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134 developer intern jobs at 92 companies in Trenton, NJ

2mo
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Power Engineer Intern
King of Prussia, Pennsylvania, United States
$24-$33/hr OnsiteMultiple Commitments Available
Schweitzer Engineering Laboratories
Schweitzer Engineering Laboratories: Manufactures digital systems that protect and automate power grids.
0+ YOEPursuing Electrical Engineering degree with at least two years of coursework; knowledge of three-phase analysis and power flow; MATLAB/Simulink/PSCAD experience; eager to learn protective relays and automation; proficient with Microsoft Office; able to learn new skills.
MATLAB, Simulink, PSCAD, Microsoft Office
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1w
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Project Engineer Intern - Summer 2027
Conshohocken, Pennsylvania, United States
OnsiteInternship
Skanska
SkanskaNasdaq Stockholm: SKA B: Global construction and project development.
Pursuing a bachelor's in construction management or engineering, knowledge of construction project phases, math skills, MS Office/HCSS/CGC familiarity, and ability to communicate clearly; background check required; must be legally authorized to work in the US.
MS Office, HCSS, CGC
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4d
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Smart Growth Intern
Philadelphia, Pennsylvania, United States
$19-$22/hr HybridInternship, Part Time
Delaware Valley Regional Planning Commission
Delaware Valley Regional Planning Commission: Metropolitan planning organization for the greater Philadelphia region.
Must have completed at least one year of college or be enrolled in a master's program; interest/experience in housing, zoning, or real estate development; strong writing, verbal, and graphic communication; Microsoft Office, GIS, Adobe skills preferred.
Microsoft Office Suite, GIS, Adobe Creative Suite
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1mo
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Professional Development Intern
Havertown, Pennsylvania, United States
HybridInternship
Child Guidance Resource Centers
Child Guidance Resource Centers: Mental health and developmental services for children and families.
Seeking bachelor- or master-level interns to support development of training materials, marketing, program evaluation, and facilitation of in-person and virtual learning; unpaid internship.
Microsoft PowerPoint
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1w
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Research Intern
Philadelphia, Pennsylvania, United States
OnsiteInternship, Temporary
Jefferson
Jefferson: Providing healthcare services and academic programs in Pennsylvania.
Temporary internship to support research and clinical academic activities at a university health system; rotating work schedule; benefits available.
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3w
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Development Intern
Newark or New York
OnsiteInternship
American Lung Association
American Lung Association: Fights for lung health through research, education, and advocacy.
Must be working towards a bachelor’s degree, eligible for college credit, enthusiastic, reliable, strong writing and multitasking skills, and able to lift 25 lbs.
Microsoft Excel, Microsoft Outlook, Microsoft Word, Microsoft PowerPoint, OneDrive
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3w
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Principal Software Engineer - Environments Engineering
Palo Alto or New York City or Jersey City
$204k-$285k/yr OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
15+ YOE15+ years software engineering experience building internal developer platforms or environment-as-a-service; expertise in Kubernetes/EKS, service mesh traffic isolation, infrastructure-as-code, hybrid infrastructure, and platform adoption at scale.
Istio, Linkerd, Kubernetes, EKS, Go, Rust, Java, Terraform, Ansible, Oracle, Kafka, Cassandra, MongoDB, CockroachDB, DynamoDB, PostgreSQL, Jenkins, Spinnaker, GitHub Actions, Argo CD, Backstage
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4d
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Research & Development - PhD Engineering Intern
Lexington or Allentown or Providence
OnsiteMultiple Commitments Available
PPL Electric Utilities
PPL Electric UtilitiesNYSE: PPL: Provides electric power distribution and utility infrastructure services.
PhD engineering student (ABET) with ≥3.0 GPA, available part time during semester and full time in summer; data analysis and reporting skills; ability to travel for R&D projects.
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1mo
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Pharmacy Intern Grad
Delran, New Jersey, United States
$34-$45/hr OnsiteFull Time
Walgreens
Walgreens: Retail pharmacy providing prescriptions and health and wellness products.
Candidate must be pursuing or willing to obtain a PharmD and pharmacist licensure; must be or become a certified immunizer within 90 days; supports medication dispensing, patient counseling, pharmacy operations and staff development.
Intercom Plus, StoreNET
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1w
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Project Engineer Intern - Summer 2027
Conshohocken, Pennsylvania, United States
OnsiteTemporary
Skanska
SkanskaNasdaq Stockholm: SKA B: A construction and project development creating sustainable infrastructure and buildings.
Working toward a bachelor’s in construction management or engineering; knowledge of construction phases, math, MS Office, HCSS, CGC; strong communication; US unrestricted work authorization; background check.
Microsoft Office, HCSS, CGC
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2d
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Software Engineering Intern – Summer 2027
Fridley or Tempe or Eatontown or Santa Rosa or Lafayette or Boulder or Plymouth or Mounds View or Irvine or North Haven or Memphis or Newton or Dexter or Santa Ana or Mansfield or Fort Worth or Minneapolis or Brooklyn Center or Jacksonville or Boston or Brooklyn Park
$27-$45/hr OnsiteFull Time
Medtronic
MedtronicNew York Stock Exchange: MDT: Develops and manufactures medical devices and digital health solutions.
