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

Lead evolution and governance of TCGplayer's design system, creating reusable components, design tokens, and documentation. Partner with Design, Product, and Engineering to ensure fidelity between Figma and code, improve accessibility and visual language, advance AI-assisted design and design-to-code workflows, and drive scalable patterns and tooling across web and mobile products.

Join as a founding full-stack engineer to build an AI-native enterprise platform (agents, connectors, RAG, workflows). Own end-to-end product areas, design reusable primitives, ensure production readiness, work directly with customers, and shape roadmap and engineering practices.

Lead pre-sales and post-sales technical engagements to help customers adopt Aiven's managed open-source services. Conduct proofs-of-concept, ensure customer stability and enablement, support sales processes, create technical content (blogs, webinars, talks), and travel up to 20% to build and maintain customer relationships.

Provide post-sales technical support and troubleshooting for Fortanix platform; deploy, implement, upgrade, and optimize solutions; reproduce and qualify issues; perform root cause analysis; publish knowledge base content; collaborate with Development, Sales, and QA; and provide 24x7 on-call support as needed.

Build and grow a sales territory across Colorado by meeting contractors and equipment owners, evaluating assets, guiding sellers through auctions, preparing auctions with internal teams, conducting inspections/photography, negotiating agreements, and supporting live and online auction events to generate repeat business and referrals.

Manage global accounting and reporting for a consolidated SaaS company: prepare financial statements, support audits, enhance internal controls, oversee journal entries and reconciliations, handle M&A and ASC 805 valuations, and lead equity accounting and staff support.

Design and implement scalable backend services and web/mobile features for a high-traffic product. Improve reliability, testing, and architecture, participate in on-call/incident response, mentor engineers, collaborate with product and design, and evaluate new tools to boost performance and remove team blockers.

Lead enterprise AI architecture strategy and roadmap; design scalable AI, data, and integration architectures; establish reusable frameworks, standards, and governance; drive platform and technology selection; ensure security, compliance, and responsible AI; partner with business leaders and mentor teams to deliver enterprise-scale AI solutions.

Serve as primary client technical contact from implementation through support, run technical investigations (logs, SQL, Elasticsearch, HTTP), deliver training and documentation, collaborate on product roadmap and remediation plans, present insights and strategic recommendations to senior stakeholders, and drive operational improvements to maximise client value.

Serve as a marketing and business development representative for agency operations in the assigned territory. Identify and visit prospective and existing agencies, provide product training and marketing support, analyze production vs. goals, resolve agent inquiries, manage marketing materials and outreach, and maintain product knowledge. Role requires frequent travel and P&C licensing.