SpotOn

Senior Software Engineer I (Full Stack, Payments)

SpotOn
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2 months ago
Kraków, Poland or Gdańsk, PolandSenior

Responsibilities

  • Own features and customer-impacting issues through resolution across the technology stack.
  • Design, build, and maintain complex high-traffic production software.
  • Provide technical leadership and make sound engineering decisions.
  • Identify and address technical debt before it becomes a delivery obstacle.
  • Work flexibly across backend, frontend, and infrastructure tasks as needed.
  • Use AI tools to improve development speed, debugging, and code quality.
  • Mentor teammates through code reviews and knowledge sharing.

Requirements

  • At least 5–7 years of experience building software for high-traffic production environments.
  • High proficiency in Go and ideally PHP.
  • Strong understanding of data structures, algorithms, and design patterns.
  • Experience using AI tools in software development and debugging.
  • Strong English communication skills at minimum B2 level.
  • Willingness to work in person from the Kraków or Gdańsk office 2–3 times per week.

Benefits

  • 19 500–24 400 PLN net on B2B.
  • 3,500 PLN gross annual training budget and access to O’Reilly e-learning.
  • Fully paid private healthcare through LuxMed.
  • Worksmile platform with a monthly top-up.
  • Subsidized meals and office snacks and beverages.
  • Group English classes with a native speaker.
  • New MacBook Pro, 4K monitors, and other required tools.
  • Flexible working hours and modern central offices.
  • Company library, social activities, PlayStation games room, and employee referral program.
  • Relocation package within Poland.
  • Hybrid work requiring office attendance in Kraków or Gdańsk 2–3 times weekly.
SpotOn

About SpotOn

1,001-5,000 employees
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