Software Engineer Internship - Summer 2026

About HandshakeHandshake stands at the forefront of the evolving AI economy, serving as a vital career network that connects over 20 million knowledge workers, 1,600 educational institutions, and 1 million employers, including all Fortune 50 companies. Our platform is trusted for career discovery, hiring, and skills development, facilitating everything from freelance AI training gigs to internships and full-time careers. Our unique value proposition has resulted in exceptional growth, with our annual recurring revenue tripling in 2025.Why you should join Handshake now:Play a pivotal role in shaping the careers of individuals in the AI economy, impacting your community and peers.Collaborate closely with leading AI labs, Fortune 500 partners, and top-tier educational institutions.Be part of a team guided by experts from renowned companies such as Scale AI, Meta, xAI, Notion, Coinbase, and Palantir.Contribute to building a rapidly expanding business with substantial revenue potential.About the RoleAs an AI Research Intern at Handshake during the summer of 2026, you will be integral to our research team, which specializes in developing data engines that drive the next generation of large language models. This internship will offer you the opportunity to engage in focused projects that could lead to publishable research contributions and immediate application within our production stack. The internship is set to commence between May and June 2026.Projects You Could TackleLLM Post-Training: Explore innovative RLHF/GRPO pipelines, enhance instruction-following capabilities, and refine reasoning-trace supervision.LLM Evaluation: Develop new multilingual and domain-specific benchmarks, conduct studies comparing automatic and human preferences, and perform robustness diagnostics.Data Efficiency: Implement active-learning loops, assess data value, generate synthetic data, and devise low-resource fine-tuning strategies.Each intern will own a defined research project, receiving mentorship from a senior scientist, with the goal of producing a manuscript suitable for archival or submission to a top-tier conference.

Join Cloudflare as a Research Engineer Intern for Summer 2026! This is a unique opportunity to contribute to cutting-edge projects and collaborate with talented engineers in a dynamic environment. You will gain hands-on experience in research and development while working directly with our engineering teams. This internship is designed for ambitious individuals looking to kickstart their careers in technology.

Join Cloudflare as a Research Engineer Intern for the summer of 2026, where you'll have the opportunity to tackle cutting-edge challenges within a dynamic and innovative environment. This internship is designed for aspiring engineers looking to deepen their expertise while contributing to groundbreaking projects that enhance internet security and performance.

Join Cloudflare as a Research Engineer Intern for the Summer 2026 session! This is a fantastic opportunity for students and recent graduates to gain hands-on experience in a leading tech company. As a Research Engineer Intern, you will collaborate with experienced engineers and be involved in groundbreaking research projects that enhance our product offerings and overall service quality.

Join Cloudflare as a Solutions Engineer Intern for the summer of 2026. This is an exciting opportunity for students who are passionate about technology and eager to gain hands-on experience in a dynamic work environment. As an intern, you will collaborate with our engineering and product teams to develop solutions that enhance the performance and security of our clients' web applications.

Join Cloudflare as a Security Engineer Intern for the summer of 2026! This is an exciting opportunity for students looking to gain hands-on experience in cybersecurity. As part of our team, you will work alongside seasoned professionals on projects that help protect our clients' digital assets and infrastructure.In this role, you will engage in various tasks such as analyzing security vulnerabilities, assisting in the development of security protocols, and contributing to incident response efforts. Your work will play a crucial role in maintaining the security posture of our services.

Join Cloudflare as a Solutions Engineer Intern for Summer 2026! This is an exciting opportunity for aspiring engineers to gain hands-on experience working with cutting-edge technology in a dynamic and innovative environment. As a Solutions Engineer Intern, you will collaborate with our talented team to solve real-world problems and contribute to our mission of helping to build a better Internet.During your internship, you will have the chance to work directly with clients, understand their technical needs, and help develop solutions that meet those needs. This role is ideal for students pursuing a degree in Computer Science, Engineering, or a related field, who are passionate about technology and eager to learn.

Join Cloudflare as a Software Engineer Intern for Summer 2026 and embark on an exciting journey into the world of technology and innovation. As part of our dynamic team, you will have the opportunity to work on impactful projects, collaborate with experienced engineers, and gain hands-on experience in software development.

