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

The R&D Engineering Intern will assist in researching and prototyping low-power tracking protocols, engaging in mesh networking and technical document preparation.

The Regional Sales Manager will develop new business opportunities, manage client relationships, and drive revenue growth in the manufacturing and logistics sectors.

As a Software Engineer, you will build features, improve the product development cycle, and ensure code quality while collaborating with teams and solving complex problems.

Apply to an open-ended role at Hugging Face to co-design a custom position. Candidates should be passionate about AI and open source, have demonstrable accomplishments, thrive in ambiguity, and enjoy collaborating with a large AI community.

In-person fall internship (Sept–mid-Dec) requiring 16 hours/week. Support PR and social teams with research, media and influencer outreach, reporting, content creation (Canva), community management, pitching, and administrative tasks while learning tools like Muck Rack and Tagger. Includes mentorship, portfolio building, and a completion stipend.

Manage paid search for a portfolio of 5–8 ecommerce clients: plan, launch, and optimize Google/Bing/YouTube/Amazon campaigns; run A/B tests; manage budgets, reporting, and monthly forecasts; present results and recommendations to clients; collaborate cross-channel with media and creative teams to hit ROAS/CAC goals.

The Enterprise Account Executive is responsible for growing the client base, focusing on enterprise clients, achieving individual sales quotas, and managing complex sales cycles while building relationships with C-level executives.

Lead architecture and implementation of conversational AI systems, build scalable backend services and REST APIs, drive high-impact projects, integrate external partners and carriers, collaborate with Data Science on ML/LLM solutions, and ensure platform performance and scalability.

Remote, commission-based sales role handling inbound/outbound calls to convert leads into subscribers. Use provided laptops/headsets and tools (Salesforce, Five9, Microsoft apps) to document activity, meet sales targets, and complete at least 75 calls per 8.5-hour shift. Must reside in specified states, complete background/drug screening, and work flexible hours including weekends and holidays. Paid training provided.

The Software Test Engineer will design, implement, and maintain test frameworks for back-end services, ensuring product quality through test case creation and automation, and collaborating with cross-functional teams.