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38 software engineering intern jobs at 26 companies in San Marcos, TX

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Software Engineering Intern
Austin, Texas, United States
$30-$33/hr OnsitePart Time
Keysight Technologies
Keysight TechnologiesNew York Stock Exchange: KEYS: Manufactures hardware and software for electronic test and measurement.
College student in CS/CE/EE, enrolled as of Sept 2026; strong English, self-motivated, analytical; knowledge of Python/Java, virtualization/cloud, REST APIs, and automation tools; Agile experience a plus.
Python, Java, AWS, KVM, VMWare, RESTful web service APIs, Selenium, Robot Framework, CoPilot, chatGPT
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Software Engineering Intern
Austin, Texas, United States
$30-$33/hr OnsiteInternship
Keysight Technologies
Keysight TechnologiesNYSE: KEYS: Provides electronic design, test, and simulation software and hardware.
Must be an enrolled college student (CS/CE/EE preferred). Strong English communication, self-motivated, analytical; experience with Python/Java, automation frameworks, virtualized/cloud environments, REST APIs, and test automation is a plus.
Python, Java, AWS, KVM, VMWare, RESTful web service APIs, Selenium, Robot Framework, CoPilot, chatGPT
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Software Engineering Intern
Austin, Texas, United States
OnsiteInternship
Base Power
Base Power: Providing residential battery systems and retail electricity services.
Strong foundation in software engineering; able to ship production software; good communication; curious and self-directed.
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Software Engineering Intern, 3D & Manufacturing Applications
Austin, Texas, United States
$32-$38/hr OnsiteInternship
Valstad
Valstad: A developing robotic production systems and software to modernize shipbuilding and steel structure manufacturing.
Currently pursuing a Bachelor’s or Master’s in CS/SE/CE or related field; strong programming fundamentals; experience with JavaScript/TypeScript and frontend frameworks; interest in CAD, robotics, and manufacturing; ability to work full-time on-site in Austin.
JavaScript, TypeScript, React, Vue, Svelte, Three.js, React Three Fiber, Babylon.js, WebGL, Python, C++, Rust, Go, PostgreSQL, STEP, IGES, STL, OBJ, glTF, DXF, Open Cascade
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Civil Engineering Intern
Austin, Texas, United States
OnsiteInternship
Kimley-Horn
Kimley-Horn: Provides professional engineering, planning, and design consulting services.
Enrolled in an ABET-accredited Bachelors or Masters engineering program in a related discipline; able to use civil engineering software and collaborate on design and permitting tasks.
AutoCAD, Revit, Civil 3D, Microsoft Excel, Microstation, VISSIM, Open Roads, Synchro, GIS
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Software Engineer Intern (Fall 2026)
Austin, Texas, United States
OnsiteFull Time, Internship
Saronic
Saronic: Building autonomous surface vessels for maritime defense operations.
Pursuing Bachelor's or Master's in CS/Software Eng/ECE; programming in Python, C++, Typescript, JavaScript, or Rust; basic robotics knowledge; strong problem-solving; ability to work independently and in teams; 40 hours/week in Austin Aug–Dec.
Python, C++, Typescript, JavaScript, Rust
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OCI Software Engineer Intern - OVIP
Austin or Nashville
$18-$35/hr OnsiteFull Time, Internship
Oracle
OracleNYSE: ORCL: Provides cloud infrastructure and enterprise software for global businesses.
Pursuing a computer science/engineering degree; experience with application development; programming in Java, JavaScript, C/C++, Python, Go; knowledge of data structures, distributed systems; networking, databases/NoSQL; strong communication; familiarity with agile methods.
Java, JavaScript, C/C++, Python, Go, TCP/IP, HTTP, NoSQL, Distributed storage
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Software Engineer - Hardware Engineering Operations
Austin, Texas, United States
OnsiteFull Time
Apple
AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.
Design and develop internal applications, frameworks, and services that bridge software and hardware, including data pipelines, simulation tools, web applications, and API integrations.
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Summer 2027 - Software Engineering Intern - Austin, TX
Austin, Texas, United States
OnsiteInternship
Lutron Electronics
Lutron Electronics: A worldwide leader in innovative lighting control and shading solutions offering hands-on learning and growth opportunities for students.
Pursuing Bachelors or Masters in CS/CE/SE with GPA ≥3.20; rising junior/senior or master's student; authorized to work in the US; willing to work onsite 5 days/week.
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Summer 2027 Software Engineering Internship/Co-op
Bastrop or Brownsville or Cape Canaveral or Hawthorne or Irvine or McGregor or Palo Alto or Redmond
$30-$40/hr OnsiteInternship
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
0+ YOEEnrolled in a bachelor’s or graduate program, 3+ months coding experience, programming in C/C++/C#/Java/JavaScript/Python, U.S. work-authorization per ITAR, strong communication and debugging skills.
C, C++, C#, Java, JavaScript, Python
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Software Engineering Internship (C++ or Python) – Summer 2027
Austin or Chicago or New York City or Singapore or London
$6k/wk OnsiteInternship
Hudson River Trading
Hudson River Trading: A quantitative firm using technology to trade global financial markets.
