Top Senior Backend Engineer Jobs in Denver & Boulder, CO

You will architect and build critical trading systems, drive technical vision across teams, and mentor junior engineers while ensuring high engineering quality.

As a Senior Backend Engineer at Offchain Labs, you'll tackle complex distributed systems challenges, optimizing performance and contributing to the security and scalability of blockchain technology.

As a Senior Backend Engineer, you'll build scalable distributed systems, ensuring seamless integration of complex customer data while collaborating with other engineers.

The Senior Backend Engineer at MNTN will design and build a robust platform, create ETL workflows, develop big data solutions, and manage high-volume services.

Develop and maintain large-scale backend applications using Python and Django. Collaborate with teams, write clean code, and mentor juniors.

The Senior Software Engineer - Backend will develop scalable software systems, lead projects, ensure software quality, collaborate with teams, and mentor junior developers.

Develop and scale backend services, optimize performance, and lead backend projects for Exodus's wallet and API infrastructure.

Design and write global and game-specific services, optimize performance for millions of players, and maintain high reliability in code.

As a Senior Software Engineer, you will build scalable services, develop APIs, and mentor teammates while addressing performance challenges and improving the tech stack.

As a senior infrastructure engineer, you'll lead initiatives, improve backend systems, and enhance application observability while mentoring team members.

Develop scalable backend services for Stablecoin, lead projects, and collaborate with cross-functional teams to enhance financial products.

As a Senior Software Engineer in Backend, you will design and implement scalable systems, mentor juniors, and collaborate across teams to enhance Coinbase's financial infrastructure.

As a Senior Backend Engineer, you will develop scalable product features, lead projects, ensure team quality practices, and mentor junior engineers.

Lead the development of capacity management and load testing capabilities, collaborate with engineering teams, and advocate for innovative solutions.

As a Senior Backend Engineer at Eight Sleep, you will develop and maintain back-end services and improve data processing, supporting critical business logic in distributed systems.

As a Full Stack Engineer, you will design and implement features, collaborate with teams, and support production operations of a SaaS product.

Develop reliable and secure APIs for Vidrovr's platform, enhance API observability, and implement security best practices. Collaborate with cross-functional teams and improve testing coverage.

The Senior Backend Engineer will design, build, and maintain robust services for real-time data processing, collaborating on systems integration and ensuring code quality.

As a Senior Backend Engineer, you will build scalable backend systems, optimize performance, and improve observability while maintaining high software quality.

The Senior Backend Engineer designs and develops core backend systems for the Mozilla Ads product team, focusing on privacy-respecting advertising technologies.

The Senior Backend Engineer at Mozilla will design and maintain backend systems for advertising, mentor junior engineers, and ensure high-quality software delivery.

As a Senior Software Engineer, you will enhance system reliability and scalability while ensuring secure service configurations and improving deployment capabilities across the company.

Join the Crypto Data Foundation team as a Senior Software Engineer to design and develop foundational infrastructure for Web3 solutions, mentor colleagues, and manage project priorities while delivering high-quality code.

The Senior Software Engineer will build and improve backend developer productivity infrastructure, designing scalable solutions and providing support for internal engineers.

Develop cutting-edge infrastructure and tools for AI-driven workflows, integrating autonomous AI agents with essential development tools to enhance productivity across engineering teams.