Top Principal Software Engineer Jobs in Denver & Boulder, CO

As Principal Software Engineer at Gusto, you'll architect scalable payroll systems, lead cross-functional projects, mentor engineers, and drive product strategy.

Lead the development of an AI framework for endpoint security, collaborate with teams, optimize solutions, and ensure model efficiency across various platforms.

Looking for a Principal Software Engineer to lead AI-first products, evolve engineering practices, and mentor developers with a focus on Elixir and Python.

The Principal Software Engineer, Core Pricing will lead technical excellence, drive system design for loan pricing, and guide collaboration with ML scientists to optimize financial models.

The Principal Software Engineer leads a cross-functional pod, setting technical direction, mentoring engineers, and delivering high-impact features while focusing on architecture and system performance.

The Principal Software Engineer will lead the vision and execution for Developer Productivity, enhancing workflows and integrating AI tools to streamline software delivery across Dropbox's multi-product stack.

The Principal Software Engineer will lead technical initiatives, define architecture, prototype ideas, and foster an innovative engineering culture, working cross-functionally to turn visions into execution.

As a Principal Software Engineer, you will lead the development and architecture of Upstart's Core GenAI Platform, ensuring technical excellence and cross-team collaboration while mentoring junior engineers and influencing business strategy.

The Principal Software Engineer will lead initiatives driving revenue growth, oversee engineering solutions and teams, mentor engineers, and participate in code reviews.

The Principal Software Engineer role involves leading software development, mentoring teams, and collaborating with cross-functional groups to enhance customer experience.

As a Principal Software Engineer - Storage at Wasabi, you'll design and improve storage software, addressing high reliability, security, and scalability in cloud storage services.

As a Principal Software Engineer, you'll design scalable cloud storage architectures, optimize performance, and collaborate with teams to enhance storage solutions for AI workloads.

The Principal Software Engineer will lead cross-team initiatives, define system architecture, mentor engineers, and engage in critical implementations to enhance reliability and team effectiveness.

The Principal Software Engineer designs and develops AR pilot training systems, leading a small team and tackling complex software engineering challenges.

As a Principal Full Stack Software Engineer, you will design and develop core modules for an analytics cloud platform, ensuring quality and efficiency throughout the lifecycle.

The Principal Software Engineer will lead teams to enhance Gusto’s Payroll and Tax systems through design, implementation, and mentorship, ensuring quality and compliance across complex software solutions.

Looking for a Principal Software Engineer - Tech Lead to enhance web applications and tech stack, focusing on full stack SaaS solutions and fostering technical excellence in an Agile environment.

As a Principal Software Engineer, you'll architect scalable backend systems for mobile applications, mentor teams, and influence tech strategy to support mobile-first growth.

Design, develop, and test software applications for space systems, providing technical leadership, mentoring engineers, and ensuring code quality and system scalability. Collaborate on innovative software solutions and manage code using version control systems.

As a Principal Software Engineer, you'll lead architectural strategies, mentor engineers, prototype services, and ensure alignment with business goals in a remote environment.

The Principal Software Engineer will define technical roadmaps, guide system architecture, mentor leaders, and drive product direction in Capital Supply operations.

The Staff/Principal Software Engineer will lead the development of full-text search capabilities, focusing on search infrastructure, collaboration, and innovative solutions in AI applications at Pinecone.

The Principal Software Engineer will provide technical and architectural leadership in data engineering, focusing on strategy, innovation, and ensuring successful production deliveries while fostering teamwork and mentoring.

Lead design and operation of AI/ML platform, mentor engineers, ensure operational excellence, and collaborate on scalable technical roadmaps.

As a Principal Software Engineer, you will architect and implement data solutions, develop scalable applications, and ensure high-performance code delivery.