Top Tech Jobs & Startup Jobs in Los Angeles, CA

The Accounts Payable Senior manages vendor accounts, processes invoices, resolves discrepancies, supports onboarding, and assists in month-end and year-end closes, ensuring adherence to accounting principles.

Own end-to-end operational outcomes and run long-lived AI agents to move them. Improve recruiting funnel throughput, operate an ownership-equity program, manage company cadence, vendors, and workplace, and instrument agent compute and outcomes. Measured on outcome movement and CEO decision capacity returned.

Design, analyze, size, and test primary and secondary flight structures (thrust structure, tanks, interstage, fairing). Use CAD (NX/Creo/SolidWorks), perform FEA (Nastran/ANSYS) and hand calculations, release drawings, support manufacturing process development and hardware test campaigns, and own designs from requirements through production.

Teach in-person Applied AI course using CodePath curriculum for ~25-75 students. Prepare and deliver engaging lessons on generative models and LLMs, coordinate with program manager, co-instructors, and TAs, implement curriculum improvements based on feedback, and hold weekly TA meetings during the Fall term (Aug–Dec).

The JavaScript Engineer will develop and maintain applications using Electron and Node.js, contributing to software features for 3D rendering and backend services.

The Principal Creative, Copy will develop impactful branding and messaging, lead multi-channel campaigns, and ensure compliance in financial communications. Requires strong storytelling and collaboration skills.

The Supervisor drives sales and store productivity by leading the team, ensuring exceptional customer service, and managing operational tasks.

Design and analyze electronic systems for Boeing's avionics, ensuring compliance with certification standards while collaborating with teams and trouble shooting issues.

Design, build, and operate production ML systems that generate trusted signals for ranking, retrieval, recommendations, propensity/churn/LTV, and next-best-action decisioning. Define signal/data contracts, own feature and candidate generation through serving, experimentation, monitoring, and feedback loops, and evaluate long-term business impact, trust, fairness, and compliance. Partner across product, data, modeling, risk, and compliance and apply AI/agents to accelerate engineering and operations.

The Senior Solutions Engineer will collaborate with Sales and Account Management to support seller integrations, advise on suitable Square solutions, and offer ongoing support to strategic sellers and partners.

Design, build, and operate production ML decision systems to detect and prevent payment fraud, account takeover, scams, and other abuse. Integrate diverse signals into low-latency serving and batch scoring, own feature pipelines and model lifecycle, develop AI-assisted triage and feedback loops, and partner cross-functionally to balance fraud reduction with legitimate customer access.

The Senior Support Engineer leads high-impact technical escalations, mentors team members, and advocates for customer solutions while driving innovations in service delivery through AI and automation.