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

Lead growth and communications by owning copy across channels, running acquisition and paid campaigns, building creator/community partnerships, tracking KPIs, shaping brand narrative, and creating multi-format educational and promotional content to drive user acquisition, activation, and engagement.

Lead design and operation of the Synapse Everywhere external API platform: define API surface and guarantees, translate product and clinical requirements into contracts, own reliability and on-call incident response, provide technical mentorship and code reviews, and design scalable, secure cloud-native solutions (k8s, LLMs) with strong developer experience.

Modernize a legacy, mission-critical system by implementing backend domain services in TypeScript/Node.js, extracting business rules from legacy Java/PL/SQL, ensuring financial-grade correctness and auditability, delivering full-stack vertical slices (React to AWS CDK), using AI-agent development tools, and maintaining CI/CD with automated testing.

Design, build, and maintain scalable backend services in C#/.NET powering payment routing, connector management, and platform configuration. Build secure, observable APIs and high-volume transaction processing systems, collaborate across Product/AI/Engineering, mentor junior engineers, drive architecture and standards, and own full lifecycle from requirements to deployment.

Manage CertiK's LinkedIn corporate page and employee account matrix, produce AI-assisted content, analyze engagement metrics, and monitor LinkedIn trends and cross-platform activity to grow brand influence and optimize content strategies.

Manage and grow contributed-revenue pipeline through grant writing, reporting, donor communications, prospect research, and pipeline tracking. Collaborate with Communications, support fundraising strategy, maintain Salesforce records, and assist with events and development operations.

Sell non-asset based 3PL services nationwide by finding and closing new shippers, building a book of business, developing prospecting systems, coordinating with brokers to maximize load volume, and managing accounts through proposals, presentations, and follow-up.

Design and build intuitive Android and iOS applications that present vehicle telemetry and controls. Integrate cloud services and backend APIs, develop cloud server components, collaborate with cross-functional teams, follow SDLC best practices, and maintain documentation and code quality.

Implement Workday Recruiting solutions for clients: gather requirements, design, prototype, configure offer letters/requisitions, test, deliver HR process alignment, mentor consultants, support sales scoping, and travel to client sites as needed.

Own and coordinate portions of annual budgeting, monthly forecasting, and project-level financial operations for development and construction projects. Prepare models, analyze budget-to-actual variances, provide liquidity forecasts, assist treasury and investor reporting, and collaborate across teams to develop assumptions and drive efficiency and ad-hoc financial analyses.