Top Tech Jobs & Startup Jobs in Los Angeles, CA

Lead and optimize paid mobile UA channels (Google, Apple Search Ads, TikTok) to scale spend to $500k+/month profitably. Own strategy, budgets, bidding, creative testing, measurement (Singular, BigQuery, SKAN/AAK), geo/channel expansion, partner management, and reporting to the CEO. Collaborate with data and creative teams to refine LTV models and unit economics and run structured tests to drive scalable growth.

Create, edit, and coordinate marketing communications (letters, biographies, website, internal/external content, sales enablement). Ensure brand voice and AP style adherence, support integrated campaigns, media outreach, social media management, content quality, fact-checking, crisis communications, and industry monitoring. Manage multiple projects and contribute to messaging strategy and performance insights.

The Sales Development Representative at TaxGPT will generate leads, qualify inbound leads, manage CRM, and partner with Account Executives to drive revenue.

Lead accounting functions including month- and year-end close, balance sheet reconciliations, audit support, technical accounting research, internal controls and compliance, tax support, system implementation testing, due diligence reporting, and process improvement through automation.

Lead design and delivery of AI-first product capabilities for Vertex customers. Translate ambiguous tax-related problems into hypotheses, prototypes, and product requirements. Partner with SMEs, engineering, UX, GTM, and customer success to ship trusted, compliant, production AI, define evaluation and monitoring, manage roadmaps, and scale solutions with measurable customer and business outcomes.

Design, deploy, and maintain high-performance InfiniBand and Ethernet networks for HPC environments. Troubleshoot fabrics, optimize performance and capacity, implement Fortinet security, collaborate with compute/storage teams, document architectures, participate in on-call rotations, and lead upgrades and migrations.

Design, build, and maintain a secure cross-platform situational-awareness platform from a single codebase (Flutter client, Go backend). Work full-stack on real-time, offline-first, and resilient systems, integrate with defense systems, harden security (PKI, mTLS, token auth), and collaborate with cross-functional teams and government partners.

Respond to inbound leads quickly, qualify prospects, and book discovery meetings. Prospect into target accounts via phone, email, LinkedIn and intent signals. Collaborate with Sales, Marketing, Customer Success and RevOps, maintain HubSpot data, and provide feedback on messaging and lead quality to drive pipeline for new logo and expansion opportunities.

Support regional sales by generating quotes, managing Salesforce opportunities, processing orders, liaising with customers/vendors, assisting marketing events, performing pipeline analysis, and ensuring accurate forecasting and order processing.

Part-time instructional design internship supporting content development, multimedia production, LMS management, training evaluation, and project coordination. Assist with e-learning, instructor-led resources, videos, job aids, and stakeholder collaboration.

Lead and maintain QA programs, audits, and compliance; analyze quality metrics; partner with cross-functional teams to identify root causes and implement corrective actions; create executive reports and action plans; provide statistical analysis, coaching, and QA tools; support process improvement projects and client relationships to drive quality performance.

Lead implementation and adoption of a new account management platform; develop training, communications, playbooks, and scalable processes; design KPI frameworks, dashboards, and reports; analyze consolidated data to surface insights; monitor SLAs, perform root-cause analysis, and deliver strategic recommendations to improve client health and operational performance.