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

The Senior Full-Stack Software Engineer will design, build, and scale backend services and APIs for financial transactions while collaborating with frontend engineers and contributing to technical design.

Generate top-of-funnel pipeline through high-volume outbound prospecting (calls, email, LinkedIn, events). Research target accounts and personas, qualify leads, schedule meetings/demos for AEs, maintain CRM hygiene, share market intelligence, and collaborate with marketing and sales leadership. Strong mentorship and promotion path toward closing roles.

The Senior AI Engineer will develop AI-driven solutions using LLMs, focusing on prompt engineering, integration, research, and data utilization for payment systems.

Full-stack feature-team engineer working across UI, JavaScript, and backend to build scalable investment portfolio management web applications. Gather requirements with product and users, design solutions, implement and deploy code, and operate in Linux environments. Emphasis on strong computing fundamentals, Ruby on Rails proficiency, user workflow understanding, and clear communication.

Lead and scale a global Customer Engineering and Value Engineering organization to drive AI-focused technical discovery, validated edge architectures, ROI modeling, and pre-sales qualification. Build operating rhythms, playbooks, and cross-functional partnerships to accelerate global deployments of GPU-accelerated, edge AI solutions while ensuring technical and commercial rigor across regions.

The Senior Accountant will manage financial operations, assist in reporting, and ensure compliance while supporting the company's transition into the blockchain space.

Own and implement end-to-end product features across the stack (React/TypeScript front end, Ruby on Rails backend, relational DBs, GCP infra). Design APIs and data models, ensure performance and reliability, integrate AI/LLM-powered features, collaborate with product/design/clinical teams, perform code reviews, and mentor junior engineers.

Lead global design and delivery of sales and business-development learning programs. Partner with growth leaders and SMEs to create blended, practice-based learning, manage vendors, measure impact using revenue metrics, coach junior designers, and ensure compliance with global quality and regulatory standards.

Aptitude 8 is building a network of independent 1099 contractors (HubSpot, RevOps, technologists, consultants) for remote, project-based engagements across project management, client services, technology, sales, marketing, and operations. Candidates apply to join the contractor pool; the talent team will follow up for intro conversations and match contractors to engagements.

As a Customer Success Representative, you will support Dubber's channel partners and customers, ensuring high-quality service, onboarding, and retention, while troubleshooting issues and maintaining relationships to drive satisfaction.