Senior Software Engineer

Overview

Our client is an international technology company that develops a large-scale platform for supply chain transparency and product provenance. Their solution leverages advanced technologies such as distributed ledger systems, artificial intelligence, and 3D data matching to provide secure, verifiable information on goods as they move from production to end customer. By partnering with producers, manufacturers, distributors, and retailers, the company ensures trust, authenticity, and ethical standards across complex global supply chains.

Their platform is already used to track millions of products worldwide, representing significant value, and is recognized as one of the most advanced implementations of blockchain technology in real-world industry.

180 zł - 200 zł an hour

• 5+ years of experience as a software engineer.
• Proficiency in Python
  .
• Familiarity with Python web frameworks, ideally FastAPI and SQL Alchemy
  , although experience with other frameworks is sufficient.
• Demonstrated expertise in building APIs.
• Proven ability in unit and integration testing
  .
• Excellent verbal and written communication abilities.
• Good grasp of PostgreSQL or other relational databases.
• Familiarity with best-practice engineering principles
  , including version control systems, code reviews, CI/CD pipelines, etc.
• Preferred NOT Mandatory
• Rust experience.
• Experience working on event driven architectures
  .
• Strong understanding of types and type systems, with skills in mypy, Rust
  , or other typed languages.
• Familiarity with Linux and Docker
  .
• Awareness of Kubernetes.

• Passionate about engineering excellence and committed to maintaining high standards.
• A creative and logical problem solver, always finding innovative solutions.
• A proponent of the "
  Keep it simple, stupid
  " principle.
• Open to feedback, willing to learn, and able to leave your ego at the door.

• Permanent cooperation on ambitious international project
• Remote working model - 1 time per 2 months in our Warsaw's office.
• Benefits such as medical care and sports card,
• Co-financing trainings, certification exams and post-graduate studies,
• Individual approach and development opportunities (career path planning, ability to change the project and position, possibility to get involved in outside-project activities with additional remuneration),
• Excellent working atmosphere, integration events.