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

Build and own full-stack services and APIs enabling businesses to offer and manage 401(k) plans. Design scalable features, evolve system architecture, establish engineering best practices, collaborate with product, design, compliance, and operations, debug production issues, and improve reliability, observability, and operational tooling. The role requires end-to-end system ownership, production support, and cross-team technical influence.

Build and scale Gusto's ML/AI platform: design MLOps solutions, automated pipelines, model development frameworks, deployment, monitoring, CI/CD, and observability; collaborate with ML engineers and apply AI tools and best practices to production ML systems.

Resolve payroll tax notices for customers by researching discrepancies, communicating with government agencies, documenting cases, collaborating with cross-functional teams, and using AI tools to improve processes while delivering excellent customer service.

As a Senior Software Engineer, you'll implement collaboration features, support team architecture, work across tech stacks, and improve developer experience.

The Staff Software Engineer will lead full-stack initiatives, improve system quality, drive technical direction, and mentor peers in a collaborative environment.

Create and maintain simulation-ready entities and wargaming scenarios in AtomEngine. Research platform performance, configure and test entities, tune behaviors, document entity catalogs, and collaborate with product and engineering to identify bugs and improve authoring workflows.

Lead and scale U.S. public sector contracting: draft and negotiate SaaS/cloud and subcontract agreements, advise on FAR/DFARS/GSA/FedRAMP compliance, support RFPs and audits, build legal playbooks, and partner with cross-functional teams to mitigate regulatory and export control risk.

Join MongoDB's Query Execution team to improve the database's core execution engine, build high-performance query features, and mentor team members. You will drive roadmap initiatives and ensure production-ready code for complex analytical workloads.

Lead MongoDB's global strategic events strategy, governance, and execution. Build and manage a distributed events team, drive AI-native operations, own multi-million-dollar budgets, partner with cross-functional stakeholders to generate pipeline and revenue, and shape flagship conferences, summits, and partner activations with measurable ROI.

The Deputy Chief Engineer will lead technical execution for a missile defense program, ensuring integrity in structural analysis and promoting cross-functional teamwork.

Lead the technical execution of a missile defense program, ensuring structural integrity through analysis and validation of models while managing cross-functional teams.

Oversee development of spacecraft GNC systems, from architecture to flight operations, design algorithms, and mentor junior engineers.

Serve as HRIS systems owner for recruiting and HR technologies: manage integrations, configure systems, drive AI-enabled improvements, support stakeholders, deliver training, monitor adoption, and report on system performance.

Support design, deployment, automation, and troubleshooting of large-scale 5G transport and core routing infrastructure. Configure and activate network devices, validate integrations, document procedures, and collaborate with vendors and cloud teams to maintain network reliability.

Partner with HR and business leaders to design and analyze compensation programs. Conduct market pricing and cost analyses, maintain salary structures, advise on pay and incentives, administer executive compensation, improve HR processes through automation, and support total rewards operations and communications.

Manage a portfolio of enterprise hospitality and event clients, drive retention and growth, ensure shift fulfillment to meet SLAs, forecast account metrics, deliver business reviews, and collaborate cross-functionally to resolve escalations and expand WorkWhile’s presence.

As an Enterprise Account Executive at Scrunch, you will manage complex sales cycles, closing 6-7 figure deals, and collaborating with stakeholders in an AI-focused market.

Lead planning, resourcing, execution, and delivery of enterprise projects. Track milestones, manage stakeholders and vendors, report progress, recommend schedule/cost adjustments, and update project information in IDeaS CRM while improving processes and ensuring quality.

As a Sales Engineer, you'll modernize industries through IoT solutions, support customer engagement, and drive technical sales processes.

Manage end-to-end deployment and adoption of Samsara’s IoT solutions for enterprise customers. Develop launch plans, track implementation progress and account health, train diverse stakeholders, explain platform capabilities, and drive quick time to value. The role manages multiple customer engagements while collaborating with Sales, Support, Sales Engineering, and Product to deliver successful implementations and strong customer relationships.

As a Sales Engineer at Samsara, you will help modernize industries through IoT solutions, engaging with customers to implement technology that enhances efficiency and sustainability.

Lead Dropbox's unified media strategy across brand and performance. Own full media budget, channel mix, measurement, agency and in-house operating model, AI-enabled workflows, and team leadership. Partner with Growth, Sales, and Marketing Data Science to connect media to revenue through rigorous attribution, incrementality testing, and media mix modeling.