Top Tech Jobs & Startup Jobs in Los Angeles, CA

Lead design strategy and discovery for a retail modernization initiative, defining visual and interaction language for quoting, search, inventory, and payments. Create a modular design system bridging modern aesthetics with API-driven architectures and legacy data. Ensure device-agnostic UX across mobile, tablet, and POS, align design with technical constraints, drive accessibility/usability standards, and communicate a long-term platform vision for multi-vertical expansion.

Design, develop, and deploy machine learning and deep learning models; build end-to-end ML pipelines including preprocessing, training, evaluation, and deployment; perform feature engineering on large datasets; deploy and monitor models on cloud platforms; collaborate with cross-functional teams to integrate AI solutions and retrain models as needed.

Lead and execute end-to-end UI/UX for web and mobile, define design vision and systems, mentor designers, drive UX research and usability testing, ensure accessibility and design-to-dev handoff, and collaborate with product, engineering, and business stakeholders to deliver scalable, user-centered experiences.

Lead end-to-end delivery of a retail systems modernization MVP focused on customer workflows (Search, Quoting, Inventory, Payment). Manage discovery, scope, API-based integrations, UX alignment, device readiness, stakeholder communication, risk/scope, and rapid pilot rollout readiness.

Design, develop, and maintain backend microservices in Java/Spring Boot; build RESTful APIs; implement Angular front-end; integrate with Kafka and AWS S3; collaborate across the SDLC; troubleshoot and debug full-stack issues. Fraud prevention experience required.

Design, build, and maintain scalable backend services in Java and Python. Implement RESTful/GraphQL APIs, optimize SQL/NoSQL databases, develop microservices, enforce security (OAuth2/JWT), write unit/integration tests, optimize performance, and collaborate with frontend and DevOps teams in Agile processes.

Lead the PIM/MDM product strategy and roadmap to ensure accurate, enriched product data. Establish data governance, integrate PIM/MDM with ERP, e-commerce, CMS and marketplaces, automate onboarding/enrichment workflows, define KPIs, and collaborate with Marketing, Supply Chain, and Engineering to improve data-driven customer experiences.

Lead end-to-end UX design from discovery to delivery. Conduct user research and usability testing, define personas and IA, create wireframes/prototypes/high-fidelity designs, ensure design system consistency, validate with data, and mentor junior designers.

Design, build, and deploy production-grade generative AI applications: orchestrate multi-agent systems, implement advanced RAG with vector DBs, fine-tune and host LLMs, optimize GenAI workflows, and deliver scalable FastAPI-based backend services with Docker and monitoring.

Design, develop, and maintain automated test frameworks for front-end and web services. Integrate tests into CI/CD, write unit/component/integration/performance tests, debug front-end and APIs, collaborate with Agile teams, and drive testability, code quality, and release reliability.