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

Design, develop, and maintain scalable Python applications; collaborate with cross-functional teams to deliver features; ensure performance and quality; identify and fix bugs; maintain code quality and automation; lead and mentor team members using agile practices.

Leads strategic and operational HR services, including employee relations, talent acquisition, performance management, compensation and benefits, compliance, workforce planning, HR systems, and staff development. Advises organizational leaders, manages investigations and employment programs, oversees recruitment and onboarding, administers benefits and leave programs, analyzes workforce data, and drives HR process improvements and organizational effectiveness.

Leads the full accounting function for a nonprofit integrated healthcare organization, including general ledger operations, close and financial reporting, budgeting, healthcare reimbursement, grants and contracts, audits, tax compliance, internal controls, finance systems, and staff leadership. Partners with clinical, revenue cycle, development, HR, and executive teams to maintain financial integrity, improve processes, and support organizational decision-making.

Provides remote customer support to travelers before, during, and after trips. Responsibilities include answering travel inquiries, updating itineraries, handling cancellations and special requests, monitoring upcoming trips, proactively communicating with clients, and resolving issues while maintaining a positive customer experience.

Student internship supporting People Operations: create a strategic hiring plan for a part-time Coordinator, build internal communication structures for the internship program, and complete a course-aligned project with mentor guidance to develop internal processes for educational and marketing teams.

Create standard design guidelines and graphic assets to support the marketing team and fellow interns. Work is project-based, guided by a volunteer mentor, and flexible to meet course internship requirements.

Provides administrative and coordination support to People Operations, including recruitment, pre-employment activities, onboarding, orientation, manager training, document management, employee records, and related departmental processes. Maintains accurate electronic documentation, handles confidential information, coordinates multiple assignments, and communicates with candidates, employees, leaders, and team members.

Provides confidential, high-level administrative support to the CEO, Executive Leadership Team, and Board of Directors. Responsibilities include complex calendar and priority management, executive communications, board governance support, relationship coordination, confidential information handling, document and presentation preparation, and special project management. The role requires sound judgment, discretion, initiative, strong organization, and the ability to anticipate executive needs.

Lead PROWIBO’s cross-platform social media strategy across LinkedIn, Instagram, Facebook, and X. Create mission-driven content, grow audience engagement, mentor volunteer contributors, introduce planning and performance-tracking systems, monitor trends, and adjust strategy using analytics. This flexible, remote, pro bono role requires at least five years of brand or nonprofit social media experience and strong storytelling, writing, organizational, and mentoring skills.

Documents, maps, and improves cross-functional operational workflows. Creates and maintains SOPs, work instructions, onboarding materials, and process documentation. Monitors metrics, conducts adherence audits, facilitates workshops, identifies bottlenecks, and supports implementation of process improvements. Collaborates with operations, customer experience, marketing, and product teams while maintaining version control and brand-consistent communications.

Creates, edits, and optimizes content for blogs, websites, emails, social media, product guides, and marketing campaigns. Responsibilities include audience and competitor research, SEO optimization, editorial calendar management, proofreading, content repurposing, performance tracking, and maintaining brand consistency. The role collaborates with marketing, product, and design teams to support business goals and improve engagement across digital channels.

Coordinate inbound and outbound logistics, inventory control, transportation planning, delivery scheduling, vendor and carrier relationships, replenishment, documentation, KPI reporting, compliance, and cost control. The role identifies process bottlenecks, supports audits and cross-functional projects, and improves logistics efficiency across operations, procurement, warehouse, and vendor teams.

Analyze complex content, datasets, research questions, and logical problems; verify claims through online research; summarize information; evaluate and correct AI-generated responses; and create annotations and scenarios to improve large language model performance. The role is fully remote, full-time for 16 weeks, requires U.S. English fluency, independent work, strong analytical and research skills, and an existing Gemini account with relevant conversation history.

Coordinate HR operations, including HRIS and employee record maintenance, onboarding, reporting, scheduling, training support, personnel documentation, expenses, and employee assistance. The role requires maintaining confidentiality, applying employment-law knowledge, managing multiple priorities, and collaborating with payroll, managers, and other departments. This temporary full-time position is expected to work from the Littleton office two to three days weekly and may convert to permanent employment.

Lead the growth of the Perenimals IP: set content and channel strategy, define growth metrics, prioritize workstreams, manage a junior social lead and artist, create briefs and a content calendar, and pursue creator/brand/game collaborations and licensing while embedding the IP authentically in communities.

Design and implement secure flow-of-funds, custody, and settlement systems for a Solana-native yield-bearing stablecoin. Build on-chain minting/redemption, integrations with DEXs, lending markets, custodians, and bridges; develop institutional-grade key management and failure-handling for cross-chain and off-chain settlement.

Build and own frontend applications for DeFi products using Next.js and TypeScript. Develop reusable component libraries and design systems, integrate Solana programs and wallet infrastructure, and translate complex financial concepts into accessible interfaces. Own performance, reliability, observability, testing, analytics, and end-to-end feature delivery while collaborating with protocol engineers, designers, and product teams.