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CalPortland · 3 hours ago

Jr Developer Intern

Glendora, CA, US, 91741

Internship

Onsite

Intern

$20.50/hr - $27/hr

CalPortland is a company that specializes in building materials, and they are seeking a Junior Developer Intern to work with their IT team. This role provides hands-on experience supporting and improving system integrations, while exposing the intern to real-world projects and legacy systems.

Building MaterialConstructionMining

H1B Sponsor Likely

Responsibilities

Assist with technical writing and documentation for legacy integrations

Participate in ongoing integration projects and support development efforts

Help troubleshoot issues that arise, including triage and resolution support

Work on improving and maintaining existing integrations

Assist with troubleshooting and reverse engineering legacy integrations

Learn about CalPortland, its systems, and the building materials industry

Qualification

Software development conceptsSystem integrationsTechnical documentationAnalytical skillsProgramming languagesAPIsIntegration toolsEager to learnProblem-solving skillsWritten communicationVerbal communicationTeam collaborationDetail-oriented

Required

Currently pursuing a Bachelor's degree in Computer Science, Computer Information Systems, Software Engineering, or a related field

Basic understanding of software development concepts and system integrations

Strong problem-solving and analytical skills

Ability to write clear technical documentation

Strong written and verbal communication skills

Highly motivated, detail-oriented, and eager to learn

Ability to work collaboratively in a team environment

Attend intern day in Las Vegas, NV

Preferred

Familiarity with programming languages, APIs, or integration tools is a plus

Company

CalPortland

CalPortland specializes in the sale and purchase of a wide range of building materials and offers other construction services.

Founded in 1891

Glendora, California, USA

1001-5000 employees

https://www.calportland.com

H1B Sponsorship

CalPortland has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

Distribution of Different Job Fields Receiving Sponsorship

Represents job field similar to this job

Trends of Total Sponsorships

2025 (2)

2022 (3)

2021 (3)

2020 (2)

Funding

Current Stage

Late Stage

Total Funding

$4M

Key Investors

US Department of Energy

2024-01-25Grant· $4M

Leadership Team

Allen Hamblen

President and Chief Executive Officer

William Mullen

Chief Operating Officer

Recent News

The Business Journal

Fresno concrete drivers get a date to decertify Teamsters representation

2026-01-07

PR Newswire

Bill Mullen Named President of CalPortland Company

2026-01-03

The Business Journal

Drivers at Fresno concrete plant file to end representation by Teamsters

2025-11-01

Company data provided by crunchbase