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# Staff Fullstack Developer (Typescript + Node.Js)

- **Company:** Shakers
- **Location:** Valladolid, Spain (Remote available)
- **Contract:** Permanent contract
- **Skills:** Application Programming Interfaces (APIs), Artificial Intelligence, BigQuery, Node.Js, TypeScript, Google Cloud, Data Ingestion, Backend, Kubernetes, Front End Software Development
- **Published:** August 16, 2026
- **Apply:** https://www.buscojobs.com.es/staff-fullstack-developer-typescript-node-js-en-valladolid-ID-367560997

## About the Role

? 5+ years shipping production-scale software
~ Strong proficiency in TypeScript and Node.js .
~ Pragmatic and business-impact oriented, balancing quality, speed, and simplicity.
~ Comfortable in a remote-first, distributed environment with full ownership.
~ Fluent English (working language of the team).
Background as a startup founder or early-stage engineer.
Familiarity with Kubernetes, BigQuery, or Google Cloud Platform.
Engagement: freelance via Shakers, 12 months with strong likelihood of extension.

## Description

Senior Developer (TypeScript + Node.js) - Fintech - 100% RemoteAt this company, everyone in tech carries the "Tech Generalist" title on purpose: no one is only frontend, only backend, or only data.Engineers pick up projects end-to-end and rotate between initiatives rather than staying in silos.Design, develop, and maintain end-to-end systems (frontend and backend) - supporting customer-facing workflows and internal backoffice operations.Design and maintain the platform's core financial systems: payment orchestration, ledger infrastructure, underwriting engines, reconciliation pipelines, and real-time deal tracking.Integrate third-party financial APIs (Taktile, Modern Treasury, Kantox) to automate data ingestion, risk evaluation, and cash movement workflows.Raise the team's bar through thoughtful system design, high-quality code reviews, and mentorship - including acting as an internal reference on AI-assisted engineering.? 5+ years shipping production-scale software~ Strong proficiency in TypeScript and Node.js .~ Pragmatic and business-impact oriented, balancing quality, speed, and simplicity.~ Comfortable in a remote-first, distributed environment with full ownership.~ Fluent English (working language of the team).Background as a startup founder or early-stage engineer.Familiarity with Kubernetes, BigQuery, or Google Cloud Platform.Engagement: freelance via Shakers, 12 months with strong likelihood of extension.Location: 100% remote.Remote-first autonomy, trust in the team to manage time and impact.At Shakers we handle project management, invoicing, and support throughout the engagement.


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