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

Own and deliver scalable software features within dynamic squads, collaborating with product, design, QA, and engineering. Responsibilities include feature development, API and microservices work, testing, code reviews, Git workflows, performance optimization, Kubernetes/Azure/Cloudflare infrastructure management, documentation, demos, and mentoring junior engineers. The role requires JavaScript/TypeScript, databases, Web3 familiarity, independent execution, strong communication, and AI-supported development workflows.

Manage onboarding, implementation, adoption, and ongoing relationships for enterprise governance-platform clients. Advise customers on corporate law and governance workflows, interpret corporate documents, configure governance data, deliver training, resolve issues, identify expansion opportunities, track success metrics, and collaborate with Product, Sales, Implementation, and Support teams to improve client outcomes and internal processes.

Lead all-up-round testing for tactical solid rocket motor propulsion systems, including warhead and ESAD integration, static-fire and flight test execution, instrumentation, data review, anomaly investigations, and formal reporting. Coordinate government range authorities, safety organizations, logistics, airspace requirements, and test approvals. Manage explosive-material handling, hazardous shipping documentation, chain of custody, and compliance with DoD, ATF, DDESB, DOT, and applicable STANAG requirements.

Lead Fireflies’ creative direction and emotional brand identity. Develop memorable campaign concepts across film, social, OOH, digital, events, partnerships, and other channels. Translate human insights into stories, visuals, language, characters, and experiences, then guide work from concept through production and launch. Collaborate with designers, writers, marketers, founders, agencies, and creative partners while maintaining high standards for brand quality and consistency.

Design and develop scalable AI-powered full-stack applications using Java, Spring Boot, React or Angular, microservices, REST APIs, cloud platforms, and event-driven systems. Integrate generative AI, LLMs, RAG, embeddings, vector databases, semantic search, prompt engineering, and AI guardrails. Build secure, tested, observable, containerized applications with CI/CD pipelines while collaborating with product, architecture, data science, QA, and DevOps teams.

Generates qualified sales opportunities for Regional Partnerships Directors through outbound prospecting, inbound lead follow-up, account research, lead nurturing, and relationship development with K-12 district leaders. The role researches accounts, engages prospects across phone, email, and LinkedIn, qualifies opportunities, schedules discovery meetings, maintains CRM records, supports campaigns and conferences, and contributes to territory growth. Travel up to 20% is required within the assigned territory.

Lead client engagements on benefits strategy, plan design, open enrollment, and administration. Stabilize operations, manage carriers/brokers, execute transitions and platform migrations, ensure compliance, advise on cost optimization and multi-state/global expansion, and expand client relationships.

Remote unpaid 5–6 month internship producing blog, website, newsletter, and social media content. Researches topics, drafts marketing copy and product descriptions, edits and proofreads for consistency, collaborates on content ideas, and tracks trends to improve engagement while gaining mentorship and portfolio pieces.

Work with clients and technology teams to gather and translate business requirements into technical user stories and solutions, propose process improvements, and communicate effectively with stakeholders. Assist in analytical solution delivery and may write/execute SQL queries.

Provide technical and training support to North American commercial sales, identify and develop water/wastewater treatment solutions, design and execute trials, maintain and grow product lines with R&D/Product Management, build customer and internal technical relationships, document product validation, and act as a safety leader. Manage portions of a product line or SBU with minimal supervision.