Senior Full-Stack Engineer — FinTech Platform (Hybrid Madrid)

Shakers; O Chazo; Híbrido; EUR 90.000 - 120.000; Jornada completa

Descripción de la vacante

Shakers is seeking a Senior Full Stack Software Developer for a FinTech platform, offering hands-on ownership over core systems and APIs.

The role spans frontend (React/Angular) and backend (Java/Python/Node.js/Go) with a focus on high-volume transactional workflows, security and performance. You'll partner with product, data and business teams and mentor juniors, using AI-assisted tooling to move fast while maintaing quality.

Formación

• 5+ years of professional software development experience.
• Strong hands-on experience across front-end and back-end.
• Experience with high-volume or transactional systems.
• Fluent English.
• Availability for a hybrid model in Madrid (Retiro), 2 days/week onsite.

Responsabilidades

• Design and build core modules of a financial services platform.
• Develop customer-facing portal experiences on the front end.
• Build and scale backend services and REST APIs.
• Contribute to architecture decisions and technical direction.
• Uphold security, performance and reliability standards across the stack.
• Partner with product, data and business teams on delivery.
• Review code and support the growth of junior developers.
• Use AI-assisted tools to accelerate development without compromising quality.

Conocimientos

React

Angular

Java

Python

Node.js

Go

REST APIs

High-volume systems

English

Problem solving

Herramientas

Docker

Kubernetes

DevOps

Descripción del empleo

Shakers is seeking a Senior Full Stack Software Developer for a FinTech platform, offering hands-on ownership over core systems and APIs.

The role spans frontend (React/Angular) and backend (Java/Python/Node.js/Go) with a focus on high-volume transactional workflows, security and performance. You'll partner with product, data and business teams and mentor juniors, using AI-assisted tooling to move fast while maintaing quality.