Astranis is at the forefront of satellite technology, crafting advanced satellites that extend humanity’s reach into the solar system. Our satellites are designed to deliver dedicated and secure networks to a diverse range of clients, including large enterprises, governmental bodies, and the U.S. military. With five satellites successfully launched and a robust pipeline of more than $1 billion in commercial contracts, we are poised for significant growth.As a trusted partner in satellite communications, we cater to clients who demand high standards for uptime, data security, and network customization. Our impressive funding of over $750 million from top-tier investors like Andreessen Horowitz, Blackrock, and Fidelity allows us to employ a dedicated team of 450 innovative engineers and entrepreneurs at our state-of-the-art 153,000 sq. ft. headquarters in Northern California, USA.Backend Software Engineer Intern - Summer 2026Join our Platform team as a Software Engineer Intern, where you will design and develop services that autonomously control satellites, monitor telemetry for anomalies, and provide real-time situational awareness to ensure the safety and connectivity of our fleet. Your work will also encompass building critical components and services that empower our software organization, enabling all teams to operate more swiftly and reliably.This internship presents an exciting opportunity to contribute to both our commercial and U.S. government initiatives. Internships at Astranis typically last for twelve weeks and are tailored for students currently enrolled in a four-year university program. If you have already graduated, we invite you to apply for our Associate Engineer positions.

Join Cloudflare as a Sales Intern for Summer 2026 and gain invaluable experience in one of the leading tech companies in the world. You will collaborate with seasoned professionals, engage with clients, and contribute to innovative solutions that enhance internet security and performance.

Join Cloudflare as a Technical Support Engineer Intern for Summer 2026! This exciting opportunity allows you to immerse yourself in the world of technical support while gaining hands-on experience with our innovative technologies. You will work alongside a talented team, assisting customers in troubleshooting technical issues and enhancing their experience with our products.

Join Cloudflare as a Technical Support Engineer Intern this summer! You will gain hands-on experience and work alongside our talented team to provide exceptional technical support to our customers. This internship will allow you to develop your problem-solving skills and learn about our cutting-edge technology in a dynamic environment.

Kickstart your career with a summer internship at Cloudflare, a leader in web performance and security. As an Internal Audit Intern, you will gain invaluable hands-on experience in auditing processes and risk management while working closely with our dynamic audit team. This position is designed for students who are eager to learn and make a significant impact in a fast-paced environment.

Join our dynamic Governance, Risk, and Compliance (GRC) team as a Summer Intern in 2026! This is an exciting opportunity for students seeking hands-on experience in the tech industry. You'll collaborate with our dedicated professionals to enhance our compliance programs, contribute to risk assessments, and support various GRC initiatives. Your contributions will help shape our company's regulatory strategies and improve our operational resilience.

Join Cloudflare as a Product Manager Intern for the summer of 2026, where you'll have the opportunity to work at the forefront of internet technology. This internship offers a unique chance to immerse yourself in product management, contribute to impactful projects, and collaborate with a talented team.Your role will involve engaging with cross-functional teams, analyzing market trends, and helping to shape the product roadmap. You'll gain hands-on experience in developing strategies that enhance user experience and drive product success.

Join Cloudflare as a Data Analytics Intern for the Summer of 2026! This is a unique opportunity to gain hands-on experience in the fast-paced world of data analytics within a leading tech company. You will collaborate with experienced professionals, analyze data trends, and contribute to projects that impact millions of users globally. If you have a passion for data and technology, we want to hear from you!

Join Cloudflare as a Customer Advocacy Intern for Summer 2026 and immerse yourself in a dynamic environment dedicated to customer satisfaction and innovation. In this role, you will collaborate closely with our customer advocacy team to strengthen the voice of our clients and enhance their experience with our cutting-edge solutions. This is a unique opportunity to gain hands-on experience in a fast-paced tech company, where your contributions will directly impact customer engagement.

Join Cloudflare as a Business Development Representative Intern for Summer 2026. This role provides an incredible opportunity to engage with our sales teams and gain valuable experience in business development. You will be involved in identifying leads, connecting with prospective clients, and helping to grow our customer base. Your contributions will help shape the future of our sales efforts.

Join Cloudflare as a Sales Intern for the Summer of 2026 and gain invaluable experience in the fast-paced world of technology sales. This internship will provide you with the opportunity to work alongside seasoned professionals, develop your skills, and contribute to impactful projects that drive customer success.