Profile:
We are a Funded Startup developing a Gamified EdTech Mobile App. We are looking for an experienced Backend Developer (at least 4 years) who has hands-on experience of NodeJS (at least 2 years) and PostgreSQL (at least 2 years). You will be responsible for Defining, Developing and Maintaining all Server-Side Logic, Components, and Database.
Responsibilities:
- Developing and Maintaining all Server-Side Logic and Components
- Defining and Maintaining all Schemas and Database
- Writing Cron Jobs in NodeJS
- Writing Database Triggers in PostgreSQL
- Testing, Repairing Defects and providing Technical Support.
- Documenting Node.js Processes, Database Schemas, and Preparing Reports
- Collaborating with Frontend Developers and Integrating with Frontend Components
Requirements:
- Bachelor’s Degree in Computer, Information Technology, or similar
- Hands-on experience as a Backend Developer (at least 4 years)
- Hands-on experience of NodeJS (at least 2 years)
- Hands-on experience of PostgreSQL (at least 2 years)
- Hands-on experience of ExpressJS and Docker
- In-depth knowledge of Database Architecture
- Working knowledge of Multithreading in NodeJS
- Working knowledge of Python and ReactJS
- Basic knowledge of HTML5 and CSS3

About 8infinity Game Ed Private Limited
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Designation – Nodejs Developer
Experience – Min 3+ Yrs
Location: Ahmedabad ( WFO)
We are seeking a highly skilled Senior Node.js Developer with expertise in SQL and MongoDB to join our dynamic team.
As a key member of our development team, you will be responsible for managing the interchange of data between the server and users, as well as developing server-side logic. Your primary focus will be on the development of all server-side logic, ensuring high performance and responsiveness to requests from the front-end. Additionally, your experience with both SQL and NoSQL databases will be crucial in defining and maintaining our data storage solutions.
Responsibilities:
Develop and maintain server-side applications using Node.js.
Design and implement RESTful APIs for seamless integration with front-end applications.
Collaborate with front-end developers to integrate user-facing elements with server-side logic.
Optimize applications for maximum speed and scalability.
Implement security and data protection measures.
Design and maintain database schemas for both SQL (e.g., MySQL, PostgreSQL) and NoSQL (e.g., MongoDB) databases.
Manage and mentor junior developers, providing technical guidance and support.
Stay updated with emerging technologies and industry best practices.
Requirements:
Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent work experience.
Minimum 4 years of experience in Node.js development.
Proficiency in JavaScript/TypeScript and frameworks such as Express.js.
Strong understanding of asynchronous programming and event-driven architecture.
Experience with SQL databases (e.g., MySQL, PostgreSQL) and proficiency in writing complex SQL queries.
Experience with NoSQL databases (e.g., MongoDB) and familiarity with their query languages.
Familiarity with ORM libraries (e.g., Sequelize, Mongoose) for database interaction.
Knowledge of version control systems (e.g., Git).
Understanding of CI/CD pipelines and deployment processes.
Excellent communication and teamwork skills.
Ability to lead and mentor a team of developers.
- Ensuring optimal performance of the central database and responsiveness to front-end requests.
- Hands on experience on DynamoDB, Lambdas and serverless architecture
- Good understanding of Microservices
- Knowledge of Node.js and frameworks available for it such as Express
- User authentication and authorization between multiple systems, servers, and environments
- Understanding fundamental design principles behind a scalable application
- Implementing automated testing platforms and unit tests
- Collaborating with front-end developers on the integration of elements.
- Developing high-performance applications by writing testable, reusable, and efficient code.
- Implementing effective security protocols, data protection measures, and storage solutions.
- Running diagnostic tests, repairing defects, and providing technical support.
- Documenting Node.js processes, including database schemas, as well as preparing reports.
- Recommending and implementing improvements to processes and technologies.
- Keeping informed of advancements in the field of Node.js development.
- Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.
- Knowledge of front-end technologies such as HTML5 and CSS3.
- Superb interpersonal, communication, and collaboration skills.
- Exceptional analytical and problem-solving aptitude.
Senior Developer should have exposure to building logistics products.
Skilled in RESTful & GraphQL APIs, microservices, and database optimization (MySQL, PostgreSQL, MongoDB).
• Experienced in authentication (OAuth, JWT), caching (Redis, Memcached), and real-time applications (WebSockets).
• Strong knowledge of CI/CD pipelines, Docker, Kubernetes, and cloud deployment (AWS, GCP, Azure).
• Passionate about scalability, performance tuning, security best practices, and clean code architecture.

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.
- Building products that impact millions
- Working on really tough problems that challenge you
- Being part of a small team where you are impactful
- 50K+ API requests/min
- 25K+ concurrent users every second
- Code, code & code
- Independently implement small to medium features
- Pick up & master new technologies
- Be a kickass developer
- A team that loves coding & building exceptional quality products
- Challenges that will push you beyond your limits
- A democratic place where everyone is heard & aware
- No hierarchy, politics, bosses, managers or anything like that
- And most importantly, Happy Vibes!
