Top Javascript Jobs in Denver & Boulder, CO

Join Janea Systems as a Software Engineer, developing backend applications, designing APIs, and collaborating with diverse teams to solve engineering challenges.

As a Senior Software Engineer, you'll develop online service capabilities for a competitive shooter, optimize code, and support the development process.

The Founding Software Engineer will design, develop, and maintain web applications, optimizing performance and collaborating with stakeholders on requirements.

Design and develop backend systems for Fern's financial products, ensuring accessibility and security for millions of users while moving large transaction volumes.

As a Senior Software Engineer at Flex, you'll design and maintain financial services architecture, mentor junior engineers, and ensure scalability and security for innovative financial products.

Seeking a Senior Software Engineer for full-stack development with 6+ years experience, focusing on Ruby on Rails and cloud technologies, in a remote US position.

Build end-to-end features, design intuitive interfaces, manage asynchronous backend jobs, and contribute to open-source efforts, while leading project development from concept to monitoring.

As a Software Engineer at Nift, you will develop and maintain full stack projects, ensuring high performance and scalability of web applications using Ruby on Rails, while collaborating on code reviews and troubleshooting issues.

Develop and enhance the core product by writing efficient code for data ingestion, model building, and feature development. Collaborate with the Scaling team to optimize algorithms for performance.

As a Backend TypeScript Engineer, you will build and scale APIs, work with databases, and implement event-driven systems to support performance and growth.

Design and develop scalable backend systems for SaaS applications, mentor engineers, and lead projects while collaborating with cross-functional teams.

Seeking talented Backend Software Engineers to develop solutions for large scale problems and manage project deliverables in machine learning infrastructure.

The Sr. Backend Engineer will develop the core platform and web app using Typescript and Node.js, focusing on performance optimization and UI/UX implementation.

The role involves full stack development, maintaining enterprise applications, collaborating on technical solutions, and ensuring high-quality code and documentation.

Lead the development of features for Yahoo Finance focusing on personalization, implement best practices, and mentor other engineers.

Seeking exceptional software engineers to build and maintain user-friendly backend systems primarily in Clojure and JavaScript, focusing on product complexities and user experience.

The role involves developing high-scale, distributed backend systems, collaborating with teams, and optimizing products through A/B testing.

The Senior Backend Software Engineer will develop new banking features, improve existing Kotlin services, and ensure high software quality in a cross-functional team.

Amplemarket seeks a Senior Backend Software Engineer to build reliable backend systems, design APIs, collaborate cross-functionally, and drive product development.