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35 software developer intern jobs at 16 companies in Colorado

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
Help us #BeatIndeed & #BeatLinkedIn
1mo
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Software Engineer, Infrastructure/Developer Tooling (Hybrid)
Toronto or Denver
$109k-$128k/yr HybridFull Time
Homebase
Homebase: Provides scheduling, payroll, and HR software for hourly teams.
3+ YOE3+ years of software or infrastructure engineering; experience with internal tooling, cloud (AWS) and CI/CD; frontend/backend versatility; strong developer experience focus.
Ruby, Golang, Terraform, AWS, CI/CD, Observability, Infrastructure as Code, Containerization
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1mo
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Advisory Linux Systems Software Engineer
Boulder, Colorado, United States
$93k-$100k/yr HybridFull Time
Ricoh
RicohTokyo Stock Exchange: 7752: Provides digital workplace services, imaging equipment, and IT solutions.
5+ YOE5+ years developing low-level Linux systems software; strong C/C++; Python/Bash scripting; deep Linux internals, system bring-up, debugging, and hardware/software integration; bachelor's degree in CS/CE/EE or related.
Linux, C, C++, Python, Bash, GitLab, JIRA, Claude Code
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1mo
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Senior Software Engineer
Warrenton or Colorado Springs or Florida
$110k-$150k/yr HybridFull Time
Auria
Auria: Engineering and software solutions for space and defense missions.
5+ YOEActive Secret clearance and US citizenship required; 5+ years systems engineering; Bachelor's in CS or equivalent; strong Python (asyncio), C++ (C++17/20), pybind11/Cython, Kubernetes/Docker, Linux internals, CI/CD (ArgoCD, GitHub Actions), Prometheus/Grafana.
Python, asyncio, C++, pybind11, Cython, Kubernetes, Docker, ArgoCD, GitHub Actions, Prometheus, Grafana, CMake, GitLab CI/CD
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1mo
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Expert CNO Software Engineer
Hanover or Aurora
$142k-$236k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
20+ YOERequires TS/SCI w/ polygraph, 20+ years technical experience (BS +20 or HS +24), expertise in Python and C/C++, low-level system internals, TCP/IP, debugging, and developing CNO capabilities.
Python, C/C++, assembly, JIRA, Confluence, Crucible, TCP/IP
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1mo
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Senior Software Engineer, Fabric Networking - GPU
Santa Clara or Colorado or Illinois or Arizona or California or Massachusetts or United States
$152k-$288k/yr HybridFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Designs graphics processing units and artificial intelligence hardware.
5+ YOE5+ years experience; BS/MS/PhD or equivalent; strong C/C++ and debugging skills, shell scripting; experience with device-driver interfacing, OS/kernel internals, Linux/Windows, multi-threading, networking (Ethernet/IB), and virtualization (KVM/QEMU/Hyper-V).
C, C++, Shell, Python, Perl, Linux, Microsoft Windows, KVM, QEMU, Microsoft Hyper-V, CUDA, Ethernet, IB
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1mo
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Senior Software Engineer II, Internal Systems
Broomfield, Colorado, United States
$180k-$210k/yr OnsiteFull Time
Biofire
Biofire: Manufacturing biometrically-secured smart guns for home defense.
Own internal systems architecture end-to-end; integrate business and operations systems; design end-to-end workflows; strong technical writing and cross-functional collaboration.
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3w
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Staff Software Engineer (Web Automation & Open Banking Infrastructure)
California or Colorado or United States
RemoteFull Time
Zero Hash
Zero Hash: Infrastructure platform for crypto, stablecoins, and tokenized assets.
10+ YOE10+ years engineering experience building advanced web automation and browser-internal systems; deep TypeScript/JavaScript expertise; backend experience (Golang/Node.js/Python); security fundamentals; distributed systems knowledge.
TypeScript, JavaScript, Golang, Node.js, Python, Chrome Manifest V3, iOS WKWebView, Android WebView, WebSockets, WebAuthn, Passkeys
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2d
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2027 North America Software Engineering Internship
Bellevue or Boulder or Denver or Irvine or New York or Seattle
$46-$62/yr HybridInternship
The Trade Desk
The Trade DeskNASDAQ: TTD: Cloud-based programmatic advertising platform for data-driven media buying.
Enrolled in a Bachelor's or Master's program, expected to graduate 2027–2028; fluent in one or more object-oriented languages; strong data structures and algorithms; available to work 3 days in office (Tue–Thu).
