
Senior Node JS Backend Developer
Position Overview:
We are seeking a highly skilled Node.js backend developer to join our dynamic team.
The ideal candidate will have strong expertise in Node.js development. Knowledge of frontend frameworks like React.js or Angular, AI-driven development, Python, and AWS is a plus.
Key Responsibilities:
• Design and develop a NodeJS backend with a modular, scalable architecture.
• Build REST APIs and WebSocket services for real-time updates.
• Optimize PostgreSQL queries, ensure proper indexing, and manage database migrations.
• Implement role-based authentication & authorization (JWT, RBAC in NestJS).
• Set up event-driven patterns (Redis pub/sub, background jobs, async processing).
• Integrate with external api’s (JSON-RPC, XML-RPC, REST).
• Optimize API response times (caching, Redis, database tuning).
• Ensure secure API development (encryption, secure credentials storage).
• Provide technical mentorship to junior developers and contribute to architectural decisions.

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Our vision is to be the world’s leading Ed-Fin Tech company dedicated to making higher education accessible and affordable to all. Our mission is to drive transparency and accountability in the global higher education sector and create significant impact using the power of technology, data science and collaboration.
GradRight is the world’s first SaaS ecosystem that brings together students, universities and financial institutions in an integrated manner. It enables students to find and fund high return college education, universities to engage and select the best-fit students and banks to lend in an effective and efficient manner.
In the last three years, we have enabled students to get the best deals on a $ 2.8+ Billion of loan requests and facilitated disbursements of more than $ 350+ Million in loans. GradRight won the HSBC Fintech Innovation Challenge supported by the Ministry of Electronics & IT, Government of India. With a strong presence in the U.S. and subsidiaries in India and commencement of UK operations, GradRight is well-poised for global expansion, having raised a Series A round of investments. GradRight’s 200+ team members across Hyderabad, Gurgaon, Bangalore, Kolkata and the US are led by alumni of IIT Delhi, IIT Kharagpur, BITS Pilani, ISB Hyderabad and University of Pennsylvania.
Brief:
We are pursuing a complex set of problems that involve building for an international audience and for an industry that has largely been service-centric. As a SDE at GradRight, you’ll bring an unmatched customer-centricity to your work, with a focus on building for the long term and large scale.
You’ll contribute to frameworks that enable flexible/scalable customer journeys and tie them with institutional knowledge to help us build the best experiences for students and our partners.
- Responsibilities:Contribute to design discussions and decisions around building scalable and modular architecture
- Build clean, modular and scalable backend services
- Participate in sprint ceremonies and actively contribute to scaling the engineering organization from a process perspective
- Stay on top of the software engineering ecosystem and propose new technologies/methodologies that can be adopted
- Contribute to engineering hiring by conducting interviews
- Champion infrastructure as code mindset and encourage automation
- Manage and mentor a small team of junior engineers
- Requirements:At least 4 years experience as an SDE, building large scale services
- Extensive experience in at least one programming language and ability to write maintainable, scalable and unit-testable code
- Strong understanding of software design principles and patterns
- Excellent command over data structures and algorithms
- Passion for solving complex problems
- Good understanding of various database technologies with strong opinions around their use cases
- Experience with performance monitoring and scaling backend services
- Experience with microservices and distributed systems in general
- Experience with team management
- Excellent written and verbal communication skills
- Good to have:Experience working with Node.js, MongoDB and Google Cloud
- Experience in CI/CD and cloud infrastructure management
- Worked on products that addressed an international audience
- Worked on products that scaled to millions of users
- Location: GurgaonAdditional resources:Our team - https://gradright.com/team.html
- Customer testimonials - https://gradright.com/testimonials.html
- GradRight on social media - LinkedIn, Instagram
- People will be eligible for ESOPs only after the 6 months of engagement with Gradright.
Responsibilities
Solve complex performance problems and architectural challenges
Build reusable code and libraries for future use
Build efficient, testable, and reusable Node JS modules
End-to-end ownership of modules, including designing, development, validation, deployment
Specifications:
Understanding the fully synchronous behavior of NODE JS.
Familiarity with One OOPS language
Familiarity with Workers/child processes & performance tuning
Experience with SQL/NoSQL databases and their declarative query languages (MySQL, and Mongo dB)
Strong knowledge of the common NODE JS or web server exploits and their solutions
Experience -
2-6 Year Qualifications Desired Skills NodeJS, HTML, CSS, Angular/React, JavaScript, Web Application Development, SQL/NoSQL
Mandatory Skills - 4 years in Nodejs, JavaScript, Express.js, MongoDB, Data Structures, Algorithms
"Expertise in Node.js Web frameworks like Meteor, Express, and Kraken.JS
Expertise in building highly scalable web services using Node.js, Create REST API with the help of Node middleware
Deep understanding of REST and API design
Experience designing APIs for consistency, simplicity, and extensibility.
