Top Product Engineer Jobs in Los Angeles, CA

Designs, builds, tests, deploys, and optimizes full-stack product features using React and Python. Develops GraphQL integrations, scalable backend services, data visualizations, analytics instrumentation, and production-ready platform capabilities. Contributes to UX workflows, CI/CD, monitoring, code quality, and stakeholder updates while collaborating in agile sprints and evaluating new technologies.

Build and enhance a real-time LLM-powered healthcare platform across the stack. Develop features including onboarding, note customization, and in-the-moment clinical insights. Collaborate with product, design, clinical experts, and go-to-market teams to deliver scalable AI-first applications. Work directly with healthcare providers and contribute to robust engineering practices in a fast-paced startup environment.

Builds and ships user-facing product experiences and integrations using low-code, no-code, and AI-assisted development tools. Translates stakeholder needs into maintainable solutions, integrates platform services and APIs, applies authentication, security, privacy, and compliance controls, and partners with Product, Architecture, DevOps, Security, and QA. The role also defines testing, telemetry, documentation, runbooks, acceptance criteria, and post-launch product health metrics.

Lead the architecture and evolution of native iOS foundations supporting seller-facing applications. Identify systemic problems, define platform strategy and standards, build prototypes and reference implementations, lead multi-quarter migrations, and establish practices for quality, testing, observability, release safety, and maintainability. Develop senior engineers and create scalable ownership models across teams.

Lead frontend engineering for the DataLab product, developing scalable React and TypeScript interfaces for enterprise financial applications. Guide frontend architecture, component design, accessibility, performance, developer experience, and testing practices. Collaborate with product managers and backend engineers, mentor teammates, make technical decisions, and promote AI-assisted coding tools while maintaining high standards for security, quality, and maintainability.

Own and accelerate ELSA’s B2B Dashboard during a three-month contract. Build production-ready full-stack features across Go, Python, and Vue.js; shape product requirements; make UI/UX decisions; improve APIs and user experiences; use AI development tools; and collaborate with product, design, business, and engineering stakeholders to deliver high-impact improvements autonomously.

Designs, builds, and runs product tests for architectural hardware and fenestration products. Owns certification through UL, NFRC, ANSI/BHMA, and AAMA; builds fixtures, conducts inspections, writes technical reports, develops test methods, monitors codes and standards, and coordinates with engineering, manufacturing, quality, vendors, laboratories, and certification bodies.

Create 3D SolidWorks models of cooling machines and mechanical piping systems from schematics. Develop assembly, fabrication, installation, and IOM documentation; maintain AutoCAD schematics, templates, component properties, and product lifecycle data. The role requires expertise in refrigerant and chilled-water distribution systems, mechanical design, manufacturing and fabrication processes, and detailed technical documentation.

Designs, develops, tests, documents, and operates large-scale distributed software products for Allstate’s Enterprise Payments organization. Responsibilities include building Java and Spring Boot REST APIs, designing microservices, collaborating on system architecture, practicing paired programming and test-driven development, establishing CI/CD pipelines, improving performance, securing APIs, supporting production applications, and contributing to Agile planning, retrospectives, and knowledge sharing.

Own the direction and execution of critical AI development products. Build AI-assisted annotation tools, data exploration and visualization interfaces, RLHF workflow products, large-scale data processing systems, and tools for communicating complex instructions. Make autonomous technical and product decisions, lead ambiguous projects, ship rapidly, and collaborate with engineering and research leaders to support AI training and evaluation.

Own end-to-end deployments of Prividium for institutional financial customers, including integration code, permissioning, node topology, upgrades, and operational runbooks. Build reference applications for collateral, tokenized deposits, and settlement. Operate production infrastructure through an on-call rotation, troubleshoot incidents, and convert deployment learnings into platform improvements. Collaborate with product, sales, core engineering, and customer teams while working across regulated banking systems or crypto infrastructure.

Develop and maintain performant React Native mobile applications for iOS and Android, with a strong focus on iOS. Build web features using ReactJS, Next.js, and TypeScript; contribute to Node.js APIs and PostgreSQL integrations. Optimize performance, support testing and continuous integration, participate in code reviews, and provide technical guidance while collaborating with technical and non-technical stakeholders in an autonomous team.

