Top Principal Software Engineer Jobs in Boston, MA

The Principal Software Engineer will design and maintain software systems, lead AI integration, drive technical initiatives, and foster engineering talent across the business.

Design, build, deploy and maintain scalable systems. Lead projects, optimize performance, communicate technical direction, and enhance engineering productivity using AI tools.

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

As a Principal Software Engineer, you will lead complex projects, mentor junior engineers, and design scalable APIs while focusing on customer needs and team collaboration.

The Principal Software Engineer role involves developing software solutions, collaborating with teams, and innovating to enhance customer experiences. You will solve complex problems, translate requirements into designs, and utilize Agile methodologies.

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.

This role requires leading a software development team to build high-performance web applications, driving architectural decisions, and mentoring engineers. The position emphasizes collaboration with Product Management and presents solutions for enhancing the tech stack.

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.

Lead the architectural design and development of a new consumer credit product, focusing on backend systems, distributed services, and integrating AI tools. Mentor team members and influence product direction through engineering insights.

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

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 Principal Software Engineer will lead architectural strategy and product development, mentor engineers, and collaborate across teams in an interdisciplinary setting.

Lead the design and evolution of Mastercard's enterprise data architecture, focusing on modernization, governance, and cross-functional leadership in data solutions.

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.

Design and build scalable backend platforms for regulated scientific workflows, ensuring compliance and reproducibility while enhancing performance and usability across cloud environments.

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.

The Principal Software Engineer at Snyk will lead technical initiatives, mentor engineers, engage with stakeholders, and influence product strategy, focusing on software security and scalability.

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.

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.

Lead design and development of software and data solutions for Clinical Pharmacology, focusing on AI/ML integration and cloud computing to accelerate drug development.

Lead the architecture and design of a cloud-native SaaS product, mentor junior engineers, and ensure robust, scalable solutions in supply chain applications.

Lead the development of a Systematic Investment platform, collaborating with analysts and engineering scalable financial tools. Requires strong programming and financial domain knowledge.

The role involves architecting and implementing AI solutions, ensuring integration with hardware accelerators, mentoring engineers, and collaborating with various teams in product development.