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

Lead and manage air permitting and compliance programs (NSR, PSD, Title V, state regs), develop permitting strategies, engage regulators, prepare proposals, drive business development, mentor staff, and support ERM's national air quality technical community.

Build and own core payment infrastructure and APIs end-to-end using full-stack skills. Design robust asynchronous systems and state machines (queuing, scheduling, webhooks), collaborate with CTO, BD, and customers to shape product, and set engineering standards and best practices as an early hire.

Own reliability and security of CI/CD and production services: define SLI/SLOs, lead incident response and postmortems, build observability (Datadog), operate Kubernetes and IaC (Terraform), harden pipelines with SAST/DAST/SCA and policy-as-code, and coach teams on reliability and operational best practices.

Own post-sales relationships for a portfolio of Series B+ tech clients, lead implementations and onboarding (including ATS/HRIS API integrations and SSO), develop success plans tied to hiring goals, train client teams, analyze and present ROI metrics, advocate customer needs to product, and drive adoption and upsell across Symbal's AI recruiting platform.

Oversee digital display removal and installation projects nationwide, coordinating scope, schedules, crews, contractors, budgets, safety, and quality. Manage project plans, risks, change requests, reporting, and stakeholder communication while ensuring compliance with company standards and safe field execution.

Work directly with customers to design, deploy, and integrate end-to-end AI evaluation pipelines. Curate data, define annotation schemes, set up LLM-based judges, run initial experiments, produce actionable results, and translate technical systems into practical workflows for users.

Lead onboarding, adoption, and support for courier customers; troubleshoot workflows; analyze customer data for churn risks; surface product feedback; identify expansion opportunities; build scalable CS processes and documentation while collaborating with product, sales, and engineering.

Hands-on internship offering cross-functional exposure to consulting, marketing, HR, operations, sales, partnerships, events, and content. Interns receive mentorship, structured development, real responsibility, and potential consideration for future roles.

Lead product roadmap and execution for a core product line, coordinate cross-functional discovery and delivery, run agile ceremonies, track product KPIs, manage legacy client transitions and new launches, surface risks, and communicate status to stakeholders to drive data-informed prioritization and successful go-to-market outcomes.

Six-month remote SDR internship focused on outbound cold calling US marketing and customer support leaders, using LinkedIn and AI-driven email sequencing. Own end-to-end opportunity creation, maintain HubSpot pipeline, book meetings for founders, and learn sales cycles by sitting in on discovery calls and demos.