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

Design, develop, test, release, and maintain high-performance React web applications and related APIs. Collaborate with product, design, backend, and QA teams; write reusable code and tests; implement CI/CD and automated testing; optimize performance and mentor junior developers.

Lead the PIM/MDM product strategy and roadmap to ensure accurate, enriched product data. Establish data governance, integrate PIM/MDM with ERP, e-commerce, CMS and marketplaces, automate onboarding/enrichment workflows, define KPIs, and collaborate with Marketing, Supply Chain, and Engineering to improve data-driven customer experiences.

Act as IVR Business Systems Analyst for collections using NICE CXone: gather and document requirements, design and validate IVR call flows and integrations, create and execute test plans (functional, regression, integration, UAT), track defects, ensure compliance, and support releases and deployments.

Design, develop, test, release, and maintain React Native mobile apps and backend APIs. Build low-latency, responsive UIs, write unit tests, implement CI/CD and automated testing, monitor performance/crashes, debug issues, collaborate with product and cross-functional teams, and mentor junior developers.

Lead architecture and implementation of Java Spring Boot microservices for scalable, resilient cloud-native systems on GCP. Define best practices, design APIs and event-driven services, ensure observability, security, and CI/CD, mentor teams, and collaborate with DevOps and product to drive architectural consistency and cloud optimization.

Design and deliver high-fidelity interfaces and interactive prototypes for transactional retail workflows (search, quoting, inventory, payments). Adapt designs for varied retail hardware, contribute to a centralized design system, collaborate with developers to ensure feasibility within routing-layer architecture, and iterate based on discovery and pilot feedback to reduce friction in payment and quoting tasks.

Lead reverse-engineering of TIBCO BW/MFT processes, document business rules, and reimplement them as modular Java/Spring Boot microservices. Migrate protocols to Kafka/RabbitMQ/REST, ensure data consistency, and perform performance testing to match legacy SLAs.

Design, build, and maintain Java/J2EE multi-layer applications and APIs. Collaborate with architects and DevOps to implement CI/CD, code quality, testing, and database solutions (DB2/Oracle, PL/SQL). Support cross-team delivery, resolve technical roadblocks, and drive process improvements in an asset management/financial services context.

Design, develop, and maintain automated test frameworks for front-end and web services. Integrate tests into CI/CD, write unit/component/integration/functional/performance tests, debug front-end and API issues, collaborate with Agile teams, and improve test coverage, release velocity, and production health. Work uses Groovy/Geb and Java/HttpClient and may involve contact center integration.

Design and enforce architecture and engineering best practices for Azure-based microservices. Create solution artifacts, ensure code quality (CI, testing, reviews), containerize and deploy services to Azure (AKS/Docker), integrate cloud storage/databases/security, and provide technical leadership for GenAI/RAG and API ecosystems.