Why you should join us
- You will join the mission to create positive impact on millions of peoples lives
- You get to work on the latest technologies in a culture which encourages experimentation - You get to work with super humans (Psst: Look up these super human1, super human2, super human3, super human4)
- You get to work in an accelerated learning environment
What you will do
- You will provide deep technical expertise to your team in building future ready systems.
- You will collaborate in a highly cross functional team, providing engineering perspective to non technical members of the team
- You will help develop a robust roadmap for ensuring engineering operational excellence
- You will establish clean and optimised coding standards that are well documented
- You will author efficient, reliable and performant systems
- You will design systems, frameworks and libraries that work at scale, are easy to maintain and provide a great developer experience
- You will be agile and curious about customer problems and business objectives
- You will actively mentor and participate in knowledge sharing forums
- You will work in an exciting startup environment where you can be ambitious and try new things :)
You should apply if
- You have a strong foundation in Computer Science concepts and programming fundamentals
- You have been working on backend web technologies since 8+ years
- You have built and maintained reliable systems that operate at high scale
- You’re experienced in building and running cloud-native platforms & distributed systems
- Extensive experience in any web stack (we use Typescript / AWS / DynamoDB / PostgreSQL)
- You understand the hustle of a startup and are good with handling ambiguity
- You are data driven, have customer empathy and enjoy building delightful applications
- You are curious, a quick learner and someone who loves to experiment
- You insist on highest standards of quality, maintainability and performance
- You work well in a team to enhance your impact
Designation : Backend - Mobile Application Developer
Location : HSR, Bangalore
About the Company
Making impact driven by Data.
Vumonic Datalabs is a data-driven startup providing business insights to e-commerce & e-tail companies to help them make data-driven decisions to scale up their business and understand their competition better. As one of the EU's fastest growing (and coolest) data companies, we believe in revolutionizing the way businesses make their most important business decisions by providing first-hand transaction based insights in real-time..
About the Role
We are looking to hire a Backend Software Engineer to design and build functional applications and work with our dynamic team of engineers to solve challenges that come with our rapidly evolving technical stack. You should be comfortable working with new technologies and architectures while working with a small team to take ownership of projects to ultimately deliver amazing global user experience. The ideal candidate needs to have experience building products and a firm understanding of web frameworks, APIs, databases, and multiple back end languages.
If you have a strong working knowledge of solving the challenges that impact both the front end and back end architecture and are hungry to learn, compassionate about your work and are familiar with the mentioned technical skills, we’d love to speak with you.
What you’ll do
- Building highly scalable distributed solutions that enable positive user experiences and measurable business growth
- Work with agile development methodologies, adhering to best practices and pursuing continued learning opportunities
- Ensure the performance, quality, and responsiveness of applications
- Collaborate with a team to define, design, and ship new features
- Help maintain code quality, organization, and automatization of application
- Architect and provide guidance on building end-to-end systems optimized for speed and scale
- Translate application storyboards and use cases into functional applications
- Identify bottlenecks and devise elegant solutions to improve the scope of functionality of the application
- Ensuring quality and performance as per expected specifications.
- Engage with inspiring designers and front end engineers as we create reliable APIs
What you need to have
TECHNICAL SKILLS
- Extensive experience with building web and mobile applications.
- Deep understanding of NodeJS with excellent debugging and optimization skills.
- Experience of designing and integrating RESTful API’s, client communication and product development.
- Understanding of unit/integration testing, deployment of applications and GCP is a plus.`
- Exposure to IMAP Protocol & mail related applications is a plus
- 2 or more years of working experience as a Backend Developer.
- 2+ years of experience on Java, Spring Boot, Hibernate in medium to large-scale projects
- Must have experience with at least some flavours of both SQL (MySQL, Postgres) and NoSQL (Kafka, MongoDB, ElasticSearch, NoSQL distributed cache system, DynamoDB etc), datastores in production
- Must have experience with Kafka or similar message queue systems in production
- Stellar problem solving skills
- Hunger to learn new things and ability to grasp new concepts quickly
- Ability to move quickly without breaking things too much (we are dreamers)
- Ability to work under immense pressure which is balanced by a sense of responsibility and ownership
- Should be able to groom juniors and take them to the next level
Role and Responsibilities:
- As a backend developer, your primary focus will be the development of all server-side systems
- A basic understanding of front-end technologies is necessary as well. You will test, secure and deploy your code
- Work experience on Node.js is a must along with a server-side framework like Express.js
- Strong proficiency in JavaScript
- Writing reusable, testable, and efficient code
- Experience and proficiency integrating with REST APIs
- Understanding of scalable computing systems, software architecture, data structures, and algorithms
- Experience in working with databases such as MongoDB, Redis, Elasticsearch, etc.
- AgileScrum development cycle understanding.
Skills Required:
- At least 2 years of experience developing backends using NodeJS should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds.
- Good knowledge of MongoDB(Must) & any other MySQL Database.
- Good knowledge of Redis, its data types, and their use cases.
- Experience developing and deploying REST APIs.
- Knowledge and working experience in Cloud environment - AWS or Azure
- Good knowledge of Unit Testing and available Test Frameworks.
- Should be a fast learner and a go-getter without any fear of trying out new things







