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

Lead and scale core people operations across performance management, compensation, employee relations, onboarding/offboarding, HRIS, payroll, and global compliance (US, India, EU). Advise managers, build career frameworks, run calibration cycles, manage immigration processes with counsel, and design scalable people systems for rapid headcount growth.

Own and deliver reliable, secure software in a regulated healthcare environment. Drive solutions from ambiguity to production, build automation to reduce developer toil, mentor engineers, champion AI-assisted coding, and optimize database performance and schemas.

Senior full‑stack engineer focused on .NET and UI/UX modernization for cleared federal systems. Design and build C#/.NET enterprise apps, integrate with MS SQL/Oracle, conduct user research, create wireframes/prototypes, improve workflows and usability, and collaborate across engineering, QA, and operations within secure environments.

Manage and optimize app performance marketing campaigns on Paid Social and DSP channels to drive user acquisition. Run creative testing, present weekly performance and optimization recommendations, maintain media-buying project trackers, and lead AI research to improve growth tooling. Own day-to-day campaign management and KPI-driven optimization.

Join Feed Media Group as a Full Stack Engineer to build new features for music streaming applications, collaborating with diverse teams and using modern technologies.

The Business Development Representative will prospect and qualify sales leads, manage current accounts, and provide customer support.

Perform a mix of field and office work capturing and analyzing generator controls data, developing test plans, running simulations, and documenting results. Train in power systems, controls tuning, protection, and modeling to become a generation controls subject matter expert.

Own full-cycle new business sales for net-new ERP opportunities: prospect, qualify, negotiate, and close six- to seven-figure SaaS deals. Build pipeline through outbound activity and industry networking, lead discovery with finance and operations stakeholders, manage complex multi-stakeholder buying committees using formal sales methodology, and maintain forecasting and pipeline hygiene in Salesforce while partnering with Solutions Consulting and Professional Services.

Serve as the primary HR Business Partner for Sales and Operations, handling employee relations, investigations, performance management, compliance (FLSA/FMLA), and designing workforce strategies and programs to improve engagement, retention, and frontline performance.

The Senior Machine Learning Engineer will design, prototype, build AI systems, evaluate ML models, and improve Vectara's AI Agents with a focus on reliability and performance.