Software Engineering Intern for Fall 2026

About Gemini Founded by Cameron and Tyler Winklevoss in 2014, Gemini is a leading global cryptocurrency and Web3 platform, providing a comprehensive suite of secure, reliable crypto products and services to individuals and institutions across more than 70 countries. Our mission is to usher in the next era of financial, creative, and personal freedom by offer…

About FizzFizz stands as the largest college social app in the United States, empowering Generation Z to forge connections through shared experiences and identities. Our vibrant Fizz communities offer a private, moderated feed of posts exclusively from verified students, ensuring an engaging and authentic representation of student life. With our latest initiative, Global Fizz, we connect Gen Z nationwide, catering to the vast 99% of life that remains unexplored on typical entertainment platforms like Instagram and TikTok. Fizz is dedicated to revitalizing the essence of social media.Our AchievementsSince our launch at Stanford in July 2021, we have successfully onboarded over 95% of undergraduates, with half of them utilizing Fizz daily. Following our $25 million Series B funding in July 2023, we have solidified our position as the leading community platform across more than 700 colleges, begun generating revenue through innovative advertising, and are ambitiously expanding into broader communities beyond college.Future AspirationsLooking ahead to 2025-2026, our primary objectives include a comprehensive expansion into the entire U.S. college market, driving revenue growth through our groundbreaking advertising business, and rapidly enhancing our product to establish Fizz as the go-to social platform for all of Generation Z, transcending just U.S. college students.As a Fizz intern, you will harness your own experiences as a Fizz user to contribute directly to a product you are passionate about. We strive to empower our engineering interns with the same level of responsibility and autonomy as our full-time engineers, allowing you to oversee significant initiatives from inception to completion. If this sounds exciting, we invite you to apply.Interns will work full-time from our NYC office and will receive a housing stipend along with competitive financial compensation.Your ResponsibilitiesConceive, design, deploy, and refine new product features from start to finish (example projects include developing advanced systems utilizing LLMs for content moderation, architecting a content recommendation system to enhance the Fizzin feed, creating new product features such as campus events or job postings, and much more).Produce clean, efficient, and scalable code that aligns with project requirements.Design and implement RESTful APIs that are scalable, reliable, and secure.Collaborate closely with senior engineers to support ongoing projects and tasks.

Join Vantage as a Software Engineering Intern for Summer 2026 and immerse yourself in a dynamic environment where innovation meets technology. This internship offers the unique opportunity to work on real-world projects, enhance your technical skills, and collaborate with a passionate team of engineers in a hybrid work setting.

Category-defining tech. Career-defining work.In an industry where many tech companies struggle to scale, Cockroach Labs sets itself apart. Our flagship product, CockroachDB, empowers innovative enterprises to build and scale applications effortlessly. We confront challenges head-on, focusing on solutions that yield lasting impact.Because when our customers succeed, we all thrive.At Cockroach Labs, we embrace a hybrid work model. Team members located near our offices are encouraged to collaborate in person on Mondays, Tuesdays, and Thursdays, while enjoying flexible work options for the remainder of the week. Our remote experiences have taught us invaluable lessons, but nothing can replicate the creativity, connection, and enjoyment that arises from in-person collaboration.The RoleWe are seeking exceptional Backend Engineering Interns to join our dynamic team. During your internship, you will:Design, develop, and test the backend of our distributed open-source database, CockroachDB.Be paired with a team that aligns with your interests, working on a project relevant to your focus area that will be showcased across our Engineering organization.Collaborate closely with engineers and product managers to drive impactful solutions.

