Senior Software Engineer developing Microsoft Stack applications for Comcast, enhancing user experiences and business solutions through innovative web applications.
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Hybrid Founding Senior Full Stack Software Engineer – AI-First SaaS Platform
Posted 3 hours ago
About the role
- Founding Senior Full Stack Software Engineer contributing to an AI-first SaaS platform startup. Engaging in full-stack development, mentoring, and shaping the engineering culture.
Responsibilities
- Act as a founding engineer, shaping architecture, engineering standards, and best practices.
- Design, build, and maintain end-to-end features across the ResolveGrid SaaS platform.
- Develop and operate backend services using Node.js with TypeScript/JavaScript.
- Build and evolve frontend application flows using modern JavaScript/TypeScript frameworks.
- Write and maintain Python services and supporting tools.
- Design and implement AI-powered features, including: Chat agents and autonomous agents, Context management and memory strategies, Prompt engineering, evaluation, and iteration, and Agent workflows and orchestration.
- Use AI coding agents (e.g., Cursor, Windsurf, Claude) as a first-class part of daily development.
- Make architectural decisions with scalability, reliability, and maintainability in mind.
- Collaborate closely with product and leadership on roadmap and execution.
- Debug production issues and continuously improve system performance and reliability.
- Mentor and help grow the engineering team over time.
Requirements
- 7+ years of professional software engineering experience.
- Strong expertise in TypeScript/JavaScript and Node.js.
- Proven experience building and operating SaaS platforms.
- Solid production experience with Python.
- Hands-on experience building AI-driven systems, including LLM-based chat or agent workflows.
- Practical knowledge of prompt engineering, context/window management, and agent design patterns.
- Demonstrated experience using AI coding agents (e.g., Cursor, Windsurf, Claude).
- Experience deploying and operating systems on AWS, GCP, or Azure.
- Strong understanding of system design, APIs, and distributed systems.
- Comfortable operating with ambiguity and high ownership in an early-stage startup.
- Ability to work regularly from Irvine, CA (Orange County).
Benefits
- Be a founding engineer with real ownership and influence.
- Join an AI-first, high-caliber engineering team that treats AI as a force multiplier.
- Build production-grade AI systems with real customer impact.
- Competitive compensation including meaningful equity.
- Opportunity to grow into technical leadership as the company scales.
Job title
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