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

Own and scale the US tax function for startups: manage federal and state corporate and personal tax filings, ensure multi-state compliance, drive automation and process improvements, provide light advisory on compensation and entity structuring, and collaborate with accounting while communicating directly with founders.

Build and scale a fintech platform across accounting, tax, and banking. Own feature lifecycle from design to deployment, write backend and frontend code, improve infrastructure and reliability, and collaborate with product and design to deliver customer-focused features.

Support the sales team by identifying leads, conducting market research, preparing sales materials and proposals, participating in meetings and presentations, and collaborating with cross-functional teams to help drive business development and ensure client satisfaction.

Support international B2B sales through lead generation, prospect qualification, outreach, CRM data hygiene, sales material preparation, market research, pipeline tracking, and cross-team collaboration while learning sales processes.

Support the sales team by researching markets, identifying B2B opportunities, preparing sales materials and proposals, attending meetings, and collaborating with cross-functional teams to help drive client satisfaction and business development.

Edit podcast and raw video into 15-60 second TikTok/Reels microlearning clips. Add captions, music, transitions, and animations; collaborate with hosts to find high-value moments; apply TikTok best practices; maintain a consistent brand style; and monitor engagement to improve future edits.

Volunteer to design, build, and maintain Discord bots using best practices. Write efficient JavaScript/TypeScript code, collaborate via Git/GitHub, respond within 24 hours, and commit ~5 hours/week for 2-3 months. US-based, remote, unpaid role with mentoring and developmental benefits.

Volunteer high-school TikTok creator producing short, engaging videos aligned with Pitch Labs' mission. Responsibilities include editing/posting content, adapting podcast clips and branding tips into micro-content, tracking trends, and collaborating with the team to grow reach.

Design and deliver user-centric web and mobile experiences: wireframes, flows, high-fidelity mockups, and interactive prototypes. Build and maintain design systems, run UX research and usability testing, optimize for accessibility, responsiveness, and performance, and collaborate with product, engineering, and marketing on fintech investor flows.

Design and build scalable native iOS and Android features using Swift and Kotlin. Integrate with backend services, optimize performance, write unit tests, maintain code quality, and lead end-to-end delivery of mobile product modules.

Design, develop, and maintain scalable, high-performance backend and middleware services on the JVM using Java and Spring/Spring Cloud. Build and enhance microservices, work with AWS and Docker, implement SQL/noSQL solutions (MySQL, Elasticsearch), use Git-based source control and JIRA, collaborate across engineering, design, and QA, and mentor teammates while following best practices and Agile methodologies.

The Senior Fullstack Software Engineer will design, implement, and maintain features for Conveyor's SaaS platform, involving both backend and frontend work, while collaborating closely with team members and mentoring juniors.

Manage inbound lead funnel and sales pipeline, conduct discovery calls, provide tailored demos, develop business cases, and mentor new team members in a fast-growing software company.

Design, build, and maintain AI-powered B2B SaaS products across frontend, backend, and AI. Own projects end-to-end, collaborate with product and design, ensure maintainability, mentor teammates, and inform roadmap and implementation decisions.

Own end-to-end enterprise sales for public-sector customers: build pipeline, run structured discovery, multi-thread deals, navigate procurement and political processes, develop close plans, and codify a repeatable go-to-market motion alongside the CEO. Use AI to accelerate research and proposal work.

Lead go-to-market strategy and launch new verticals: identify opportunities, validate via demand generation and direct enterprise selling, build sales playbooks, guide product roadmap, and own deals end-to-end while collaborating with CEO/CRO.

Design, build, and maintain production-grade AI-powered go-to-market automations (prospecting, lead scoring, campaign orchestration, attribution). Integrate ML/LLM tools into marketing and sales workflows, track business-critical metrics, ensure reliability and scalability, and collaborate with GTM strategists and non-technical stakeholders to drive measurable pipeline and revenue outcomes.

Lead 4–8 client accounts to turn ICP research and AI signals into predictable pipeline. Build and execute programmatic, multi-channel growth campaigns, track pipeline and revenue metrics, coordinate GTM teams, and communicate clear action plans to CEOs/CMOs. Focus on measurable results and client retention.

Lead editorial strategy that drives commercial outcomes: build multi-channel, data- and AI-driven editorial programs and narratives, translate technical research into market-facing stories, measure pipeline attribution and engagement, and mentor contributors while collaborating with GTM, engineering, and executive teams.

Assist in developing and maintaining cross-platform Flutter apps for Android and iOS, implement UI/UX with Flutter widgets, integrate Firebase and REST APIs, debug and optimize performance, and collaborate with the team while staying current with Flutter/Dart technologies.

Work on real-world web applications across frontend and backend. Use modern frontend frameworks (React/Angular/Vue) and backend tech (Node.js, Python, Java, PHP). Integrate RESTful APIs with databases (MongoDB, PostgreSQL, MySQL), debug, test, optimize performance, and collaborate with designers and product teams while gaining hands-on mentorship.

Design and build robust backend services and secure APIs for finance and reader applications. Implement authentication, payments, subscriptions, and finance workflows. Design Postgres/Redis schemas, integrate with financial APIs (BSE Star MF, NSE) and DRM services, and ensure compliance-friendly data handling.

Lead development, tuning, and optimization of incrementality and attribution models for podcast advertising. Build, test, and refine statistical models on large datasets, collaborate with product and data teams, translate findings into actionable insights, and improve measurement methodologies to quantify ad impact.

Own inbound and outbound sales activities: qualify leads, run product demos, craft tailored technical solutions, handle account setup and technical questions, collaborate with sales and product teams, and close new customers to drive growth.