About FarsightFarsight is a pioneering AI platform tailored for the financial services sector, dedicated to empowering investment banks and private equity firms by fully automating intricate workflows. Currently, institutions allocate 80% of their time on manual data gathering and initial drafts of materials before refining their presentations, models, and pitches. We not only reclaim that time, allowing our clients to focus on what truly matters, but we also enhance their materials with insights and knowledge that only our financial-focused AI can provide.Our platform processes vast amounts of both public and private data, consistently delivering precise and auditable materials in a domain that is often too complex for generic large-scale AI solutions. Frequently, our products produce results that surpass the efforts of existing team members.Our mission is to revolutionize the operational framework of financial services in corporations, seamlessly integrating AI into the financial tapestry of every organization globally.TeamAt Farsight, we are a compact yet highly driven team, passionate about crafting technology that astonishes. Each team member wears multiple hats, spanning across development, sales, infrastructure, design, product innovation, and beyond, and we expect new members to share that adaptable spirit.Our diverse backgrounds have propelled us to our current status as a rapidly growing startup. We have garnered financial expertise from esteemed firms such as Evercore and General Atlantic, developed scalable engineering skills at major tech companies like Amazon, learned enterprise AI sales from Hugging Face, and acquired insights on building successful startups through previous experiences as founders and founding engineers. We strive to recruit the best talent to elevate our standards, and we encourage you to apply!Our team operates from our Manhattan office four days a week, with Fridays designated as remote workdays.What You'll DoAs a Software Engineering Intern at Farsight AI, you will collaborate closely with our engineering team on impactful projects that are deployed into production. This is not merely a peripheral internship! You will be immersed in our technology stack, contributing to significant work while receiving the mentorship necessary for your professional growth.Own a high-impact project. You'll assume complete responsibility for a meaningful project from its conception through to delivery, working with cutting-edge AI models and sophisticated architectures.Learn from a dedicated mentor. You will...

Join Ellipsis Labs as a Software Engineer Intern for the Summer of 2027! You will have the opportunity to work on exciting projects, collaborate with a talented team, and gain hands-on experience in software development. We are looking for enthusiastic individuals eager to learn and contribute to our innovative solutions.

Overview At Madison Energy Infrastructure (MEI), we are passionate about advancing clean energy solutions. As a leader in the development, investment, and operation of distributed generation, MEI is committed to delivering comprehensive energy services to Fortune 500 companies, public agencies, nonprofits, and various private clients. In the role of Summer 2026 Intern, you will immerse yourself in hands-on projects that drive significant impact within our Business & Market Development team. This is an exceptional opportunity to gain valuable experience in the clean energy sector while taking ownership of real projects in a rapidly growing organization. About the Role This internship is situated within the Business & Market Development team, with a focus on market research and commercial strategy. Your responsibilities will encompass policy and market analysis, project due diligence, and financial modeling. We are looking for a proactive individual who can quickly adapt to various subject areas and work independently.

Join Rilla: Pioneers of Conversation IntelligenceAt Rilla, we are at the forefront of revolutionizing offline commerce through our cutting-edge conversation intelligence software. Our innovative platform captures, analyzes, and organizes conversations, delivering critical insights that empower the essential businesses shaping our economy.Our mission is to bridge the gap between advanced technologies and the broader economy, ensuring that everyone can benefit from the innovations of the 21st century. As a testament to our rapid growth, we have achieved remarkable milestones, including scaling from zero to $40 million in just 3.5 years, maintaining a 15% monthly growth rate, boasting a Net Revenue Retention exceeding 170%, and achieving profitability.Your RoleAs a Software Engineer Intern, you'll play a vital part in our engineering team, rapidly developing and deploying features across the technology stack. Each day presents an opportunity to create end-to-end workflows, take them live, and tackle real-world challenges on a significant scale.You will set high standards for code quality and decision-making, helping to cultivate a world-class engineering culture as we expand. As our company grows tenfold, so will your responsibilities and opportunities—enabling you to build tools and models that propel both your career and Rilla forward.If you consider yourself 'obsessive' and have aspirations to be a founder or a leader in integrating AI with the physical world, Rilla is the ideal environment for you to thrive and learn.Technologies We EmbraceProgramming languages and frameworks including React, React Native, TypeScript, and PythonOpen-source technologies such as Node.js, PostgreSQL, Turborepo, Lodash, and ZodIndustry-standard build tools including GitHub Actions, Terraform, and SpaceliftOur Core ValuesA lifelong learner who is curious and eager to grow.A customer-centric individual who prioritizes solving real customer challenges over vanity metrics.A proactive team player who thrives on accountability, collaborative learning, and constructive feedback.Empathy is crucial; our clients are not tech firms but real-world businesses.Fearless in the face of failure; you see setbacks as learning opportunities.

