95 backend engineer intern jobs at 52 companies in United States
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Staff Backend Engineer, Internal Products
San Francisco, California, United States
$200k-$250k/yrHybridFull Time
TwelveLabs: Private video AI helping enterprises search, analyze, and understand video across vision, audio, language, and motion.
Experienced backend engineer with strong Python or Go skills, system design, building zero-to-one internal products, working with large unstructured datasets, and full-stack capability.
Kraków or United States or United Kingdom or Ireland or Poland or Germany or Australia
RemoteFull Time
Whatnot: Live shopping marketplace connecting buyers and sellers.
5+ YOE5+ years software engineering experience; strong backend and distributed systems skills; production service design and scaling; proficiency in Python or Go; experience with relational databases and event-driven architectures.
IBMNYSE: IBM: Global technology and consulting focusing on cloud and AI.
Currently pursuing a computer science, software engineering, or related degree; high school diploma/GED; basic software development knowledge; programming experience; Agile exposure; and strong communication, learning, and problem-solving skills.
Bjak: Southeast Asia's leading online insurance platform and fintech.
Backend, full-stack, or platform development experience; strong programming fundamentals; production software, AI application, or automation experience; and ability to solve ambiguous problems independently.
APIs, databases, cloud infrastructure, AI integrations
Verkada: Physical security platform for enterprise buildings and facilities.
Pursuing a bachelor's or master's degree in computer science or a related technical field, graduating by June 2028; prior product development internship and familiarity with Python or Golang, distributed systems, AWS, Docker, and agile development.
TikTok: Short-form mobile video and social media platform.
Currently pursuing an undergraduate or master\u0002s degree in CS, CE, or related field; able to commit to a 12-week Summer 2027 internship; strong coding, data structures, algorithms, backend development, problem-solving and teamwork; U.S. work authorization required (no sponsorship).
Panasonic Corporation of North AmericaTokyo Stock Exchange: 6752: Regional hub providing technology, energy, and mobility solutions.
0+ YOECurrent student pursuing a bachelor's degree with a 3.0+ GPA, strong programming fundamentals in Java or another object-oriented language, and familiarity with REST APIs, HTTP, SQL, Git, and Spring Boot.
Delsys: Biotechnology designing wearable electromyography sensors and software for researchers and clinicians.
Currently enrolled or recently graduated in CS/CE or similar; fluent in Java, C#, or C++; strong OOP and back-end development experience for Windows or Linux; wearable sensor experience useful; must show valid work eligibility.
Backend Development Engineer Intern (Infrastructure Platform Delivery) - 2027 Summer
San Jose, California, United States
OnsiteInternship
ByteDance: Global technology specializing in AI-powered content platforms.
Current undergraduate or master's student in computer science, software engineering, or a related field with strong programming, algorithms, and data structures skills; proficiency in at least one programming language.
Prophet Security: Autonomously triage, investigate, and respond to alerts and security threats 10x faster
Pursuing a bachelor's or master's degree in computer science, engineering, or a related technical field; expected graduation in 2027. Programming experience with Python or Go and knowledge of software engineering fundamentals required.
Merkle Science: Blockchain transaction-monitoring and intelligence serving crypto firms, financial institutions, and government agencies.
Final-year 2027 B.Tech, B.E., or dual-degree student from IIT, NIT, or IIIT in CSE, IT, or a related branch, with strong Python, backend, database, API, Git, and DSA skills.
Software Engineering Intern (Front End or Back End)
New York City or United States
RemoteMultiple Commitments Available
Zant: Private coaching platform and marketplace connecting business and leadership coaches with leaders, founders, companies, and investment funds.
Pursuing or holding a BS/MS in computer science, engineering, or related field; front-end or back-end specialization; comfortable with Cursor and Xano; strong communication, documentation, and problem-solving skills.
Serval: Private AI-native ITSM automating help desks, access, and workflows for enterprise teams.
Currently pursuing a technical degree (graduation 2026–2028), strong CS fundamentals, familiarity with a backend language (Go/Java/Python), clear communication, and eagerness to learn in a startup environment.
Advanced Warehouse Inc.: Advanced Warehouse is a privately held 3PL provider delivering warehousing, fulfillment, freight forwarding, and transportation services.
Computer science or software engineering bachelor's study or equivalent; familiarity with backend languages, REST APIs, data structures, and SQL; strong problem-solving and communication skills.
OpenRouter: AI model gateway and routing platform serving developers and enterprises with unified access to large language models.
Experience building internal agentic tooling and production LLM/agent systems, backend engineering strength, security and reliability mindset, domain fluency in support or GTM, and data-driven evaluation skills.
Volta: Private AI infrastructure building and operating AI factories for frontier labs and AI-native companies.
3+ YOE3+ years software engineering with infrastructure focus; strong backend/systems programming; deep Kubernetes internals knowledge; Linux and networking fundamentals; production API design; on-call and incident response experience.
Gesture: AI-driven gifting and tangible-marketing platform serving consumers and brands with address-free gifts and product campaigns.
Pursuing a computer science or software engineering degree; experience with LangChain or LangGraph, frontend/backend development, REST APIs, databases, Git, and strong problem-solving skills.
Systems Engineer, Data Intelligence & Analytics Team
Austin, Texas, United States
HybridFull Time
CloudflareNYSE: NET: Cloud-based security, performance, and reliability services for Internet applications.
Experience building internal platform tooling, proficiency in Go and backend systems, knowledge of SQL and CI/CD, strong communication and problem solving, BS/MS in a quantitative field preferred.