Top Tech Jobs & Startup Jobs

Lead UX and UI for a complex B2B web and mobile platform: create high-fidelity designs and prototypes, run user research and testing, maintain the design system and visual identity, collaborate with engineers and stakeholders, and recommend product and AI-driven improvements to enhance the auction experience.

PhD-level AI Engineering intern to apply machine learning to large-scale intraday and tick financial data. Responsibilities include alpha generation, portfolio optimization, risk modeling, data preprocessing, and collaboration with researchers to deploy robust ML models for trading.

Make real-time trading decisions at scale, build and scale trading platforms, apply advanced statistical techniques and predictive analytics, and develop deep market expertise while continuously adapting trading approaches.

Lead design-focused frontend development for polished mobile apps. Ship end-to-end features, build performant gesture-driven animations, collaborate with designers for pixel-perfect UI, maintain a mature codebase, and establish automated testing and quality practices.

Serve as the interface between sales and the business unit for multiple accounts, positioning products to customer specs, responding to RFQs, recommending pricing, coordinating demos/inspections, driving account-level financial targets and forecasts, and program-managing evaluation milestones to close orders and meet market-share goals.

Design, modify, and troubleshoot electrical assemblies, schematics, and control systems for semiconductor equipment. Perform engineering analysis and testing, generate documentation and test reports, coordinate procurement and assembly of components, and resolve technical issues to support product releases and system integration.

Design, optimize, and troubleshoot lithography processes for semiconductor and quantum devices using DUV scanners. Perform mask layout work, CD-SEM recipe creation, metrology, data collection and analysis, root-cause investigations, documentation, and cross-team collaboration with vendors, customers, and R&D teams.

Work across AI, backend, and frontend: curate and clean writing datasets, fine-tune large language models, run training experiments, develop metrics and eval sets, build backend services in Python/Django, and implement frontend features with React.

Build and scale a top-down enterprise sales motion: source and qualify leads, conduct outreach and demos, collaborate with CEO on campaigns, manage pipeline and metrics, and drive deals from prospecting to close.

Serve as primary customer contact to ensure smooth onboarding, adoption, and retention. Build product expertise, run trainings/webinars, monitor health metrics, identify pain points, advocate to product/engineering, and work with sales on upsell opportunities.

The Principal Machine Learning Infrastructure Researcher will design and model performance for ML systems using Lightmatter technology while leading a small team and publishing research findings.

Lead development of end-to-end 3D package assembly, test, and fiber-attach processes. Define test chip requirements, develop assembly/test design rules, plan DOEs, analyze reliability risks, and collaborate with foundries, OSATs, and internal architects to ensure manufacturability, performance, and high yields. Document and present results to stakeholders.

Design, prototype, test, and iterate in-house four-wheeled and quadruped robotic platforms. Lead mechanical, electrical, and embedded hardware development from rapid prototypes to manufacturable, deployable products, incorporating customer feedback and overseeing reliability and production readiness.

Build and ship software and occasional embedded firmware to manage a large Unitree quadruped fleet. Implement fleet reliability, telemetry, live video pipelines, data visualization/alerts, and integrations with hardware and Mission Control. Collaborate on AI/agentic tooling and long-term platform architecture while iterating from customer feedback.

Build and maintain embedded software and hardware to maximize fleet uptime for Unitree quadruped robots. Ship embedded systems on Raspberry Pi/Jetson/ESP32/Arduino platforms, prototype and test mechatronic subsystems, work with field operations and Mission Control, and contribute to long-term quadruped platform design for manufacturability and large-scale deployment.

Staff Software Engineer role to design and build scalable, production-ready backend systems handling high throughput data. Move fast, iterate on large software projects, launch products, and participate in recruiting. Work across frontend and backend tech and influence platform and infrastructure decisions.

Full‑stack engineer building polished React front-ends and Python APIs, iterating quickly, designing pragmatic systems, and contributing across the stack at an early-stage payments startup.

Own full-cycle enterprise sales independently — prospecting, discovery, demos, negotiation, and close for complex 6–18 month deals. Build outbound pipeline, run multi-stakeholder sales processes, partner with Product/Engineering, and establish long-term enterprise relationships generating SaaS and transaction commissions.

Serve as the local communications and marketing lead for a Denver charter school client: design and run integrated campaigns, create collateral and multimedia, manage social media and executive channels, provide creative direction, handle media/crisis communications, and execute community outreach while collaborating with agency and client teams.

Lead account strategy and execution for an education-focused client. Manage timelines, budgets, and cross-functional teams; review and elevate creative; guide campaigns across paid, earned, owned, and social channels; use AI tools to streamline workflows; maintain client and internal communications and quality control.

Full‑stack Software Engineer building user-facing AI features across frontend and backend. Ship production code, integrate LLMs/AI APIs, design technical solutions, perform code reviews, optimize systems, and deploy to cloud infrastructure.