Currently pursuing BS/MS in computer/software engineering or related with anticipated graduation 2027–2029; full-time internship availability June–Aug; U.S. work authorization required; 3.0 GPA preferred; experience with programming/projects preferred.
C, C++, C#/.NET, SQL, JavaScript, Java, Python, Swift, HTML/CSS, Microsoft Visual Studio, Jenkins, GitLab
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2d
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Laboratory Intern- Analytical R&D
Princeton, New Jersey, United States
$16-$18/hr OnsiteInternship
NJ Bio
NJ Bio: Provides specialized chemistry and biology services for biopharmaceutical development.
Currently pursuing a bachelor’s in chemistry/biochemistry/chemical engineering or related field, 20+ science credit hours, 3.0+ high school GPA; precise lab skills, Microsoft Office proficiency, and adherence to cGMP.
HPLC, GC, UV-Vis, FTIR, pH meters, Empower, Microsoft Word, Microsoft Excel
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2mo
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Intern - State Farm Agent Team Member
Philadelphia, Pennsylvania, United States
$13-$20/hr OnsitePart Time
Jeff Gottesman State Farm Agency
Jeff Gottesman State Farm Agency: Independent insurance and financial services agency offering personalized coverage and financial planning.
Part-time internship with focus on lead development, appointment scheduling, and assisting clients; bilingual Spanish or Russian preferred; strong interpersonal, communication, and self-motivation skills; detail oriented.
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1w
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Public Health Fall Intern
Norristown, Pennsylvania, United States
OnsiteInternship
Montgomery County
Montgomery County: Provides local government services and judicial administration for county residents.
Currently pursuing a bachelor's or higher in public health-related field; strong written/verbal communication; Microsoft Office proficiency; required clearances (child abuse, PA criminal record, FBI fingerprint); unpaid internship with academic credit assistance.
Microsoft Office
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1mo
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Donor Liaison Intern
Philadelphia, Pennsylvania, United States
$20/hr HybridMultiple Commitments Available
American Friends Service Committee
American Friends Service Committee: Provides global humanitarian assistance and advocates for social justice.
1+ YOEHigh school diploma required, some college preferred. 1+ year experience in development/communications/outreach, Microsoft Office proficiency, ability to work evenings/weekends and travel, strong communication and organizational skills.
Microsoft Office
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2w
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Business Development & Capture Intern (Remote Opportunity)
Philadelphia or Charleston or San Antonio or Miami
$40/hr RemotePart Time, Internship
VetsEZ
VetsEZ: Digital transformation and healthcare IT services for government agencies.
Must be a graduate student (MBA or related Master's) graduating in 6-12 months, reside in continental US, strong analytical and communication skills, proficiency with Microsoft Office, and ability to obtain government clearance.
Microsoft Office, Microsoft Excel, Microsoft PowerPoint, Microsoft Word, Microsoft Copilot, ChatGPT, Salesforce
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1mo
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Intern to Entry Level Conversion - Engineering (Summer 2026 Intern Program)
Seattle or Saint Charles or Huntsville or Portland or Midwest City or Oklahoma City or Berkeley or Miami or Huntington Beach or Hazelwood or Germantown or El Segundo or Fort Walton Beach or Ridgecrest or Tukwila or North Charleston or Kennedy Space Center or Heath or Houston or Fairfax or Colorado Springs or Seal Beach or Long Beach or Newburgh or Renton or Saint Louis or Auburn or Philadelphia or Everett or San Antonio or Kent or Mesa or New Orleans
$50k-$174k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, satellites, and defense systems.
Currently enrolled engineering/applied-sciences student with expected graduation before September 2027; previously interned with Boeing; strong academics, collaboration, and technical project experience; ability to meet export-control U.S. Person requirements for many roles.
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2w
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Fish & Invertebrate Intern - Fall 2026
Brooklyn, New York, United States
$1k-$2k/yr OnsiteInternship
Wildlife Conservation Society
Wildlife Conservation Society: Manages metropolitan wildlife parks and global conservation programs.
Must be 18+, current college/graduate student, able to lift 50lbs, work in all weather, complete physically demanding tasks, submit resume and cover letter, and be eligible to work in the US.
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1w
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Integrated Modeling Intern - Fall 2026
Kearny, New Jersey, United States
$18-$30/hr OnsiteInternship
Thea Energy
Thea Energy: Developing nuclear fusion reactors using planar coil stellarator technology.
Familiarity with toroidal plasma devices, implementing reduced physics models, training surrogate models, constrained numerical optimization; ability to lift 50 lbs and work in industrial lab hazards.
COMSOL, ANSYS, Python, C++, MATLAB, Simulink, Microsoft Visio, LabVIEW
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1mo
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Economic Empowerment Intern (Unpaid)
Elizabeth, New Jersey, United States
OnsitePart Time, Internship
International Rescue Committee
International Rescue Committee: Provides humanitarian aid and relief to people affected by conflict.
Bilingual ability required (preferably Spanish or Haitian Creole; Arabic, Dari/Farsi, Pashto considered). Microsoft Office proficiency. Bachelor’s preferred (college students considered). Experience in job development or working with immigrants/refugees preferred.
Microsoft Word, Microsoft Excel, Microsoft Outlook
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