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

Review, label, and QA datasets for AI/ML training; maintain trackers, databases, and dashboards; follow annotation guidelines and SOPs; prepare and clean data; document processes; collaborate to resolve data queries while ensuring confidentiality and timely delivery.

As a founding full-stack engineer, design, build, and deploy core backend services, oracle/watchtower infrastructure, and borrower-facing applications. Integrate Bitcoin transactions, PSBTs, and Discreet Log Contracts, manage SQL/NoSQL databases, contribute to architecture decisions, and wear multiple hats in a fast-paced, early-stage environment.

Lead development, tuning, and optimization of incrementality and attribution models for podcast advertising. Build, test, and refine statistical models on large datasets, collaborate with product and data teams, translate findings into actionable insights, and improve measurement methodologies to quantify ad impact.

Own the entire post-sale client lifecycle: onboard customers, review AI-generated compliance documents, deliver updates from regulatory monitoring, run upsell campaigns, retain and expand accounts, and feed product feedback to the founder. Build processes and define client success at an early-stage SaaS startup.

SynX Therapeutics, a biotech start-up, invites speculative applications for future roles related to drug discovery and engineered biology.

Build and iterate on a cloud-native SaaS platform end-to-end (backend, DB schema, React UI). Implement agentic automation, payer/EHR integrations, ensure AWS-hosted reliability and HIPAA-compliant data handling, and contribute to architecture and product decisions.

Design, build, and deliver front-end features with strong UX focus. Own technical design, coding, testing, deployment, and monitoring in a continuous delivery, microservices environment. Collaborate with Product, implement automated QA practices, and contribute to production deployments while practicing robust testing methodologies.

Build and nurture relationships with benefits consultants and brokers, educate them on LearnLux product and roadmap, gather consultant feedback for internal teams, partner with sales to source and support leads, and share best practices to grow consultant partnerships across the Eastern US.

Own full sales cycle for an HR-focused SaaS product: prospect, qualify, negotiate, and close deals. Manage pipeline in HubSpot, collaborate with marketing and customer success, and identify market expansion opportunities in HR tech and performance management.

The role involves designing, developing, and maintaining software applications. Collaboration with cross-functional teams is expected, alongside optimizing existing systems.