Top Senior Level Jobs in Denver & Boulder, CO

Lead the engineering effort for a seed-stage dating app: audit and improve the existing codebase, design and build v2 (mobile and backend), implement real-time features, define engineering standards, scale infrastructure on AWS, and, after fundraising, hire and mentor a small team while shaping the technical roadmap.

Own and assess the existing Flutter codebase, recommend improvements, architect and build a 2.0 version post-funding, implement real-time features, scale infrastructure (NestJS, MongoDB, AWS), set engineering standards, and hire/mentor a small engineering team as a founding technical leader.

Lead Riot's multi-discipline data center engineering organization (mechanical, electrical, controls), set technical standards and QA/QC, approve designs at key milestones, oversee consultants and vendors, develop engineering talent, and represent engineering in cross-functional and executive decision-making.

Lead and build the DevSecOps function: implement SOC 2 controls, automate compliance and evidence pipelines, own cloud security posture, CI/CD security gates, vulnerability management, and AI-assisted auto-remediation to embed security as code across the developer lifecycle.

Lead architecture and scaling of an automated, AI-driven vulnerability detection and remediation platform across cloud, containers, and applications. Correlate SAST/DAST/SCA findings, implement AI-assisted triage, run red/purple team validation, and build automated remediation pipelines integrated into CI/CD for continuous compliance and risk reduction.

Serve as primary partner contact managing onboarding, renewals, and growth for higher-ed clients. Drive enrollment and retention goals, report on metrics, remove barriers for learners, design scalable processes, and coordinate cross-functional teams to improve partner satisfaction and outcomes.

The MBSE Core Capabilities Engineer leads Tools and Infrastructure for Model-Based Systems Engineering, providing expertise in tools and collaboration across sectors, while supporting MBSE adoption and organizational change management.

The MBSE Core Capabilities Engineer supports Model-Based Systems Engineering by advancing tools and infrastructure, collaborating with teams, and improving adoption of MBSE methods.

Lead development and integration of launch segment concepts and requirements, coordinate with launch providers and internal teams, manage interface definition, safety, materials, and launch campaign execution, and provide technical writing and proposal support for launch systems.

Lead strategy, engineering, and lifecycle management for enterprise directory and machine identity platforms. Own Active Directory, Entra ID, PKI/CLM (e.g., Venafi), HSMs, hybrid identity integrations, automation/IaC, resilience, and governance while driving platform roadmaps, modernizations, and cross-functional IAM collaboration.

Lead strategy and execution of an omni-channel lifecycle program for 2M+ monthly users across email, push, in-app, and web. Own Braze integration, lifecycle roadmap, calendar, reporting, AI-driven automation, and cross-functional delivery while hiring and managing a lifecycle team to improve activation, retention, and LTV.

Lead AI-native product design for Apollo's Extension and Admin surfaces. Collaborate with PMs, engineers, and AI teams to prototype, test, and ship explainable, trustworthy LLM-driven experiences. Contribute to the design system in Figma, run user research and experiments, and ensure cross-surface consistency and high-quality execution.

Manage relationships with third-party administrators, vendors, brokers, and Korea-based clients. Negotiate domestic and international vendor and client contracts and SLAs, monitor vendor performance, lead renewals, handle claims escalations, deliver Korean-language onboarding presentations and materials, translate portal/content, and pursue new business opportunities with brokers.

Lead architecture, modernization, and development of Group Insurance applications. Modernize mainframe monoliths into Java microservices and micro-frontends on cloud, mentor distributed Agile teams, collaborate with enterprise architecture, product owners and infrastructure, and enable test automation and integrations. Approximately 10% domestic travel.