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

Invite professionals to join a national talent network by submitting resumes. Provide access to job opportunities across industries and levels, connect candidates with employers, and offer ongoing partnership and career support for consideration in current and future roles.

Join an agile team to design, develop, test, and deploy secure enterprise software. Participate in SAFe ceremonies, apply software engineering principles, build automation scripts, promote code reuse, and support the full lifecycle in secure environments.

Refine, stabilize, and enhance a Google Docs add-on including Apps Script refactoring, OAuth2 and REST API integration, retry and sync logic, UI improvements, end-to-end testing, and preparing the add-on for Google Workspace Marketplace publication and security review.

Design and implement backend features in Go, build data pipelines and REST APIs, work with PostgreSQL and AWS, contribute to scalable system design, and optionally develop React.js user-facing features while collaborating in a fast-paced AI-focused startup.

Design, build, and maintain backend services and APIs using Ruby on Rails. Improve performance, scalability, reliability, and write well-tested production code. Collaborate with Product, Frontend, Data Engineering, and QA teams.

Design, build, and maintain backend services and APIs using Ruby on Rails. Ensure performance, scalability, reliability, and test coverage. Collaborate with Product, Frontend, Data Engineering, and QA to deliver production-quality code for web and mobile platforms.

Lead and scale the engineering organization for a regulated digital-asset custody platform. Own hiring, org design, engineering operations (on-call, incidents, release hygiene), delivery against roadmaps, audit and regulator readiness (SOC 2, SAMA, ISO 27001), and cross-functional alignment. Amplify an existing small, specialized team to meet regulatory and institutional requirements while preserving culture and retention.

Provide remote administrative support to executive search consultants: source and screen candidates, schedule interviews, maintain candidate databases, communicate with candidates/clients, perform preliminary assessments, post job ads, and manage recruitment-related documents and reports.

Lead and manage a team of executive healthcare recruiters, build and maintain client relationships, drive business development, oversee recruitment projects from start to finish, contribute to firm strategy, and monitor and improve team performance.

Identify, attract, and assess senior healthcare leaders for clients; build and manage client relationships and a book of business; advise clients on market trends; handle full-cycle executive search and interviews; drive business development and client management.

Own post-sale onboarding: run initial calls, get clients hands-on with the browser extension, respond to support, monitor usage, collect product feedback, schedule check-ins, and drive activation and retention.

Build and maintain backend services and APIs, write unit tests, debug and optimize systems, support migration from Supabase to cloud, improve reliability, and integrate AI/RPA workflows while learning under senior mentorship.

Own post-sale onboarding: run initial setup calls, guide clients hands-on, answer questions, flag product issues, schedule follow-ups, and build relationships to drive customer activation and long-term retention.

Lead and architect scalable web systems, mentor frontend and backend developers, define coding standards and roadmaps, drive implementations using React/Next/Node/NestJS, produce technical documentation, conduct code reviews, and collaborate with product and DevOps to deliver secure, maintainable solutions.

Design modern, user-centric landing pages, dashboards, and web interfaces using Figma. Create wireframes, mockups, and prototypes, conduct UX research, implement user feedback, and ensure visual consistency. Collaborate with marketing and front-end developers to align designs with branding and functionality, prioritize multiple projects, and optimize usability and accessibility across Ultahost platforms.

Oversee website content creation, optimization, and publishing. Lead a small team of writers and translators, maintain brand voice and CMS structure, run SEO and UX improvements, coordinate with product/design/dev teams, conduct content audits, develop content calendars, and monitor analytics to improve traffic and conversions.

Serve as the primary customer success contact for hotel clients, helping them adopt, optimize, and expand use of the company’s SaaS platform. Responsibilities include strategic business reviews, data-driven coaching, renewal and expansion support, issue resolution, onboarding transitions, product feedback, and customer journey improvements. The role is remote, requires West Coast residence, executive-level communication, and travel up to 35% for client meetings and industry events.

Provide timely, professional customer support via live chat, resolve inquiries, recommend products using product knowledge, collaborate cross-functionally, and continuously improve service skills.

Design and productionize ML models and agentic systems for intraday financial alpha generation. Build data pipelines, experiment frameworks, and portfolio optimization methods. Collaborate with quants and engineers to move models from research to live trading environments.

Leads end-to-end QA for web and mobile applications, including test planning, execution, reporting, performance testing, security testing, defect management, and release quality assurance. Implements test automation and CI/CD integration while collaborating with product managers, developers, and international teams. The role also drives QA initiatives, investigates vulnerabilities and bottlenecks, and improves quality processes in a fast-paced startup environment.