Top Tech Jobs & Startup Jobs in Denver & Boulder, CO

The Senior UX/UI Designer will own design features at Syllo, collaborating closely with design, product, and engineering teams to deliver polished user experiences, managing design systems and iterating efficiently.

Lead Humanoid's commercial expansion across MENA (initial focus Saudi Arabia and the GCC). Own regional go-to-market strategy, build pipeline, secure pilots and commercial agreements, develop strategic partnerships with enterprise and government stakeholders, and manage regional revenue, forecasting, and cross-functional collaboration to drive adoption of humanoid robotics.

Build and maintain backend services and APIs for an energy market platform using C#/.NET and SQL Server. Implement integrations, optimize databases, write tests, debug production issues, and contribute limited front-end JavaScript work. Collaborate with Product, QA, and engineering teams and use AI-assisted tools to improve development efficiency.

Lead client engagements across the US market, managing the full commercial lifecycle from consultation to onboarding and ensuring professional execution.

Lead preparation and review of complex journal entries, reconciliations, and financial analyses; support monthly/quarterly/annual close, research U.S. GAAP for non-routine transactions, document technical conclusions, assist external audits, mentor team members, and improve processes and controls.

Manage daily Data team operations, research and analyze datasets, build internal and external reports (including an annual Startup Ecosystem Ranking), and maintain/improve Python scripts and data infrastructure to deliver actionable insights.

Lead and scale Race4EveryKid and all peer-to-peer/crowdfunding campaigns end-to-end. Drive strategy to reach $1M revenue, recruit and coach participants and corporate teams, secure sponsorships, manage campaign operations and CRM data, analyze performance, and produce post-campaign reporting to optimize growth.

Modernize and evolve a large-scale React Native mobile app with offline-first architecture, BLE device integrations, local data storage and sync. Improve performance, reliability, and scalability, influence architecture, mentor developers, collaborate cross-functionally, and occasionally visit farms to understand user workflows.

Lead new-logo business development for TTHL, selling digital transformation, managed services and BPaaS. Build executive relationships, develop $3M+ ACV opportunities, manage pipelines, craft transformative roadmaps, and close multi-tower, outcome-based deals to hit $4–10M+ annual targets.

Short-term consultant roster of REDD+ subject-matter experts to support jurisdictional REDD+ program design and MRV implementation. Tasks include remote sensing and field-based carbon measurement, geospatial analysis, ART‑TREES-aligned carbon accounting, capacity building, policy translation for governments and donors, and preparing audit-ready deliverables.