
Backend Developer - Node.js
at Cllient is developing AI products for hospitality industry
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.

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Location: Bangalore/ Bhopal
Job Description:
We are looking for a highly skilled Senior Python Django Developer with extensive experience in building and scaling financial or payments-based applications. The ideal candidate has a deep understanding of system design, architecture patterns, and testing best practices, along with a strong grasp of the startup environment.
This role requires a balance of hands-on coding, architectural design, and collaboration across teams to deliver robust and scalable financial products.
Responsibilities:
- Design and develop scalable, secure, and high-performance applications using Python (Django framework).
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- Lead and implement design patterns and software architecture best practices.
- Ensure code quality through comprehensive unit testing, integration testing, and participation in code reviews.
- Collaborate closely with Product, DevOps, QA, and Frontend teams to build seamless end-to-end solutions.
- Drive performance improvements, monitor system health, and troubleshoot production issues.
- Apply domain knowledge in payments and finance, including transaction processing, reconciliation, settlements, wallets, UPI, etc.
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Requirements:
- 6 to 10 years of professional backend development experience with Python and Django.
- Strong background in payments/financial systems or FinTech applications.
- Proven experience in designing software architecture in a microservices or modular monolith environment.
- Experience working in fast-paced startup environments with agile practices.
- Proficiency in RESTful APIs, SQL (PostgreSQL/MySQL), NoSQL (MongoDB/Redis).
- Solid understanding of Docker, CI/CD pipelines, and cloud platforms (AWS/GCP/Azure).
- Hands-on experience with test-driven development (TDD) and frameworks like pytest, unittest, or factory_boy.
- Familiarity with security best practices in financial applications (PCI compliance, data encryption, etc.).
Preferred Skills:
- Exposure to event-driven architecture (Celery, Kafka, RabbitMQ).
- Experience integrating with third-party payment gateways, banking APIs, or financial instruments.
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Job Types: Full-time, Permanent
Schedule:
- Day shift
Supplemental Pay:
- Performance bonus
- Yearly bonus
Ability to commute/relocate:
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We are looking for a Node.js Developer responsible for managing the interchange of data between the server and the users. 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. 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.
Responsibilities:
- Integration of user-facing elements developed by front-end developers with server-side logic
- Writing reusable, testable, and efficient code
- Design and implementation of low-latency, high-availability, and performant applications
- Implementation of security and data protection
- Integration of data storage solutions
- Performance tuning, improvement, and optimization of the application
- Ensuring high performance of applications and providing support
Skills and Qualifications:
- Strong proficiency with JavaScript and Node.js
- Knowledge of Node.js and frameworks available for it such as Express
- Understanding the nature of asynchronous programming and its quirks and workarounds
- Good understanding of server-side templating languages such as Jade, EJS
- Basic understanding of front-end technologies, such as HTML5, and CSS3
- 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
- Familiarity with continuous integration
- Familiarity with AWS
- Experience with Mongo DB/Dynamo DB
Education and Experience:
- Bachelor’s degree in Computer Science, Engineering, or a related field
- 2+ years of experience as a Node.js Developer or similar role
Backend Architect
Experience - 12+ yrs
Mandatory Skills - NodeJS & MongoDB(Data Modelling/ Complex Queries/ Aggregation pipeline )
About Wekan Enterprise Solutions
Wekan Enterprise Solutions is a leading Technology Consulting company and a strategic investment partner of MongoDB. We help companies drive innovation in the cloud by adopting modern technology solutions that help them achieve their performance and availability requirements. With strong capabilities around Mobile, IOT and Cloud environments, we have an extensive track record helping Fortune 500 companies modernize their most critical legacy and on-premise applications, migrating them to the cloud and leveraging the most cutting-edge technologies.
Job Description
We are looking for passionate architects eager to be a part of our growth journey. The right candidate needs to be interested in working in high-paced and challenging environments leading technical teams, designing system architecture and reviewing peer code. Interested in constantly upskilling, learning new technologies and expanding their domain knowledge to new industries. This candidate needs to be a team player and should be looking to help build a culture of excellence. Do you have what it takes?
