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Senior Full-Stack Developer (Freelance)

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Signify Technology

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Location:
Europe, United States

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

Not provided
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Job Description:

The company: A well-established European fintech business operating across multiple countries, focused on payment solutions for e-commerce and retail. With a team of 700+ across several European offices, they are building a unified commerce platform used by businesses across the continent.

Job Responsibility:

  • Architect, develop, and maintain end-to-end fullstack solutions using TypeScript, Node.js, and Vue.js
  • Build and scale microservices with a focus on performance and reliability
  • Implement Infrastructure as Code (IaC) using Terraform or Pulumi
  • Manage cloud infrastructure on GCP, leveraging Kubernetes for container orchestration
  • Build and maintain CI/CD pipelines (CircleCI, GitHub Actions, ArgoCD)
  • Monitor and troubleshoot system performance using observability tooling (e.g. Datadog)
  • Deliver responsive, mobile-first, cross-browser UIs to a high standard
  • Collaborate closely with product, design, and engineering teams
  • Mentor junior team members and support knowledge sharing across the team

Requirements:

  • 6+ years of fullstack development experience with strong TypeScript and Node.js skills
  • 2+ years of experience with Vue.js (or comparable frameworks such as React or Angular)
  • Solid understanding of microservices architecture and relational/NoSQL databases (e.g. PostgreSQL)
  • Hands-on experience with GCP, Kubernetes, and containerised deployments
  • Proficiency with CI/CD tooling and testing frameworks (Jest, Cypress)
  • Experience with component libraries, design systems, and frontend architecture best practices
  • Strong communicator with a collaborative, mentoring mindset
  • Fintech or payments industry experience is a plus

Additional Information:

Job Posted:
May 11, 2026

Work Type:
Remote work
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