| L&T CreaTech | Larsen & Toubro (L&T) | PPI | January | Full-time 2nd and 3rd year engineering students from selected institutes; no backlogs; teams from the same college and year |
| HackWithInfy | Infosys | PPI | February | Engineering students graduating in 2027 (2026 edition); registration runs through college placement offices |
| Code for Purpose | NatWest Group | PPI | March | B.Tech/B.E./M.Tech/integrated dual-degree students in circuit branches plus Data Science, AI, Big Data and IoT, in pre-final and final year, from selected campuses |
| Cognizant Technoverse Hackathon | Cognizant | Prizes | April | 2027-graduating full-time B.E/B.Tech/M.E/M.Tech students from Cognizant's selected partner colleges only (max 8 teams per college) |
| Goldman Sachs India Hackathon (GSIH) | Goldman Sachs | PPI | April | Engineering students graduating in 2027 or 2028 from a published list of eligible colleges (separate lists for CS and Quant tracks, incl. IITs, NITs, IIITs, BITS, DTU, NSUT, VIT, several women's colleges) |
| HackOn with Amazon | Amazon | PPI | May | B.Tech/M.Tech/integrated dual degree/MCA in CS, IT, circuital and affiliated branches at listed eligible institutes; 6.5+ CGPA throughout |
| The American Express Campus Challenge | American Express | PPI | June | Invite-only campuses: Strategy track for 2027/28 B.Tech (2027–29 dual degree) at listed IITs etc.; Product track for 2028 B.Tech at NSUT, Thapar, PEC, BITS Pilani, IIT Roorkee, IIIT-B/H, plus some MBA schools |
| Cisco Ideathon | Cisco | PPI | June | Final-year students of Cisco Networking Academy affiliated colleges in India; CGPA 6+ |
| Code with Cisco (code-a-thon) | Cisco | PPI | June | Final-year students, all degrees and branches, based in India, passing out in 2027, no backlogs, from specific universities (register through the placement cell) |
| Flipkart GRiD | Flipkart | PPI | June | B.Tech/B.E./M.Tech/M.E./M.S./PhD/dual-integrated students at any engineering college in India; tracks: Software Development, AI Engineering, Data Science |
| Accenture Innovation Challenge | Accenture | PPI | July | Pre-final and final year B.E./B.Tech, M.E./M.Tech, MSc, MCA and integrated dual-degree students from eligible (invited) campuses |
| Adobe University Hackathon (formerly Adobe India Hackathon) | Adobe | PPI | July | B.E./B.Tech (all branches), M.E./M.Tech, dual-degree and equivalent STEM students in any year; teams from the same college |
| American Express CodeStreet | American Express | Prizes | July | Final-year engineering students from colleges invited by American Express (per secondary sources) |
| HackRx | Bajaj Finserv | Prizes | July | B.E./B.Tech/M.Tech students in 2nd, 3rd or 4th year; all team members from one institution |
| Honeywell Technologies Campus Connect Hackathon | Honeywell Technologies India | PPI | July | B.E./B.Tech 2027 batch in CS/IT/IS/AI/DS/ML and allied branches, CGPA 6.0+, no active backlogs, Honeywell partner colleges only |
| HSBC Technology India (HTI) Hackathon | HSBC | PPO | July | 7th-semester B.E./B.Tech CSE/IT students (2026 graduates); min 60% / 6 CGPA on the 2025 page (another T-Hub HSBC page says 70% / 7 CGPA) with no current backlogs; college NOC needed for the internship |
| Smart India Hackathon (SIH) | Government of India (Ministry of Education Innovation Cell / AICTE) | Prizes | August | Student teams nominated by their institute's SPOC after an internal hackathon |
| Meesho DICE Challenge | Meesho | PPI | August | B.Tech / dual degree / B.Arch / B.Sc students graduating in 2027 from Meesho's eligible (partner) institutes; same-college teams |
| Tata Imagination Challenge | Tata Group | PPI | August | Full-time UG or PG students in India from any stream (AICTE/UGC-approved courses or one-year B-school programmes); graduates and distance-learning students not eligible |
| Amazon ML Challenge | Amazon | PPI | September | Full-time B.E./B.Tech/M.E./M.Tech/M.S./MS by Research/PhD students at any engineering campus in India; cross-college teams allowed; AWS Builder Center ID required |
| TECHgium | L&T Technology Services (LTTS) | PPI | September | Engineering students from institutes that register on the TECHgium portal (institution-led nominations) |
| Walmart Sparkplug (Summer Internship coding challenge) | Walmart Global Tech India | Prizes | October | CS / AI-ML / Data Science students from a select list of 24 engineering colleges; 7.0+ CGPA, no backlogs |
| Flipkart Girls Wanna Code (incl. Flipkart Runway) | Flipkart | PPI | Not announced | Women only; full-time B.Tech/B.E./M.Tech/M.S./dual-degree engineering students in India (GWC 7.0: batch of 2028) |
| Code for Good (India) | JPMorganChase | Prizes | Not announced | Students enrolled in a bachelor's degree program (program location list includes India) |
| Juspay Hiring Challenge | Juspay | PPO | Not announced | B.Tech/B.E. students of any branch graduating in 2026 only |
| Myntra HackerRamp: WeForShe | Myntra | PPI | Not announced | Women only; full-time B.E./B.Tech (3rd/4th year) and dual-degree (4th/5th year) students across Indian engineering colleges |
| Walmart CodeHers | Walmart Global Tech India | PPI | Not announced | Women only; B.E./B.Tech, dual degree, M.E./M.Tech in CS/IT/ECE/EE/EEE; 7+ CGPA |