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

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, train, and deploy ML models for Qur'ān recitation, tajwīd detection, and ASR. Build data pipelines for cleaning, segmentation, labeling, and evaluation. Integrate real-time predictions via APIs or lightweight on-device inference, optimize models for speed and mobile performance, and collaborate with backend developers to ship AI features in the app.

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.

Work across frontend and backend to design, build, and ship annotation and review features; implement ingestion, storage, user management, and annotation pipelines; integrate model inference into workflows; optimize performance for large images/videos; design APIs and collaborate with product, operations, and annotators.

Intern will build Zepho's social media presence, create content, manage influencer relationships, and track performance metrics. This role offers potential for full-time conversion.

Build end-to-end user features under senior guidance: implement REST endpoints in Node.js/TypeScript, microservices in Python, maintain PostgreSQL schemas, process background jobs with QStash/Upstash, deploy to Cloudflare Workers/Pages/R2, write tests, and collaborate with product/design on React UI components.