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Senior / Principal Go Developer (Cybersecurity Platform)

Sigma Software · Remote, Masovian Voivodeship, Poland

CybersecurityRemoteExternal listingfull-timeabout 18 hours ago

About The Role

  • Independently own and navigate a large backend ecosystem consisting of multiple services with minimal ramp-up support
  • Develop and maintain backend services using Golang
  • Write clean, scalable, and maintainable code while actively participating in code reviews and technical discussions
  • Analyze legacy and unreviewed code to identify technical debt, systemic issues, and architectural risks
  • Proactively identify inefficiencies, gaps, and areas for improvement, proposing and implementing solutions
  • Collaborate with engineering and product teams to define technical objectives and execute roadmap initiatives
  • Advocate for architectural improvements and negotiate technical decisions with peer engineering teams
  • Contribute to long-term platform evolution while balancing short-term business priorities
  • Ensure reliability and performance of high-load production systems
  • 5+ years of commercial software development experience
  • Strong proficiency in Golang
  • Strong computer science fundamentals including algorithms, data structures, and system design
  • Experience across the full software development lifecycle, from planning and objective-setting to delivery and support
  • Proven experience working with high-load, high-traffic production systems
  • Solid understanding of scalable and maintainable backend architecture principles
  • Ability to independently work with large and unfamiliar codebases
  • Strong analytical and problem-solving skills
  • Demonstrated proactive mindset with the ability to identify issues before escalation
  • Experience aligning technical solutions with business and customer needs
  • Ability to effectively communicate and negotiate technical direction with engineering stakeholders
  • Upper-Intermediate English level

WILL BE A PLUS

  • Experience with C++, Objective-C, or Rust
  • Previous experience as a primary owner of a large-scale legacy system
  • Experience working within cybersecurity or infrastructure-focused products
  • Background in distributed systems and service-oriented architectures

PERSONAL PROFILE

  • Highly proactive and self-driven engineer
  • Strong ownership mentality
  • Confident in making technical decisions and defending architectural approaches
  • Comfortable working in ambiguous and complex environments
  • Strong collaboration and communication skills
  • Focused on long-term quality and engineering excellence

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