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

Volunteer role to develop financial projections and fundraising strategy for an early-stage nonprofit/tech startup. Responsibilities include financial modeling for pitch materials, identifying funding sources (donors, grants, crowdfunding), and advising on investment of firm funds. Requires weekly meetings and a minimum 4+ hours/week commitment.

Volunteer copywriter to create and edit marketing and communications copy across digital channels, research audiences, maintain brand voice, optimize for SEO and performance, collaborate with account and creative teams, present work, revise per feedback, and support fundraising campaign launches.

Provide pro-bono legal counsel for nonprofit formation and compliance: advise on entity choice, draft formation and governing documents to secure tax-exempt status, file formation and registration documents, protect name and registered agent decisions, obtain permits/registrations, and support an initial fundraising campaign.

Volunteer HR Generalist to support recruiting (sourcing, screening, interviewing, onboarding), maintain personnel records and new-hire documentation, coordinate office operations and policies, publish job ads, schedule interviews, prepare reports and presentations, and assist with initial fundraising campaign. Attend weekly meetings and commit to minimum 4+ hours weekly.

Volunteer TikTok Content Developer to create engaging short-form videos, appear on camera, collaborate with the brand designer, launch a fundraising campaign, attend weekly standups, and commit at least 4 hours weekly.

Develop, maintain, and optimize mission-critical backend APIs and scalable cloud services for web and mobile clients. Implement secure, high-performance systems, automated tests, observability, and technical documentation. Mentor peers, follow best practices, and support a proof-of-concept launch and fundraising activities as a volunteer contributor.

Lead development and fundraising efforts for an early-stage nonprofit: research grants, draft proposals, build donor relationships, plan events, track results, and report to leadership. Volunteer, remote, minimum 4 hours/week and weekly standup attendance required.

Volunteer product specialist to drive product lifecycle: requirements gathering, market and competitor research, roadmap and roadmap execution, prototyping requirements for engineering, cross-functional planning, timelines, go-to-market strategy and product launch. Initial assignment includes launching a fundraising campaign. Remote, part-time (minimum 4 hours/week) with weekly standups.

Volunteer marketing specialist to research market fit and competitive landscape, support market-entry evaluation, run research and analytics, help optimize automation and lead-nurturing, assist campaign execution and content creation, and produce monthly KPI reports. Requires weekly standups and minimum 4 hours/week commitment.

Volunteer senior engineer to develop a cross-platform medical/wellness app (web, iOS, Android). Own full SDLC: design, coding, testing, data models, pipelines, deployments, and collaborate in Agile processes. Attend weekly standups and commit at least 4 hours weekly.