BetterUp is seeking a Senior Full Stack Engineer who is passionate about their craft and eager to make a positive impact. The ideal candidate thrives in a fast-paced startup environment, brings a leadership mindset, and can drive projects forward. Key responsibilities include designing and implementing scalable systems, partnering with product teams, mentoring junior engineers, collaborating cross-functionally, applying customer empathy in technical decisions, balancing project leadership with hands-on coding, leading complex initiatives, crafting high-quality code, and empowering others through system and process improvements. The role requires 5+ years of experience in software engineering, proficiency in Ruby on Rails, JavaScript frameworks, and cloud platforms like AWS. The company offers a unique work experience with personal coaching, development plans, and a focus on work-life balance. BetterUp provides a competitive compensation plan, comprehensive benefits, and a culture that prioritizes employee growth and well-being.