Firebase Backend Engineer - Intern

Role

We are looking for a Full Stack Engineer who can own the entire technical stack, design systems that scale, and ship products fast. You will work across frontend, backend, and AI systems, making key architectural decisions while building a product used by real users.

This role offers high ownership, where engineers move ideas to production quickly and take responsibility for both technical decisions and product impact.

What would you do?

• Build and own the end-to-end platform using React, Node.js microservices, Python AI agents, and AWS.
• Design and implement scalable system architecture, including caching, databases, and state management between AI and UI.
• Develop AI-powered backend services and orchestrate LLM workflows using modern frameworks.
• Build highly interactive front-end experiences using modern React and real-time communication tools.
• Define and maintain engineering best practices, including CI/CD pipelines, monorepo structures, and development workflows.
• Collaborate closely with users and product teams to identify problems and ship impactful solutions.
• Continuously simplify systems by removing unnecessary complexity and keeping architecture clean.

Who should apply?

• Engineers with 4+ years of experience building and shipping production-grade products.
• Strong understanding of system design, architecture, and scalable backend systems.
• Hands-on experience with Python (FastAPI, async systems) and LLM-based applications.
• Proficiency in JavaScript / TypeScript with Node.js and modern backend frameworks.
• Experience building modern frontend applications using React (React 18+).
• Familiarity with databases such as Redis, PostgreSQL, or MongoDB, and designing scalable APIs.
• Engineers comfortable working in fast-paced environments with high ownership and minimal process overhead.

Technical Skills

• Backend: Node.js, Express, Python, FastAPI
• Frontend: React (React 18+), interactive UI development
• AI/LLM Systems: LLM orchestration, multi-model integrations
• Databases: Redis, PostgreSQL, MongoDB
• Infrastructure: AWS, CI/CD pipelines, microservices architecture
• Real-time Systems: Socket.IO, Server-Sent Events (SSE)

Experience: 4+ years

We are looking for a NodeJS / full stack developer responsible for the development and maintenance of scalable backend applications. Your primary focus will be the development of NodeJS applications and their integration with frontend services like React Web App. You will be working alongside other engineers and developers working on different layers of the infrastructure. Therefore, a commitment to collaborative problem-solving, sophisticated design and the creation of quality products is essential.

• 3+ years of experience in Nodejs
• Having a good understanding & hands-On of AWS services like – IAM, Lambda, DynamoDB, ElasticCache, OpenSearch and AppSync 
• Integration of user-facing elements developed by front-end developers with server side logic
• Writing reusable, testable, and efficient code
• Strong proficiency with JavaScript.
• Knowledge of Node.js + Express and frameworks available for it.
• Experienced with NoSQL DB
• Design and implementation of low-latency, high-availability, and performant applications
• Implementation of security and data protection

• Work closely with design, product management, and front-end teams to create REST APIs using NestJS
• Write reusable, testable, and efficient code
• Design and implementation of low-latency, high-availability, and performant applications
• Work on the implementation of security and data protection
• Review and optimize the app usage by monitoring key metrics and rectifying the issues proactively

• 1+ years of experience in NodeJS-based frameworks like NestJS, and microservices-based architecture is a bonus.
• Understanding of OOPS concepts, persistence, threading, queuing, and caching.
• Thorough knowledge of designing, implementing and scaling relational and document-based databases
• A love for systems and an ability to think through and plan for their life cycles, edge cases, interactions, and failure modes
• First principles thinking, Excellent problem-solving ability
• A good all-rounder with a can-do, startup mentality

• Experience with ReactJS
• Cloud deployment and scaling experience

About the role: We’re looking for a Node.Js Developer who can adapt to new tech stacks and innovate with cutting-edge technology solutions, to build eCommerce platforms that are unique, disruptive, and powerful.

What you'll do:
● Integrate user-facing elements developed by front-end developers with server-side logic
● Write reusable, testable, and efficient code
● Design and implement low-latency, high-availability, and performant applications
● Implement security and data protection integrations
● Integrate data storage solutions such as databases, key-value stores, blob stores, etc.
● Optimize components for maximum performance across a vast array of web-capable devices and browsers
● Ensure high performance and responsiveness to requests from the front-end.

