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Inflection AI · 6 hours ago

Web Fullstack Architect

Palo Alto, CA

Full-time

Onsite

Lead/Staff

$200K/yr - $300K/yr

10+ years exp

Inflection AI is dedicated to harnessing AI to enhance human well-being and productivity. The Principal Fullstack Architect will own the technical architecture and execution of the end-to-end product experience for Pi, collaborating closely with various teams to ensure high-quality, scalable solutions.

Artificial Intelligence (AI)ChatbotFoundational AIGenerative AIInformation TechnologyMachine Learning

H1B Sponsored

Responsibilities

Own and evolve the end-to-end architecture for Pi’s web product, spanning frontend, backend services, and supporting infrastructure

Write high-quality, production code across the stack, with a strong focus on React, Next.js, TypeScript, and modern backend frameworks

Set and enforce best practices for code quality, system design, testing, performance, and reliability through hands-on leadership and reviews

Collaborate closely with backend and ML engineers to design APIs, data models, and workflows for low-latency, AI-powered experiences

Make pragmatic architectural decisions that balance speed, scalability, cost, and long-term maintainability as the product grows

Mentor and guide engineers across the team, helping them improve technical judgment, system design skills, and ownership

Identify technical risks early and influence product and engineering roadmaps with clear tradeoff analysis

Improve developer experience through better tooling, CI/CD, observability, and operational practices

Qualification

ReactNext.jsTypeScriptPythonNode.jsAPI designCloud infrastructureSystem designMentoringCollaboration

Required

10+ years of professional software development experience, including senior, staff, or principal roles in fast-moving or high-growth environments

Strong hands-on experience building full-stack systems at scale, with deep expertise in modern frontend technologies (React, Next.js, TypeScript)

Solid backend experience in Python (FastAPI/Django) and/or Node.js, including API design, async workflows, and background processing

Proven track record in building and operating products used by thousands to millions of users in production

Experience designing and evolving system architectures over time, from early MVPs to large-scale, modular systems

Familiarity with cloud infrastructure (AWS, GCP, or Azure), containerized deployments, and production operations

Ability to collaborate effectively with product, design, and ML teams to turn ambiguous ideas into shipped features

Have a bachelor's degree or equivalent in a related field to the offered position requirements

Benefits

Diverse medical, dental and vision options

401k matching program

Unlimited paid time off

Parental leave and flexibility for all parents and caregivers

Support of country-specific visa needs for international employees living in the Bay Area

Company

Inflection AI

Inflection AI is a public benefit corporation leveraging its world class LLM to build an AI platform focused on the needs of the enterprise.

Founded in 2022

Palo Alto, California, USA

51-200 employees

https://inflection.ai

H1B Sponsorship

Inflection AI has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

Distribution of Different Job Fields Receiving Sponsorship

Represents job field similar to this job

Trends of Total Sponsorships

2025 (2)

2024 (1)

2023 (2)