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

Design, develop, optimize, and deploy high-performance Spark/Scala data processing applications and ETL pipelines within the Cloudera Hadoop ecosystem. Collaborate with data scientists and analysts, ensure data integrity and performance, troubleshoot Spark/Cloudera issues, and implement version control and CI/CD for Spark applications.

Entry-level developer working with Python or JavaScript to design, build, test, and maintain software. Collaborate with senior developers, participate in code reviews, debug, and learn new technologies while contributing to the full software development lifecycle.

Architect and lead design of scalable, secure solutions across backend, frontend, and data platforms. Lead Java (Spring Boot) APIs, Python data processing, big data (Spark/Hadoop), microservices, RESTful APIs, Angular front-ends, CI/CD, containerization, and cloud-native deployments. Provide architectural guidance, conduct code reviews, mentor engineers, and collaborate with product and DevOps teams to deliver production-ready systems.

Lead development of high-performance Java backend applications across the full lifecycle. Design and implement REST APIs, ensure multithreaded synchronization on multicore systems, apply enterprise architecture and OOP best practices, use Spring/Hibernate and Oracle PL/SQL, work in Agile with global teams, and communicate with business stakeholders.

Lead product strategy and delivery for content- and marketing-driven web experiences, prioritizing SEO, personalization, experimentation, and analytics. Define MVPs/MRPs, manage Agile backlog and release planning, embed optimization tools and AI-enabled prototyping, and coordinate cross-functional teams to ensure discoverable, measurable, and personalized product features.

Lead architecture and hands-on development of a scalable, high-performance React-based frontend using Micro Frontend patterns and SSR/CSR hybrid strategies. Optimize performance (lazy loading, tree shaking, edge caching), integrate with a Spring Boot BFF and GraphQL, deploy on GCP, and mentor frontend engineers to drive best practices for state management, security, and scalability.

Design, develop, and optimize prompts for conversational AI and integrate them into NLP/LLM systems. Build RESTful APIs (Python/Django/Flask) and React front-ends, evaluate prompt effectiveness with metrics and user feedback, collaborate with product, UX, and data teams, and document prompt engineering methodologies.

Perform data cleansing, ETL, and preprocessing; analyze Retail CPG sales, inventory, and customer data; build predictive models for forecasting and segmentation; research and deploy Agentic frameworks and intelligent agents; produce visualizations and communicate insights to cross-functional stakeholders to optimize supply chain, marketing, and customer experience.

Lead and deliver design work across projects—create and review comps, branding, graphics, layouts; contribute information architecture; set objectives and drive project delivery; coordinate offshore resources; ensure technical feasibility and handoff to developers.

Lead reconciliation data analysis for cash, stock and position records. Gather requirements, document functional specs, validate solutions, support production deployments, investigate data quality and work with technology leads to ensure data completeness and lineage.