, you’ll have significant autonomy and direct influence on technical and product decisions.
You’ll use a modern stack to create intuitive experiences for security professionals handling complex workflows.
The role combines hands-on engineering, performance optimization, architectural contribution, and rapid product iteration.
You’ll work closely with product, design, and engineering peers in an environment that values ownership, speed, and high-quality execution.
It’s an opportunity to help shape an AI-native product from the ground up while growing with an ambitious technical team.
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Accountabilities
Own end-to-end product feature development, covering front-end UI, API implementation, and database layers from concept through production.
Build responsive, intuitive, and high-quality user experiences using React, TypeScript, TailwindCSS, and the TanStack ecosystem.
Design, develop, and maintain performant REST APIs using Python/FastAPI, with a focus on scalability, maintainability, and clean architecture.
Identify opportunities, make pragmatic technical decisions, and execute independently in a fast-moving startup environment.
Optimize application performance across the stack, including database queries, API responsiveness, and front-end rendering.
Contribute to technical architecture, engineering standards, and long-term decisions as the product and team scale.
Balance rapid delivery with strong engineering practices, code quality, reliability, and customer experience.
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📌 Product Engineer (España)
🏢 Jobgether
📍 España