Top Engineering Jobs in Denver & Boulder, CO

Build and launch scalable fullstack web applications and APIs for Affirm’s Ads Platform. Collaborate with product, design, analytics, and engineering partners to break projects into deliverable phases, make technical trade-offs, write tested and extensible code, monitor service metrics, support on-call operations, review code, and participate in team development and interviews.

Build and ship full-stack web and mobile experiences across Affirm’s consumer products. Break down projects, collaborate with product, design, and analytics teams, develop scalable APIs, write well-tested code, monitor service health, participate in on-call support, review code, and contribute to engineering growth and interviewing.

The Senior Quality Engineer partners with product, design, and engineering teams to identify risks, shape testing strategies, and improve product quality. Responsibilities include exploratory and risk-based testing, automated coverage for web applications, APIs, and integrations, complex technical debugging, CI/CD test execution, and quality enablement. The role also drives systemic quality improvements, strengthens engineering practices, and supports scalable test infrastructure and developer tooling.

Lead fraud decisioning engineering initiatives by architecting, building, launching, and maintaining complex backend systems. Drive cross-functional projects from definition through monitoring, write high-quality and resilient code, review technical work, mentor engineers, collaborate with Product, ML, Analytics, and Business teams, and contribute to hiring and interview design.

Develops automated validation and test solutions for enterprise SSD firmware, including functional, performance, stress, interoperability, and negative testing. Investigates regressions and field failures through root-cause analysis, enhances CI-based regression and reporting systems, and collaborates with firmware, hardware, and systems engineering teams. Applies Python, machine learning concepts, and AI-assisted development tools to improve testing, debugging, data analysis, and engineering productivity.

Leads systems engineering execution for satellite command-and-control ground systems supporting national defense missions. Owns requirements, verification and validation, system architecture, space-to-ground interfaces, integration, testing, operational readiness, risk mitigation, and sustainment. Coordinates cross-functional teams, mission operations, government stakeholders, and technical review boards while applying MBSE and requirements management processes. The role requires extensive lifecycle leadership of classified aerospace ground systems and eligibility for DoD TS/SCI or TS/SAP clearance.

Supports senior engineers with the analysis, design, and evaluation of mechanical systems, components, propulsion, structures, and environmental systems. Collects and analyzes data, resolves routine technical problems, prepares technical documentation, and communicates findings. Collaborates with cross-functional teams to meet project goals and deadlines. Requires a related bachelor’s degree or equivalent experience and 0–2 years of experience.

Develop backend tools and systems that improve batch development, testing, workflow efficiency, and reliability. Collaborate with product, infrastructure, design, and analytics teams; break projects into deliverable phases; build scalable, well-tested code; monitor metrics; support system availability and on-call operations; debug code; conduct reviews; and contribute to engineering growth and hiring activities.

Designs, develops, integrates, tests, and sustains satellite ground and mission control systems throughout the program lifecycle. Leads requirements definition, system interfaces, integration plans, verification activities, customer collaboration, proposal support, and on-orbit operations. The role supports mission control hardware and software at factory and customer sites, including government-furnished infrastructure and cloud-based applications.

Develops complex ASICs through physical design, synthesis, timing analysis, timing closure, formal verification, floorplanning, ECO implementation, and signoff. The role analyzes critical paths, maintains timing constraints, improves implementation flows, and collaborates with design, architecture, DFT, and signal integrity teams. It also includes methodology development, standards compliance, technical guidance, and mentoring of engineers.

Provides software quality assurance and process oversight for aerospace and defense software and firmware throughout the development lifecycle. Responsibilities include reviewing requirements and documentation, maintaining assurance plans, verifying process compliance, auditing releases and subcontractors, monitoring pipelines, supporting testing reviews, managing risks, and advising engineering teams. The role requires collaboration with engineering, program management, customers, and suppliers, along with travel to subcontractor and customer sites.

Leads the architecture, design, integration, testing, verification, and delivery of high-reliability space-based electronics boxes. Responsibilities include requirements flow-down, PWA and FPGA design oversight, component selection, test strategy, anomaly resolution, technical documentation, risk management, execution planning, stakeholder collaboration, and mentoring junior engineers. The role requires on-site work at least three days per week and may involve laboratory, production, cleanroom, and occasional travel environments.

Provides technical leadership for MBSE, systems architecture, and digital engineering across complex programs. Develops system architectures, requirements structures, functional decompositions, interfaces, verification relationships, modeling strategies, reusable MBSE patterns, and reference architectures. Integrates models with engineering information, guides enterprise digital engineering capabilities, facilitates cross-functional technical discussions, mentors systems engineers, and evaluates AI and automation opportunities. Requires strong SysML, systems engineering, architecture, facilitation, and technical leadership expertise.

