For students from Tier 3 colleges, excelling in off-campus placements requires a strategic approach. Focus on enhancing key skills through online courses and workshops. Network actively on platforms like LinkedIn, attend virtual career events, and seek internships or projects to gain practical experience. Participate in mock interviews and get your resume reviewed to refine your presentation. Create an online portfolio to showcase your work and develop a strong personal brand. Research target companies thoroughly and tailor your applications accordingly. Utilize resources from your college's career center and stay persistent in your job search efforts, leveraging feedback to improve. With these strategies, you can enhance your preparation and stand out to potential employers.

I am assuming you might be working on projects part that you can show case in resume. Apart from this if you are good in DSA there is nobody who can stop you from grabbing your dream job.

Most of tier 3 college don't have companies visiting their colleges, if you have companies visiting college make good use of it otherwise start applying for offcampus, reach out to people requesting them for referrals.

For students from Tier 3 colleges looking to excel in off-campus placements, here are some practical strategies and resources:

1. **Skill Development**: Focus on developing strong technical skills relevant to your desired field. This might include programming languages (such as Python, Java, or C++), data structures and algorithms, databases, and domain-specific technologies. Online platforms like Coursera, Udacity, and edX offer courses and certifications in these areas.

2. **Build Projects**: Showcase your skills by working on practical projects. These could be personal projects, open-source contributions, or participation in hackathons. Projects demonstrate your ability to apply theoretical knowledge to real-world problems and can serve as a portfolio for potential employers to evaluate your capabilities.

3. **Networking**: Leverage professional networking platforms like LinkedIn to connect with professionals in your field of interest. Engage in discussions, join relevant groups, and follow influencers and companies. Networking can provide valuable insights, mentorship opportunities, and even job referrals.

4. **Internships and Freelancing**: Seek out internships, part-time jobs, or freelance opportunities to gain hands-on experience and build your resume. Even short-term projects or internships can provide valuable industry exposure and help you develop practical skills.

5. **Online Portfolios**: Create an online portfolio or personal website to showcase your projects, skills, and achievements. This serves as a centralized platform for potential employers to learn more about you and your work.

6. **Practice Interviewing**: Prepare for technical interviews by practicing coding problems, data structure challenges, and system design questions. Websites like LeetCode, HackerRank, and CodeSignal offer a variety of practice problems and mock interviews to help you sharpen your skills.

7. **Soft Skills Development**: Don't overlook the importance of soft skills such as communication, teamwork, problem-solving, and adaptability. Employers often look for candidates who can effectively collaborate with others and communicate their ideas clearly.

8. **Stay Informed**: Keep yourself updated with the latest trends, technologies, and developments in your field. Follow industry blogs, subscribe to newsletters, and attend webinars or conferences to stay informed about emerging tools and techniques.

9. **Preparation for Aptitude Tests**: Many companies conduct aptitude tests as part of their recruitment process. Practice aptitude tests regularly to improve your speed and accuracy in solving quantitative, logical reasoning, and verbal reasoning questions.

10. **Seek Mentorship**: Consider finding a mentor who can provide guidance, advice, and support as you navigate your career path. A mentor who has experience in your desired field can offer valuable insights and help you make informed decisions.

By focusing on skill development, practical experience, networking, and continuous learning, students from Tier 3 colleges can enhance their preparation and stand out to potential employers during off-campus placements. Remember to stay persistent, proactive, and adaptable in your job search journey.