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Career Sigma Software

Principal Software Engineer (Ruby Expert)

Warsaw, Poland
full-time

TLDR

Lead the technical direction and development of complex, scalable, and high-performance systems using Ruby, while mentoring junior developers and ensuring code quality.

  • Architect and implement scalable, high-performance software solutions using Ruby and Ruby on Rails
  • Lead the design and development of new features and products, ensuring code quality and best practices
  • Collaborate with cross-functional teams to define and implement technical strategies
  • Mentor and guide junior developers, fostering a culture of continuous learning and improvement
  • Conduct code reviews and provide constructive feedback to team members
  • Optimize existing systems for improved performance and scalability
  • Contribute to the evolution of our technology stack and development processes
  • Participate in technical decision-making and help set the direction for our engineering efforts
  • Stay up-to-date with emerging technologies and industry trends, recommending innovations when appropriate
  • Troubleshoot and resolve complex technical issues in production environments
  • Expert-level proficiency in Ruby and strong knowledge of Ruby on Rails framework
  • 8-10+ years of software development experience, with a proven track record of leading complex projects
  • Bachelor's degree in Computer Science, Software Engineering, or related field (or equivalent experience)
  • Strong experience with web development technologies (HTML, CSS, JavaScript)
  • Proficiency in database systems (e.g., PostgreSQL, MySQL) and version control systems (e.g., Git)
  • Deep understanding of software design patterns, principles, and best practices
  • Experience with test-driven development (TDD) and automated testing frameworks
  • Knowledge of scalable and distributed systems architecture
  • Familiarity with cloud computing platforms (e.g., AWS, Azure, GCP)
  • Strong problem-solving skills and ability to architect complex software solutions
  • Excellent communication and leadership abilities, with experience mentoring junior developers
  • Experience working with Agile methodologies
  • Ability to balance technical leadership with hands-on coding
  • Passion for staying current with emerging technologies and industry trends
 Career Sigma Software

Career Sigma Software specializes in custom software development, delivering tailored IT solutions and services to businesses ranging from startups to Fortune 500 companies. With a robust ecosystem of over 2,100 professionals across 40 offices globally, we provide innovative products and collaborative services that drive technological advancement and help clients create superior products.

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