Firebase Back End Dev

Hiring: firebase Back-end Engineer (Immediate Joining – Contract → Full-Time)

(Please apply only if you can join IMMEDIATELY)

Company:ELMA - India’s 1st Emotional Life Management Ai Assistant

Location: Remote (India-based, IST hours)

Engagement: Full-time, starting as a short contract → transitions to full-time role upon successful MVP delivery

⸻

Tech Stack (Core Requirement)

We are looking for a backend-first engineer who is very strong with:

• Node.js

• Express.js or Nest.js

• MongoDB

• REST API design (clean, versioned, documented)

• JWT-based Auth

• AuthN & AuthZ best practices (role-based access, permissions, secure sessions)

Nice-to-have (strong plus):

• Firebase (Firestore, Firebase Auth, Cloud Functions, Security Rules)

• Experience integrating backends with React Native mobile apps

• Experience working with sensitive user data (health / fintech / edtech)

⸻

Role Overview

You will be responsible for owning and building the backend of our MVP:

• Architecting and implementing secure, scalable backend services

• Designing database schemas and business logic for logging, tracking, streaks, and achievements

• Implementing secure authentication & authorization flows

• Exposing clear REST APIs for our React Native frontend team

• Ensuring data security, privacy, and clean error handling

This is a hands-on role for someone who is comfortable taking full ownership and shipping fast.

⸻

Key Responsibilities

• Design and implement backend architecture using Node.js + Express/Nest + MongoDB

• Implement robust AuthN/AuthZ using JWT and role-based access control

• Build and document REST APIs for:

• user onboarding

• logging & retrieving metrics

• streaks, badges, and achievements

• other core modules as defined

• Design database schemas with scalability and analytics in mind

• Collaborate closely with the frontend team to integrate APIs smoothly

• Ensure data protection, validation, and secure access at all layers

• Set up logging, basic monitoring, and error-handling patterns

⸻

Required Experience

Please apply only if:

• You have 3+ years of strong backend experience (Node.js ecosystem)

• You have built and deployed production-ready backend systems (not just hobby apps)

• You are confident with:

• designing schemas

• writing secure APIs

• handling auth & roles

• debugging production issues

• You can explain your architecture decisions clearly

• You can join immediately (no long notice period / no parallel full-time job)

⸻

Bonus Points (Nice to Have)

• Prior experience with Firebase (Firestore, Auth, Cloud Functions)

• Experience with mobile app backends (React Native, Flutter, etc.)

• Worked on apps involving user data privacy, mental health, health-tech, fintech, or ed-tech

• Comfortable working directly with founders in a fast-moving startup

⸻

Engagement Model & Timeline

• Initial engagement: short-term contract focused on delivering the MVP backend in ~3 weeks (full-time).

• Payment: fixed for the MVP phase (discussed privately), tied to successful delivery of agreed backend scope.

• On successful MVP delivery and mutual fit, you will be transitioned into a full-time role with a revised salary package and full ownership of the backend.

⸻

How to ApplySend the

following to ydk@elma.ltd :

1. Updated CV / LinkedIn profile

2. GitHub / portfolio / links to apps or APIs you’ve built