At GPTZero, we're dedicated to reinstating trust and transparency in the digital world. As the premier AI detection platform, we empower educators, students, journalists, marketers, and writers to effectively navigate the dynamic realm of AI-generated content. With millions of users and institutions placing their trust in us, we are shaping a pioneering company that stands at the intersection of AI and information integrity.Our team boasts members from high-performing engineering environments, including Meta, Perplexity, AWS, Affirm, and top-tier AI research institutions like Princeton, Caltech, and Vector Institute.What We're Looking ForWe are seeking a motivated Software Engineering Intern to help us develop the next-generation platform aimed at verifying the origin, quality, and accuracy of global information. The ideal candidate is an enthusiastic learner with a proven track record of building applications from scratch and adept at resolving complex challenges.You will collaborate with a fast-paced team of dedicated builders, working closely with our Machine Learning and design teams to create software that has already garnered over 2 million users worldwide. Past intern contributions have been highlighted in demonstrations to venture capitalists and policymakers at the state level.Key ResponsibilitiesDevelop and launch high-impact, user-friendly, AI-driven web applications using React, Node.js, and Tailwind CSS.Implement top-requested features based on user feedback for our dashboard, Chrome extensions, and API.Leverage product analytics to inform data-driven product decisions.Collaborate with teams across Machine Learning, design, and business sectors to innovate new product initiatives.Adapt to various roles and work throughout the product stack.QualificationsProficiency in building comprehensive applications from backend systems to front-end styling with CSS.A minimum of 2 years of experience with modern web frameworks such as Express, Next.js, TypeScript, and React.At least 1 year of experience working with databases like PostgreSQL and AWS RDS.Strong motivation to contribute positively to societal impact.Ability to work with a minimum of 5 hours overlap with Eastern Standard Time.Bonus:A robust open-source portfolio.Experience in an early-stage startup environment.Background as a peer-reviewed writer.

Join Uncountable Engineering as a Full-Stack Software Engineering Intern!About the RoleAt Uncountable, we are on a mission to transform industrial research and development. We are seeking enthusiastic interns who are eager to dive into the world of full-stack software engineering. You'll collaborate with a talented team to develop a cutting-edge platform utilized by Fortune 500 companies, contributing to innovative projects that will shape the future of the industry.Exciting ProjectsAs a part of our team, you will engage in projects such as designing databases for advanced analysis and creating user-friendly interfaces for scientists to effectively manage their experiments.EligibilityWe encourage applications from students who are graduating within a year of the internship.CompensationInterns will receive a competitive salary of $6,000 per month.

Why Choose Auctor?At Auctor, we are revolutionizing the world of professional services and software implementation by developing the AI layer that serves as the core of the most proficient solution engineers and onboarding teams. Our cutting-edge technology automates the discovery, documentation, and decision-making processes that fuel over $400 billion in services annually. The potential in this field is enormous and largely untapped.Internship OverviewJoin our dynamic team in New York City for a 10 to 12-week immersive internship, where you will contribute to building the next generation of AI-driven workflow tools. You will collaborate directly with engineers on impactful projects that deliver real value to our customers—no trivial tasks or shadow work here.Your ResponsibilitiesDevelop features within our Next.js and Python framework, spanning from API to UI.Create prototypes and benchmark LLM-powered workflows.Construct retrieval pipelines over complex enterprise datasets.Produce clean, well-tested code and see it go live in production within the same week.Present your work directly to customers and the leadership team.What We SeekStrong foundational programming skills (data structures, algorithms, basic networking).Proficiency in Python and TypeScript (or a strong eagerness to learn).An inquisitive mindset towards LLMs, vector databases, and scalable infrastructure.A proactive approach—focus on building first, refining second, and always delivering.Willingness to work on-site in NYC at least five days a week (in-person collaboration is key).Compensation$55.00 per hourPerks & BenefitsEquity opportunities for returning interns and full-time roles.Enjoy catered lunches and dinners.Housing assistance provided.

