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Backend Developer Jobs in Boulder, CO (NOW HIRING)

Simple Energy

Back-End Engineer

Boulder, CO · On-site

Basic Position Requirements (Back-End Engineer) Big data/scaling experience Scala and/or Java experience a plus Understanding of worker/message queues NoSQL experience Everyone on the team should ...

DAT

Staff Backend Software Engineer

Denver, CO · On-site

Mentor other backend engineers and provide technical guidance to elevate the skill level of the ... Work closely with cross-functional teams, including product managers, DevOps, and front-end ...

DAT

Staff Backend Software Engineer

Denver, CO · On-site

Mentor other backend engineers and provide technical guidance to elevate the skill level of the ... Work closely with cross-functional teams, including product managers, DevOps, and front-end ...

Lively

Sr. Software Engineer - Backend

Denver, CO

About the Role We are looking for a strong Backend Senior Software Engineer who wants to create ... Familiarity with AWS cloud platforms and DevOps practices is a plus. Here's a glimpse into our ...

Accenture

Knowledge Engineer - Back End

Denver, CO · On-site

We are looking for a Back-End Engineer to design, build, and operate the data infrastructure and services that power our AI-driven knowledge platform. You will work across the full back-end stack ...

Lively

Sr. Software Engineer - Backend

Denver, CO · On-site

$125K - $200K/yr

About the Role We are looking for a strong Backend Senior Software Engineer who wants to create ... Familiarity with AWS cloud platforms and DevOps practices is a plus. Here's a glimpse into our ...

ClifyX

Senior Scala Backend engineer

Denver, CO · On-site

ClifyX is seeking a strong Scala backend engineer with microservices experience to join their small ... with DevOps engineers to build and deploy infrastructure with cloud deployment technologies. • ...

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Backend Developer information

See Boulder, CO salary details

$12

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How much do backend developer jobs pay per hour?

As of Aug 9, 2026, the average hourly pay for backend developer in Boulder, CO is $59.88, according to ZipRecruiter salary data. Most workers in this role earn between $49.13 and $70.82 per hour, depending on experience, location, and employer.

What's a typical backend developer salary?

A backend developer's salary varies based on experience, location, and skills, but generally ranges from $70,000 to $120,000 annually in many regions. Senior developers with expertise in frameworks, databases, and cloud services can earn higher salaries, often exceeding $130,000. Entry-level positions typically start around $60,000 to $80,000.

What are the key skills and qualifications needed to thrive as a backend developer, and why are they important?

To thrive as a Backend Developer, you need a strong grasp of server-side programming languages (such as Java, Python, or Node.js), database management, and software architecture concepts, often supported by a degree in computer science or a related field. Familiarity with frameworks (like Spring or Django), cloud platforms (AWS, Azure), APIs, and version control systems (Git) is typically required. Problem-solving ability, attention to detail, and effective teamwork are standout soft skills in this role. These skills ensure robust, scalable, and secure systems that effectively support the needs of users and front-end applications.

What is the difference between Backend Developer vs Frontend Developer?

AspectBackend DeveloperFrontend Developer
Primary FocusServer-side logic, databases, APIsClient-side interface, UI/UX, visual elements
Required SkillsProgramming languages like Java, Python, PHP; databases; server managementHTML, CSS, JavaScript; frameworks like React or Angular
Work EnvironmentBackend systems, server infrastructure, cloud servicesWeb browsers, design tools, user interface testing
Common UsageBuilding and maintaining server-side applicationsDesigning and implementing user interfaces

While both roles are essential in web development, Backend Developers focus on server-side logic and data management, whereas Frontend Developers create the visual and interactive aspects of websites. Understanding their differences helps in choosing the right career path or project collaboration.

What are some common challenges backend developers face when collaborating with frontend teams?

Backend Developers often encounter challenges related to syncing data structures, API endpoints, and release timelines with frontend teams. Ensuring clear communication and thorough documentation is critical to avoid mismatches in data expectations and functionality. Regular coordination through stand-up meetings, shared project management tools, and version-controlled API documentation helps mitigate misunderstandings and keeps both backend and frontend development aligned. Adopting practices like API-first development and automated testing can significantly improve collaboration and overall project quality.

What is a backend developer?

Backend Developers are software engineers who focus on building and maintaining the server-side logic, databases, and APIs that power websites and applications. They ensure that the data requested by frontend systems is delivered efficiently and securely. Their responsibilities include creating and managing databases, developing server-side application logic, integrating third-party services, and ensuring application performance and scalability. Backend Developers typically work with languages such as Java, Python, Ruby, Node.js, or PHP. They often collaborate with frontend developers, designers, and other team members to deliver complete, functional digital products.
More about Backend Developer jobs
What are the most commonly searched types of Backend Developer jobs in Boulder, CO? The most popular types of Backend Developer jobs in Boulder, CO are:
What are popular job titles related to Backend Developer jobs in Boulder, CO? For Backend Developer jobs in Boulder, CO, the most frequently searched job titles are:
What job categories do people searching Backend Developer jobs in Boulder, CO look for? The top searched job categories for Backend Developer jobs in Boulder, CO are:
What cities near Boulder, CO are hiring for Backend Developer jobs? Cities near Boulder, CO with the most Backend Developer job openings:
Backend Developer jobs near you
Infographic showing various Backend Developer job openings in Boulder, CO as of August 2026, with employment types broken down into 79% Full Time, 6% Part Time, 1% Temporary, and 14% Contract. Highlights an 80% Physical, 4% Hybrid, and 16% Remote job distribution, with an average salary of $124,542 per year, or $59.9 per hour.

Back-End Engineer

Simple Energy

Boulder, CO • On-site

Full-time

Re-posted 18 days ago

Job description

Basic Position Requirements (Back-End Engineer) Big data/scaling experience Scala and/or Java experience a plus Understanding of worker/message queues NoSQL experience Everyone on the team should have a basic understanding of: JQuery Javascript PHP MySQL (Basic syntax) AJAX General understanding of RESTful APIs Familiarity GIT or version control repositories Some of our awesome benefits: Rocky Mountain National Park Annual pass Boulder/Denver B-Cycle Annual membership Epic Local Pass ("Unlimited skiing or riding at Breckenridge, Keystone and Arapahoe Basin with limited restrictions at Heavenly and Northstar-at-Tahoe. Also includes 10 restricted days at Vail or Beaver Creek.") MacBook Air or MacBook Pro -- we give you the tools you need to get the job done. (You provide the stickers)

We don't put spyware on it or limit what you do. We don't require what software you install. It's yours to do as you see fit to get the job done.

General awesomeness -- no dress code, dogs are encouraged, beer is provided, sucking is expressly forbidden. Pets encouraged (as long as they don't conflict with our current pet: a badass Beta fish named "Joules")

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