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

Executes trade show and event programs across multiple brands, including logistics, vendor coordination, lead capture, budgets, collateral, and post-event reporting. Manages organic social media calendars, copy, design, short-form video, community engagement, paid social support, and monthly performance reporting. Also coordinates event email campaigns and sales handoffs. Requires strong organization, writing, project management, graphic design, and budget-reporting skills, with approximately 25% travel.

Lead architecture and hands-on implementation of a full-stack platform and production AI systems (LLM integration, RAG, agentic workflows). Ship user-facing features across frontend, backend, data pipelines, infrastructure, testing, and monitoring. Set technical direction, tooling, and engineering practices while partnering with product and program teams.

Execute trades per firm strategies, monitor crypto markets, analyze charts and indicators, follow market news, apply risk management, record and review performance, use trading platforms, and continuously develop trading skills under mentorship.

Provide remote executive support including calendar and travel management, call/email screening, briefing prep, vendor and project deadline tracking, document preparation, CRM data entry, and ad hoc administrative tasks.

Execute and own demand-generation across email/newsletters, events, content, and paid ads. Work with the founder on strategy, run campaigns end-to-end, measure outcomes, and attend a few events yearly. Role is full-time in-person (Denver) on a four-day work week.

Manage a caseload of in-process life insurance applications from initial application through underwriting and placement. Obtain client requirements, review underwriting decisions, coordinate with carriers and vendors, and master relevant workflows and software systems. Collaborate with sales, customer service, customer success, and quality assurance teams on process improvements. Maintain timely, accurate, and customer-focused case handling while communicating effectively with clients and internal stakeholders.

Manage inbound phone leads from prospective life insurance customers, explain coverage and industry terminology, and guide customers through the application process using a consultative sales approach. Collaborate with teammates to resolve complex customer needs, meet performance metrics, and improve sales results through coaching and ongoing development. The role is remote, customer-facing, and may include evening and weekend work.

Design, build, and maintain backend services and APIs using Ruby on Rails. Improve performance, scalability, reliability, and write well-tested production code. Collaborate with Product, Frontend, Data Engineering, and QA teams.

Own the cryptographic core: select and evolve MPC/TSS schemes, author protocol reviews, implement and review Rust/Go production crypto, lead audit responses, prepare incident fixes, publish and represent externally, and teach/mentor engineers while scaling the crypto function.

Build and operate production custody systems: signing service, key management, chain integrations, and transaction pipelines. Own end-to-end subsystems, integrate new chains, collaborate with cryptography on threshold signing and key recovery, write post-mortems, and produce clear async design docs and PRs.

Build and maintain cloud infrastructure platforms, automation, deployment pipelines, and developer tooling. Improve reliability, observability, security, and deployment workflows using Kubernetes, Terraform, CI/CD, and scripting. Collaborate with development teams, review code, troubleshoot incidents, maintain documentation, support developers, present DevOps practices, improve scrum processes, and mentor team members.

Own and expand a Three.js-based in-browser solar configurator, build and optimize 3D geometry and design workflows, implement frontend product features, collaborate with backend and computational teams, and ensure performant, stable, and intuitive 3D UX.

Own and expand a Three.js/R3F in-browser solar configurator: build and optimize 3D geometry tools and UX, collaborate with backend and simulation teams, ensure performant real-time rendering, and deliver frontend product features across the Aether platform.

Own and expand a Three.js-based in-browser solar configurator: implement and optimize 3D geometry tools and workflows, build product-facing frontend features, collaborate with backend and computational teams, translate solar physics into usable design tools, define frontend/3D architecture, and ensure performant, stable UX across edge cases.

Design and deploy production recommendation and retrieval engines, build data orchestration pipelines for multiple modalities, implement agentic workflow frameworks, and prototype, optimize, and scale models with monitoring, governance, and low-latency SLAs.

Lead design and delivery of enhancements to a next-generation AI agent platform. Own large features and infrastructure, mentor engineers, set technical standards, drive cross-team initiatives, improve reliability and SLOs, and influence product and process decisions to scale systems supporting millions of interactions.