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

Design, build, test, and deploy smart contracts and decentralized applications. Maintain blockchain integrations and backend services, optimize for security and gas efficiency, contribute to architecture and technical strategy, conduct code reviews, mentor junior engineers, and collaborate with product, frontend, and security teams.

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 brand, growth, and community strategy for an early-stage dating app. Acquire initial users via content, social, partnerships and experiments, define brand voice, connect with early adopters, and own growth metrics pre- and post-funding as a founding team member.

Own Tier 2/3 escalations for payment processing, API integration, and SaaS platform issues. Troubleshoot across payment rails, third-party integrations, and internal systems (PostgreSQL, Firebase, JetAdmin). Build and maintain AI agents and automation to reduce ticket volume. Partner with Product and Engineering to resolve systemic issues, document root causes, and serve as a technical escalation resource for frontline support.

Design, harden, and scale Snowflake and AWS data platforms, build dimensional data models and resilient Airflow pipelines, optimize complex SQL, develop dbt semantic layers, deploy ML models in AWS, integrate AI/LLMs into workflows, and build data APIs (FastAPI/Flask) to enable enterprise analytics and operational ROI.

The Campaign Operations Manager will manage lead operations, optimize Marketo and Salesforce integrations, and oversee campaign execution processes.

As a Senior Systems Engineer, you'll design high-performance data management systems, optimize for scalability, solve distributed challenges, and collaborate with the team to maintain code quality. Requires strong backend development and systems programming expertise, particularly in Rust.

The Sales Development Representative will prospect independently, book meetings for Account Executives, maintain CRM data, and contribute feedback on messaging and competition.

The Account Executive will drive bookings and manage enterprise sales processes, generating pipeline and providing technical insights for mobile engagement solutions.

Provide remote executive support including calendar and travel management, call/email screening, briefing prep, vendor and project deadline tracking, document preparation, CRM data entry, and ad hoc administrative tasks.