You will be working on complex data migrations, modernizing legacy applications and building new applications on the cloud for large enterprise and/or growth stage startups. You will have the opportunity to contribute directly into mission critical projects directly interacting with business stakeholders, customer's technical teams and MongoDB solutions Architects.
Location -Chennai or Bangalore
- Relevant experience of 12+ years building high-performance applications with at least 3+ years as an architect.
- Good problem solving skills
- Strong mentoring capabilities
- Good understanding of software development life cycle
- Strong experience in system design and architecture
- Strong focus on quality of work delivered
- Excellent verbal and written communication skills
Required Technical Skills
- Extensive hands-on experiencebuilding high-performance applications using Node. Js (Javascript/Typescript) and. NET/ Golang / Java / Python.
- Strong experience with appropriate framework(s).
- Well versed in monolithic and microservices architecture.
- Hands-on experience with data modeling onMongoDB and any other Relational or NoSQL databases
- Experience working with 3rd party integrations ranging from authentication, cloud services, etc.
- Hands-on experience with Kafka or RabbitMQ.
- Hands on experience with CI/CD pipelines and atleast 1 cloud provider - AWS / GCP / Azure
- Strong experience writing and maintaining clear documentation
Good to have skills:
- Experience working with frontend technologies - React. Js or Vue. Js or Angular.
- Extensive experience consulting with customers directly for defining architecture or system design.
- Technical certifications in AWS / Azure / GCPor other relevant technologies
- Full stack development on cutting edge technology in Fintech domain.
- Ownership of complete backend code.
You should Have :
- Server Side languages knowledge: Node.js and express.js is the first choice, Python, Java
- Server-side programming experience. We prefer ability over experience
- Solid experience working with databases, especially relational DB.
- Solid experience with version control (Git or Bitbucket or SVN).
- B.E. in Computer Science or Graduate/PG degree in Computer Science (this is optional, as we are more interested in your abilities and experience over a paper degree).
- Any experience working with real-time projects in backend with node.js and express.js
- Writing back-end code and building efficient PHP modules.
- Write clean, well-designed code.
- Updating and altering application features to enhance performance.
- Conducting analysis of website and application requirements.
- Developing back-end portals with an optimized database.
- Integrating data storage solutions.
- Troubleshoot and fix any issues relating to PHP programs.
- Ensure smooth operations of web processes and infrastructure.
- 3+ years of Professional Full time experience building and maintaining complex software on a cross-functional team. You'll join us in writing clean, maintainable software that solves hard problems. You'll write testable, quality code. You'll push the team and the mission forward with your contributions.
- Strong database skills
- Bachelors or Masters in Computer Science Engineering (or equivalent)
- Minimum product dev experience of 3+ years in web/mobile startups with expertise in designing and implementing high performance web applications.
- You're an incessant problem solver and tougher the problem gets, more fun you have.
- You love to own end to end responsibility, starting from defining the problem statement (either yourself or alongside your peers), development (PoC if needed), testing, releasing in staging & then production env and finally monitoring.
- Understanding of MVC design patterns.
- Basic understanding of front-end technologies, such as JavaScript, HTML5, and CSS3.
- User authentication and authorization between multiple systems, servers, and environments.
- Knowledge of object-oriented PHP programming.
- Understanding accessibility and security compliance.
- Proficient understanding of code versioning tools, such as Git, BitBucket.
- Good knowledge of relational databases, version control tools, and developing web services.
Rejolut is among the fastest-growing and award winning Tech companies working on leading technologies namely Blockchain, Machine Learning & Artificial Intelligence, Complex mobile & Web Apps, IoT, etc.Rejolut is a venture-backed company with clients in over several countries namely Malaysia Airlines,gba global,my-earth,biomes, Dlg-hub,etc.
We are looking for Tech geeks having hands-on experience and in love with building scalable, distributed and large web/mobile products and tech solutions. He/She must be an excellent problem solver with passion to self-learn and implement web technologies (frontend + backend). He/She would be responsible for the architecture design, code review, and technology build and deployment activities of the product.
Responsibilities:-
- Own the product development from scratch.
- Architect scalable, distributed and large-scale web and mobile solutions from scratch.
