# ProPeers > ProPeers (propeers.in) is a placement-preparation platform for software developers and computer-science students, founded by Parikh Jain. It offers structured DSA sheets and roadmaps (including the DSA-251 roadmap), 1:1 and long-term mentorship with engineers from product companies, cohort-based bootcamps, coding contests and webinars. ProPeers is available on the web and as a mobile app on Google Play and the Apple App Store. Support: support-team@propeers.in. ## Learn - [Roadmaps](https://www.propeers.in/roadmaps): Structured roadmaps for DSA, full-stack development, DBMS, operating systems, computer networks and more - [DSA-251 Sheet](https://www.propeers.in/dsa-251-sheet): Parikh Jain's DSA sheet — 251 problems in four levels (Basic, Intermediate, Advanced, Miscellaneous) for placement and interview preparation - [Premium DSA sheets and study material](https://www.propeers.in/digitalProducts): Pattern-wise and company-wise DSA sheets and placement guides - [Bootcamps](https://www.propeers.in/bootcamps): Cohort-based programs for DSA, system design and AI - [Webinars](https://www.propeers.in/webinar): Live and past sessions on placements, interviews and tech careers ## Mentorship - [Find a mentor](https://www.propeers.in/propeers): 1:1 sessions with engineers from product companies - [Full-time mentorship](https://www.propeers.in/ftm): Long-term mentorship for placement preparation - [Success stories](https://www.propeers.in/success-stories): Outcomes shared by ProPeers learners ## Practice and community - [Coding contests](https://www.propeers.in/contests): Project-based contests judged by industry engineers - [Community threads](https://www.propeers.in/thread): Discussions on DSA, placements and careers ## About - [About ProPeers](https://www.propeers.in/about) - [For colleges and organizations](https://www.propeers.in/for-organizations) - [Privacy policy](https://www.propeers.in/privacy-policy) - [Terms and conditions](https://www.propeers.in/terms) - [Refund policy](https://www.propeers.in/refund-policy)