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

Designs, develops, tests, and implements client, server, and web-based applications. Provides mentorship and training to IT staff and end users, responds to support calls, and investigates, resolves, and documents incidents and problems.

Volunteer Principal Front End Developer to build React/React Native web and mobile features, mentor engineers, implement scalable full‑stack solutions, ensure cross‑browser compatibility and testing, work with Node/MongoDB/AWS, attend weekly standups, and support a fundraising launch. Minimum 4 hours/week commitment.

Volunteer marketing strategist to research market fit and competitors, plan and execute integrated paid and social campaigns, optimize online presence and lead-nurturing, analyze campaign performance, and support content, product launches, and fundraising. Requires collaboration with team, weekly meetings, and minimum 4+ hours/week commitment.

Develop, maintain, and optimize mission-critical backend APIs and scalable cloud services for web and mobile clients. Implement secure, high-performance systems, automated tests, observability, and technical documentation. Mentor peers, follow best practices, and support a proof-of-concept launch and fundraising activities as a volunteer contributor.

The Insurance Producer will market and sell personal lines insurance, assess client risk, build relationships with real estate professionals, and provide direction to specialists, driving new business growth.

Develop and maintain web-based applications using .NET/C#, JavaScript, HTML/CSS, SQL and Oracle/SQL Server. Perform root cause analysis, collaborate with teams for requirements, follow Agile SDLC, present change demonstrations, and use Azure DevOps/Jira for lifecycle management. Implement and maintain Blazor components.

Senior .NET Web App Developer responsible for designing and building .NET web applications, implementing Oracle PL/SQL solutions, using Entity Framework and Blazor, applying design principles, producing technical documentation, performing performance tuning, and collaborating in Scrum/Agile teams with Bitbucket, JIRA, Tempo, and Confluence.

Design, develop, and execute automated tests, perform API and performance testing, identify and document defects, collaborate with cross-functional teams to ensure product quality and resolve issues.

Build and maintain reproducible data pipelines, experiment orchestration, CI/CD for models, Terraform-based ML infrastructure, observability, security controls, and automation to deploy and operate ML systems in production.

Design, train, and deploy scalable ML models (generative, classification, regression). Define feature roadmaps, collaborate with engineering to implement code and APIs, adapt ML methods for distributed/GPU environments, and create evaluation/annotation programs for fine-tuning and performance measurement.

Own net-new enterprise sales to AI-native companies and large enterprises. Run complex multi-stakeholder deals end-to-end: build champions, construct business cases, negotiate multi-year contracts, manage procurement, partner with product/engineering, maintain pipeline and CRM, forecast accurately, and travel periodically for accounts and events.

Lead and mentor a team of engineers while contributing hands-on to complex features. Define architecture, drive development best practices, conduct code reviews, coordinate cross-functional requirements, and ensure timely delivery of high-quality ecommerce marketplace software.

Provide technical support for developer customers, resolve inquiries, create and maintain tutorials and content to improve self-sufficiency, minimize engineering interrupts, and collaborate with cross-functional teams on support strategies.

Design and manage financial systems for accurate cashback calculations, build and maintain reconciliation processes, ensure data integrity for yield-bearing instruments, collaborate with compliance, and partner with cross-functional teams to improve financial system efficiency.

Design, build, and maintain scalable cloud or hybrid infrastructure with automated CI/CD, monitoring, and cloud optimization to ensure 99.9% uptime. Lead migration efforts, implement monitoring and performance strategies, and collaborate with cross-functional teams to maintain platform stability.

Design, build, and maintain scalable data pipelines, data lakes, and databases; ingest and map customer financial datasets; monitor pipeline reliability; translate business requirements into data flows and analytical insights to ensure high-quality, usable data.

Manage prospective student leads from inquiry through enrollment by phone. Understand students’ study and career goals, recommend suitable courses, qualify and progress leads, conduct follow-ups, maintain CRM records, and meet sales and enrollment KPIs. The role requires consultative communication, organization, pipeline management, and independent work in a remote environment.

Develops sales product and channel strategies, performance KPIs, reporting, go-to-market plans, and business opportunities. Analyzes trends and utilization to improve sales effectiveness and market share. Leads strategic initiatives and projects, translates strategies into executable roadmaps, manages timelines, communicates priorities and metrics, and advises senior leaders while coordinating cross-functional stakeholders.