Build end-to-end frontend and backend features for a voice AI trust platform while working directly with enterprise customers. Responsibilities include customer discovery, debugging, proofs of concept, product decisions, reusable platform development, and post-sales technical support. The role requires TypeScript and Python proficiency, AI coding tool fluency, strong product judgment, clear communication, and approximately 10%–20% travel.

Own end-to-end delivery of complex software features for a virtual care platform. Design scalable systems, build AI-powered agents and workflows, enhance reliable mobile and web experiences, and translate clinical and user needs into technical solutions. Collaborate with product managers, designers, and clinical staff while focusing on patient impact, product quality, and engineering efficiency.

Lead console development for an unpublished game. Collaborate across teams, solve technical problems, optimize performance, and mentor new engineers.

Build and own user-facing features across Hercules’ AI Agent, App Builder, SDK, mobile app, and platform. Design scalable systems, APIs, data models, and high-quality code in a monorepo. Ship SaaS capabilities such as billing, analytics, feature flags, internationalization, and notifications. Apply strong product and UX judgment while working with TypeScript, React, Postgres, Redis, cloud infrastructure, and frontier AI coding tools.

Lead a four-week project to launch a production inventory table and artifact-detail experience for an AI security platform. Build frontend-heavy, data-dense workflows with large tables, filtering, paging, and resilient state management. Contribute across TypeScript, React, Next.js, Node.js, Postgres, REST APIs, and background jobs. Partner with technical and design leadership, review code, and potentially develop deduplication, reporting, and knowledge-graph features.

Develop and support geospatial ArcGIS solutions for defense agencies by discovering customer needs, configuring applications and information models, contributing to product design, documenting workflows, and collaborating across teams. Design and execute manual and automated tests for functionality, performance, scalability, and durability; assess product quality and release readiness; maintain solutions; and present them to internal and external audiences.

Own product features from research and UX design through full-stack production delivery. Design user flows, wireframes, and reusable components while building responsive front-end experiences, APIs, back-end logic, and database solutions. Improve hiring marketplace workflows, dashboards, scheduling, messaging, and integrations. Use user feedback, analytics, funnel metrics, and A/B testing to guide iteration while ensuring performance, accessibility, and security.

Senior Software Engineer responsible for shaping and delivering a new fundraising product from discovery through production. The role involves full-stack development, architecture, prototyping, customer collaboration, production troubleshooting, reliability improvements, and mentoring. The engineer will work autonomously in an early-stage business unit, use customer feedback and data to guide decisions, and contribute across interfaces, backend services, integrations, infrastructure, and AI-enabled workflows.

Supports mechanical design, testing, troubleshooting, and sustaining engineering for passive RF and millimeter-wave products, including antennas and subassemblies. Collaborates with electrical engineering, manufacturing, and quality teams on prototypes, first-article builds, production transitions, documentation, process development, and root-cause analysis. Creates design packages, drawings, BOMs, work instructions, and test reports while managing multiple product development projects and supporting manufacturing issues and after-sale failure analysis.

Design, build, and enhance scalable Java-based microservices and backend components for Disney’s Unified Messaging Platform. Develop cloud-based asynchronous data processes, ensure service reliability and performance, participate in architecture and code reviews, and provide technical guidance to junior engineers. Collaborate with product, design, QA, operations, and business stakeholders to deliver features end-to-end. Participate in Agile ceremonies and provide rotational on-call support.

Own and evolve Argo Workflows and Argo Events, make major architectural decisions, and build Pipekit’s enterprise control-plane product. The role includes shaping the roadmap, shipping customer-focused features, engaging with open-source contributors and customers, participating in an on-call rotation, and speaking at cloud-native conferences. Candidates should have strong statically typed programming skills, Kubernetes expertise, production-systems experience, excellent written communication, and a self-directed, customer-focused approach.

Develop and implement test plans for coherent optical pluggable products using photonics integrated circuits. Analyze transceiver performance, define testability requirements, validate test platforms, support fault isolation, and coordinate manufacturing integration. Use data analytics and statistical modeling to improve test yield and reduce cycle times while collaborating with development, technical, and manufacturing teams.

Build full-stack AI-powered video creation and collaboration tools, including rich multimedia interfaces, backend APIs, server-side processes, LLM-powered features, and conversational experiences. Work with generative AI, computer vision, and machine learning models in production. Improve system performance, reliability, and code quality while rapidly prototyping and delivering product features in a collaborative, high-ownership environment.