Top Tech Jobs & Startup Jobs in Los Angeles, CA

Design realistic HR scenarios, author prompts and gold-standard responses, review and grade AI outputs for HR accuracy and compliance, identify edge cases, and refine evaluation rubrics to improve AI reasoning across talent acquisition, compensation, employee relations, L&D, and HR analytics.

Design and build a production multi-agent harness and MCP integrations that operate across ERPs, CRMs, and business tools. Own end-to-end production concerns (reliability, observability, permissions, safe workflow execution), scope the product, make architecture decisions, and ship features working closely with CTO, product, engineering, and design. Stay current with agent frameworks and use tools like Claude Code in development.

Founding iOS Engineer to build the app's core intelligence layer. Must implement production CallKit and on-device continuous Speech Framework recognition, integrate with SwiftUI/CoreData, and optionally add Dynamic Island Live Activity via WidgetKit. Equity-only founding role; product details under NDA.

Lead new logo acquisition and expansion with CPGs, retailers, agencies, and platforms. Sell CPO campaigns, recipe shoppability, and content commerce. Build GTM motion, manage partner portfolio, work cross-functionally, and represent SideChef to senior stakeholders to drive revenue and scale.

Evaluate and annotate AI-generated responses, write prompts and expected outputs, provide structured feedback, maintain high-quality training datasets, and collaborate with engineers to improve LLM performance and evaluation workflows.

Lead HRIS and talent systems (primarily Workday): configure and deploy updates, ensure data integrity, build reports/dashboards, support users via Jira, drive roadmap and integrations, train HR staff, and partner cross-functionally to improve HR processes and compliance.

Design, build, and maintain scalable full-stack web applications. Implement backend APIs and responsive frontends, deploy to cloud, ensure security/performance, write tests, debug issues, participate in reviews, and mentor junior developers.

The Enterprise Account Executive is responsible for driving sales and business development for enterprise clients, managing complex sales cycles, and exceeding quotas through strategic relationship-building and consultative selling.

Review AI-generated finance outputs, verify figures and rules against authoritative sources, perform quantitative checks and recomputations, assess financial reasoning, provide structured feedback on model performance, and collaborate with researchers to improve models.

As a DeFi Engineer at Flow, you will build and ship DeFi primitives, expand partnerships, enhance existing protocols, prototype innovations, and ensure security while educating the community about DeFi on Flow.