Top Tech Jobs & Startup Jobs in Los Angeles, CA

Own the reliability, availability, security, and observability of Tradeweb’s global AWS platform. Responsibilities include infrastructure-as-code automation, monitoring, SLO development, incident triage and resolution, performance analysis, architecture collaboration, and regular on-call support. The role requires cloud-native engineering, scripting, networking, Linux/Unix, security, and reliability expertise while contributing to an Agile engineering organization.

Owns SMB new-logo pipeline generation through email, outbound SDR, ABM, and event campaigns. Builds campaigns and workflows in HubSpot and Unify, uses AI and performance data for targeting and optimization, writes campaign copy, manages the campaign calendar, partners with Sales, SDRs, Content Marketing, and RevOps, and reports on pipeline performance. This remote U.S. role requires quarterly travel to New Orleans and additional event travel.

Own Didero’s B2B content program, including strategy, editorial planning, webinars, case studies, newsletters, presentations, social media, and PR support. Interview customers, founders, engineers, and deployment teams to create content that drives meetings, MQLs, and pipeline. Measure performance, collaborate with sales and marketing, and develop a 2027 content plan. This hands-on contract role requires strong writing, customer storytelling, executive ghostwriting, and content experience in B2B SaaS or AI startups.

Design and deploy production recommendation and retrieval engines, build data orchestration pipelines for multiple modalities, implement agentic workflow frameworks, and prototype, optimize, and scale models with monitoring, governance, and low-latency SLAs.

Designs, integrates, verifies, tests, commissions, and troubleshoots Communication-Based Train Control railway signaling systems. Develops requirements, architectures, interfaces, integration plans, and technical documentation; manages data and database programming; supports CBTC hardware and software modifications; integrates wayside, vehicle, and signaling subsystems; provides customer presentations, technical guidance, and issue resolution. The role is hybrid in New York City with on-site commissioning responsibilities.

Serves as a strategic and hands-on HR partner to Operations, Development, and Global Program leaders. Leads workforce planning, organizational design, talent reviews, succession planning, employee relations, leadership development, engagement, compensation, performance management, and organizational effectiveness. Advises leaders on talent and workforce risks, supports compliance with employment laws, SOX, and FDA requirements, and helps align HR programs with business growth and biotech industry practices.

Build and maintain responsive web, PWA, and mobile app experiences; design secure APIs and third-party integrations; develop conversational AI and voice bots; implement targeted messaging, ad-tech, analytics, and A/B testing; and optimize performance, reliability, and uptime. The role requires full-stack development, marketing technology integration, cloud and DevOps fundamentals, and collaboration in a fast-paced startup environment.

Leads People Operations for clients by advising on team effectiveness, organizational design, employee relations, and people decisions. Manages benefits administration, including enrollment, carrier coordination, employee support, and potential migration. Builds scalable yet flexible People systems and processes, partners with leadership on headcount and organizational planning, and translates business goals into practical people strategies while navigating ambiguity and sensitive employee matters.

Build and maintain full-stack features for Suwali, translating broad goals into practical plans and delivering work from exploration through deployment and follow-up. Collaborate with technical and non-technical colleagues, assess user feedback and data, communicate progress clearly, and contribute to product decisions. The role requires production engineering across frontend and backend systems, with potential future responsibility for managing and mentoring engineers.

Own the Field First Mobile App and future AI products from discovery through scaling. Responsibilities include field research, roadmap ownership, content governance, AI instruction and guardrail design, question-bank testing, vendor evaluation, requirements, pilot management, adoption, measurement, and executive reporting. The role partners with IT, HSE, Operations, HR, Fleet, vendors, and frontline leaders to deliver trustworthy AI assistance that improves safety support, onboarding, and operational efficiency.