Full-time undergraduate student graduating 2028, programming experience in Python/C/C++, strong problem solving and communication skills, eligible for full-time roles in 2028.
Python, C, C++
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Software Engineer Intern (Summer 2027 - Austin)
Austin or Chicago
OnsiteInternship
Optiver
Optiver: Global market maker providing liquidity to financial markets.
Student pursuing BS/MS/PhD in Computer Science or Computer Engineering (graduating Dec 2027–Jun 2028), proficient in C++, Python, or Java, strong CS fundamentals and problem-solving, ability to work in fast-paced team environment.
C++, Python, Java
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Software Engineer Intern (Fall 2026) - Austin, TX
Austin, Texas, United States
HybridInternship, Full Time
Cloudflare
CloudflareNYSE: NET: Provides security and performance services for internet properties.
Currently pursuing a degree in CS/Engineering/Math or related field; able to commit to a full-time 12+ week internship (40 hours/week); in-office 3-5 days/week in Austin; strong critical thinking and coding interest.
Typescript, Javascript, Go, Rust, C, C++, Python
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Staff Software Engineer, AI Platform
Austin, Texas, United States
$169k-$232k/yr OnsiteFull Time
Procore
ProcoreNYSE: PCOR: Cloud-based construction management software for projects and teams.
5+ YOE5+ years software engineering with 2+ years on developer platforms/internal tooling, hands-on LLM/agent experience, proficiency in Python/TypeScript, familiarity with Go, REST/GraphQL APIs, and platform design.
Python, TypeScript, Go, REST, GraphQL, Model Context Protocol (MCP), Temporal, Prefect, Airflow, OpenTelemetry, Langfuse, Datadog
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Software Engineer, AI CAD Workflow Automation
Austin or Darmstadt or San Francisco
HybridFull Time
Focused Energy
Focused Energy: Develops laser-driven inertial fusion for clean energy generation.
Build and deploy internal software and AI-assisted CAD workflows; write scripts that interact with CAD systems; strong Python or C++ skills; familiarity with CAD APIs (SolidWorks, Onshape, AutoCAD); ability to write runbooks and train engineers.
Python, C++, SolidWorks, Onshape, AutoCAD, CI/CD
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Sr. Software Engineer II, MacOS Sensor - CTIO (Hybrid)
Sunnyvale or New York City or Austin or Redmond
$160k-$250k/yr HybridFull Time
CrowdStrike
CrowdStrikeNASDAQ: CRWD: Provides cloud-native endpoint protection and cybersecurity services.
Expertise in Swift and C/C++, deep macOS internals and security knowledge, debugging memory and performance issues, experience delivering major features, and ability to lead and mentor distributed teams.
Swift, C/C++, Agile
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Senior Linux Kernel Systems Software Engineer – CSP Engagements
Santa Clara or Austin or Redmond or Seattle
$184k-$357k/yr OnsiteFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Designs graphics processing units and artificial intelligence hardware.
10+ YOE10+ years system software experience; expert in Linux kernel internals, device drivers, PCIe/USB/Ethernet, ARM (aarch64) and x86, kernel debugging (GDB, kdump, eBPF), C/C++, Python, virtualization, Kubernetes, NUMA and performance optimization.
GDB, kdump, eBPF, ARM (aarch64), x86, C, C++, Python, Kubernetes, CUDA, PCIe, USB, Ethernet, IOMMU, NUMA, CXL
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Senior Software Engineer II - Confluent Cloud Platform (Remote)
Poughkeepsie or Lowell or Rochester or Tucson or Research Triangle Park or Armonk or Boston or Bellevue or Atlanta or San Jose or Dallas or Austin or San Francisco or Seattle
$131k-$245k/yr HybridFull Time
IBM
IBMNew York Stock Exchange: IBM: Global technology providing enterprise software, cloud, and consulting.
Strong programming in Go/Java/Python, deep systems internals, Kubernetes and public cloud (AWS/GCP/Azure) experience, GitOps/Terraform/CI/CD/observability expertise, bachelor's degree required; ability to work without visa sponsorship.
Go, Java, Python, Kubernetes, AWS, GCP, Azure, GitOps, Terraform, CI/CD, Prometheus, Grafana, Linux, Apache Kafka
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2mo
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Intern - Design Verification Infrastructure Engineer - Platform
Santa Clara or Austin or Berkeley or Boston
OnsiteFull Time, Internship
SiFive
SiFive: Designs and licenses high-performance RISC-V processor intellectual property.
Software engineer with experience in at least one compiled language and one scripting language; knowledge of modern software practices; production deployments.
Scala, Python, Chisel, CIRCT, MLIR
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New Grad Field Engineer I- Central Division- For Current/Former HNTB Interns Only
Austin or Baton Rouge or Dallas or Des Moines or El Paso or Fort Worth or Houston or Kansas City or Little Rock or New Orleans or Oklahoma City or Overland Park or Plano or Round Rock or San Antonio or St. Louis
FieldFull Time
HNTB
HNTB: Designs and manages large-scale transportation and infrastructure projects.
Bachelor's degree in Engineering required; current/former HNTB interns only. EIT preferred. Familiarity with construction inspection, GPS/Rovers and digital construction software preferred.
GPS, Rovers, Constructware, Asite
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