Internship Role OverviewJoin our dynamic team at root-access as a Firmware / Embedded Engineer Intern for our paid summer internship for 2026. We are in search of an enthusiastic individual eager to experiment, provide constructive criticism, and contribute to the development of innovative developer tools. You will work closely with our product as an internal user, writing firmware for development boards and assisting in the validation of AI-enhanced workflows. You will also engage in embedded projects that include testing peripherals, validating board files, and exploring cutting-edge toolchains. Our fast-paced environment is perfect for ambitious engineers who thrive on challenges.If you enjoy hard work paired with laughter amidst a team of talented individuals, you will find your place here!What You’ll DoDevelop, test, and debug embedded software and firmware (e.g., STM32, ESP32, nRF52) utilizing C/C++ or Rust.Leverage our internal AI-driven tools for firmware generation and configuration.Assist in testing features such as pin mapping, driver generation, clock tree configuration, and build tool integrations.Offer structured insights regarding usability, bugs, and edge cases as an integral part of the product development process.Create demo projects, scripts, or workflows to validate the reliability and usability of our tools.Interpret datasheets and vendor documentation to verify model outputs.You might be a good fit if you:Have hands-on experience with microcontrollers (STM32, Arduino, ESP32, etc.).Are familiar with basic embedded peripherals: UART, I2C, SPI, GPIO, and timers.Have experience with at least one toolchain (e.g., PlatformIO, STM32CubeIDE, Zephyr, Arduino, Keil).Are curious about improving firmware development tools and eager to influence their evolution.Have experimented with large language models and AI-native developer tools.

About JuniorAt Junior, we are pioneering advanced LLM-powered tools designed to revolutionize the investment research process for private market investors. Our clientele includes some of the top 10 private equity and consulting firms worldwide, managing investments worth billions annually. As a profitable and bootstrapped company, we have a vibrant team of 24 based in London and New York City.Discover more about our mission and values here. Role DescriptionAs one of our inaugural engineering interns, you will have the unique chance to:Rapidly deploy solutionsDesign and develop innovative methods for interacting with technologyEngage in pioneering projects that utilize LLMsCollaborate intimately with external partners to drive our expansionInfluence product strategy, direction, and prioritizationHelp cultivate our engineering culture Project HighlightsDevelop new innovative products at Junior to incorporate a wider array of research inputsCreate a voice-to-voice survey tool with ultra-low latency capable of autonomously performing large-scale research tasksConstruct a mobile application from the ground up in just 3 weeksBuild segmented knowledge graphs to transform unstructured data into structured formatsDevelop an AI-native CRM system linked deeply to the aforementioned knowledge graph About YouWe seek product-oriented full-stack engineers who:Reside in NYCAre motivated to participate in product decisionsPossess excellent communication skills and an interest in client-facing rolesAre skilled in our tech stack: Next.js, TypeScript, PostgreSQLBonus points for experience in designing and building AI-powered products!Have a strong desire to accelerate development processes

