HackerOne

Frontend-focused Full Stack Developer Intern

InternshipIn OfficeCoimbatore, Tamil Nadu3 months23K/mo6 openingsImmediate / Rolling

About this internship

HackerOne has an open Frontend-focused Full Stack Developer Intern position in Coimbatore for motivated freshers and final-year students. You will work on live front-end engineering with full-stack exposure projects and finish with something you can genuinely talk about in interviews. About the…

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Skills you'll use

React.jsHTML5 & CSS3JavaScript (ES6+)Responsive DesignTailwind CSSWeb Accessibility (WCAG)REST API IntegrationGit & GitHubCross-Browser TestingCore Web Vitals

What you'll do

Work on building accessible, responsive interfaces and the API calls behind them alongside the core team
Apply React.js, HTML5 & CSS3, JavaScript (ES6+), Responsive Design to live, production-facing problems
Document your work clearly for reviewers and stakeholders
Participate in reviews and act on the feedback you receive
Collaborate across engineering, product, design or business as required
Follow the team's quality, testing and documentation standards

Who can apply

Pursuing or recently completed B.E./B.Tech (CSE/IT), BCA, MCA, B.Sc (Computer Science) or B.Des with coding skills
Graduating batch 2025, 2026 or 2027 — final-year students and recent graduates welcome
60% / 6.0 CGPA and above preferred; strong project work is considered alongside academics
Working knowledge of React.js, HTML5 & CSS3, JavaScript (ES6+) (or a genuine willingness to learn them)
Exposure to Responsive Design, Tailwind CSS, Web Accessibility (WCAG) is an advantage
Clear written and verbal communication in English, and care with detail in your work
No prior work experience required — this is a fresher-friendly internship
Based in Coimbatore, Tamil Nadu or willing to work from there for the internship period

Perks & benefits

Networking with senior professionalsInternship CertificateLetter of RecommendationMentorship from a named mentorLive project experience

Interview & selection process

4 rounds — typical selection flow for this role:

1Application screening & resume shortlisting by the talent team
2Practical assignment or case study with a short walkthrough
3Discussion with the hiring manager on the role and your fit
4HR discussion — stipend, start date, expectations and offer

About HackerOne

HackerOne operates in the cybersecurity sector and has an active presence in Coimbatore. Interns here are put on real work from the start, because the team's view is that the fastest way to learn a craft is to practise it under people who already do it well — not to watch it from a distance. The…

Visit HackerOne’s official website ↗

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