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Tezos is the product of many organizations and individuals across the globe working together on an open-source project.

Senior Backend Engineer (Python)

Madfish

Madfish

Software Engineering
Ukraine · Europe
Posted on Nov 28, 2025

A fast-growing tech product company is expanding its backend team and looking for a senior-level Python engineer. This position focuses on building and evolving the core backend infrastructure that powers the product — highly scalable, reliable, and performance-oriented systems.

The ideal candidate is someone who enjoys deep technical challenges, ownership of architecture decisions, and collaboration across different teams including research specialists.

What you will work on

  • Developing backend features end-to-end: architecture, implementation, testing, and deployment
  • Designing and maintaining production-grade backend services and systems
  • Ensuring high performance, reliability, and scalability of distributed services
  • Participating in design discussions, code reviews, and ongoing system improvements
  • Working alongside other engineers to deliver meaningful product innovation


    Requirements

  • 6+ years of professional software engineering experience
  • 4+ years of hands-on Python development in production environments
  • Proven experience with backend or infrastructure-level systems
  • Work background in web-based or SaaS products
  • Strong communication skills and ability to operate effectively in a product-focused team
  • Curiosity, ownership, and a proactive mindset

Nice to have

  • Previous experience in fast-paced startup environments
  • Relevant academic degree in Computer Science or similar
  • Experience owning critical components of a product/platform

    Benefits
  • Define quality standards for AI-driven creative workflows in a fast-growing industry.
  • Join a global team where innovation meets artistry.
  • Grow toward creative direction and leadership roles in visual production.