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Junior Fullstack AI Engineer

Crownstack
|Noida Sector 2|14 May 2026
Experience Required
Fresher
Employment Type
Internship / Full-time
Target Batch
Any
Role Category
Fullstack
How to Apply
Apply on the company portal
Salary / Stipend
Rs. 15,000 (Internship Stipend) / Rs. 30,000 (Full-time)
Skills Recommended
PythonJavaScriptTypeScriptReactNext.jsHTML5CSS3Node.jsFastAPIFlaskGitGitHubLangChainLangGraphLLM APIsRAG pipelinesvector databasesAI agentsAI-assisted coding tools

About the job

Job Description

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We are seeking a disciplined and analytical individual to join our data team. This 60-day 'Internship-to-Conversion' program offers a clear path to a full-time role based on performance. Candidates who demonstrate proficiency and align with our culture will transition to a permanent Fullstack Junior AI Engineer position.

You will be joining a quick-adaptive full-stack AI engineering team focused on building real-world AI-powered products and solutions. This role is designed for fresh engineers who are passionate about AI and want to grow fast by doing, not just watching.

Your core mission is to learn, experiment, and contribute to AI software development involving LLMs, agents, RAG vector systems and more. You will get early exposure to cutting-edge tools like LangChain, LangGraph, Claude Code, and modern vector databases.

What You'll Do:

  • Learn and apply AI/ML concepts under the guidance of senior engineers
  • Learn Python programming and commonly used Python frameworks like FastAPI and Flask
  • Learn and assist in Frontend development with JavaScript / TypeScript/ React or Next.js/ HTML5 + CSS3/ REST API integration
  • Learn and assist in backend development with Node.js / FastAPI/ API development/ Database fundamentals
  • Help with data collection, cleaning, and preprocessing tasks
  • Run experiments with pre-built models and document results
  • Explore and implement LangChain and LangGraph to build LLM-powered workflows
  • Use Git and GitHub for version control, branching, and collaborative development
  • Learn and work with RAG (Retrieval-Augmented Generation) architectures
  • Understand and work with vector databases, embeddings, and semantic search
  • Assist in building and testing AI agents under senior engineer guidance
  • Explore and test LLM APIs and prompt engineering techniques
  • Practice vibe coding using AI-assisted development tools like Claude Code, GitHub Copilot, and Cursor to accelerate development
  • Write basic scripts and utility code to support AI workflows
  • Keep up with the latest AI tools and share learnings with the team
Apply Now
Candidate Guide

More than a copied JD: use this page to prepare before you apply.

Crownstack is hiring for Junior Fullstack AI Engineer in Noida Sector 2. This page goes beyond the raw listing so students can understand what the role usually expects, how to prepare for screening, and how to apply more thoughtfully instead of forwarding a resume blindly.

PythonJavaScriptTypeScriptReactNext.jsHTML5CSS3Node.js

Company overview

Crownstack appears on Campus to Career because the opportunity is relevant for students and early-career candidates who want a clearer view of real hiring demand. When evaluating any employer, students should look beyond the brand name and focus on work quality, reporting structure, product maturity, mentorship, and the kind of ownership the team is likely to trust a new hire with.

A fresher or internship role at Crownstack can be valuable when the candidate understands what the business is solving and how the team contributes to that larger outcome. Even before the interview, students should try to learn the company domain, customer type, pace of execution, and whether the role sits close to product, platform, support, data, or delivery.

What this role usually means in practice

Junior Fullstack AI Engineer is likely not just a keyword match. In real hiring, titles often compress multiple expectations into one label. This means the student should read the listing as a signal of day-to-day problem solving, team collaboration, deadline discipline, and the ability to learn new workflows quickly.

The current role is listed as Internship / Full-time in Noida Sector 2, with Fresher mentioned on the page. For freshers, the most useful interpretation is: what kind of output will the team expect in the first 30 to 90 days, and what proof can the candidate show that they are ready to deliver it?

