Top Tech Jobs & Startup Jobs in Los Angeles, CA

Build and maintain data-intensive, interactive web products across the full stack. Architect and implement API and frontend features, validate FastAPI responses with Pydantic, access Postgres via SQLAlchemy, optimize performance and scalability, implement testing and QA, participate in code reviews, refine UX, and help define engineering processes at an early-stage company.

The Payroll Customer Success Manager serves as the main contact for customers, supporting onboarding, ensuring payroll accuracy, resolving issues, and building trust through proactive communication.

Design, build, and maintain scalable data pipelines, data lakes, and databases; ingest and map customer financial datasets; monitor pipeline reliability; translate business requirements into data flows and analytical insights to ensure high-quality, usable data.

Owns functional software definition for warehouse execution projects, translating presales scope into detailed specifications, estimates, integration designs, and delivered software. Leads customer workshops, onsite discovery, Scrum ceremonies, backlog management, and collaboration with development and controls teams. Defines WMS/ERP, third-party subsystem, IT, network, and controls integrations while maintaining alignment between specifications and implementation. Provides roadmap input and supports project delivery and commissioning at customer sites, with travel up to 50%.

Work directly with customers to design, deploy, and integrate end-to-end AI evaluation pipelines. Curate data, define annotation schemes, set up LLM-based judges, run initial experiments, produce actionable results, and translate technical systems into practical workflows for users.

Sell Needletails solutions to dental offices across the U.S.: develop strategic sales plans, generate demand, build client relationships, coordinate with internal teams, and represent the company at industry events.

Build and maintain low-latency connectivity APIs and integrations with crypto exchanges, OTC desks, brokers, and other trading venues. Develop order routing, trade execution, and real-time data ingestion systems using REST, WebSocket, and FIX. Monitor connections and data pipelines, improve reliability and observability with Grafana and Prometheus, collaborate on exchange onboarding, and create automated tests for production readiness.

Lead district sales and go-to-market expansion from initial states to nationwide adoption. Own full sales cycle—prospecting, demos, procurement, RFP responses, and closing—while building playbooks, managing CRM pipeline, shaping messaging, and representing Lilypad at conferences.

Support social media presence by creating, editing, scheduling posts; engaging followers; tracking analytics; helping run campaigns; maintaining content calendars and healthcare-relevant, compliant content.

Build and ship core 0-to-1 systems connecting software, hardware, and finance. Responsibilities include designing abstractions over complex data and legacy systems, owning the full product lifecycle, developing production-grade LLM systems for loan underwriting and compliance, and contributing to engineering and product culture. The role requires strong backend and systems thinking, with comfort in full-stack development and UI design.