Expertise with JavaScript testing frameworks like Jasmine, Quit, Mocha, Sinnon and Chai.
Expertise with building tools like Web pack, gulp, and grunt.
Integration of various application components
Experience in various phases of the Software Development Life Cycle (SDLC) such as requirements
analysis, design, and implementation in an agile environment, etc.
About Gobillion
Gobillion is a YCombinator backed IIM-NIT alumni co-founded social commerce startup headquartered in San Francisco, USA with offices in New Delhi, Bangalore and Guwahati. We are bringing e-commerce 2.0 to the next 400 million online customers across India, through a community and social driven approach. Our co-founding has diversified experience with prestigious organizations including McKinsey & Company, Deloitte US, EY, Adobe and SAP Labs.
Gobillion has been rapidly scaling and is backed by some of the world’s most prestigious investors from US, Europe, SE Asia and India including - YCombinator, Justin Mateen (Founder - Tinder), Pioneer Fund, Soma Capital, Venture Souq, Goodwater Capital, LetsVenture, Vikalp Sahni (Co-Founder- Gobibibo) amongst others.
We have been selected for and globally validated by the world’s leading investors/accelerators including YCombinator, Founder Institute Silicon Valley, NASSCOM 10000 Startups - India and Assam Startup. We have been named as the Top 10 Global startup for YCombinator S21 by Alex Mitchell.
Summary of role: As a Developer, you will be working alongside our product team in the conceptualization, design and development of server side components. You will be doing the following on the job
- Write clean, manageable code and maintain proper documentation
- Create, test and deploy and maintain the applications on production servers
- Continuously discover, analyze, and implement new technologies and frameworks to maximize development efficiency
- Lead team in crafting solutions in different areas and ensure timely delivery
- Ensure secure architecture for Servers
Why Join Us?
- You will have a chance to be a leader and have the responsibility to scale Gobillon across India's most fast growing cities
- The opportunity to join one of India’s fastest growing companies at an early stage - We are giving our early team members to benefit from a strong ESOP pool and be part of our growth journey
- Joining an amazing team of Gobillion rockstars from colleges like IIMs, IITs, NITs etc. and from organizations including McKinsey & Company, Deloitte US, EY, Adobe, SAP Labs, Urban Company, Udaan, Amazon, Delivery, Ninjacart, Accenture etc.
- Wear the Gobillion badge with pride - We are looking for owners with a founder’s mindset - not just employees. If you are passionate about our mission about making e-commerce social for the next 400M customers in India and serve as culture carriers - we are the right place for you!
Key Responsibilities of this Role:
- Experience with DevOps and writing REST APIs & Micro services architecture
- Strong programming expertise in Node js, Nest Js
- Good understanding of Mongo databases and other NoSql Databases and SQL Database
- Solid hold on Data structures and Algorithm
- Good understanding of System Design
- Development expertise in AWS services like Lambda, SQS, SNS
- Good understanding of DevOps and Server security
- Exposure to Cloud Platforms like AWS (preferred), Azure or Google Cloud
- Unix command line experience
- Well-versed with Software Development Life Cycle
- Demonstrate the ability to be a self-starter and learn quickly
- Excellent analytical and problem-solving skills
- Passion for learning and implementing new technologies
- Excellent understanding of software Architectures
• Develop and maintain all server-side network components
• Ensure optimal performance of the central database and responsiveness to front-end requests
• Collaborate with Frontend Developers on the integration of elements
• Working knowledge of socket programming
• Understand Facebook, Google, Twitter APIs
• Design customer-facing UI and backend services for various business processes
• Develop high-performance applications by writing testable, reusable, and efficient code
• Implement effective security protocols, data protection measures, and storage solutions
• Run diagnostic tests, repair defects, and provide technical support
• Document node.js processes, including database schemas, as well as prepare reports
• Recommend and implement improvements to processes and technologies
• Keep informed of advancements in the field of node.js development
• Extracting data from various social media and web via scraping or official API
Profile Requisites
• Bachelor's Degree in Computer Science, Information Science, or similar
• At least 4 years' experience as a node.js developer
• Extensive knowledge of JavaScript, web stacks, libraries, and frameworks
• Knowledge of frontend technologies such as HTML5 and CSS3
• Should have extensive experience with MongoDB
• Experience with a caching layer like redis
• Familiarity with Facebook, Google & Twitter APIs
• Familiarity with social media login and extracting data from authentication
• Experience with AWS services like SNS, SQS, EC2 instances, and Lambda
• Experience with Jenkins and Docker
• Familiarity with scraping from web and social media
• Familiarity with creation and working with proxies
• Proficient in unit testing framework like Mocha
• Experience in integrating 3rd party APIs
• Experience with elastic search would be great
• Superb interpersonal, communication, and collaboration skills
• Exceptional analytical and problem-solving aptitude
• Should be able to think of optimized solutions and scalable solution
Job Description :
A candidate who has a strong background in the design and implementation of scalable architecture and a good understanding of Algorithms, Data structures, and design patterns. Candidate must be ready to learn new tools, languages, and technologies
Skills :
Microservices, MySQL/Postgres, Kafka/Message Queues, Elasticsearch, Data pipelines, AWS Cloud, Clickhouse/Redshift
What you need to succeed in this role
- Minimum 6 years of experience
- Good understanding of various database types: RDBMS, NoSQL, GraphDB, etc
- Ability to build highly stable reliable APIs and backend services.
