💼 Full-Time Position

Senior Fullstack Engineer - Madrid/Barcelona(remote) – International client

🏢
Twtspain
📍 tres cantos, comunidad de madrid, Spain
📍
Location
tres cantos, Spain
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Posted
June 07, 2026
⏰
Type
Full-Time
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Full-Time Opportunity: This is a permanent, full-time position with a competitive package and real career growth potential.

Job Description

Senior Fullstack Engineer in Madrid/Barcelona (remote) for an International client

Job role: Senior Fullstack Software Engineer

Job description: A Senior Fullstack Software Engineer with high experience in DevOps, Kubernetes & Python.

Location: Madrid/Barcelona (Remote)

Languages required: English (C1) MANDATORY

Minimum experience: 5 to 7 years

Rate: 260-285€/day

Responsibilities

  • We are seeking a Senior Fullstack Software Engineer with strong expertise in Python and solid experience in JavaScript (preferably ReactJS). The ideal candidate will take a lead role in backend architecture and development with a strong emphasis on performance, reliability, and scalability, supporting thousands of concurrent users and high-frequency external integrations.
  • The role includes contributing to frontend development with modern technologies, making ke...