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

Lead design, development, testing, and maintenance of high-performance Android and iOS mobile applications. Collaborate with designers, product managers, and engineers to implement intuitive UIs, integrate RESTful APIs and third-party services, optimize performance and security, participate in code reviews, troubleshoot issues, and stay current with mobile technology trends.

The Tax Analyst will support tax product accuracy, expand e-file capabilities, and ensure compliance with tax regulations through data analysis.

Seeking a Senior Full Stack .NET Developer to work on a social good project, with strong skills in C#, AngularJS, design, and UX. Requires 5+ years of experience.

Hourglass Cosmetics invites interested candidates to join their talent community for future opportunities in a diversity-driven environment. Competitive benefits offered.

As a Staff Product Engineer, you'll lead the design and delivery of Vitable's financial systems, ensuring reliability, compliance, and scalability, while collaborating with cross-functional teams in a fintech environment.

Lead a team of engineers in building AI-native music experiences, ensuring quality delivery, managing sprint execution, and developing team skills.

As Supervisor, you manage projects, client relationships, and team dynamics, driving strategic initiatives and ensuring project efficiency with a collaborative mindset.

Execute and maintain nurture campaigns across email, chat, and marketing automation. Manage HubSpot workflows, lead scoring, CRM sync health, and routing. Support website updates, form/CTA QA, SEO and conversion optimization. Run tests, pull campaign data, validate lists, maintain reporting dashboards, and coordinate with agencies and Product Marketing to improve lead-to-MQL performance.

Design, develop, and maintain scalable full-stack web applications. Build reusable UI components, develop backend services and APIs, contribute to architecture, participate in code reviews, mentor peers, collaborate cross-functionally, and reduce technical debt while ensuring high performance and maintainability.

Design and build core LLM platform primitives, safety and observability infrastructure, provider abstraction and evaluation systems, prompt lifecycle and Agent-as-a-Service; collaborate with product teams, document reference implementations, and lead technical standards to enable other engineers to build production AI features.