What you'll need:
● Bachelor's degree with minimum 3 years of work experience as a Node Js.
● Strong proficiency in JavaScript or Typescript
● Understanding of Node.js and its frameworks such as Express or StrongLoop
● Understanding of the nature of asynchronous programming and its quirks and workarounds
● Basic understanding of front-end technologies, such as HTML5, and CSS3
● Understanding of accessibility, security compliance, user authentication and authorization between multiple systems, servers, and environments
● Understanding fundamental design principles behind a scalable application
● Understanding of code versioning tools, such as GIT
● Integration of multiple data sources and databases into one system
● Understanding of the differences between multiple delivery platforms, such as mobile and desktop and its optimization output
● Knowledge on creating database schemas that represent and support business processes
● Knowledge on implementing automated testing platforms and unit tests

Who Should Consider Joining:
● If you like challenges and think from a first principle basis,
● If you are driven to take ownership and are adept at rolling with the punches,
● If you have the aspiration to grow fast in the dynamic environment of a start-up,
● If you are a collaborative team member, who believes in collective success,
● If you are someone who makes objective, fact-based decisions

Who should not consider joining:
● If the role description does not excite you, then you should not join us
● We are a startup and things will move fast. If you are not comfortable in a fast-paced environment, then you should not join us
● If you are not a self-starter who is willing to learn & experiment more, then you should not join us.

What We Offer:
● Limitless growth and learning opportunities
● Exposure to cutting edge technology solutions and upcoming stacks in the market
● In house technical training on GIT, Automated Testing, Code Coverage, Language Training and much more
● A collaborative and positive culture — Your team will be as smart and driven as you.
● Guidance and mentorship from industry experts and renowned IIT Alumnus
● An opportunity to make an impact — Your work will contribute directly to our strategy and growth

About Role: 

1. We are looking for a Node.js Developer responsible for managing the interchange of data between the server and the users.  
2. Your primary focus will be the development of all server-side logic, definition, and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end.  
3. You will also be responsible for integrating the front-end elements built by your co-workers into the application. A basic understanding of front-end technologies is necessary as well. 

Key Responsibilities: 

1. Integration of user-facing elements developed by front-end developers with server-side logic 
2. Writing reusable, testable, and efficient code 
3. Design and implementation of low-latency, high-availability, and performant applications 
4. Implementation of security and data protection 
5. Integration of data storage solutions such as database, caching servers 

Qualification & Skills: 

1. Strong proficiency with JavaScript and Typescript 
2. Knowledge of Node.js and frameworks available for it such as Express, StrongLoop, etc 
3. Proficient in database systems (eg. MySql, MongoDB, DynamoDB) 
4. Understanding the nature of asynchronous programming and its quirks and workarounds 
5. Basic understanding of front-end technologies, such as HTML5, and CSS3 
6. Understanding accessibility and security compliance 
7. User authentication and authorization between multiple systems, servers, and environments 
8. Integration of multiple data sources and databases into one system 
9. Understanding fundamental design principles behind a scalable application 
10. Understanding differences between multiple delivery platforms, such as mobile vs. desktop, and optimizing output to match the specific platform 
11. Creating database schemas that represent and support business processes 
12. Implementing automated testing platforms and unit tests 
13. Proficient understanding of code versioning tools, such as Git 

Job Description:

We are looking for a Ruby on Rails developer responsible for managing the interchange of data between the server and the users. Your primary focus will be development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elements built by your co-workers into the application. Therefore, a basic understanding of front-end technologies is necessary as well.

Job Responsibilities:

• Design, build, and maintain efficient, reusable, and reliable Ruby code.
• Integration of data storage solutions.
• Integration of user-facing elements developed by front-end developers with server side logic.
• Identify bottlenecks and bugs, and devise solutions to these problems.
• Help maintain code quality, organization and automatization.

Job Requirements:

• Knowledge of Ruby on Rails, Ruby, SQL, JavaScript and Git.
• Experience with Shopify, ReactJs, JQuery CSS, HTML would be plus.
• Strong grasp of TDD and BDD.
• Experience with Heroku or AWS or DigitalOcean.
• A knack for writing clean, readable Ruby code.