Principal Software Engineer

Principal Software Engineer About Typeface We help the world’s biggest brands move from brief to fully personalized campaigns — in days, not months. Founded by Abhay Parasnis and backed by Microsoft, GV, Salesforce, Lightspeed, Madrona and Menlo, we’re building category-defining technology at the intersection of creativity and AI with real impact. Join us to help shape the future of enterprise marketing. What You’ll Do Solve complex architectural challenges to harness the power of LLMs and multimodal AI for scalable, enterprise-grade content generation. Lead cross-functional technical initiatives spanning multiple teams and product areas. Partner with enterprise customers to deeply understand their challenges and translate them into robust, high-impact solutions. Mentor and guide engineers across the organization, raising the bar for technical excellence. Advocate for best-in-class engineering practices, ensuring security, scalability, and maintainability across the platform. How You'll Make an Impact Architectural Leadership: Define and evolve the architecture for AI-driven, multimodal content personalization. Evaluate and integrate cutting-edge AI technologies, optimizing for cost, latency, and output quality. Cross-Company Impact: Spearhead engineering initiatives that address critical business priorities. Translate complex enterprise customer requirements into practical, scalable solutions. Mentorship & Advocacy: Coach engineers in AI/ML systems, distributed architectures, and multimodal generation pipelines. Champion engineering best practices — from code quality to CI/CD, observability, and security. Execution Excellence: Contribute hands-on to code and design when needed. Ensure solutions meet enterprise-grade standards for security, reliability, and compliance. What You Bring 10+ years in software engineering, with at least 3+ years in a principal/staff‑level IC role. Proven experience architecting distributed systems, AI/ML platforms, or large‑scale SaaS applications. Strong background in cloud‑native architecture (AWS, GCP, Azure), containerization (Docker, Kubernetes), and modern API design. Track record of influencing technical direction across multiple teams. Excellent communication skills for both technical and non-technical stakeholders. Expertise in LLMs (prompt engineering, fine-tuning, inference) and multimodal AI (text, image, video, audio) In your first 3 months, you will: Shape the architecture for the next generation of AI-driven, multimodal content solutions. Drive engineering excellence and raise the company-wide technical bar. Deliver solutions that directly address critical enterprise customer needs. Mentor engineers into senior technical leadership roles. Location This is a hybrid role based in either our Palo Alto office. We collaborate in‑office 3 days a week. Base Salary The range for this role is $247,500-$267,000. Actual compensation may vary based on level, experience, and skillset as assessed in the interview process. Benefits Competitive compensation — including salary, equity, and 401(k) Full medical, dental, and vision insurance for you and your family HSA and FSA options to support your financial wellness Flexible time off — including parental leave Well‑being programs — resources to support your mental and physical health Daily lunch & snacks Mentorship & impact — work closely with top AI leaders on products that ship Equality Opportunity Statement We welcome and encourage applicants from all backgrounds. Employment decisions are made without regard to race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, disability, medical condition, veteran status, or any other legally protected status. We comply with applicable laws in every jurisdiction where we operate. Why You’ll Love Working Here Build something big — Be part of a fast-growing startup defining a new category: marketing orchestration powered by Agentic AI. Your work will matter — Trusted by Fortune 100 companies, our platform delivers 10x content velocity and 90% faster campaigns. A+ team — Collaborate with veterans from Adobe, Microsoft, Google, and top AI companies. Backed by the best — GV, Salesforce Ventures, Microsoft, Lightspeed, Madrona and Menlo ($165M raised). Recognized for innovation — TIME Best Inventions, Fast Company Next Big Thing in Tech, Gartner Cool Vendor, Adweek AI Company of the Year, LinkedIn Top Startup, Webby Award (AI Work & Productivity). Palo Alto, CA #J-18808-Ljbffr