10 Companies Winning at Employer Branding Through Hackathons (2026 Roundup)

The most successful employer branding campaigns don't end when hiring closes. Companies like Flipkart, Walmart, Amazon, Tata, and Intellect have turned hackathons and hiring challenges into long-term talent brands by solving real business problems, engaging students beyond recruitment, and consistently running these Real-world problem statements programs year after year.

Companies at a Glance

Quick Facts

• Flipkart's GRiD expanded from 6,737 registrations to more than 521,000 across six seasons.
• Walmart Global Tech's CodeHers helped increase female representation in its tech workforce while attracting nearly 100,000 registrations.
• Intellect Design Arena achieved an interview-to-hire conversion of roughly 61% through its Global Hackathon.
• Tata Imagination Challenge grew to more than 3 lakh registrations after opening participation nationwide.
• The strongest employer branding programs become more valuable with every season rather than every campaign.

What Makes These Programs Stand Out?

Not every hackathon becomes an employer branding success.

The organizations featured here have consistently created programs that students remember long after the hiring cycle ends. Instead of treating hackathons as one-time recruitment events, they use them to showcase their culture, technology, and real business challenges.

Many participants may never receive an offer, but they still leave with a meaningful project, learning experience, or industry exposure—strengthening the company's reputation on campus.

Common Patterns Across Successful Programs

Although these companies operate at different scales, several themes appear repeatedly:

• Real business challenges instead of generic coding problems.
• Strong employer branding before, during, and after the competition.
• Multi-season programs that build recognition over time.
• Fair evaluation based on skills rather than college pedigree.
• Competitions designed to support both hiring and brand awareness.

These patterns make the programs valuable beyond recruitment alone.

1. Flipkart – GRiD & Girls Wanna Code

Flipkart has built one of India's most recognizable campus hackathon brands through GRiD and Girls Wanna Code.

The flagship GRiD competition expanded from just over 6,700 registrations in its first season to more than 521,000 registrations by Season 6, while also expanding internationally. Alongside it, Girls Wanna Code created opportunities specifically for aspiring women engineers and generated thousands of registrations across multiple seasons.

Both initiatives demonstrate how recurring hackathons can strengthen employer branding while supporting inclusive hiring.

Why it stands out

• Massive multi-season growth
• Inclusive hiring initiatives
• Strong national brand recognition

2. Walmart Global Tech India – CodeHers

CodeHers was created to strengthen diversity hiring by encouraging more women engineers to participate in technical recruitment.

The multi-stage challenge combines coding assessments, technical evaluation, and interviews while promoting Walmart Global Tech's engineering culture.

Over multiple seasons, the initiative has attracted tens of thousands of participants and contributed to increased representation within the company's technology workforce.

Why it stands out

• Diversity-focused employer branding
• Large-scale engineering participation
• Strong technical hiring outcomes

3. Amazon – HackOn With Amazon

HackOn With Amazon challenges engineering students to solve real-world technology problems involving cloud computing, GenAI, and scalable architecture.

Participants work on practical engineering challenges similar to those faced by Amazon teams, giving students a realistic preview of the work while allowing recruiters to evaluate technical capabilities.

Why it stands out

• Business-relevant problem statements
• Technical skill evaluation
• Strong employer branding among engineering students

4. Intellect Design Arena – Global Hackathon

Intellect Design Arena transformed campus hiring by replacing traditional campus visits with a nationwide hackathon.

The event attracted thousands of participants and delivered a remarkably high interview-to-hire conversion rate, allowing the company to streamline technical recruitment while reducing hiring effort.

For a deeper look at the program, read the Intellect Global Hackathon case study.

Why it stands out

• High hiring conversion
• Efficient technical screening
• Strong nationwide reach

5. Juspay – Developers Hiring Challenge

Juspay's recurring Developers Hiring Challenge has evolved into an ongoing talent acquisition program rather than a one-time event.

By running multiple seasons and consistently engaging engineering students, Juspay has created a sustainable technical hiring pipeline while reinforcing its employer brand within the developer community.

Why it stands out

• Continuous hiring strategy
• Strong developer engagement
• Long-term talent pipeline

6. Ather Energy – CRAZE-A-THON

Ather Energy consolidated campus hiring into a single nationwide hackathon instead of visiting multiple campuses individually.

