Top Tech Jobs & Startup Jobs in Los Angeles, CA

Own Viant’s commercial product marketing system, including core narratives, agency and vertical pitches, solution modules, and sales-facing content. Partner with Sales, Product Marketing, Product, Design, and executives to improve positioning and seller productivity. Govern Highspot content, analyze usage, conduct customer interviews, synthesize Gong and field insights, and translate recurring customer needs and objections into scalable messaging, pitch materials, and enablement resources.

Develop and productionize reinforcement learning, contextual bandit, ranking, and prediction models for real-time advertising optimization. Analyze auction dynamics, experimentation, counterfactual evaluation, and large-scale data to improve bidding, targeting, personalization, and campaign outcomes. Collaborate with engineering, science, and product teams to deploy, monitor, retrain, and evaluate high-throughput, low-latency models.

Staff Software Engineer responsible for designing, developing, and leading high-volume, low-latency ad-serving runtime systems. The role focuses on scalability, performance, fault tolerance, distributed systems, bid optimization, self-healing architecture, and full software lifecycle ownership. Responsibilities include technical leadership, design reviews, code reviews, bug triage, root-cause analysis, cross-functional collaboration, and guiding projects involving multiple engineers.

Leads the end-to-end design, deployment, and performance of real-time ML prediction and bid-optimization systems for programmatic advertising. Provides hands-on technical leadership to applied scientists and ML engineers, formulates optimization problems, manages production ML challenges such as latency, delayed feedback, drift, and retraining, and aligns technical roadmaps with business priorities.

Modernize and maintain Magnus and Goliath platforms across Java, Go, and JavaScript. Build AI-powered features (LLMs, tool-calling), integrate BigQuery, GCP, MySQL and internal APIs, diagnose production issues, write automated tests, and own projects end-to-end from design through deployment and support.

The Head of Industry, Travel & Tourism will drive revenue growth in the travel sector, scale brand relationships, and lead a GTM team for Viant's programmatic advertising solutions.

Design, deploy, and maintain cloud systems and tools; containerize applications; build CI/CD pipelines; instrument observability; support dev and ops teams; participate in on-call rotation; provide scoping/LOE and debug developer code as needed.

Design, build, and operate cloud infrastructure and tools: containerize applications, implement Terraform and CI/CD, support dev and ops, ensure observability, and participate in on-call rotation.

Sell Viant's DSP to media agencies and advertisers in the Los Angeles market. Prospect new business, manage agency relationships, meet revenue quotas, negotiate long-term contracts, cross-sell products, and collaborate with cross-functional teams to align solutions to client marketing objectives.

Lead and scale Viant's Financial Services vertical by growing brand-direct revenue, expanding agency adoption, and shaping go-to-market strategy. Build executive relationships with banks, insurers, fintechs and lenders, evangelize programmatic and AI capabilities, drive thought leadership, recruit and mentor sales teams, partner cross-functionally on product and measurement, and deliver against ambitious revenue and adoption goals.