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Backend Software Engineer Intern Jobs in Boulder, CO

Leidos

Mid-Level Backend Software Engineer

Aurora, CO · On-site

$87K - $157K/yr

We're hiring a Backend Software Engineer to support a highvisibility, datadriven application used across the organization for analytics and reporting. You'll help build and maintain core backend ...

Spire

Senior Backend Software Engineer

Boulder, CO · Hybrid

$127K - $167K/yr

Due to team growth, we are seeking an experienced Software Engineer to join our Sat OS team, which ... We are generally looking for engineers with stronger backend and systems experience rather than ...

Spire

Senior Backend Software Engineer

Boulder, CO · Hybrid

$130K - $171K/yr

Due to team growth, we are seeking an experienced Software Engineer to join our Sat OS team, which ... We are generally looking for engineers with stronger backend and systems experience rather than ...

Spire

Senior Backend Software Engineer

Boulder, CO · On-site

$130K - $171K/yr

Due to team growth, we are seeking an experienced Software Engineer to join our Sat OS team, which ... We are generally looking for engineers with stronger backend and systems experience rather than ...

McKesson

Software Engineer Intern - Summer 2027

Longmont, CO · On-site

$17.33 - $28.88/hr

Job Summary We are seeking a motivated and enthusiastic Software Engineer Intern to join McKesson High Volume Solutions Inc. for the Summer 2027 term. This internship offers a valuable opportunity to ...

New

GoTo Meeting

Senior Backend Software Engineer

Boulder, CO · On-site

$171 - $202.50/hr

Where needed, you'll help align systems with NIST 800‑171/CMMC requirements, collaborating closely with the Principal Security Engineer, AWS infra team, dev tooling team, chief software engineer ...

New

Clerkie

Software Engineer Internship

Denver, CO · On-site +1

$80/hr

About the internship As the newest addition to Team Clerkie, this Software Engineer Intern will ... You'll work across the full stack, collaborating with engineers on frontend, backend, and ...

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All JobsBackend Software Engineer Intern JobsBackend Software Engineer Intern Jobs in Boulder, CO

Backend Software Engineer Intern information

See Boulder, CO salary details

$62.7K

$153.1K

$206.4K

How much do backend software engineer intern jobs pay per year?

As of Sep 4, 2026, the average yearly pay for backend software engineer intern in Boulder, CO is $153,140.00, according to ZipRecruiter salary data. Most workers in this role earn between $128,600.00 and $178,400.00 per year, depending on experience, location, and employer.

What does a backend software engineer intern do?

A Backend Software Engineer Intern assists in developing and maintaining the server-side logic, databases, and APIs that power web and mobile applications. They work closely with senior engineers to write efficient code, troubleshoot issues, and ensure smooth data flow between users and servers. Interns may also participate in code reviews, testing, and documentation to support the overall software development process. This role provides hands-on experience with backend frameworks, database management, and industry best practices.

What skills and qualifications are needed to thrive as a backend software engineer intern?

To thrive as a Backend Software Engineer Intern, you typically need a solid understanding of programming languages like Java, Python, or Node.js, along with knowledge of data structures, algorithms, and database fundamentals. Familiarity with version control systems (like Git), RESTful APIs, and cloud platforms such as AWS or Azure is often required. Strong problem-solving skills, attention to detail, and effective communication help interns stand out in team settings. These competencies are crucial for building reliable backend services, collaborating efficiently, and contributing meaningful code in a fast-paced development environment.

What types of projects and responsibilities can I expect as a backend software engineer intern?

As a Backend Software Engineer Intern, you'll typically work on tasks such as designing and implementing APIs, optimizing database queries, and supporting the integration of backend services. Interns often collaborate closely with senior engineers, participate in code reviews, and contribute to team meetings and sprint planning. While you'll be given guidance and mentorship, you'll also be encouraged to take ownership of smaller features or bug fixes within larger projects, providing valuable hands-on experience with scalable systems. This role offers insight into how backend systems are architected and maintained in a real-world environment.

What is the difference between Backend Software Engineer Intern vs Backend Software Engineer?

AspectBackend Software Engineer InternBackend Software Engineer
QualificationsTypically pursuing or recently completed a degree in CS or related fieldBachelor's or higher in CS or related field, with relevant experience
Work EnvironmentInternship programs, learning-focused, supervisedFull-time professional role, responsible for developing and maintaining backend systems
ResponsibilitiesAssist in coding, testing, and debugging under supervisionDesign, implement, and optimize backend services independently
Usage in IndustryEntry-level position for students or recent gradsCore role in software development teams

The main difference between a Backend Software Engineer Intern and a Backend Software Engineer lies in experience, responsibilities, and employment status. Interns are typically students gaining practical experience, while Backend Software Engineers are full-time professionals responsible for core backend development tasks.

What are popular job titles related to Backend Software Engineer Intern jobs in Boulder, CO?

For Backend Software Engineer Intern jobs in Boulder, CO, the most frequently searched job titles are:

What job categories do people searching Backend Software Engineer Intern jobs in Boulder, CO look for?

The top searched job categories for Backend Software Engineer Intern jobs in Boulder, CO are:

Backend Software Engineer Intern jobs near you
Infographic showing various Backend Software Engineer Intern job openings in Boulder, CO as of June 2026, with employment types broken down into 91% Full Time, 6% Part Time, and 3% Contract. Highlights an 94% Physical, 3% Hybrid, and 3% Remote job distribution, with an average salary of $153,140 per year, or $73.6 per hour.

Backend Software Engineer (C++, Golang)

LG Ad Solutions

Denver, CO • On-site

Full-time

Re-posted 18 days ago

Job description

Job Summary:
LG Ad Solutions is a global leader in connected TV and cross-screen advertising, seeking a Backend Software Engineer to work on their Automatic Content Recognition platform. The role involves designing, developing, and maintaining scalable systems while collaborating on systems architecture updates and building data pipelines.
Responsibilities:
• Design, develop, and maintain scalable systems capable of low latency and high throughput using Golang and C++.
• Collaborate on systems architecture updates.
• Build data pipelines in Kafka.
• Help drive best practices in QA, testing, and monitoring.
Qualifications:
Required:
• 6+ years of backend engineering experience with an emphasis on low-latency, high-throughput systems that can scale efficiently
• Code regularly in Golang and/or C++
• Experience building high volume data pipelines with Kafka
• Experience with debugging tools (e.g., GDB, Delve)
• Experience working in an AWS environment that embraces IaC
• Proficient in writing highly performant concurrent code
• Writing clear technical documentation
Company:
We’re a leader in helping brands find unduplicated reach across a fragmented TV landscape, and maximize return on ad spend. Founded in 2013, the company is headquartered in Mountain View, USA, with a team of 201-500 employees. The company is currently Growth Stage.

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