Node Js Developer

Job Description – Backend Python Developer(Mid-Level) 

📍 Location: Mumbai/Gurgaon |  Full-time

Backend Python Developer

Role Overview

We are seeking a skilled Backend Python Developer to design, develop, and maintain backend services, APIs, and integrations that power our AI-driven automation solutions.

You will collaborate closely with senior engineers, AI/ML teams, and frontend developers to build scalable, high-performance systems. This role is ideal for professionals with solid backend experience who are eager to deepen their expertise in Python, cloud technologies, and AI-based applications.

Key Responsibilities

• Develop and maintain backend APIs, services, and system integrations using Python
• Collaborate on system design and architecture discussions with senior engineers
• Write clean, scalable, and well-documented code following best practices
• Ensure performance, scalability, and reliability in cloud environments
• Design and manage SQL/NoSQL databases for structured and unstructured data
• Support integration of AI/ML models into production workflows
• Participate in code reviews, unit testing, and debugging
• Contribute to CI/CD pipelines, containerization, and DevOps processes

Required Skills & Qualifications

• 3–5 years of experience in backend development
• Strong proficiency in Python
• Hands-on experience with frameworks such as FastAPI, Flask, or Django
• Experience building and consuming REST APIs (GraphQL is a plus)
• Strong database knowledge: PostgreSQL, MySQL, MongoDB, or Redis
• Familiarity with cloud platforms (AWS, GCP, or Azure)
• Hands-on experience with Docker and Kubernetes
• Strong understanding of OOP, data structures, algorithms, and design patterns

Preferred Skills

• Exposure to AI/ML workflows or a strong interest in learning
• Experience with message brokers such as Kafka, RabbitMQ, or Celery
• Knowledge of asynchronous programming (asyncio, Celery, etc.)
• Experience with unit testing frameworks (PyTest, unittest)
• Understanding of API security and authentication (OAuth2, JWT)

What We Offer

• Competitive compensation with growth opportunities
• Opportunity to work on AI-first automation products used globally
• Mentorship from experienced senior engineers
• Flexible work environment
• Continuous learning support in Python, Cloud, and AI/Automation technologies

Responsibilities:

- Collaborate with cross-functional teams including front-end developers, designers, and system administrators to develop robust and scalable server-side applications.

- Design and implement RESTful APIs and services using Node.js, ensuring efficient data handling and integration.

- Develop database schemas and models for MongoDB, optimizing queries and ensuring data integrity.

- Implement data migration and transformation tasks between different data sources.

- Write efficient and reusable code, following best practices and coding standards.

- Conduct thorough testing and debugging of applications to identify and fix issues promptly.

- Collaborate with DevOps team to deploy applications on servers or cloud platforms.

- Continuously monitor application performance and optimize it for scalability and reliability.

- Stay updated on emerging technologies and trends, actively suggesting improvements and innovative solutions.

Requirements:

- Strong proficiency in Node.js and JavaScript.

- Solid understanding of server-side development and asynchronous programming concepts.

- Experience working with NoSQL databases (e.g., MongoDB).

- Knowledge of database design and query optimization techniques.

- Familiarity with web application security principles and best practices.

- Proficiency in using version control systems (e.g., Git).

- Good understanding of agile development methodologies.

- Excellent problem-solving and analytical skills.

- Effective communication and collaboration abilities.

Stalwart Themius is hiring a Backend Developer - Node.js to join our client's team in Mumbai. The selected candidate will work on cutting-edge technology and product. He/She will gain experience and will stand an opportunity to be hands-on, collaborative and fluent in the latest server-side, web capabilities and technologies. This will include all aspects of the creative process from conceptualizing to completion including design, development, presenting ideas, and working with the leadership team.

• Role: NodeJS Developer
• Experience: 1 - 4 years
• Location: Airoli, Navi Mumbai

Responsibilities:

• Use your knowledge about High Availability, Load Balancing, Scalability, and Distributed Computing in order to design database architectures and data structures that can grow with our business 
• Collaborate with Product, Engineering and Business teams to drive the architecture, design, development and deployment of our analytics and a reporting portal
• Identify and address architecture challenges to ensure a robust, safe, securely accessible, highly available and highly scalable product that meets or exceeds customer and end-user expectations
• Collaborate with leadership and technology teams on creative concepts, and then launch and shape the required design components for each presentation and/ or production
• Able to work closely / collaborate with multiple product development teams including software developers

Primary Skills:

• 1-4 years of experience with Node.JS
• 1-4 years of experience with NoSQL (MongoDB)
• Experience with Agile Software Development

Preferred Skills:

• Knowledge of Software Deployment
• Knowledge of IT Security for Web Services
• Expert in using Revision Control Systems (Git)
• Must have outstanding communication and collaboration skills

Benefits:

• Competitive salary and benefits package.
• Opportunity to work with a growing company.
• Collaborative and supportive work environment.
• Opportunities for professional development.