Kira develops an AI-native platform that connects educators and students, powering content generation, automated evaluation, and personalized feedback at scale. Schools, districts, and universities use these tools to enhance teaching and learning. As an early-stage company, Kira emphasizes direct impact, close customer engagement, and a collaborative culture where every team member takes ownership. Internship Overview This full-stack Software Engineering Internship runs for 12 weeks in Summer 2026 and is based in New York. Interns at Kira contribute directly to production systems and work on projects that reach real users. Each intern leads a significant feature from initial design through deployment, gaining hands-on experience across the product lifecycle. The program suits students who enjoy building, take initiative, and hold themselves to high standards. Key Project Areas AI-supported grading and feedback systems User interfaces for students and teachers, such as dashboards and workflow tools Internal tools for curriculum and operations teams Infrastructure for LLM-powered features, including evaluations, prompt iteration, and reliability improvements Technology Stack Frontend: TypeScript, React, Next.js Backend: Node.js, Python Data: APIs, databases, integrations What You Will Do Take ownership of a well-defined project with a clear user goal, delivering it end-to-end Write production-ready code, participate in code reviews, and see your work deployed Join design discussions and technical reviews with the engineering team Collaborate with product and design to clarify requirements and consider trade-offs Debug real-world issues and help improve system reliability and performance Build features that incorporate AI, depending on the assigned project Requirements Ability to work independently and demonstrate technical skill Currently enrolled in an undergraduate Computer Science or related program, with plans to return to school in Fall 2026

Position Overview:We are excited to invite applications for the Quality Engineering Intern position, aimed at enhancing our Application Development processes, data pipelines, and automation efforts in Business Intelligence and Client File Processing Engine.This internship provides an invaluable opportunity to gain hands-on experience in designing and testing data workflows. The selected intern will collaborate closely with seasoned engineers to gain insights into software engineering, data processing, and AWS cloud technologies.

About Gen Digital Gen Digital Inc. develops cybersecurity, online privacy, identity protection, and financial wellness solutions for nearly 500 million users in over 150 countries. The company’s brands include Norton, Avast, LifeLock, and MoneyLion. Gen Digital’s mission centers on helping people secure and manage their digital and financial lives. The team values diverse backgrounds, encourages open discussion, and supports ongoing learning. Gen Digital believes that a mix of experiences and perspectives strengthens its work. The company also sees AI as a tool to help accelerate progress and deliver results. Employees benefit from flexible work arrangements, competitive pay, wellness programs, and resources designed to help them succeed. Software Engineer Intern – Role Overview This internship takes place in New York, NY. Interns gain hands-on experience in technology, with a focus on cybersecurity. The program is designed to help students build practical skills, contribute to meaningful projects, and strengthen their resumes. Gen Digital welcomes applicants who are eager to learn and ready to make an impact during their summer internship.

Hybrid: 3 days per week (Tues-Thurs) at NYC Global HQAbout UsAt DoubleVerify, we are the premier independent provider of marketing measurement software, data, and analytics, dedicated to ensuring the quality and effectiveness of digital media for some of the world's largest brands and media platforms. Since our inception in 2008, we've empowered hundreds of Fortune 500 companies to maximize their media investments through our best-in-class solutions, fostering a more transparent and accountable digital advertising ecosystem. Explore more at www.doubleverify.com.Your RoleAs a Software Engineer Intern, you will collaborate with our dynamic Engineering and Product teams on essential systems that handle billions of real-time transactions daily. You will tackle complex challenges involving Big Data processing and analytics at scale.Key ResponsibilitiesResearch, conceive, and develop innovative data engineering solutions.Create software and data-intensive applications that enhance and extend DoubleVerify's suite of Social Viewability and Brand Suitability measurement products.Utilize cutting-edge big data technologies to construct large-scale batch and streaming pipelines on Google Cloud Platform.Participate in multi-functional agile teams, taking end-to-end responsibility for product development and delivery, while gaining mentorship.Enhance data quality through rigorous testing, tooling, and automation efforts.Assist in the maintenance and support of critical services.

