Top Software Engineer Jobs in CO

Build and maintain production frontend applications for mission-critical communications software. Develop reusable UI components, integrate frontend systems with APIs and backend services, implement testing and CI/CD pipelines, resolve performance and usability issues, and contribute to technical requirements and architecture. Provide technical leadership through code reviews, agile planning, mentorship, documentation, and collaboration with engineering, UI/UX, and customer stakeholders.

Develop and maintain software applications using Python, Java, JavaScript, and AI-enabled technologies. Translate business requirements into technical designs, build microservices and enterprise integrations, debug and test code, support CI/CD releases, troubleshoot issues, and apply quality standards. Collaborate with stakeholders, interpret data, contribute to solution design, improve user experience, manage workstreams, and mentor junior team members.

Leads software engineering workstreams and develops, reviews, tests, and releases applications across web, mobile, and enterprise platforms. Guides project planning, budgeting, delivery, and issue resolution while applying AI-enabled solutions and improving software quality. Translates business requirements into technical designs, mentors developers, manages client expectations, and supports CI/CD, architecture, and product innovation.

Build and scale mission-critical tips, earnings, and payroll platforms for restaurant employees. Own systems end to end, lead complex projects from design through deployment, improve reliability and correctness, collaborate with product and design, review code, mentor engineers, and deliver scalable backend services that affect employee pay and product revenue.

Build and maintain developer tooling, internal platforms, testing frameworks, and core libraries used by Toast engineers. Improve development workflows, diagnose bottlenecks, integrate AI-assisted tools, measure developer productivity, operate production services, participate in on-call support, and collaborate with engineering teams on platform improvements.

Paid, full-time software engineering internship supporting private wireless and network initiatives. Responsibilities include developing user interfaces and portals, integrating customer use cases, coding for Android platforms, applying AI/ML, testing radio and core network solutions, and researching LTE, 5G, 6G, and non-terrestrial networks. Interns also participate in professional development, mentoring, networking, and cross-functional activities.

Leads full-stack software teams developing, integrating, deploying, and maintaining mission-critical applications for DoD and intelligence customers. Builds prototypes and user-focused features, integrates systems and APIs, collaborates with military and government operators, and conducts deployment, field testing, and triage in secure environments. Requires expertise in React, TypeScript, Python, high-performance interfaces, secure software deployment, customer engagement, and national security missions.

Develop and maintain a full-stack web application and platform for fraud analysis. Build APIs and user interfaces, write automated tests, troubleshoot production issues, collaborate with product, design, data science, infrastructure, and solutions engineering teams, and participate in on-call support. Use React, Golang, Python, PostgreSQL, Docker, and AWS technologies to deliver reliable products and meet service-level requirements.

Develop and maintain a fraud-analysis web application and platform. Build APIs and user interfaces, write automated tests, troubleshoot production issues, collaborate with product and cross-functional teams, analyze product metrics, and support SLA compliance through production on-call rotation.

Develop and maintain a fraud-analysis web application and platform, with 60–70% frontend focus. Build APIs, collaborate with product and cross-functional teams, write automated tests, analyze product metrics, troubleshoot issues, maintain service-level requirements, and participate in on-call support. The role uses React, backend languages, databases, Docker, and AWS technologies in a remote U.S.-based environment.

Own SEON’s global WordPress platform, including custom Gutenberg blocks, themes, plugins, deployments, security, performance, upgrades, integrations, multilingual functionality, technical SEO, accessibility, testing, and recovery processes. Collaborate with Marketing, Design, SEO, agencies, and stakeholders to deliver scalable solutions, establish engineering standards, and proactively improve the reliability and performance of the business-critical website.

Leads the design, development, and delivery of scalable real-time event-based systems for bonus and offers functionality. Builds and maintains full-stack services using Go, TypeScript, React, SQL, Kafka, and GCP. Responsibilities include technical leadership, solution governance, code quality, estimation, documentation, production ownership, mentoring, coaching, and serving as an escalation point for the team.

Build and operate scalable, customer-facing full-stack software for Samsara’s safety products. The role involves developing web, mobile, API, and platform capabilities; integrating LLMs, agentic workflows, and RAG; evaluating AI quality; and improving reliability, scalability, and operational health. The engineer collaborates with Product, Design, ML, and platform teams while owning features from concept through production.

Deliver customer-facing technical solutions integrating monday.com into enterprise technology stacks. Responsibilities include requirements discovery, custom application and agentic AI development, data migration, integrations, technical consulting, production deployment, documentation, and customer enablement. The role also contributes to internal Services tooling and reusable components while collaborating with Product, R&D, account, and deployment teams. This hybrid Denver position requires up to 20% travel and focuses on independently managing complex technical engagements.