About Us

Aura is developing a platform to help companies/communities mint, buy, trade and sell NFTs in the easiest manner possible. Developing a state of the art store front customized to the community and a user friendly interface to unlock the digital growth of companies in the gaming, art, music, etc space by leveraging the power of NFTs. We are assembling a high performing team from the tech ecosystem to build this product and compete with the likes of NBA TopShot.

Requirements:

• Integration of user-facing elements developed by a front-end developers with server side logic
• Building reusable code and libraries for future use
• Optimization of the application for maximum speed and scalability
• Implementation of security and data protection
• Design and implementation of data storage solutions

Skills and Qualifications:

• 2+ years of experience in Node.js. Basic understanding of front-end technologies and platforms, such as JavaScript, HTML5, and CSS3
• Good understanding of server-side CSS preprocessors, such as LESS and SASS
• Integration of multiple data sources and databases into one system
• Management of hosting environment, including database administration and scaling an application to support load changes
• Understanding differences between multiple delivery platforms such as mobile vs desktop, and optimizing output to match the specific platform
• Implementing automated testing platforms and unit tests
• Proficient understanding of code versioning tools, such as Git
• Proficient understanding of security principles
• Understanding of “session management” in a distributed server environment
• Must have an understanding of SQL and NoSQL databases like Postgres, MySQL, Mongodb etc.
• Must have an understanding of Cloud: AWS or GCP
• Must have a good understanding of data structures and Algorithms

Benefits:

• Work on the cutting edge of blockchain technology and the upcoming use-case of NFTs (Non Fungible Token)
• Be a part of an early stage startup with funding from founders of Polygon

P.S. The website to our company is  https://auranft.co/

The ideal candidate is a self-motivated, multi-tasker, and demonstrated team-player. You will be a lead developer responsible for the development of new software products and enhancements to existing products. You should excel in working with large-scale applications and frameworks and have outstanding communication and aleadership skills. 

Responsibilities

• Writing clean, high-quality, high-performance, maintainable code
• Develop and support software including applications, database integration, interfaces, and new functionality enhancements
• Coordinate cross-functionally to insure project meets business objectives and compliance standards
• Support test and deployment of new products and features
• Participate in code reviews

Qualifications

• 5+ years of relevant work experience
• Mandatory experience in building scalable microservices on nodejs platforms
• Expertise in Object Oriented Design, Database Design, Service architecture
• Experience with Agile or Scrum software development methodologies
• Ability to multi-task, organize, and prioritize work

• Engage in Node.js back-end development with MongoDB
• Work on Backend programming
• Work on databases
• Coordinate with front end teams for overall project overview
• Create User stories and UML, documentation of the business goals

• Must have knowledge of Node.Js, HTML, CSS
• Knowledge of git and AWS  
• Proficient in Data Structures and Algorithms  
• Good in Object oriented design
• Ability to work independently and manage the entire backend of all platforms associated with Rejolut
• Exemplary tasks – Explore something new every day!
• Responsibility – Bring in your own ideas and get supported in executing them. 
• Fun – Experience a family culture & celebrate with the founders & team.
• Team – Be a part of a high-performance & cultural diverse team

• Freshers can apply
• Students in their last semester or passed out in 2020 can also apply

• Working days: Monday to Friday
• Timings: 11:00 am to 7:00 pm
• Duration of internship: 6 months/PPO(Performance Basis)

• You are available for the above said duration.
• You prefer to work in a fast paced environment with growth & learning opportunities
• If you have not applied for an internship before with us.
•  have relevant skills and interests

•  Health Insurance
•  Work from Home
•  Fast growth and more visibility into the company
•  Experience to work on the latest technology
•  Competitive Learning Environment with supportive co-workers
•  Employee friendly HR Policies
•  Paid leaves up to certain limits
•  Liberal working atmosphere
• Get mentored by the best in the industry