Top Software Engineer Jobs in Denver & Boulder, CO

As a backend engineer, you will enhance data collection systems to ensure reliability and scalability, working closely with engineering and mission teams.

As a Principal Flight Software Engineer, you will lead the architecture and development of flight software for space missions, ensuring safety and reliability while collaborating on technical decisions and standards.

As a Staff Flight Software Engineer, you will assist in the software development cycle, integrate GNC algorithms, maintain command telemetry databases, and develop reusable driver libraries for flight hardware.

The role involves enhancing the Dropbox Android application, solving technical challenges, collaborating with teams, and building engaging features.

As a Senior Full-Stack and Platform Software Engineer at mabl, you will develop features for an AI-powered test automation platform, enhancing user experiences, designing APIs, and optimizing data pipelines while collaborating with cross-functional teams.

Develop and integrate front-end components for online GIS applications, ensuring effective user experiences while collaborating with cross-functional teams to meet national security needs.

As a Full Stack Software Engineer, you will develop tools for cloud management, build APIs and UIs, and maintain cloud systems.

Develop and deliver customer-facing UI and end-to-end features to accelerate user acquisition, engagement, and retention. Collaborate with product and design to define metrics, architect scalable frontend solutions, implement front-end and back-end components, and improve developer productivity, performance, and security across self-service properties.

The Software Engineer will develop tools for data migration from relational databases to MongoDB, collaborating with teams to implement high-quality backend code.

As a Software Engineer I, you will design and implement features for Affirm's underwriting platform, collaborating with teams to balance speed and quality while ensuring system reliability.

The Software Engineer II will design, develop, and maintain an order orchestration platform, focusing on scalable systems and API integrations using AWS services.

The Software Engineer I will develop and enhance the Content Management and Workflow System, collaborating with teams, writing code, diagnosing issues, and participating in design and documentation processes.

Cohere Health seeks a Software Engineer II to design, develop, and support AI-driven healthcare automation solutions while collaborating with cross-functional teams.

Design, maintain, and evolve core backend systems and APIs. Collaborate with product teams to create durable and reusable systems while enhancing performance and security.

The Software Engineer/Senior Software Engineer will design, develop, and maintain high-quality software and automated test systems, engaging in technical discussions and ensuring application performance and reliability.

The Software Engineer will develop performance-focused Java microservices, enhance APIs, lead feature development, and mentor junior talent within a collaborative environment for military communication systems.

As a Software Engineer on the Air Defense team, you will develop and improve software solutions, collaborating across teams to ensure integration and performance for military applications.

Design, build, and operate scalable Salesforce CRM and billing solutions (Apex, LWC, Flows). Deliver end-to-end features, integrate Salesforce with external systems, ensure reliability and security, support production (on-call), document runbooks, and mentor junior engineers while partnering with cross-functional stakeholders.

The role involves building full-stack products for fleet safety, collaborating with teams, and maintaining production systems while utilizing a variety of technologies.

As a Mid-Level Ruby on Rails Developer, you'll design and maintain back-end systems, develop APIs, manage cloud environments, and collaborate in an Agile team.

The Senior Full-Stack Software Engineer will design, build, and scale SaaS products, improve application performance, and lead technical initiatives. Responsibilities include modernizing web applications, contributing to backend services, and mentoring other engineers.

The role involves leading projects as a full-stack engineer, focusing on SaaS products, enhancing user experiences, and building accessible software.

As a Senior Software Engineer (Backend), you will develop backend services for music technology, enhance system performance, and mentor junior developers.

Rapidly prototype AI-driven insurance products and own end-to-end delivery of prototypes/MVPs. Build full-stack applications (usable UIs, APIs, integrations), provision and manage cloud infrastructure, leverage AI tooling to accelerate development, iterate quickly, and collaborate with product and domain experts to define production readiness.

Design, develop, and maintain AI-powered applications. Collaborate with engineering and product teams to deliver scalable solutions and mentor other engineers. Conduct experiments to guide product decisions.