Senior Software Developer – Full Stack JavaScript

About the role

Descartes is expanding its R&D team in Šenčur, Slovenia, and is looking for an experienced Senior Software Developer to join the Finale team. You will work on a SaaS platform that supports ecommerce sellers, delivering high‑quality code in a fast‑moving, test‑driven environment.

Key responsibilities

• Design, implement, and ship new features for the SaaS platform.
• Debug and resolve technical issues across the full stack.
• Collaborate with engineers across North America, South America, and Western Europe.
• Participate in code reviews and promote a strong testing culture.
• Contribute to architectural decisions and overall technical direction.
• Communicate clearly with colleagues and customers.

Required profile

• 5+ years of professional software development experience.
• Strong understanding of software fundamentals and best practices.
• Experience shipping code to production in a SaaS environment.
• Ability to work independently and collaborate across time zones.

Required skills

• JavaScript (Node.js, React)
• MySQL
• AWS
• C++ (used in performance‑critical components)
• Test‑driven development and continuous deployment practices