  • Understand the business problem the role supports
  • Map your projects to likely day-to-day work
  • Prepare one story about fast learning and one about ownership

Required skills and how to interpret them

The listing highlights skills such as Python, JavaScript, TypeScript, React, Next.js, HTML5, CSS3, Node.js. Students should not panic if they are not equally strong in every item. Companies often list an ideal stack, but interviewers usually look for transferable understanding, clarity of fundamentals, and a believable proof-of-work story.

A better preparation strategy is to sort skills into three buckets: already strong, interview-ready but shallow, and currently weak. This prevents overconfidence and also stops students from wasting time revising topics that are unlikely to matter during the first screening round.

  • Be ready to explain where you used Python in a project, coursework, internship, or self-study build.
  • Be ready to explain where you used JavaScript in a project, coursework, internship, or self-study build.
  • Be ready to explain where you used TypeScript in a project, coursework, internship, or self-study build.
  • Be ready to explain where you used React in a project, coursework, internship, or self-study build.
  • Be ready to explain where you used Next.js in a project, coursework, internship, or self-study build.
  • Be ready to explain where you used HTML5 in a project, coursework, internship, or self-study build.
  • Be ready to explain where you used CSS3 in a project, coursework, internship, or self-study build.
  • Be ready to explain where you used Node.js in a project, coursework, internship, or self-study build.

Eligibility and application readiness

Students should treat eligibility as more than just degree, batch, or marks. Real readiness also includes whether the resume supports the role clearly, whether your GitHub or portfolio can survive a quick recruiter scan, and whether your self-introduction makes logical sense for Junior Fullstack AI Engineer.

If the listing mentions a batch requirement, relocation, internship-to-full-time path, or communication expectations, make sure those details are reflected consistently in your resume, application form, and outreach message. Consistency is a major trust signal in early-stage screening.

  • Resume aligned to the role and keywords
  • Portfolio or GitHub links working correctly
  • Projects chosen based on role relevance, not just recency
  • Clear answer prepared for “Why this role?”

Salary insight and offer evaluation

The listing currently mentions compensation as Rs. 15,000 (Internship Stipend) / Rs. 30,000 (Full-time). Students should still verify fixed pay, bonus, internship stipend, ESOPs, and location-based cost differences on the official employer page or in HR discussions.

For freshers, salary should be interpreted together with learning quality, tech exposure, mentorship, workload, location, and conversion or growth path. A slightly smaller offer with stronger ownership and cleaner learning loops may outperform a bigger offer that provides weak role fit or no meaningful skill depth.

Interview preparation tips for this job

Candidates applying for Junior Fullstack AI Engineer should prepare in layers. The first layer is role fit: why this company, why this role, and what proof supports your application. The second layer is technical or functional depth: the tools, concepts, or workflows most likely to appear in screening. The third layer is behavior and communication: clear explanations, honest ownership, and calm thinking when details are incomplete.

A strong practice method is to prepare a short project walk-through, a role-fit introduction, one debugging or challenge story, and a realistic answer to what you still want to learn. That combination usually performs better than memorizing long theoretical scripts.

  • Review two strongest projects deeply, not ten projects weakly
  • Prepare role-specific terminology and examples
  • Practice concise answers for HR and recruiter rounds
  • Revise fundamentals likely connected to the listed skills

Application strategy for better conversion

The best candidates do not just click apply. They adapt. Before submitting, update the top section of your resume, reorder projects if needed, and make sure your strongest evidence matches the narrative for Junior Fullstack AI Engineer. If the company uses an external portal, take form fields seriously because ATS filters often read those signals separately from the PDF.

If the route is recruiter email or a direct apply link, use that path professionally. Submit complete information, avoid spammy follow-up, and if you choose to reach out on LinkedIn, mention the role, one or two fit points, and a respectful ask. The goal is to make your application easier to trust, not louder.