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3w
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Sr Principal Software Engineer – SW Engr Product Owner (26-306)
Colorado Springs, Colorado, United States
$129k-$194k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
6+ YOEActive DoD Secret clearance required, Bachelor\u000degree (or Master's/experience alternative), 6+ years relevant experience (or 8+ with Bachelor's), Java/OOP experience, product ownership, strong communication; internal C2BMC personnel only; 10% travel.
Java, Eclipse IDE, Maven, Git, Windows, Unix/Linux, Link-16, COTS, FOSS, Agile
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1mo
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iOS-Savvy CNO Developer
Fort Meade or Maryland or Virginia or Colorado or Texas or Utah or Alaska or Hawaii or North America
OnsiteFull Time
Wyetech
Wyetech: Provides professional engineering services for government and commercial sectors.
1+ YOEUS citizenship and active TS/SCI with agency polygraph required. Degree in Computer Science/Computer Engineering, software development experience, at least 1 year of cybersecurity/CNO-specific development, iOS internals and reverse engineering skills.
iOS, Android
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2mo
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AI Engineering Intern
Boulder, Colorado, United States
$17-$25/hr OnsiteFull Time, Internship
TIFIN
TIFIN: AI platform for personalized wealth management and investment advice.
Pursuing or recently completed BS/MS in CS, engineering or related; strong Python; familiarity with machine learning/AI, APIs, and backend development via internships, coursework or research.
Python
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1d
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Intern Engineer Graduate - Biomedical
Lakewood, Colorado, United States
$35/hr OnsiteInternship
Terumo Blood and Cell Technologies
Terumo Blood and Cell TechnologiesTokyo Stock Exchange: 4543: Manufactures medical devices for blood and cell therapy processing.
0+ YOEBachelor's in biomedical engineering required; pursuing a Master's acceptable. No prior experience required. Needs engineering/scientific knowledge, data analysis, PC software proficiency, and effective communication.
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1w
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Undergraduate/graduate intern - software and data infrastructure for autonomous thin film experimentation (Year-Round)
Golden, Colorado, United States
$35k-$56k/yr OnsitePart Time
National Laboratory of the Rockies
National Laboratory of the Rockies: Conducts applied research in energy systems and technology innovation.
Enrollment in an accredited bachelor’s or master’s program (or recent graduate), 3.0+ GPA, programming experience in Python, familiarity with version control (Git), strong analytical and communication skills.
Python, Git, OPC UA, Modbus, MQTT, TCP/IP, SCPI
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3mo
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Water Resources Engineer, Entry Level - WR0020
Greenwood Village, Colorado, United States
$72k-$85k/yr OnsiteFull Time
Felsburg Holt & Ullevig
Felsburg Holt & Ullevig: Provides transportation planning and civil engineering consulting services.
0+ YOEBachelor’s in civil engineering; 0-2 years experience; AutoCAD/Civil3D/Bentley OpenRoads; hydrology/hydraulics software; Engineering Intern Certification required.
AutoCAD, Civil 3D, Bentley OpenRoads Designer, HEC-HMS, HEC-RAS, CUHP, FlowMaster, SewerGems, EPA SWMM
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2mo
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Senior Product Architect
San Francisco or Denver
$185k-$251k/yr OnsiteFull Time
Contentful
Contentful: SaaS platform for headless content management and delivery.
7+ YOE7-10 years building and operating production web apps; strong TypeScript, React/Next.js, Node.js; API design; architecture and leadership; internal tools focus.
TypeScript, React, Next.js, Node.js, API design, serverless, containers, observability, design system
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1mo
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Full Stack Product Manager - Investor & Internal Platforms
San Francisco or Denver or Miami or Atlanta or Chicago or Augusta or Boston or Las Vegas or Trenton or New York or Raleigh or Portland or Philadelphia or North Charleston or Austin or Richmond or Seattle or California or Colorado or Illinois or Florida or Georgia or Massachusetts or Missouri or Nevada or New Jersey or New York or North Carolina or Oregon or Pennsylvania or South Carolina or Texas or Virginia or Washington or Maine
$138k-$162k/yr RemoteFull Time
Crunchbase
Crunchbase: A platform providing comprehensive data and intelligence on companies.
3+ YOE3+ years in product/technical builder roles; hands-on coding and shipping software; experience with AI-assisted development, APIs, automation, and data workflows; product ownership from discovery through launch; bachelor's preferred.
AI, vibe coding, spec-to-code workflows, APIs, automation platforms
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