Top Internships in Charleston, SC

Work with the development team to build and debug web applications: write Python backend code, create responsive HTML/CSS/JavaScript frontends, integrate frontend and backend, participate in code reviews and testing, learn frameworks and document progress.

Assist in designing and building full-stack web applications using the MERN stack. Work on frontend (React) and backend (Node/Express), create responsive UIs, develop RESTful APIs, manage MongoDB databases, debug and optimize applications, collaborate in code reviews and agile sprints, and stay current with web development trends.

Support digital marketing and community efforts in MENA: gather and manage data for content and campaigns, handle community queries on Telegram/Discord, use campaign portals (Task On, Galaxy, Zealy), conduct data research, assist lead generation, monitor campaign metrics, and follow the content plan to improve engagement and ROI.

Support talent acquisition by sourcing candidates, conducting initial screenings, coordinating interviews and onboarding, maintaining ATS records, and assisting client recruitment and administrative hiring tasks during a part-time, semester-long internship.

Assist engineering teams with basic engineering tasks including research, design support, preparation of engineering drawings and documents, basic calculations, and organizing information for project use. Work under direction of engineers and perform other assigned duties. For current or former HNTB interns only.

Lead a 12-week MBA/Masters internship to mine completed-audit datasets, quantify untapped revenue, prioritize opportunities, use LLMs to automate analysis, and develop client-ready presentations and a repeatable re-engagement process for executive review.

Part-time remote accounting intern to assist with bank reconciliations, journal entries, month-end closings, financial statement preparation, income tax returns, and AR/AP/payroll support. Research and correct account discrepancies, review agreements, monitor daily activity, and support special projects while developing practical accounting skills.

Remote Information Security internship providing training and hands-on experience with security tools, processes, and networks. Interns support customers, learn IT security concepts, and participate in a bridge program. Must work full time for at least three months and complete pre-employment drug and background checks.

12-week hands-on internship building full-stack features: frontend with React and TypeScript; backend services and REST APIs in Python (FastAPI); enterprise data integrations and ingestion pipelines; write tests, participate in Agile processes, code reviews, and troubleshoot production issues while learning AI and cloud technologies.

Provide remote BSW student support to members through outreach, intake, care coordination, resource navigation, and documentation. Maintain updated resource lists, participate in supervision and team meetings, and use trauma-informed, confidential communication while developing case management skills.

Internship position at Waterfall to assist in various tasks including content writing, video editing, marketing, and software engineering.

Support execution of B2B marketing to drive employer awareness and leads: assist with email campaigns, website content updates, social and paid promotions, analytics, and daily marketing administrative tasks while adhering to brand guidelines.

Intern will manage and execute social media strategies, create content, coordinate with videographers, analyze performance, and help clients grow their brand visibility.

Work alongside outreach and clinical staff to engage 18-24-year-old youth experiencing homelessness across NYC; distribute supplies, provide referrals to shelter, healthcare and employment services, support crisis intervention and documentation, and attend trainings and team meetings.

Support the Engineering team by assisting with data ingestion, transformation, and pipeline development; perform exploratory data analysis and visualizations; build/query SQL databases; contribute to codebases using Git; document pipelines and findings; complete well-scoped software tasks under mentorship.

Support drug distribution activities in the Department of Pharmacy Services at a hospital. Assist with medication preparation, dispensing, inventory management, and related technical and administrative tasks while enrolled as a pharmacy doctorate student.

Support CEO and leadership on market intelligence, financial modelling, go-to-market strategy, partnerships and PMO. Run competitor analysis, size segments, build investor-ready business plans, craft value propositions and support partner negotiations while tracking cross-functional OKRs and dashboards.

Work as a Python development intern building applications and APIs, processing and analyzing data, working with databases and data pipelines, contributing to system architecture, writing clean documented code, and collaborating with the team. Strong emphasis on backend development, SQL, ORMs, and REST API design with potential conversion to full-time.

Work alongside senior billers to follow up on claim statuses, post payments from ERAs/EOBs, log and categorize denials, prepare patient statements, and maintain internal documentation to support revenue cycle operations.

Hands-on mechanical engineering internship focused on HVAC and MEP building systems. Interns assist design teams with ductwork sizing and layout, perform basic engineering calculations, support documentation and coordination, attend site visits, and gain experience using BIM tools like Revit and AutoCAD throughout project lifecycles.

Hands-on electrical engineering internship supporting MEP project design and documentation using BIM tools. Assist with power, lighting, fire alarm, and signal system layouts, attend site visits, and support design coordination and administrative tasks.

Support electrical design teams in MEP projects using BIM tools (Revit, AutoCAD). Assist with power, lighting, fire alarm, and signal system design, documentation, coordination, and site visits while gaining hands-on exposure to project lifecycle and engineering workflows.

Mechanical engineering intern supporting MEP project teams: assist with mechanical system design, perform basic calculations and ductwork layout in Revit/AutoCAD, attend site visits, and support documentation, coordination, and administrative tasks throughout project lifecycle.

Support mechanical engineering team in CAD modeling, FEA, tolerance analysis, and prototype validation for rack- and row-based data center infrastructure. Create manufacturing-ready drawings, support BOM and lab testing, and collaborate with cross-functional teams throughout new product development.

Support electrical design, build and test prototypes, perform power distribution and load calculations, document test results and schematics, collaborate with multidisciplinary engineers, and learn industry compliance and system-level electrical architecture in a lab environment.