- Code for fresh development and to troubleshoot and resolve issues.
- Writing reusable, testable, and efficient code.
- Creating database schemas that represent and support business processes.
- Design and implementation of low-latency, high-availability, and performant applications.
- Able to learn & implement new technology/framework/library at God Speed.
- Customer-focused, react well to changes, work with teams and be able to multitask.
- Experience and knowledge of open-source tools and frameworks, broader cutting edge technologies around server side development.
Desired Candidate Profile:-
- A Bachelor's degree in Computer Science or related field(or combined with related experience)
- Strong Expertise in Node.js/Javascript
- Hands-on experience in writing Node.js applications
- Deep knowledge of Restful APIs, Web Services, command-line programs and solid design principles.
- Knowledge of Node.js and frameworks like Express.js,Sails.js,StrongLoop, Meteor,Loopback.js, etc
- Knowledge of SQL and NoSQL database(MongoDB)
- Knowledge of tools like Docker, Git, Postman, JSdocs, etc.
- Well versed with front-end technologies - HTML5, and CSS3, AWS, GCP, Azure, Good hold on CLI command, OS
- Proficiency in multiple programming languages, both dynamic(Javascript, Python, Ruby, etc.) and strongly typed object-oriented language.
- Implementing automated testing platforms and unit tests.
- Must be a proven performer and team player that enjoys challenging assignments in a high energy, fast growing and start-up workplace.
- Good communication and interpersonal skills
Rejolut - As a Career Differentiator
- We are a young and dynamic team who are obsessed with solving futuristic and evolutionary business problems at scale with the next generation technology like blockchain, crypto and machine learning. Focuses on empowering people across the globe to be technically efficient, making advancements in technology and providing new capabilities that were previously thought impossible.
- We provide exposure to higher learning opportunities so that you can work on complex and cutting edge technology like React, React Native, Flutter, NodeJS, Python, Go, Svelte, WebAssembly. Strong expertise in blockchain and crypto technology and working with the networks like Hedera Hashgraph, Tezos, BlockApps, Algorand, Cardano.
- We maintain high end transparency with clients and employees as Visibility unlocks Efficiency and trust unlocks Visibility.
- Company is backed by two technology Co-founders, well-versed with consumer applications and their work has been downloaded millions of times and have led teams in leadership positions in companies like Samsung, Purplle, Loylty Rewardz.
Benefits :
> 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
> Competitive salaries & Bonuses
> Liberal working atmosphere
> Get mentored by the best in the industry
Schedule:
- Day Shift/Flexible working hours
- Monday to Friday
We are looking for a Node.js Developer responsible for managing the interchange of data
between the server and the users. 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. 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.
Must-Have:
● Strong proficiency with JavaScript.
● Hands-on experience with HTML, CSS, and AJAX.
● Knowledge of Node.js and frameworks available for it (such as Express, StrongLoop, etc
depending on your technology stack).
● Understanding the nature of asynchronous programming and its quirks and
workarounds.
● Good understanding of server-side templating languages. (such as Jade, EJS, etc
depending on your technology stack)
● Development experience designing object-oriented JavaScript and SVG.
● 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.
Good to have:
● Proficient understanding of code versioning tools, such as Git.
● Understanding accessibility and security compliance.
● Typescript and Mongo DB knowledge.
● Knowledge of REST & GRPC.
● Understanding of containerization (Docker).
Responsibilities:
● Writing reusable, testable, and efficient code.
● Writing API Documentation.
● Design and implementation of low-latency, high-availability, and performant
applications.
● Implementation of security and data protection.
● Integration of data storage solutions (may include databases, key-value stores, blob
stores, etc.).
● Integration of user-facing elements developed by front-end developers with server-side
logic.
To be the right fit, you'll need:

- Relevant industry experience in developing performant and scalable backend systems using Node.js.
- Solid understanding of Core Computer Science, Systems Design and Data Structures & Algorithms.
- Knowledge and experience in the best practices of design and architecture.
- Experience in developing extensible and scalable solutions.
- Experience in implementing automatic assessments associated with the front-end layer, both integration and unit.
- A love for beautiful, clean and maintainable code.










