Top Senior Backend Engineer Jobs in Denver & Boulder, CO

The Senior Back-End Engineer will build cloud-native back-end services, APIs, and microservices for a health technology platform, focusing on scalability, security, and compliance.

As a Senior Backend Engineer, you'll develop and enhance authentication strategies, improve access management, and ensure security for GitLab users, focusing on scalable solutions.

As a Senior Backend Engineer, you will work on enhancing the GitLab DevSecOps platform, driving innovation while collaborating with team members. You will be expected to embrace AI capabilities to improve productivity and efficiency.

The Senior Backend Engineer II will design, build, and maintain backend services for financial workflows, collaborating with product and engineering teams to enhance system reliability and performance.

As a Senior Backend Engineer, you'll collaborate with a cross-functional team to build features for a Digital Asset Manager, tackle complex technical issues, and apply web best practices in a rapidly evolving environment.

The Senior Back-End Engineer will develop, maintain, and evolve the US Sports platform, focusing on high throughput systems and mentoring junior engineers in an agile environment.

The Senior Backend Engineer will design, build, and maintain backend services and APIs for Openly's insurance platform, collaborating with various teams.

Develop and maintain software applications, collaborate in agile teams, mentor junior engineers, and enhance digital experiences using modern technologies.

The Senior Backend Engineer will design and implement key SaaS features, focusing on data modeling and API performance, while collaborating with a senior development team to enhance engineering operations.

As a Senior Backend Engineer, you'll oversee the Secrets Manager's architecture and development, ensuring secure handling of credentials and collaborating on backend solutions.

The Senior Backend Engineer will enhance data integration infrastructure, manage internal systems, and collaborate with teams to execute engineering tasks for growth initiatives.

As a Senior Software Engineer, you'll own backend systems, mentor team members, and collaborate with product and design to build user-focused solutions.

The Senior Software Engineer will develop money management tools, collaborate with cross-functional teams, and mentor junior engineers.

The role involves designing and expanding backend systems, mentoring engineers, and executing technical strategies to modernize architecture and improve system performance.

Design, build, test, and roll out backend features for Toast's payments platform. Deliver scalable, secure APIs, collaborate with PM/UX and cross-functional teams, implement automated tests, monitor releases, and participate in design and code reviews.

As a Senior Backend Engineer, you will develop tools, APIs, and integrations, ensuring production systems are secure and scalable using Elixir, with responsibilities including mentoring and project leadership.

Lead design, build, and scale real-time streaming infrastructure and data pipelines; collaborate with product and analytics; ensure operational availability and monitoring; set code and design standards; mentor engineers and drive delivery of quarterly goals.

Design and implement AI systems for customer support and compliance, architect solutions, mentor team members, and manage project deliverables.

The Senior Back-End Engineer at Forum One develops complex WordPress solutions, integrates APIs, and collaborates with teams to enhance digital platforms.

The Senior Back-End Engineer will maintain services for healthcare claims processing, develop APIs, and manage data integration while ensuring reliability and performance.

As a Senior Backend Engineer, you'll develop and maintain the Dynamic Copay Engine's services, design pricing logic, and manage data integrations, focusing on backend systems for health insurance functionality.

As a Senior Back-End Engineer II, you'll design and build automated data pipelines, improve data quality, and support internal tooling while collaborating with engineering teams.

As a Senior Back-End Engineer II, you will focus on platform engineering and DevOps, building CI/CD pipelines, managing cloud infrastructure, and supporting database operations.

The Senior Backend Engineer will design and implement infrastructure for an AI system, solve complex data-related problems, and ensure system scalability and security.

Lead design and development of scalable backend solutions using Django and Python. Build APIs, manage databases, and ensure security and collaboration with teams.