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CloudSEK, one of India’s most recognised cybersecurity product companies, is hiring a Frontend SDE Intern for its Bengaluru office. The work is on CloudSEK’s own product suite (XVigil, BeVigil, SVigil, and AIVigil) real threat intelligence platforms used by enterprise customers, not internal tooling or mock projects.
The role requires hands-on ReactJS experience and a solid grip on JavaScript fundamentals: OOJS, component architecture, state management, and CSS with tools like Webpack and Sass. If you’ve built React applications beyond tutorials and can speak to how you’ve structured components and managed state, this is a strong internship to target. If React is still on your learning list, apply after you have a project or two to show.
One practical point: this is 4 days a week in CloudSEK’s Bengaluru office. It’s listed as 3–6 months duration. Factor both in before applying. Browse more internships at FreshersJob4U Internships, and if you’re building your frontend skills, our Frontend Developer Roadmap covers the exact stack CloudSEK is hiring for.
Apply Online — CloudSEK SDE Intern Frontend, Bengaluru
Table of Contents
Quick Overview
| Parameter | Details |
|---|---|
| Company | CloudSEK |
| Role | SDE Intern – Frontend |
| Work Location | Bengaluru, Karnataka, India |
| Work Mode | In-office, minimum 4 days/week (Mon–Fri, 5-day work week) |
| Duration | 3 to 6 months |
| Stipend | Not disclosed — described as “competitive salary” |
| Eligibility | Strong ReactJS and JavaScript skills; fresher or student profiles considered |
| Application Mode | Online, via Greenhouse portal |
| Posted On | September 2026 |
About CloudSEK
CloudSEK was founded in 2015, is headquartered in Singapore, and has grown into one of India’s most prominent AI-driven cybersecurity product companies. Its platform monitors digital assets, attack surfaces, software supply chains, and, its newest product, AI infrastructure itself (AIVigil tracks exposed MCP servers, vector databases, leaked AI credentials, and agentic workflows).
In 2025, CloudSEK raised $19 million led by Tenacity Ventures and Commvault. For an intern, that funding runway and product momentum matter. This is a company in active growth, not maintenance mode.
What You’ll Work On
You’ll be building frontend features on CloudSEK’s live product suite: dashboards, threat intelligence interfaces, and monitoring tools used by real enterprise customers. This isn’t a sandbox environment.
Specific work areas will involve:
- Building and maintaining React components across CloudSEK’s product interfaces
- Working with stateful (container) and stateless (presentational) component patterns
- Implementing CSS architectures that fit ReactJS application structure
- Using tools like Webpack, Babel, and Sass in the build pipeline
- Collaborating with product and engineering teams on feature development and bug fixes
Eligibility & Skills Required
Technical Skills
| Skill Area | What to Know |
|---|---|
| JavaScript | Hands-on OOJS experience — closures, prototypes, async patterns, and how JS libraries work under the hood |
| ReactJS | Practical experience building React applications — component design, props, state, lifecycle, hooks |
| Component Architecture | Clear understanding of container vs presentational components and how to decompose a UI into a maintainable structure |
| CSS & Styling | CSS architectures (BEM, CSS modules, or similar) that work with React; familiarity with Bootstrap or similar frameworks |
| Build Tools | Working knowledge of Webpack, Babel, and Sass — not deep expertise, but comfortable using them in a project |
| Basics | HTML5, CSS3, jQuery — standard frontend fundamentals |
Who Should Apply?
- Students or freshers who have built at least one end-to-end React application: a real project, not a tutorial follow-along
- Candidates who understand how React’s component model works and can explain their architecture decisions
- Those who can commit to 4 days/week in CloudSEK’s Bengaluru office for 3–6 months
- Candidates interested in working in a cybersecurity product environment: the domain is niche and the exposure is valuable if you’re considering security-adjacent careers
Who Is This Role Not For?
- Candidates whose React experience is limited to online courses with no independent project to show: the JD asks for hands-on experience, and the interview will probe it
- Students who cannot come into Bengaluru at least 4 days a week. This is explicitly not a remote role
- Those looking for a backend, full-stack, or data engineering internship. This is purely frontend
Stipend
CloudSEK describes the compensation as “competitive salary” without disclosing a figure. Confirm the stipend at the offer stage. Use our Freshers In-Hand Salary Calculator to estimate your monthly take-home once you have the number.
Perks & Culture
- Flexible working hours
- Free food, snacks, and drinks at the office
- Collaborative culture where interns can pitch and implement their own ideas
- Regular team activities, games, and events
- Direct exposure to experienced engineering and product teams in a high-growth cybersecurity company
Selection Process
CloudSEK hasn’t published a formal selection flow for this listing. For a frontend SDE intern role at a product company, expect:
- Resume and portfolio screening: React projects and GitHub links reviewed first
- Technical assessment or assignment: likely a small UI component task or coding problem in JavaScript/React
- Technical interview: component design, JS fundamentals, state management, and a walkthrough of your past project
- HR or culture fit discussion: practice your opening introduction using our guide on how to answer “tell me about yourself” as a fresher.
The technical interview will almost certainly anchor on a project you’ve built. Be ready to walk through your component structure, how you managed state, and what you’d do differently now.
Other Recent Openings You Might Like
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How to Apply
- Visit job-boards.greenhouse.io/cloudsek/jobs/6200261004
- Create a Greenhouse account or apply as a guest
- Upload your resume: lead with your React projects and include a GitHub or portfolio link
- Complete any screening questions and submit
Make sure your resume has the right technical keywords (ReactJS, JavaScript, component architecture, Webpack, Sass) so it clears ATS screening. Our guide on building an ATS-friendly resume in 2026 covers this in detail for software engineering roles.
Important Links
| Resource | Link |
|---|---|
| Apply Online | Greenhouse — CloudSEK SDE Intern Frontend |
| CloudSEK Official Website | www.cloudsek.com |
Frequently Asked Questions (FAQs)
Q1. Is this internship remote or in-office?
In-office. CloudSEK requires a minimum of 4 days/week at their Bengaluru office. This is not a remote or hybrid role.
Q2. What is the duration of this internship?
3 to 6 months, as stated in the posting. The exact duration is likely confirmed at the offer stage.
Q3. Do I need prior work experience to apply?
No formal work experience is required. However, you need demonstrable React and JavaScript project experience: academic projects, personal projects, or open-source contributions all count.
Q4. What kind of projects will I work on?
You’ll work on CloudSEK’s live product interfaces: threat intelligence dashboards, attack surface monitoring tools, and related platforms. The actual feature assignments will depend on the team’s current sprint priorities.
Q5. Is there a stipend for this internship?
CloudSEK describes the compensation as “competitive” but hasn’t disclosed a specific figure. Confirm at the offer stage.
Q6. What is CloudSEK’s work culture like for interns?
CloudSEK explicitly mentions that interns can pitch and implement their own ideas. It’s not a “shadow senior engineers” setup. The office has a startup energy with flexible hours, team activities, and direct access to engineering and product teams.
Source & Verification
- Source: Official CloudSEK job posting via Greenhouse, Job ID 6200261004
- Official Website: www.cloudsek.com
- Application Portal: job-boards.greenhouse.io/cloudsek/jobs/6200261004
- Last Checked: 20 September 2026
FreshersJob4U is not affiliated with CloudSEK. This post is for informational purposes only. Verify all details, including current application status and internship duration, directly on the official application link before applying.
Engineering graduate and founder of FreshersJob4U. I write detailed job guides, interview prep resources, and career roadmaps for freshers and early-career professionals in India. This site started from my own experience with the scattered, confusing fresher job search — I wanted to build something cleaner.