Provides software quality assurance oversight for aerospace and defense software and firmware across the development lifecycle. Responsibilities include reviewing requirements and design documentation, verifying process and pipeline compliance, conducting audits and assessments, validating releases, supporting testing reviews, tracking risks and corrective actions, monitoring subcontractors, and advising engineering and program teams. The role supports Agile and Waterfall programs and requires regular on-site work with travel to customer and subcontractor locations.

Provides software quality assurance and process oversight for aerospace and defense software and firmware throughout the development lifecycle. Responsibilities include reviewing requirements and design documentation, verifying process and pipeline compliance, conducting audits and assessments, supporting testing reviews, approving releases, managing risks and action items, monitoring subcontractors, and advising engineering and program teams on standards and contractual requirements. The role is onsite five days per week and requires travel to customer and subcontractor sites.

Leads architecture and development of scalable, high-availability software systems supporting millions of endpoints. Owns complex multi-team initiatives, makes technical decisions, mentors engineers, establishes engineering standards, and improves software quality. Requires deep Java development, distributed systems, API design, database engineering, system scalability, testing, and AI-assisted development experience.

Leads the architecture, design, and development of Linux kernel drivers and low-level networking software for HPE Slingshot high-performance interconnects. Responsibilities include optimizing performance and scalability, defining hardware and software interfaces, supporting silicon bring-up and validation, debugging hardware/software integration issues, developing telemetry and diagnostics, and providing technical leadership across ASIC, hardware, firmware, and system software teams.

Provides technical leadership for real-time RF sensor software development, integration, testing, and validation. Designs high-performance C/C++ systems, integrates signal-processing algorithms, debugs distributed and multithreaded applications, and transitions MATLAB/Python prototypes into production software. The role includes technical mentoring, customer and government stakeholder engagement, proposal development, documentation, system demonstrations, visualization tools, and approximately 10% travel for integration and field-testing activities.

Manufacturing Engineer Intern participating in a 12-week summer academy, gaining hands-on technical experience, learning business processes, collaborating cross-functionally, and contributing to aerospace and defense manufacturing projects. The role includes mentorship, technical development, workshops, and leadership sessions. Applicants must be enrolled undergraduates graduating between December 2027 and June 2028, demonstrate strong communication and organizational skills, and be able to obtain and maintain a U.S. security clearance.

Owns company-critical, long-term technical problems across multiple teams and organizations. Defines technical strategy, architectures, roadmaps, and engineering standards for large-scale customer-facing systems. Remains hands-on in software development while driving AI adoption in products and engineering workflows. Partners with senior product, engineering, and executive leaders to resolve complex problems, improve reliability and performance, and shape Dropbox’s technical direction.

Build and own Arcadia’s internal developer platform across a large-scale data lakehouse and Kubernetes applications. Develop self-service APIs, templates, golden paths, CI/CD capabilities, observability, security controls, and reliability practices. Lead platform migrations, improve developer experience, manage stakeholder needs and costs, set technical direction, and coach senior engineers. The role requires hands-on software development alongside expertise in cloud infrastructure, Kubernetes, networking, infrastructure as code, SLOs, incident response, and platform product management.

Research and analyze vehicle network signals, OEM telematics data, wiring diagrams, and field logs to expand vehicle telemetry coverage. Capture and interpret vehicle network data using live debugging, log analysis, scraping, reverse engineering, and custom scripts. Validate solutions on vehicles and at customer locations, document findings, and collaborate with global engineering and product teams to support new telematics capabilities.

Build and improve high-traffic consumer web experiences using React and TypeScript. Contribute to experimentation, client-side tagging, marketing integrations, attribution, measurement, performance, testing, observability, and privacy-aware development. Collaborate with Product, Design, Marketing, Analytics, Data Engineering, and senior engineers. Break down projects, write reliable and extensible code, support operations and on-call efforts, participate in code reviews, and contribute to team growth.

Lead the design and development of ETL solutions for regulatory risk compliance at PNC, requiring advanced programming skills and collaboration on data-intensive applications.

Administers and engineers classified computing systems supporting the GPS satellite mission. Responsibilities include GitLab administration, automation and scripting, system monitoring, performance analysis, hardware and software configuration, virtual machine and database support, cybersecurity compliance, vulnerability remediation, application deployment, disaster recovery, mission operations, and technical documentation. The role is fully onsite and requires an active Secret clearance, U.S. citizenship, a bachelor’s degree, five or more years of related experience, and Security+ certification.