Job description
As a
Full Stack Developer Intern , you’ll help design, build, and scale web applications using modern JavaScript frameworks.
You’ll work directly with the founding team to deliver intuitive, high-performance fintech experiences that power India’s first security-backed pay-later platform.
Your responsibilities will include:
Developing responsive, user-friendly web interfaces using
React.js .
Building and integrating scalable
Node.js / Express.js
backend APIs.
Connecting frontend and backend components for seamless user experiences.
Managing data flows and APIs between the app and databases (SQL/NoSQL).
Writing clean, reusable, and testable code following best practices.
Debugging, optimizing, and improving performance across the stack.
Collaborating with product, design, and business teams to turn concepts into production-ready features.
Who You Are
Pursuing or recently graduated in Computer Science, Engineering, or a related field (Tier-1 institute preferred, not mandatory).
Proficient in
JavaScript, React.js, Node.js, Express.js , and working with REST APIs.
Comfortable with
frontend state management
(Redux / Context API) and
backend database integration
(MongoDB / PostgreSQL / Firebase).
Have built and shipped at least one project — could be a web app, side project, or hackathon entry.
Familiar with Git/GitHub and basic deployment workflows.
Curious, self-driven, and passionate about building scalable, high-quality products.
Bonus: Exposure to fintech or financial data APIs (lending, investments, etc.).
What We Offer
Competitive fixed stipend
Real Ownership:
Work on live projects that reach real users
Mentorship & Learning:
Learn directly from the founding team (ex-McKinsey, VC, Amazon, ISB, IIT)
Career Path:
High-performing interns may receive a
PPO (Pre-Placement Offer)
or full-time opportunity.
Startup Experience:
Build products end-to-end in a fast-paced, collaborative fintech startup environment.
How to Apply
You can apply directly through Linkedin.
If you'd like to reachout to the hiring team, you can email your resume and cover letter to careers@1fi.in with the subject line “Full Stack Developer Intern – [Your Name]”.
Required Skill Profession
Computer Occupations