About the job
🚀 Founding SDE Intern @ RetainSure
- Location: Remote / Bengaluru
- Stipend: INR 20,000 – INR 40,000 (based on skills)
- Duration: 6 months (Full-time)
- PPO CTC: ₹12–18 LPA (based on performance)
- Start Date: Immediate
About RetainSure
- We’re building an AI co-pilot for customer success teams — helping B2B SaaS companies proactively manage accounts, prevent churn, and drive expansion.
- We’re looking for a Full-stack engineer intern to join us at the ground level and help shape the product, tech, and team from day one.
What You’ll Do
- Own features end-to-end across the stack — from APIs to UI
- Work closely with the founder & CTO on architecture, infra, and product
- Build core modules of the RetainSure product
- Experiment with AI workflows to extract insights from text, product data, and conversations
Tech Stack
- Frontend: React, HTML, CSS, JavaScript
- Backend: Python, FastAPI, SQLAlchemy, Pandas, REST APIs
- Data & Infra: PostgreSQL, AWS, Docker, Clickhouse
What We’re Looking For
- Solid skills in React and modern JavaScript
- Good with Data Structures and Algorithms
- Hands-on experience with Python, REST APIs, and ORMs (SQLAlchemy preferred)
- Comfortable switching between frontend, backend, and basic infra
- Curious, self-driven, and excited about building from scratch
- Prior startup or project-building experience is a huge plusÂ
Why Join Us?
- Be one of the first engineers to shape culture, product, and architecture
- Conversion to full-time at the end of the Internship in case of good performance
- Be part of all the ups and downs and see a startup building from the ground up
- Work directly with the founder & CTO
- Ownership and autonomy from Day 1
- Opportunity to build something meaningful and visible
- Complimentary subscription to Claude Code