The initiative attracted thousands of engineering students and resulted in more than 100 hires, demonstrating how one well-designed competition can replace multiple campus drives while maintaining hiring quality.

Why it stands out

• Nationwide hiring approach
• Reduced campus dependency
• Strong technical talent pipeline

7. Publicis Sapient – Triathlon

Publicis Sapient's Triathlon combines multiple assessment formats into a single recruitment journey.

Instead of relying only on coding, participants complete analytical challenges, technical assessments, and simulation-based evaluations, allowing recruiters to assess a broader range of skills.

Why it stands out

• Multi-stage evaluation
• Technical and analytical assessment
• Strong employer branding among engineering students

8. Hero MotoCorp – Hero Campus Challenge

Hero MotoCorp has consistently used the Hero Campus Challenge to strengthen its presence across campuses.

The company later expanded its hiring strategy with specialized challenges for experienced professionals, demonstrating how competition-based hiring can support both campus and lateral recruitment.

Why it stands out

• Long-running campus engagement
• Supports multiple hiring segments
• Builds long-term employer visibility

9. FedEx India – COE Talent Hub

FedEx India launched the COE Talent Hub to build visibility among engineering and management students while hiring for analytics-focused roles.

The multi-stage challenge combined assessments, business cases, and interviews, enabling the company to reach a large national audience during its first major campus engagement initiative.

Why it stands out

• Large first-time campus campaign
• Business-focused assessment model
• Strong nationwide visibility

10. Tata Group – Tata Imagination Challenge

The Tata Imagination Challenge transformed a traditional leadership competition into a large-scale national talent program.

By opening participation beyond a small group of campuses and introducing multiple assessment stages, Tata significantly expanded both participation and employer brand reach.

For more details, see the Flipkart GRiD case study, Walmart CodeHers case study, and Flipkart Girls Wanna Code case study, which showcase how multi-season competitions can continuously strengthen employer branding.

Why it stands out

• Nationwide participation
• Multi-stage business assessments
• Long-term employer brand growth

What These Programs Have in Common

Although every organization approaches campus hiring differently, the most successful employer branding programs share several characteristics:

• They solve real business problems rather than generic challenges.
• They evaluate skills instead of college pedigree.
• They return every year, building recognition over time.
• They create meaningful learning experiences, even for participants who aren't hired.
• They strengthen both hiring outcomes and employer brand visibility.

The biggest lesson isn't the scale of these events—it's their consistency.

What Recruiters Can Learn

You don't need hundreds of thousands of registrations to build a strong employer brand.

Instead, focus on:

• Real-world problem statements
• Fair, skills-based evaluation
• Memorable participant experiences
• Consistent annual programs
• Continuous engagement beyond the hiring season

Organizations that build recognizable programs over multiple years often see stronger participation, higher-quality applicants, and better long-term recruitment outcomes.

If you're planning your own event, explore what a hackathon should evaluate versus a case study competition before choosing the right format. Once your program is live, track the metrics that actually predict a hackathon's success to measure hiring impact beyond registrations.

Frequently Asked Questions

Do hackathons improve employer branding?

Yes. Well-designed hackathons create meaningful interactions with students, improve brand recall, and position organizations as innovative employers long before formal recruitment begins.

Do companies need a large budget to run successful hackathons?

Not necessarily. Smaller organizations can achieve strong branding results by focusing on relevant problem statements, good participant experiences, and consistent execution rather than large prize pools.

Why do multi-season hackathons perform better?

Each edition builds awareness, trust, and credibility. As more students recognize the competition, participation and employer brand visibility often grow naturally over time.

Are coding hackathons the only option?

No. Business challenges, case competitions, hiring simulations, and assessment-based competitions can deliver similar employer branding benefits when they reflect real workplace scenarios.

What's the biggest takeaway from these programs?

The most successful employer branding initiatives create experiences that participants remember—even if they don't receive a job offer.

Final Thoughts

The organizations featured here have shown that employer branding isn't built through marketing alone—it's built through meaningful experiences.

Whether it's Flipkart's engineering challenges, Walmart's diversity initiatives, Amazon's technical problem-solving, or Tata's nationwide leadership competition, the common thread is creating authentic opportunities for students to learn, compete, and engage with the brand.

See how Unstop helps organizations build memorable hackathons and long-term employer branding campaigns through one hiring talent platform.