Top Tech Jobs & Startup Jobs in Los Angeles, CA

Manage and grow social media for a Columbus HVAC and refrigeration contractor. Responsibilities include developing channel strategy, creating and repurposing images, captions, and short-form videos, coordinating field content, maintaining publishing schedules, engaging with audiences, routing sales inquiries, analyzing performance, applying SEO, and recommending paid advertising. The role requires independent ownership, strong written English, content editing skills, and some overlap with US Eastern Time.

Improve and maintain an existing website and interactive dashboard using vanilla HTML, CSS, and JavaScript. Integrate Google Sheets for editable dashboard data, create a manageable blog workflow, refine the user interface, document data sources and implementation, establish repository and Cloudflare deployment processes, and train non-technical users. The project is expected to be completed in approximately two weeks with daily overlap with the Palestine/SWANA team.

Build top-of-funnel pipelines for executive and senior engineering roles across the US and Europe. Responsibilities include market mapping, competitive intelligence, passive-candidate sourcing, personalized outreach, candidate screening, ATS maintenance, pipeline metric tracking, compensation benchmarking, and partnership with hiring managers and recruiting leadership. This is a remote full-time consultant engagement requiring independent work and overlap with US and European business hours.

Build and scale a telemedicine platform using React, TypeScript, Python, Flask, and PostgreSQL. Own features through development, deployment, and launch; develop integrations; write tests; conduct design and code reviews; resolve production issues; and collaborate with Product, Design, and Quality teams in a Scrum environment. The role also involves mentoring engineers, improving development processes, and communicating technical decisions to nontechnical stakeholders.

Design high-fidelity, data-rich inventory and scan-detail experiences for an AI supply chain security platform. Create verdict headers, findings views, evidence panels, and key interface states in Figma; document components for engineering handoff; and collaborate directly with engineers on interaction, information architecture, and implementation trade-offs. The engagement is a remote, part-time contract lasting approximately 6–8 weeks.

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.

Lead development of security enforcement integrations that warn or block unsafe AI artifact installations, serve sanitized alternatives, and record audit events. Build reliable event-driven backend systems with queues, webhooks, idempotency, retries, back-pressure, approval flows, dry runs, audit logs, and rollback mechanisms. Integrate third-party security, infrastructure, and identity APIs, with potential future work on fleet-wide revocation controls and security platform integrations.

Lead architecture and development of custom business applications that automate legacy workflows for SMB clients. Translate business processes into scalable CRM, project-management, integration, and operational software using AI-assisted development through Replit. Ensure application security, reliability, infrastructure stability, and performance. Design integrations with legacy systems such as Sage 300, and eventually recruit and mentor a development team while establishing AI-augmented engineering practices.

Conduct a comprehensive UX and product audit, map customer journeys, perform user research and usability testing, and identify opportunities to improve discovery, checkout, conversion, retention, and product-market fit. Translate insights into user flows, wireframes, requirements, and actionable recommendations while collaborating with product, design, technology, marketing, and development teams. Support international expansion, RTL/LTR experiences, UX strategy, and development of a mobile app.

Senior hands-on engineer responsible for production-ready blockchain platform architecture, smart contract development, multi-chain integrations (EVM and non-EVM), secure transaction lifecycles, wallet and RPC integrations, RBAC, audit logging, monitoring, treasury and payout workflows, and compliance/security controls working with the technical lead and founders.