Top Internships in Portland, ME

Work on real-world web applications across frontend and backend. Use modern frontend frameworks (React/Angular/Vue) and backend tech (Node.js, Python, Java, PHP). Integrate RESTful APIs with databases (MongoDB, PostgreSQL, MySQL), debug, test, optimize performance, and collaborate with designers and product teams while gaining hands-on mentorship.

Assist in developing and maintaining cross-platform Flutter apps for Android and iOS, implement UI/UX with Flutter widgets, integrate Firebase and REST APIs, debug and optimize performance, and collaborate with the team while staying current with Flutter/Dart technologies.

The actuarial intern will perform mathematical and clerical actuarial tasks, compile and verify data, support loss and expense reserve evaluations, prepare rate filings and financial schedules, and assist with premiums, benefits, pricing, and other assigned projects.

Support the sales team by researching markets, identifying B2B opportunities, preparing sales materials and proposals, attending meetings, and collaborating with cross-functional teams to help drive client satisfaction and business development.

Support the sales team by identifying leads, conducting market research, preparing sales materials and proposals, participating in meetings and presentations, and collaborating with cross-functional teams to help drive business development and ensure client satisfaction.

Support international B2B sales through lead generation, prospect qualification, outreach, CRM data hygiene, sales material preparation, market research, pipeline tracking, and cross-team collaboration while learning sales processes.

Supports consumer marketing campaigns for government clients across email, social media, creative adaptation, reporting, analysis, quality assurance, and project coordination. The intern creates and proofreads campaign content, prepares visual assets, analyzes performance data, develops reports, identifies optimization opportunities, and helps ensure timely delivery of campaign materials.

Own end-to-end product features: conduct user research, translate insights into specs and user stories, collaborate with engineering/design/growth, analyze product data, support sprint planning/QA/releases, benchmark competitors, and build roadmaps and documentation to launch features.

Run and coordinate qualitative user research: plan and moderate interviews and focus groups, translate goals into discussion guides, produce transcripts and structured insight summaries, and communicate findings to product teams while working remote-first.

Work as a hands-on Product Management intern owning features end-to-end: run user research, write specs and user stories, work with engineering/design/growth to ship, analyze product data, support sprint planning and QA, benchmark competitors, and build roadmaps and documentation.

Six-month engineering internship building production backend services and AI pipelines. Design SQL schemas (PostgreSQL), implement SaaS integrations (REST APIs, webhooks), work with embeddings, transformer models and vector databases, build end-to-end data processing pipelines, and contribute to code reviews and architecture discussions.

Hands-on internship offering cross-functional exposure to consulting, marketing, HR, operations, sales, partnerships, events, and content. Interns receive mentorship, structured development, real responsibility, and potential consideration for future roles.

Unpaid 3–6 month internship offering hands-on experience across social work, case management, HR, development, marketing, retail merchandising, project management, and events. Interns assist with client intake, outreach, research, content creation, administrative tasks, event support, and daily operations while building skills, networks, and receiving reference letters upon completion.

Supports the marketing team’s digital execution, including uploading and formatting HubSpot web pages, making basic backend and schema updates, conducting SEO audits, and assisting with redirects and internal linking. The intern also supports social media operations across LinkedIn, YouTube, Google Business Profile, and Meta, creates internal communications, organizes digital assets, and provides administrative support.

Write and publish high-quality blog posts and case studies by researching eCommerce/logistics topics and interviewing customers. Propose original content ideas, craft narratives that showcase customer success and Wondys impact, collaborate with the team, use Figma/Framer/HubSpot/Google Workspace for content workflows, and track content performance to improve engagement.

As a SkillBridge Intern in Marketing, you'll collaborate on product delivery, ensure project success, and engage clients, while gaining valuable experience in a remote or on-site setting.

The Research Intern will assist in data curation, exploratory analysis, and implementation of machine learning models in healthcare applications.

Build quantitative risk models and automated tooling to price and risk-weight capacity positions, run Monte Carlo and stress tests, research long-term capacity drivers, recommend hedging strategies, and automate data ingestion into a living data model to inform market decisions.

Assist in developing an Automated Quoting Portal by building quoting logic, designing user-friendly interfaces, automating quote workflows, and ensuring quoting accuracy.

The role involves conducting keyword research, optimizing web pages, analyzing SEO performance, and assisting in improving company digital positioning and user experience.

The intern will assist in creating marketing strategies, collaborating with the team, and participating in idea discussions to drive engagement for brands.

Support transportation, freight management, and trade compliance tasks: track shipments, coordinate carriers, review shipping and customs documentation, assist with freight reporting, and help maintain logistics procedures and records while working on process improvement projects.

As a Marketing Intern, you'll assist in creating marketing campaigns, content generation, social media posting, and partner marketing efforts while gaining hands-on experience in the edge AI field.

Reviews medical literature, clinical studies, and treatment guidelines related to personal injury, workers’ compensation, and malpractice cases. Produces structured briefs for product and engineering teams, validates medical terminology, diagnosis codes, and treatment pathways in AI training data, collaborates with product managers to ensure AI output accuracy, and identifies research gaps relevant to case evaluation.

Support faculty development and instructional quality for ERAU Worldwide by reviewing courses, observing teaching, designing and delivering professional learning, ensuring adherence to best practices and contractual standards, and participating in special projects to improve course management and student success.