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

Lead the Discover Phase by conducting user research, defining project scope, and creating information architecture and early-stage prototypes to set product design strategy.

Design, develop, test, optimize, and deploy large-scale Spark/Scala data processing and ETL pipelines on Cloudera Hadoop. Collaborate with data scientists and analysts, ensure data integrity and security, troubleshoot performance, and implement version control and CI/CD for Spark applications.

Senior full‑stack developer responsible for building maintainable, scalable web applications using .NET, React/Next.js and Azure. Design RESTful APIs, implement CI/CD with Git/YAML, write unit tests, use non-relational databases (Cosmos DB/MongoDB), and collaborate in Agile teams to deliver robust solutions.

Design, build, and maintain large-scale data pipelines and ETL processes using PySpark/Apache Spark, SQL/NoSQL stores, Hadoop, and Kafka. Work with cloud platforms (AWS/Azure/GCP), data lakes and warehouses, and Python for data manipulation. Lead projects, perform systems analysis, ensure delivery under deadlines, and collaborate across teams. CI/CD and containerization experience is a plus.

Design, build, and optimize native Android applications. Integrate RESTful backends, implement responsive UIs, handle offline storage and threading, use sensors, and automate code quality and CI/CD pipelines.

Lead and mentor a full-stack team to design, build, and maintain Java Spring Boot microservices and React frontends. Own architecture, CI/CD, cloud deployments, API integration, code quality, testing, and stakeholder communication in an Agile environment.

Lead data strategy, design scalable data architectures and pipelines, and apply advanced analytics/ML to generate business insights. Mentor teams, collaborate cross-functionally, drive data governance, and use cloud and big data tools to build and visualize data solutions for financial clients.

Lead refactor and modernization of a legacy Spring MVC app to Spring Boot 3.3 on JDK 17, migrate caching from WebSphere Extreme Scale to Redis, containerize on OpenShift/Kubernetes, provide architectural leadership, drive performance tuning and testing, collaborate with OpenShift architect, and produce migration documentation and roadmaps.

Design and deliver complex data models (100+ tables) across on-prem and cloud environments using Data Vault 2.0 and dimensional methodologies. Work with Snowflake, Redshift, Hive and related big data tools, collaborate with product, dev, DBA and governance teams, implement Kimball/Inmon techniques, and support data governance, MDM, profiling, lineage and quality. Must overlap Pacific time for daily standups.

Senior backend developer responsible for designing and building Java-based microservices using Spring Boot, Kubernetes, Docker and AWS. Work with Kafka/ messaging, REST APIs, OAuth security, JSON/XML, PL/SQL, and Unix/Linux environments. Collaborate in agile/scrum teams and communicate effectively across distributed teams.