Online · Tech · intermediate · competitive-programming, coding, algorithms
A free online rated contest on Codeforces. Participants compete in Division 2.
Online · Tech · intermediate · python, sql, data-science
Free online competition for undergraduate and postgraduate students to demonstrate skills in data science, machine learning, and statistics. Participants solve problems using Python and SQL for cash prizes and certificates.
Online · Tech · intermediate · hackathon, online, students
HackNexus'26 is a national online hackathon for college students running from June to August 2026. Participants solve real-world challenges through three rounds including abstract submission, software development, and final pitching.
Greater Noida · Tech · intermediate · ai, fintech, cybersecurity
Varchasva 2026 is an innovation challenge in Greater Noida for students and developers to submit pitch decks and present at an offline finale. Topics include AI, fintech, and cybersecurity, with winners receiving prizes and networking opportunities.
Online · Tech · software, web, mobile
This online hackathon invites developers to build software supporting accessibility and independence for people with disabilities. Participants create tools like web apps, AI solutions, or communication aids to address real user needs.
Online · Tech · creative-coding, generative-art, ai
A global online hackathon challenging developers, designers, and artists to build art that requires technology to exist. Participants create interactive, generative, or AI-assisted projects using any tools during the build period.
Online · Tech · advanced · ai, autonomous-agents, email
A live online competition where participants build autonomous AI email agents to collect cryptographic signatures and resolve paraphrases. Developers compete on a TrueSkill ladder for $1,700 in prizes using a provided GitHub repository.
Online · Tech · ai, web-development, mobile-apps
Buildathon 2026 is a free online competition where individuals or teams build functional prototypes solving real-world problems. Participants work through ideation to MVP development in tech fields like AI, web, mobile, or IoT.
Online · Tech · intermediate · regression, data-cleaning, predictive-modeling
Online regression competition for ODP 2026 participants to predict bank branch operational costs using synthetic data. Focuses on data cleaning, handling missing values, and understanding relationships rather than just model accuracy.
Sion Mumbai · Tech · hackathon, students, india
A free national ideathon for Indian engineering students to pitch AI and technology solutions. Teams submit PPTs online and compete in an offline pitching round for cash prizes and mentorship.
Nagpur · Tech · beginner · hackathon, coding, prototyping
CodeRush 2.0 is a student hackathon in Nagpur featuring online idea submission and a 24-hour on-site development round. Teams of five build functional prototypes using any tech stack and pitch solutions to sponsors.
Online · Tech · web-development, quiz, students
This free online quiz challenges students and aspiring developers on full stack web development concepts including frontend, backend, and Git workflows. Participants test their knowledge of HTML, CSS, JavaScript, React, Node.js, and databases through individual problem-solving qu