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

Build and maintain high-performance iOS mobile applications using React Native. Collaborate with designers, product, and backend teams to implement features, integrate RESTful APIs, optimize performance, debug issues, write clean code, participate in code reviews, and keep up with mobile development best practices.

Lead data strategy, architecture, and governance. Design and oversee data lakes, warehouses, and ETL/ELT pipelines. Support analytics, ensure data quality/security/compliance, evaluate data technologies, and mentor a team of engineers, analysts, and scientists.

Build and maintain responsive, accessible, high-performance frontend applications using modern frameworks. Contribute to greenfield and legacy modernization, follow code quality best practices, leverage AI-assisted tools and LLM prompting, collaborate with product, design, and backend teams, and ensure reusable components, cross-browser compatibility, and performance optimization.

Lead large, complex projects from initiation through closure. Develop project charters and plans, manage budgets and resources, identify and mitigate risks, enforce quality standards, mentor team members, communicate with executives and stakeholders, and ensure on-time, on-budget delivery with documented lessons learned.

Build and maintain cross-platform mobile apps using React Native. Convert UI/UX designs to responsive interfaces, create reusable components and design systems, integrate REST/GraphQL APIs, handle authentication and WebView integration, write unit and E2E tests, optimize performance, participate in code reviews, and support App Store and Play Store releases.

Lead extraction and modernization of business decision logic for Credit Loss Mitigation. Design BRMS- and DMN-driven architectures, create BPMN workflows, enable rule governance, testing, and policy simulation, and collaborate with stakeholders to migrate hard-coded rules into centrally managed decision services.

Design user flows, wireframes, mockups, and interactive prototypes; create user-friendly, accessible UI components; conduct user research and usability testing; maintain design systems and style guides; collaborate with product managers and developers to ensure consistent brand and UI standards across digital products.

Design, develop, and maintain full-stack web applications using Java/Spring Boot backends and Angular frontends. Build RESTful APIs and microservices, implement fault tolerance (Hystrix/circuit breakers), event-driven solutions with Kafka, and observability (SLI/SLO). Deploy and manage services on Kubernetes and AWS, collaborate with cross-functional teams, mentor junior developers, and ensure system reliability and performance.

Senior Front End Developer who architects REST APIs (Java/Node.js) and builds Angular-based SPA configurations. Own end-to-end integration and onboarding flows, manage CI/CD with Jenkins and Sonar, implement QA automation, and monitor production with Datadog and Splunk. Lead troubleshooting, test matrices, and release management to ensure production readiness.

Customer-facing Forward Deployed Engineer who architects, implements, and optimizes agentic AI proofs-of-concept and enterprise deployments. Leads solution design, agent orchestration, platform development, performance optimization, and cross‑functional delivery while mentoring distributed technical teams and ensuring production-ready MLOps, FinOps, and security/compliance practices.