Description The Principal Engineer is a senior technical leader who plays a critical role in designing, building, and evolving core software platform. This individual will work across backend services, crossu2011platform client applications, and cloudu2011based systems to deliver scalable, highu2011performance solutions that power the company's products. This role requires deep expertise in system architecture, advanced software engineering, and performance optimization. The engineer will lead the development of complex platform components such as data processing engines, parsers, synchronization systems, and distributed services, ensuring reliability, efficiency, and longu2011term maintainability across diverse environments including Windows, macOS, Linux, mobile platforms, and the cloud. Beyond handsu2011on development, the Principal Engineer serves as a trusted technical authorityu2014guiding architectural decisions, mentoring developers, and partnering closely with product and engineering leaders to translate business needs into robust technical solutions. This position balances new platform innovation with continuous improvement of existing systems, directly shaping the technical foundation of the company's technology ecosystem. What Youu2019ll Do + Lead the design and development of scalable, highu2011performance platform services and applications. + Architect and implement complex systems including data processing pipelines, parsers, synchronization engines, and APIs. + Develop crossu2011platform solutions supporting Windows, macOS, Linux, iOS, Android, and cloud environments. + Provide technical leadership through architecture guidance, code reviews, and developer mentorship. + Collaborate with product and engineering teams to translate business needs into technical solutions. + Optimize system performance, scalability, and reliability for largeu2011scale and highu2011throughput systems. + Support and enhance existing platforms while advancing longu2011term technical strategy. Requirements What You Bring + Bacheloru2019s degree in Computer Science or equivalent experience. + 8+ years of professional software development experience. + Strong expertise in C#, .NET, and complex system architectures. + Experience with crossu2011platform development frameworks (e.g., .NET MAUI). + Strong knowledge of algorithms, data structures, and performance optimization. + Experience with APIs, distributed systems, SQL databases, and cloud platforms. + Familiarity with CI/CD, automated testing, and Agile development practices. + Proven ability to mentor engineers and lead technical decisionu2011making. Technology Doesn't Change the World, People Do.u00ae Robert Half is the worldu2019s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles. Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app ( and get 1-tap apply, notifications of AI-matched jobs, and much more. All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information. u00a9 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking u201cApply Now,u201d youu2019re agreeing to Robert Halfu2019s Terms of Use ( and Privacy Notice (.
Job Title
Principal Product Engineer