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

Lead cryptographic security assessments of protocols, libraries, applications, and high-assurance systems. Analyze advanced cryptographic constructions, identify design and implementation weaknesses, validate exploitability, and recommend remediation. Build testing and analysis tools, manage client delivery, write precise technical reports, mentor engineers, contribute to methodologies and services, and support open-source research and technical publications.

Leads and develops a team of Strategic Customer Success Managers responsible for enterprise accounts. Drives retention, expansion, account health, renewals, QBRs, forecasting, and operational consistency. Serves as an executive escalation point, coaches strategic customer engagement, incorporates generative AI into workflows, and partners cross-functionally with Sales, Renewals, Onboarding, Product, and Professional Services. Tracks portfolio performance and supports customer value realization across high-value SaaS accounts.

Lead credit risk strategy for lending products by analyzing portfolio performance, identifying risk drivers, refining underwriting and pricing policies, and conducting A/B tests. Partner with Data Science to develop and monitor credit models, while building AI-enabled workflows that automate analysis and surface risk signals. Collaborate cross-functionally with Risk, Product, Engineering, Operations, and Data Science to support scalable fintech growth and compliant automated credit decisioning.

Design, build, and own backend services, APIs, and integrations supporting customer care workflows. The role connects Salesforce, billing, identity verification, document management, and iPaaS platforms; requires automated testing, code reviews, incident response, performance monitoring, and cross-functional collaboration. The engineer will also apply AI tools and may build production LLM solutions.

Designs, builds, and ships scalable full-stack features for Toast’s restaurant and retail technology platform. Responsibilities include developing resilient backend services and APIs, responsive web interfaces, distributed systems, and high-throughput enterprise solutions using Java, Kotlin, React, and TypeScript. The role requires solving ambiguous technical problems, ensuring system reliability and observability, applying engineering best practices, collaborating cross-functionally, and mentoring engineers.

Recruit and onboard HR consultancies, benefits brokers, system integrators, and agencies across the Americas. Responsibilities include prospecting, managing the partner pipeline, building relationships, communicating program value, supporting campaigns and events, collaborating with channel and technology partner teams, coordinating onboarding, and tracking recruitment results.

Principal Software Engineer responsible for designing and developing enterprise software, making architectural and technical decisions, maintaining shared infrastructure and components, and improving security, performance, and reliability. The role mentors developers, establishes engineering standards, collaborates with product and design teams, supports existing products, troubleshoots complex issues, contributes to CI/CD and cloud initiatives, and works directly with customers and distributed teams.

Own and grow a portfolio of enterprise customers by identifying expansion opportunities, selling new modules and users, coordinating cross-functional teams, maintaining account plans and forecasts, engaging executives, and closing multi-stakeholder deals with 10-20% travel.

Manages sales and services operations for Implementation, Installation, and Customer Education teams. Improves workflows, customer onboarding, resource allocation, and performance through data-driven analysis. Partners with Sales, Support, Product, and leadership on strategic projects, forecasting, territory alignment, QBRs, reporting, and Salesforce dashboards. Oversees recurring business processes, identifies inefficiencies, and provides operational guidance in a high-growth SaaS environment.

Own full-cycle recruiting for sales and business-critical roles, from intake through offer and closing. Partner with hiring managers and senior leaders on candidate profiles, search strategy, market conditions, interviews, and offers. Build passive-candidate pipelines through sourcing, networking, referrals, and market mapping. Use recruiting metrics and ATS data to identify bottlenecks and improve processes while delivering an inclusive, consistent candidate experience.

Provides strategic and hands-on HR partnership to Engineering, Product, and R&D leaders. Responsibilities include manager coaching, performance management, employee relations, talent and compensation programs, engagement surveys, exit meetings, organizational effectiveness, risk identification, and policy application. The role supports globally distributed teams during a six-month transition period and requires strong judgment, confidentiality, communication, and operational execution.

Conducts continuous cybersecurity monitoring, alert triage, initial incident analysis, and escalation. Coordinates with MSSP analysts and IT teams to investigate potential intrusions, resolve monitoring and log-source issues, and support corrective actions. Administers and enhances centralized log-management and SIEM technologies by onboarding log sources, modifying alerts, and improving monitoring coverage. The role includes on-call responsibilities, non-standard hours, cybersecurity investigations, and occasional travel.

Leads development of statistical and machine learning models for time-series, geospatial, kinematic, and radar data. Responsibilities include feature engineering, forecasting, anomaly detection, data integration, ETL, visualization, algorithm evaluation, simulation, dataset creation, and stakeholder communication. The role also contributes to mission-focused software applications, APIs, data pipelines, documentation, code reviews, and agile development while requiring an active Top Secret or CBP/DHS suitability clearance.

Monitors enterprise, factory, and platform systems in a 24/7 operations center; manages tickets, incidents, alarms, escalations, and operational communications. Performs initial troubleshooting and supports system administration while coordinating with IT, mission operations, customer service, and software development teams. The role requires shift work, including overnight and weekend coverage, and involves maintaining system status visibility and resolving technical issues.

Guide small business owners through payroll and HR onboarding, including data entry, tax discrepancy resolution, compliance setup, and first-payroll completion. Manage a high-volume customer queue, identify upgrades and cross-sell opportunities, troubleshoot state requirements, coordinate specialist handoffs, and use AI tools to improve workflows. The role develops consultative sales, payroll, tax, and compliance expertise.

Own and improve Benefits Labs, an AI-powered system for intake, pilot governance, execution, measurement, evidence synthesis, and leadership recommendations. Build agents, automations, and workflows that scale operational change with minimal manual effort. Define success metrics, improve pilot quality, solve systemic process issues, coordinate cross-functional teams, influence decisions through data-driven narratives, coach Pilot Leads, and shape the future operating model for Benefits Labs.

Lead the vision, strategy, and execution of Gusto’s conversational AI assistant for small businesses. Expand capabilities across payroll, benefits, HR, and compliance; define integrations and agent-accessible APIs; and partner with engineering, data, design, and research teams. Establish AI quality standards, customer trust principles, and product priorities while shipping incremental improvements quickly.

Leads systems engineering for airborne augmented reality training systems across the full product lifecycle. Responsibilities include requirements development and traceability, system architecture, interface management, MBSE, trade studies, resource allocation, design reviews, integration, verification, technical risk management, and coordination across hardware, software, optics, test, airworthiness, and external partner teams.