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

Build and maintain member- and host-facing features across web and mobile. Design scalable front-end architectures, ship React/Next.js and React Native/Expo apps, use AI tooling, own features end-to-end, collaborate with product and cross-functional teams, and contribute to testing and production readiness.

Hands-on technical leader and core individual contributor building cloud-native defense/intelligence software. Drive architecture, code reviews, feature delivery, and mentor a small Agile team while implementing DevOps, CI/CD, and robust AWS/EKS-based deployments.

Design, build, and maintain scalable ETL/ELT pipelines and product-level data architectures. Improve pipeline performance and data freshness, lead code/design reviews, mentor engineers, and collaborate with Data Science, Product, and Engineering to make data reliable and accessible.

Serve as the primary technical contact for telehealth partners: run kick-offs, triage Slack, meet SLA commitments (including occasional weekend coverage), build and ship integrations, SDKs, and partner-facing tooling, translate partner needs into specs/bugs, and produce external documentation and guides.

Own and operate the marketing technology stack, including WordPress, Pardot, SEO, CRO, email, paid media, and analytics. Manage website operations, technical SEO, A/B and multivariate testing, automated email nurture programs, and Salesforce reporting to drive lead generation and pipeline. Collaborate with design, content, and sales; optimize conversion paths and paid campaigns; ensure accessibility, deliverability, and attribution reporting.

Build and scale a live ML data streaming analytics platform, lead greenfield real-time processing projects (Python/Rust), and design reliable backend services using cloud and orchestration tools.

Freelance US-based English transcribers to transcribe audio for an education client. Work 10–20 hours/week from late February to mid-May. Must complete paid training (speed test, two rounds ≈8–10 hours). Requirements: native-level English, US residency, prior transcription experience, 55+ WPM typing. Rate $20/hour. Must have headphones, computer, and high-speed internet.

Manage a portfolio of multi-location and franchise clients as their primary contact. Onboard users, advise on cross-channel paid media strategy, run performance-driven campaign and business reviews, partner with technical teams to optimize delivery, identify expansion opportunities, and represent client needs internally. Educate clients on best practices and translate performance data into clear narratives and recommendations.

Provide part-time CFO leadership to high-growth companies: advise CEOs, lead fundraising and M&A, build financial models, rolling forecasts and KPI dashboards, oversee accounting, controls, audit/tax readiness, and present financial strategy to boards and stakeholders.

Design, build, and operate a multi-cloud (AWS/GCP) internal developer platform. Develop Kubernetes and IaC foundations, Backstage portal/plugins, CI/CD pipelines, automation, observability (Datadog), and SRE practices. Drive developer self-service, platform reliability, security, and operational best practices across engineering teams.