Full-stack SDE (FastAPI, PostgreSQL, Flutter/RN)

Company

At 360Watts, we’re building an AI-integrated Home Energy Management System (HEMS) – which is a data-driven AI/ML-enabled energy intelligence platform. It connects with rooftop solar system and home IoT devices to offer diverse home automation use-cases for B2C consumers via. mobile application.

Role Description

We are looking for a Backend-first Full-Stack SDE who will develop the MVP of mobile application and HEMS platform in 1-2 months. Further lead the development towards market-ready solutions within next 3-4 months.

This is a role for someone young in career but wanting to grow into tech lead in 1-2 years and taking-up full ownership, strong career growth, and work with innovative technologies. Definitely not a typical 9-5 job !!

i) Backend (cloud + edge)

- Design and build APIs using Python (FastAPI) - Define and manage PostgreSQL schemas & migrations for time-series datasets and scaled for complex IoT ecosystem - Implement auth, device onboarding, telemetry ingestion - Integrate ML model outputs into backend workflows - Maintain clean API contracts for low-latency mobile users - Deploy and manage services on AWS (ECS / EC2 / Lambda level) - Manage cloud and devops workflows in micro-services architecture (dockerize services, staging & production environments, monitoring & logging, clean repo structure & documentation)

ii) Frontend (cross-platform mobile application)

- Build and ship MVP mobile app using Flutter (preferably) or React Native - Develop functional UI screens (dashboard, device view, alerts, insights) - Wire APIs, handle loading/error states, basic state management - Testing and debugging

Qualifications

- 1–3 years of experience in client-facing Full-Stack application development - Have shipped at least one production-ready application - Backend: Python (FastAPI & Django) is mandatory - Frontend: Flutter or React Native (mandatory) - APIs: REST, auth, versioning, application-friendly design (web & mobile) - Data: DynamoDB, PostgreSQL - Cloud: AWS, Docker, CI/CD

- Can build mobile UI (functional > fancy) - Pragmatic mindset — can ship fast and refactor later - Enjoy working in a fast-paced startup team - Passion for energy tech trends is a big advantage

Job details

- Start: Immediate or from 15.03.2026 - Location: Coimbatore (on-site) - Salary: Starting from 35k p.m. and can be hiked upon bringing job relevant skillsets and startup work ethic.

>> Please share your work portfolio links (GitHub, etc). Highly preferred !!

>> Deadline for application is on 26.02.2026