Senior Full Stack Engineer

<p>As a <strong>Senior Full-Stack Engineer</strong>, you’ll be a key player in a cross-functional Squad, owning end-to-end delivery of product features with a focus on AI. You'll contribute across the stack while helping drive product decisions, mentoring teammates, and influencing architecture and engineering standards.</p><p><strong>Key Responsibilities:</strong></p><ul> <li>Own the design and implementation of robust, scalable full-stack features using Ruby on Rails and modern web technologies.</li> <li>Act as a product partner—collaborate with Product, Design, and stakeholders to shape features from problem to production.</li> <li>Drive technical decisions within the team and contribute to system architecture and long-term planning.</li> <li>Own large code areas and drive technical roadmaps, ensuring quality, performance, and maintainability.</li> <li>Identify and resolve performance bottlenecks, architectural risks, and complex bugs.</li> <li>Review code with an eye toward maintainability and long-term impact; promote engineering best practices.</li> <li>Mentor and guide engineers through technical challenges, design discussions, and code reviews.</li> <li>Improve development workflows, testing strategies, CI/CD pipelines, and observability.</li> <li>Proactively surface technical debt and propose solutions.</li> </ul><p><strong>Requirements</strong></p><ul> <li>5+ years of hands-on development experience with a focus on Ruby on Rails.</li> <li>Deep expertise in backend development, performance optimization, and scalable service design.</li> <li>Strong front-end development skills in JavaScript (ES6+), HTML5, CSS3, Bootstrap.</li> <li>Experience with MySQL, Redis, Memcached, and modern caching strategies.</li> <li>Strong with Background processing (DelayedJob, Sidekiq)</li> <li>Experience with ActionCable (Anycable) and SSE.</li> <li>Experience with AWS services, S3 in particular.</li> <li>Strong grasp of Git, GitHub workflows, and GitHub Actions for CI/CD.</li> <li>Proven experience writing reliable tests using RSpec, Capybara, and Jest.</li> <li>Experience using and enforcing static and security analysis tools (Rubocop, Brakeman).</li> <li>Familiarity with Haml, ViewComponent, and optionally StimulusJS.</li> <li>Monitoring tools like Airbrake, NewRelic, Sentry.</li> <li>Bonus: Exposure to AI/ML features or tools.</li> </ul><p><strong>Benefits</strong></p><ul> <li> <strong>Compensation</strong> - Competitive salary and opportunities for career development (B2B)</li> <li> <strong>Healthcare</strong> - Comprehensive medical coverage by LuxMed</li> <li> <strong>Vacation </strong>- We support work/life balance and offer generous Annual leave and Public Holidays</li> <li> <strong>Wellbeing Resources</strong> - Faria encourages team members to lead healthy lifestyles and provides recurring monthly Health and Wellness benefits</li> <li> <strong>Learning</strong> - We encourage continued education, and we provide an online learning platform, unlimited book purchases, and diverse internal and external training programs.</li> <li> <strong>Team</strong> - Friendly atmosphere, group activities, and corporate events</li> <li> <strong>Equipment</strong> - MacBook Pro or another laptop of your specification, peripherals, and displays included</li> <li> <strong>Office</strong> - Small but cozy office in Krakow for your convenience <strong>or remote work in Poland</strong> </li> </ul><p></p><p><strong>ABOUT FARIA EDUCATION GROUP</strong></p><p><em>For over 15 years, Faria Education Group has deeply understood the needs of schools, leveraging extensive experience in education. Our dedication to reaching every learner and inspiring every educator has supported over 10,000 schools and 4 million students across 155 countries. We are committed to driving transformative experiences for learners, educators, and families globally.</em></p><p><em>Our integrated SaaS solutions suite supports all aspects of curriculum management (Atlas), teaching and learning (ManageBac), admissions (OpenApply), and school-to-home communications (SchoolsBuddy). With an unwavering commitment to innovation, our technology meets rigorous data protection and security standards, ensuring first-class training and support.</em></p><p><em>Through our innovative online schools (Pamoja and Wolsey Hall), we provide comprehensive educational experiences with IB Diploma and Cambridge online courses, delivering high-quality education to schools and homes worldwide.</em></p><p><em>Join us in our commitment to transforming education and empowering communities worldwide.</em></p><p><a href="https://www.faria.org/careers" rel="nofollow noreferrer noopener">https://www.faria.org/careers</a></p>