Hybrid: 3 days per week (Tuesday-Thursday) at NYC Global HQAbout UsAt DoubleVerify, we pride ourselves on being the foremost independent provider of marketing measurement software, data, and analytics. Our mission is to ensure the quality and effectiveness of digital media for some of the largest brands and media platforms globally. Since our inception in 2008, we have empowered numerous Fortune 500 companies to optimize their media investments through innovative solutions that enhance transparency and accountability across the digital landscape. Discover more about us at www.doubleverify.com.As a Software Engineer Intern, you will collaborate with DoubleVerify’s dynamic Engineering and Product teams to develop mission-critical systems capable of processing billions of real-time transactions daily. You will engage in solving complex challenges associated with Big Data processing and analytics at scale.

About DorsiaDorsia is leading the charge in hospitality-tech innovation, transforming how users access the most sought-after restaurants, events, and experiences. By merging state-of-the-art technology with the elegance of luxury hospitality, we enable our members to secure elusive reservations while granting operators unparalleled control, visibility, and revenue enhancement.As a rapidly growing startup, supported by over $50M from premier investors including Index Ventures, and strategic partners like Major Food Group (Carbone, Torrisi), Groot Hospitality (Casadonna, Papi Steak), and Gracious Hospitality (COTE, Coqodaq), we are swiftly expanding our presence and revolutionizing the global hospitality sector with our proven expertise. We are looking for exceptional talent to fuel our next growth phase, and that’s where you come in.Role OverviewWe are looking for a Software Engineering Intern to play a key role in our core product platform and research and development initiatives. In this position, you will collaborate closely with Product and Design teams to develop, test, and refine features that enhance both member and partner experiences.This is a unique opportunity to gain practical experience in developing production systems, creating prototypes, and collaborating in a dynamic, high-growth setting. Ideal for someone eager to hone their technical skills while witnessing how robust engineering execution fuels product innovation and delivers an exceptional user experience.Your ResponsibilitiesSoftware Development & Engineering FundamentalsAssist in development tasks across Dorsia’s software stackSupport the implementation, testing, and maintenance of application featuresEngage in code reviews and engineering discussionsLearn and apply best practices in software developmentCollaboration with Product, Design & R&DWork alongside Product and Design teams on feature development and exploratory projectsAssist in prototyping, experimentation, and preliminary technical testingContribute to technical documentation and exploratory analysis

About UsAt Justworks, we foster a vibrant and inclusive workplace where our employees thrive. Along with competitive benefits, wellness initiatives, and team-building retreats, we provide a unique opportunity to engage with industry leaders in the startup ecosystem. Our commitment to our people is paramount, and we work diligently to support them in their professional journeys.We empower businesses to focus on their core operations by alleviating HR complexities. Driven by data and continuous improvement, we are on the lookout for individuals who are eager to contribute to a meaningful mission while enjoying a dynamic work environment.At Justworks, we share common objectives and motivations, encapsulated in our core values that resonate throughout our products and our team.Discover Our ValuesIf this aligns with your professional ethos, we’d love to have you on board.Your ProfileAs a candidate, you possess extensive knowledge of key software development technologies accompanied by strong empathy and interpersonal skills, enabling effective collaboration across functional teams. You excel at simplifying complex concepts for both technical and non-technical stakeholders. With an ability to envision the broader context, you are adept at uniting teams to prioritize, strategize, and execute plans efficiently.In the role of Engineering Manager at Justworks, you will lead and mentor a team of software engineers, acting as both a coach and a strategist. Your responsibilities will include project coordination, prioritization, and inspiring your team to develop and enhance features that benefit our customers. This role balances hands-on coding with a robust technical foundation and a passion for team growth and mentorship.Key ResponsibilitiesThe International (INTL) team at Justworks is tasked with creating innovative payroll and hiring solutions that enable small, ambitious businesses to expand their global talent reach. By assisting these companies in navigating international employment laws and managing regulatory challenges, we facilitate their growth and provide talented professionals worldwide with enhanced employment opportunities.