Full stack Software Engineer (Python & React) Tech Lead

Barcelona based (Hybrid)

Contract: Permanent or Freelance

Idioms required: English and Spanish mandatory

Context & Mission

For a global leader in IoT remote monitoring, working with 200+ engineering partners and connecting 65,000+ sensors worldwide, we are looking for Fullstack Software Engineer that will design, build, and deploy scalable cloud-based solutions powering cutting-edge IoT products, ensuring performance, reliability, and security.

What You’ll Do

- Build and scale cloud platforms & core applications

- Develop robust back-end (Python / FastAPI) and front-end (React) solutions

- Collaborate with engineers, designers & product teams on end-to-end systems

- Deploy and manage solutions in cloud environments ☁️

- Write clean, reusable, and high-quality code

- Ensure testing, documentation & performance best practices

- Mentor junior developers & contribute to code reviews

Required skills

- 4+ years in software development (full-stack)

- Strong experience with Python (FastAPI)





- Solid knowledge of React ⚛️

- Experience with Docker & Linux environments

- Knowledge of Git & version control

- Passion for IoT, problem-solving & technical challenges

Nice to have

- Experience with C/C++, Java, or TypeScript

- Familiarity with Kubernetes (nice to have)

- Background in distributed systems or advanced frameworks

- Networking basics & cloud deployment experience

Who You Are

- Hands-on, proactive & solution-oriented

- Strong communicator with great team spirit

- Adaptable, fast learner & curious mindset

- Organized with strong ownership

What’s in It for You

- Competitive salary & benefits

- Versátil hybrid work model

- International team (20+ nationalities!)

- Career growth & learning opportunities

- Collaborative and fun work environment

- Work on impactful IoT solutions shaping the future

✨ Ready to make an impact in the world of connected technologies? Apply now or reach out to learn more!

📌 Python & FastAPI dev | Lead (España)
🏢 Importante empresa del sector
📍 España