Top Internships in San Antonio, TX

Maintain and update Salesforce participant-tracking systems, build program outcome reports, clean and organize data, and support Salesforce workflow development. The intern will learn Salesforce administration, reporting, and process design while supporting nonprofit program reporting. This is a fully remote, unpaid three-month internship requiring 5–10 hours per week, with North Carolina residency preferred and mentorship provided.

R&D intern developing and validating compiler features for high-performance computing. Responsibilities include analyzing CPU/GPU performance, reading PTX and LLVM assembly, implementing hardware intrinsics and mathematical algorithms, fixing compiler bugs, creating benchmarks and demos, and writing technical documentation. The role requires strong C++ or C# skills, understanding of memory management and object-oriented programming, and interest in CUDA, OpenMP, GPU architecture, algorithms, and numerical methods.

Participate in classroom and hands-on training while shadowing New Home Sales Consultants. Learn and contribute to marketing, prospecting, customer service, and greeting and qualifying prospective home buyers. The internship requires relationship building, exceptional customer service, weekend and evening availability, college enrollment, and housing in the greater San Antonio area.

Supports specific stop loss claim audits by reviewing medical documentation, validating records, analyzing medical and pharmaceutical claims data, identifying discrepancies and overpayments, and preparing audit reports. The intern uses Microsoft Office tools, maintains PHI confidentiality, communicates findings, and assists with process improvement initiatives. This is a remote, flexible internship of approximately 20 hours per week.

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.

Supports accounting and financial operations through accounts payable assistance, invoice research and reconciliation, vendor and subcontractor payment coordination, compliance documentation, project accounting reviews, month-end close activities, and financial recordkeeping. The intern works across accounting and project teams while developing practical skills in accounting principles, financial reporting, Excel, and reconciliation.

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.

Part-time intern supporting IDEA’s Academic Services team with daily administrative and operational tasks, project execution, information tracking, report and presentation preparation, data entry into district testing systems, access troubleshooting, and cross-team data coordination. The role requires customer service, multitasking, organization, communication, and the ability to work independently with minimal supervision.

Supports management consulting engagements through data gathering and analysis, industry research, client interviews, presentation development, and participation in client meetings. Interns apply analytical, interpersonal, creative thinking, business management, and leadership skills while addressing real estate business issues and maintaining client confidentiality.

Supports consumer marketing and brand growth through strategic business planning, category and competitor analysis, P&L support, product innovation, pricing, merchandising, consumer research, marketing communications, and performance tracking. Collaborates with sales, finance, supply, regulatory, demand planning, global marketing, and agency partners. The four-month internship provides formal and on-the-job development, with potential consideration for full-time employment.

Accounting intern supporting general ledger accounting and budgeting activities under supervision, with regular progress meetings with the VP of Accounting. The role is fully remote with optional work from company locations and allows flexibility around school schedules up to 29 hours per week. Interns must be enrolled in an accounting degree program at an eligible university and possess strong Excel skills.

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.

Supports enterprise AI transformation through machine learning, generative AI, data science, retrieval-augmented generation, and workflow automation. Responsibilities include data preparation, feature engineering, model development and evaluation, monitoring, dashboard and documentation creation, and secure AI application development. The intern collaborates with IT, AI transformation teams, data stewards, and business stakeholders to deliver practical AI and analytics solutions while following security, privacy, and responsible AI requirements.

Quality Engineering Interns gain hands-on experience in software quality engineering and test automation. Responsibilities include assisting with systems that interface with clients and tools, supporting quality engineering teams, learning technical skills, contributing to problem-solving, shadowing team members, and completing ad hoc projects within the financial services industry.

Paid DevOps internship for Computer Science students, providing hands-on experience in DevOps, software operations, enterprise IT management, systems integration, automation, and problem solving. Interns will work alongside DevOps professionals, assist with technical and ad hoc projects, develop practical skills, and receive mentorship within the financial services industry.

Paid software engineering internship for Computer Science students. Interns receive mentoring and hands-on experience building full-stack applications, microservices, web interfaces, client systems, and automation tools within financial services teams. Responsibilities include collaborating with software engineers, learning technical skills, solving problems, and supporting ad hoc projects.

Supports management consulting engagements by designing client deliverables, presentations, visual assets, reports, and meeting graphics. Assists with documenting requirements and processes, researching client industries and design best practices, and applying visual design, information hierarchy, and user experience principles. Collaborates with consulting professionals, manages multiple deadlines, and works within client branding guidelines. Travel may comprise 20%–50% of the schedule.

Supports pharmacists and healthcare providers in chronic care and remote patient monitoring programs. Responsibilities include patient engagement calls, medication reconciliation, chart preparation, care plan documentation, EHR updates, task coordination, compliance tracking, and collaboration with clinical teams. The intern also assists with administrative duties, follows CCM and RPM regulations, documents patient interactions, and participates in professional development and care conferences.

Build, test, deploy, and document business process automations using Power Automate, Power Apps, SharePoint, and AI assistants. Map manual workflows, implement error handling, create training materials, measure automation impact, and support innovation projects. The six-month on-site internship includes collaboration with process owners, practical testing, troubleshooting, and research into automation tools.

Build, test, deploy, and document business automations using Power Automate, Power Apps, SharePoint, and AI assistants. Map manual processes, design logical workflows, handle errors and exceptions, create training materials, measure automation impact, and support internal innovation projects. The role includes collaboration with process owners, practical troubleshooting, research, and maintaining live automations used by internal teams.

Supports the Innovation team through industry and technology research, business case development, project planning, stakeholder coordination, documentation, data analysis, visualization, and automation initiatives. The intern will track milestones, organize meetings and workshops, prepare strategic materials, identify process improvements, and help evaluate new ideas. The role requires strong organization, communication, analytical thinking, and curiosity about emerging technologies. It is a six-month, on-site internship with an allowance.

Build and ship software engineering projects from design through production rollout. Develop AI-powered features supporting chronic care workflows, collaborate with engineering and clinical partners, write maintainable and testable code, and apply software development practices to reliable cloud-based systems. Test, monitor, and iterate using production feedback, with emphasis on patient impact and human judgment.

Support onboarding and account health for IDV and KYA customers by tracking milestones, following up on action items, maintaining CRM records, drafting communications, and creating enablement resources. Coordinate customer issues across Customer Success, Product, and Engineering, maintain voice-of-customer feedback, and apply AI tools to automate routine work and improve team efficiency.