AI-Driven Software Engineer (Node.js & C++)
Mission
Act as the execution engine of the team, transforming architectural specifications into robust, efficient, and production-ready code. You will work on building and optimizing a hybrid Node.js–C++ system, leveraging AI tools as a key accelerator to maximize development speed without compromising quality.

Responsibilities:

Develop backend components in Node.js and high-performance integrations with C++

Translate technical specifications into functional solutions and accurately

Use AI tools to accelerate development, validation, and code improvement

Apply test-driven approaches to ensure robustness and stability

Manage and optimize build environments (Docker, Make, CMake)

Analyze system performance and identify bottlenecks, especially in Node.js C++ interactions

Refactor legacy code into clean, maintainable, and high-performance solutions

Collaborate closely with architecture roles to continuously improve the system

Requirements
Technical:

Strong experience with Node.js development

Ability to read, understand,



and debug C++ code

Experience working in Linux environments

Familiarity with build tools and containers (Docker, Make, CMake)

AI & Development:

Hands-on experience with AI-assisted development tools (e.g., Cursor , Claude , or similar)

Ability to use AI as a productivity multiplier in software development

Experience with iterative development, testing, and validation workflows

Profile:

Strong English communication skills, as you will be working in an international team

Execution-driven mindset with strong focus on quality and results

Comfortable working in fast-paced environments

Strong interest in performance optimization and continuous improvement

What We Offer:

Hybrid work model (in any of our offices in Alcobendas, Valencia, Barcelona, Sevilla, or Logroño)

Versátil compensation package

Discounts on Arsys products

Discounts on technology brands

Challenging technical environment wi

📌 AI-Driven Software Engineer (Madrid)
🏢 arsys ES
📍 Madrid