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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Staff Fullstack Developer (Typescript + Node.Js) - Chazo - **Company:** Shakers - **Location:** O Chazo, Spain (Remote available) - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Artificial Intelligence, BigQuery, Cursor (Graphical User Interface Elements), Distributed Computing Environment, 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-chazo-en-espana-ID-367521460 ## About the Role ?Must-have 5+ years shipping production-scale software Strong proficiency inTypeScript and Node.js. Systems thinker: sees patterns across the stack, designs solutions that scale beyond a single use case. AI-native engineer- actively builds with AI tools (Claude Code, Cursor, Codex or similar) and can articulate how and why. 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). ?Nice to have Experience in fintech, credit risk modeling, or high-volume payment processing. Background as a startup founder or early-stage engineer. Familiarity with Kubernetes, BigQuery, or Google Cloud Platform. ## 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.Every engineer has a specialization but works across the stack.Engineers pick up projects end-to-end and rotate between initiatives rather than staying in silos.We are actively looking for this hire to be anAI Builder- someone who has genuinely adopted AI in their daily engineering workflow and can become an internal reference across the team.?What you'll doDesign, develop, and maintain end-to-end systems (frontend and backend) - supporting customer-facing workflows and internal backoffice operations.Evolve the architecture for scalability, reliability, and security, making pragmatic tradeoffs between speed and long-term maintainability.Design and maintain the platform's core financial systems: payment orchestration, ledger infrastructure, underwriting engines, reconciliation pipelines, and real-time deal tracking.Business-critical with strong guarantees on correctness, traceability, and auditability.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.?Must-have5+ years shipping production-scale softwareStrong proficiency inTypeScript and Node.js.Systems thinker: sees patterns across the stack, designs solutions that scale beyond a single use case.AI-native engineer- actively builds with AI tools (Claude Code, Cursor, Codex or similar) and can articulate how and why.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).?Nice to haveExperience in fintech, credit risk modeling, or high-volume payment processing.Background as a startup founder or early-stage engineer.Familiarity with Kubernetes, BigQuery, or Google Cloud Platform.?ConditionsEngagement: 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.High standards, low ego culture.Impact at scale - your work empowers thousands of founders.At Shakers we handle project management, invoicing, and support throughout the engagement.You focus on building robust financial systems with AI-native ways of working. ## Related Videos - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Data Science in Retail](https://www.wearedevelopers.com/videos/586-data-science-in-retail) - [Stop using Node.js like in 2020! What changed and what you can do today with Node.js](https://www.wearedevelopers.com/videos/100011-stop-using-node-js-like-in-2020-what-changed-and-what-you-can-do-today-with-node-js) - [Inside Bitpanda's Tech Stack: Scaling a European Fintech Leader - Markus Dorner](https://www.wearedevelopers.com/videos/1979-inside-bitpanda-s-tech-stack-scaling-a-european-fintech-leader-markus-dorner) - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) - [Making Data Warehouses fast. A developer's story.](https://www.wearedevelopers.com/videos/302-making-data-warehouses-fast-a-developer-s-story) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Navigating the AI Shift](https://www.wearedevelopers.com/magazine/629-navigating-the-ai-shift) - [Dev Digest 131 - AI'm not sure about OSS](https://www.wearedevelopers.com/magazine/472-dev-digest-131-ai-m-not-sure-about-oss)