- Should be familiar with distributed, high availability database systems
- Experience with queuing systems like Kafka
- Hands-on in cloud infrastructure AWS/GCP/Azure
- Highly plus if know one or more of the following: Confluent ksql, Kafka connect, Kafka streams
- Hands-on experience with data warehouse/OLAP systems such as Redshift, click house and added plus.
- Good communication and interpersonal skills
Benefits of joining us
- Ability to join a small and growing team, and work with some of the coolest people you've ever met
- Opportunity to make an impact, and leave your mark on this organization.
- Competitive compensation, with the ability to shape your own career trajectory
- Go Extra Mile with Learning and Development
What can you look for?
A wholesome opportunity in a fast-paced environment that will enable you to juggle between concepts, yet maintain the quality on content, interact and share your ideas and have loads of learning while at work. Work with a team of highly talented young professionals and enjoy the benefits of being at Xoxoday.
We are
A fast-growing SaaS commerce company based in Bangalore with offices in Delhi, Mumbai, SF, Dubai, Singapore and Dublin. We have three products in our portfolio: Plum, Empuls and Compass. Works with over 1000 global clients. We help our clients in engaging and motivating their employees, sales teams, channel partners or consumers for better business results.
Node js
Job Description
We are looking for a Node.js Developer responsible for managing the interchange of data between the server and the client. 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 client 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.
Roles and Responsibilities
- Integration of user-facing elements developed by front-end developers with server-side logic.
- Writing reusable, testable, scalable, and efficient code.
- Design and implementation of low-latency, high-availability, and high-performance applications.
- Implementation of security and data protection.
- Integration of data storage solutions { databases, key-value stores, blob stores, etc.}
- Familiarity with database Technology Such as MySQL, Oracle, and MongoDB.
Desired Candidate Profile
- Strong proficiency with JavaScript
- Knowledge of Node.js and frameworks available for it {such as Express etc }
- Knowledge of Micro Services Architecture and API Gateway.
- Understanding the nature of asynchronous programming and its quirks and workarounds.
- Good understanding of server-side templating languages {such as PUG, Jade, EJS, etc }
- Good understanding of server-side CSS preprocessors {such as SCSS, SASS, etc }
- Basic understanding of front-end technologies, such as HTML5, CSS3, and DOM manipulation.
- Understanding accessibility and security compliance
- User authentication and authorization between multiple systems, servers, and environments.
- Integration of multiple data sources and databases into one system
- Understanding fundamental design principles behind a scalable application
- Understanding differences between multiple delivery platforms, such as mobile vs. desktop, and optimizing output to match the specific platform
- Creating database schemas that represent and support business processes
- Implementing automated testing platforms and unit tests
- Proficient understanding of code versioning tools, such as Git
- Strong knowledge of Linux operating systems such as Ubuntu, CentOS.
- Basic knowledge of Cloud machines such as Elastic compute.
- Basic knowledge of Cloud Storage such as AWS S3, etc

Position: Software Development Engineer, NodeJs
Experience: 3-7 Years
Responsibilities:
Work with product team / business / architects to understand the requirement
and develop and maintain back end application logic
Work with front end developers to ensure seamless integration with the back
end logic
Design and optimize application for high performance and high availability
Develop Secure, testable and scalable application
Experience Required:
Engineering Graduate with 3 to 7 years of experience in software development.
Strong proficiency with JavaScript and ES6 or ECMA 2015 on Node.js platform.
Knowledge of frameworks such as Express, KOA is desirable.
Knowledge and understanding of async non-blocking architecture
Knowledge of creating REST-ful APIs.
Knowledge of Data Structures and Algorithms, Node Global variables and In built libraries.
Experience in building high-volume transactional customer facing systems desirable
Understanding the nature of asynchronous programming and its quirks and workarounds
Knowledge of packages BABEL, Webpack
Basic understanding of front-end technologies, such as HTML5, and CSS3
Writing reusable, testable, and efficient code



