Principal Software Engineer Jobs in Fullerton, CA

Design and optimize automated testing solutions within a dynamic platform team. Collaborate across departments to implement scalable, secure backend services, ensuring high-quality software delivery i...

Transform the financial futures of young people by developing impactful web applications. You'll create seamless user experiences, collaborate with a dynamic team, and contribute to strategic tech dec...

Shape the future of software development by leading a talented team, driving innovative projects, and collaborating across functions to build robust applications that enhance business capabilities and...

Lead the charge in designing and delivering scalable enterprise software solutions. Collaborate with teams, enforce architectural standards, and mentor engineers to ensure high-quality, secure, and re...

Accelerate your career by designing scalable back-end solutions that empower a digital collectibles platform. Collaborate with cross-functional teams to enhance system performance and ensure asset int...

Join a dynamic team to drive the design, build, and integration of UAV electrical systems. You'll lead harness development while collaborating with cross-functional teams to ensure reliable, productio...

Collaborate to design and develop engaging web applications, utilizing React for front-end and C#/.NET for APIs. Join a dynamic team to enhance user experiences while leveraging cloud technologies lik...

Take ownership of building and managing social networks for chronic health conditions. Collaborate with cross-functional teams in an agile environment, leveraging technologies like Ruby on Rails and A...

Build a high-performing platform team that drives shared services across engineering. Lead initiatives in AI, reliability, and developer experience while collaborating with cross-functional teams to s...

Champion the design and delivery of mission-critical AI systems, guiding technical strategy and innovation while ensuring compliance and scalability across federal programs and guiding cross-program t...

Join a team that's driving innovation in CI/CD and AI development tooling, empowering engineering teams to enhance productivity through shared infrastructure and autonomous pipelines. Own features and...

Drive innovation by designing and delivering end-to-end software solutions, enhancing system performance and reliability while mentoring engineers and leading architectural developments for scalable a...

Innovate cutting-edge software solutions for processing and visualizing geospatial data. Lead a dynamic team in developing high-impact applications that enhance national security using advanced Synthe...

Collaborate with cross-functional teams to implement and deploy cloud solutions, applying XP engineering practices and mentoring others to foster growth. Engage closely with clients to adapt solutions...

Engage with our innovative team as a Staff Software Engineer, driving design and architecture for scalable backend services while mentoring engineers and influencing technical decisions across teams f...

Join a dynamic team to design and enhance the Nexus interfaces for Temporal SDKs, facilitating seamless interactions for developers. Collaborate on open-source features that ensure robust and reliable...

Champion new customer experiences by enhancing the onboarding process and driving value for users through technology. Collaborate across departments to lead initiatives that optimize discovery and eng...

Drive technical excellence by designing and developing full-stack solutions. Collaborate cross-functionally to build MVPs that address customer needs and align with business goals, while navigating fa...

Accelerate progress at scaling core Libraries products by building high-performance web applications, collaborating with cross-functional teams, and driving innovative solutions for secure software co...

Deliver transformative technical leadership as you guide engineering teams, shape platform capabilities, and make data-driven decisions in a mission-driven environment that values collaboration and co...

Reimagine how teams thrive as you lead engineering efforts, set strategic direction, and enhance operational excellence across critical infrastructure. Drive cross-functional collaboration and cultiva...

Join a team that's dedicated to optimizing systems and processes to enhance operational efficiency. You will collaborate across departments to design, implement, and promote innovative solutions that...

Join a team that leads the design and integration of high-performance flight software for agile spacecraft. Drive innovation in real-time systems while collaborating with cross-functional teams to ens...

The Senior Engineer (Applied AI) at Parachute Health will build and maintain production-grade Python applications focused on retrieval-augmented generation and agentic systems. This role involves coll...

Elevate your career by developing innovative, scalable software solutions. Lead cross-functional teams and champion AI-driven practices while driving impactful projects in a collaborative environment...